St Paul's Walden Bury
From WhereToday
Q7595181
Error: Invalid JSON (<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Wikimedia Commons SPARQL Query Error</title> <script src="https://cdn.tailwindcss.com"></script> <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;600&display=swap" rel="stylesheet"> <style> body { font-family: 'Inter', sans-serif; background-color: #f3f4f6; } .container { max-width: 900px; } .error-box { background-color: #fee2e2; color: #ef4444; padding: 1.5rem; border-radius: 0.5rem; border: 1px solid #ef4444; word-wrap: break-word; /* Ensure long URLs/messages wrap */ } code { background-color: #e2e8f0; padding: 0.2rem 0.4rem; border-radius: 0.25rem; font-family: monospace; } </style>
</head> <body class="p-4 flex items-center justify-center min-h-screen">
SPARQL Query Service
Operation Failed:
An error occurred during query execution: HTTP Error: 400 Response: SPARQL-QUERY: queryStr= SELECT DISTINCT ?item ?file ?date ?label ?qualityLabel ?latitude ?longitude ?type ?subtype ?source WHERE { SERVICE wikibase:label {bd:serviceParam wikibase:language 'en'} { SELECT DISTINCT ?item ?file ?date ?label ?quality ?latitude ?longitude ?type ?subtype ?source WHERE { { SELECT DISTINCT ?item ?date ?file ?type ?subtype ?source (COALESCE(?label1,?label2) AS ?label) (SAMPLE (COALESCE(?latitude1,?latitude2)) AS ?latitude) (SAMPLE (COALESCE(?longitude1,?longitude2)) AS ?longitude) (SAMPLE(?qualitylist) AS ?quality) WHERE { {?item wdt:P180 wd:Q7595181} UNION {SERVICE wikibase:mwapi{ bd:serviceParam wikibase:api 'Generator' . bd:serviceParam wikibase:endpoint 'commons.wikimedia.org' . bd:serviceParam mwapi:gcmtitle 'Category:St Paul's Walden Bury' . bd:serviceParam mwapi:generator 'categorymembers' . bd:serviceParam mwapi:gcmtype 'file' . bd:serviceParam mwapi:gcmlimit 'max' . ?title wikibase:apiOutput mwapi:title . ?pageid wikibase:apiOutput '@pageid' . } BIND (URI(CONCAT('https://commons.wikimedia.org/entity/M', ?pageid)) AS ?item) } OPTIONAL {?item rdfs:label ?label1 FILTER(LANG(?label1) = 'en')} ?item schema:url ?url. BIND (CONCAT('File:',wikibase:decodeUri(substr(str(?url),52))) AS ?file) BIND(REPLACE(REPLACE(?file, '^File:', ), '.[^.]*$', ) AS ?label2) OPTIONAL {?item wdt:P571 ?date} OPTIONAL {?item wdt:P6731 ?qualitylist} OPTIONAL { ?item p:P1259 ?position1. ?position1 psv:P1259/wikibase:geoLatitude ?latitude1a. ?position1 psv:P1259/wikibase:geoLongitude ?longitude1a. BIND(STR(?latitude1a) AS ?latitude1) BIND(STR(?longitude1a) AS ?longitude1) } OPTIONAL { ?item p:P9149 ?position2. ?position2 psv:P9149/wikibase:geoLatitude ?latitude2a. ?position2 psv:P9149/wikibase:geoLongitude ?longitude2a. BIND(STR(?latitude2a) AS ?latitude2) BIND(STR(?longitude2a) AS ?longitude2) } BIND(CONCAT('commons') AS ?type) BIND(CONCAT('image') AS ?subtype) BIND(CONCAT('Commons') AS ?source) FILTER ( STRENDS(LCASE(STR(?file)), '.jpg') || STRENDS(LCASE(STR(?file)), '.jpeg') ) } GROUP BY ?item ?date ?file ?label1 ?label2 ?latitude1 ?latitude2 ?longitude1 ?longitude2 ?type ?subtype ?source } } ORDER BY DESC(?quality) ASC(?date) LIMIT 10 } } GROUP BY ?item ?file ?date ?label ?qualityLabel ?latitude ?longitude ?type ?subtype ?source ORDER BY ASC(?date) java.util.concurrent.ExecutionException: org.openrdf.query.MalformedQueryException: Lexical error at line 16, column 65. Encountered: " " (32), after : "s" at java.util.concurrent.FutureTask.report(FutureTask.java:122) at java.util.concurrent.FutureTask.get(FutureTask.java:206) at com.bigdata.rdf.sail.webapp.BigdataServlet.submitApiTask(BigdataServlet.java:292) at com.bigdata.rdf.sail.webapp.QueryServlet.doSparqlQuery(QueryServlet.java:678) at com.bigdata.rdf.sail.webapp.QueryServlet.doPost(QueryServlet.java:275) at com.bigdata.rdf.sail.webapp.RESTServlet.doPost(RESTServlet.java:269) at com.bigdata.rdf.sail.webapp.MultiTenancyServlet.doPost(MultiTenancyServlet.java:195) at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:865) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1655) at org.wikidata.query.rdf.blazegraph.throttling.ThrottlingFilter.doFilter(ThrottlingFilter.java:322) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642) at org.wikidata.query.rdf.blazegraph.throttling.SystemOverloadFilter.doFilter(SystemOverloadFilter.java:84) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642) at ch.qos.logback.classic.helpers.MDCInsertingServletFilter.doFilter(MDCInsertingServletFilter.java:50) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642) at org.wikidata.query.rdf.blazegraph.filters.QueryEventSenderFilter.doFilter(QueryEventSenderFilter.java:125) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642) at org.wikidata.query.rdf.blazegraph.filters.ClientIPFilter.doFilter(ClientIPFilter.java:43) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642) at org.wikidata.query.rdf.blazegraph.filters.JWTIdentityFilter.doFilter(JWTIdentityFilter.java:66) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642) at org.wikidata.query.rdf.blazegraph.filters.RealAgentFilter.doFilter(RealAgentFilter.java:33) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642) at org.wikidata.query.rdf.blazegraph.filters.RequestConcurrencyFilter.doFilter(RequestConcurrencyFilter.java:50) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1634) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:533) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:146) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:257) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1595) at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:255) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1340) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:203) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:473) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1564) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:201) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1242) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:144) at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:220) at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:126) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) at org.eclipse.jetty.server.Server.handle(Server.java:503) at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:364) at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:260) at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:305) at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103) at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:118) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:333) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:310) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126) at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:366) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:765) at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:683) at java.lang.Thread.run(Thread.java:750) Caused by: org.openrdf.query.MalformedQueryException: Lexical error at line 16, column 65. Encountered: " " (32), after : "s" at com.bigdata.rdf.sail.sparql.Bigdata2ASTSPARQLParser.parseQuery2(Bigdata2ASTSPARQLParser.java:404) at com.bigdata.rdf.sail.webapp.QueryServlet$SparqlQueryTask.call(QueryServlet.java:741) at com.bigdata.rdf.sail.webapp.QueryServlet$SparqlQueryTask.call(QueryServlet.java:695) at com.bigdata.rdf.task.ApiTaskForIndexManager.call(ApiTaskForIndexManager.java:68) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ... 1 more Caused by: com.bigdata.rdf.sail.sparql.ast.TokenMgrError: Lexical error at line 16, column 65. Encountered: " " (32), after : "s" at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilderTokenManager.getNextToken(SyntaxTreeBuilderTokenManager.java:3994) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.jj_ntk(SyntaxTreeBuilder.java:9637) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.RDFLiteral(SyntaxTreeBuilder.java:7189) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GraphTerm(SyntaxTreeBuilder.java:3893) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.VarOrTermOrTRefP(SyntaxTreeBuilder.java:8714) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GraphNodePath(SyntaxTreeBuilder.java:3786) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.ObjectPath(SyntaxTreeBuilder.java:3467) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.ObjectListPath(SyntaxTreeBuilder.java:3044) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.PropertyListPath(SyntaxTreeBuilder.java:2992) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.TriplesSameSubjectPath(SyntaxTreeBuilder.java:2919) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.TriplesBlock(SyntaxTreeBuilder.java:2321) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.BasicGraphPattern(SyntaxTreeBuilder.java:2097) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GraphPattern(SyntaxTreeBuilder.java:2034) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GroupGraphPattern(SyntaxTreeBuilder.java:1969) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.ServiceGraphPattern(SyntaxTreeBuilder.java:2534) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GraphPatternNotTriples(SyntaxTreeBuilder.java:2370) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GraphPattern(SyntaxTreeBuilder.java:2047) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GroupGraphPattern(SyntaxTreeBuilder.java:1969) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GroupOrUnionGraphPattern(SyntaxTreeBuilder.java:2451) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GroupOrUnionGraphPattern(SyntaxTreeBuilder.java:2459) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GraphPatternNotTriples(SyntaxTreeBuilder.java:2361) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GraphPattern(SyntaxTreeBuilder.java:2047) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GroupGraphPattern(SyntaxTreeBuilder.java:1969) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.WhereClause(SyntaxTreeBuilder.java:1013) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.SubSelect(SyntaxTreeBuilder.java:416) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GroupGraphPattern(SyntaxTreeBuilder.java:1965) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GroupOrUnionGraphPattern(SyntaxTreeBuilder.java:2451) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GraphPatternNotTriples(SyntaxTreeBuilder.java:2361) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GraphPattern(SyntaxTreeBuilder.java:2047) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GroupGraphPattern(SyntaxTreeBuilder.java:1969) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.WhereClause(SyntaxTreeBuilder.java:1013) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.SubSelect(SyntaxTreeBuilder.java:416) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GroupGraphPattern(SyntaxTreeBuilder.java:1965) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GroupOrUnionGraphPattern(SyntaxTreeBuilder.java:2451) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GraphPatternNotTriples(SyntaxTreeBuilder.java:2361) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GraphPattern(SyntaxTreeBuilder.java:2047) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GraphPattern(SyntaxTreeBuilder.java:2056) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.GroupGraphPattern(SyntaxTreeBuilder.java:1969) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.WhereClause(SyntaxTreeBuilder.java:1013) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.SelectQuery(SyntaxTreeBuilder.java:377) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.Query(SyntaxTreeBuilder.java:328) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.QueryContainer(SyntaxTreeBuilder.java:216) at com.bigdata.rdf.sail.sparql.ast.SyntaxTreeBuilder.parseQuery(SyntaxTreeBuilder.java:32) at com.bigdata.rdf.sail.sparql.Bigdata2ASTSPARQLParser.parseQuery2(Bigdata2ASTSPARQLParser.java:336) ... 7 more
</body> </html>).
St. Paul's Walden Bury is an English country house and surrounding gardens in the village of St Paul's Walden in Hertfordshire. The house is a Grade II* listed, and the gardens Grade I.
Wikimedia, Wikidata
United Kingdom,
-
Location: 51.8811, -0.276, KML, Cluster Map, Maps,
58 places
-

Someries Castle ⓘ
fortified manor house in Hyde, Bedfordshire, England, UK

-

Berkhamsted Castle ⓘ
castle in Berkhamsted, Hertfordshire, England, UK

-

Hertford Castle ⓘ
Grade I listed castle in East Hertfordshire, England, UK

-

Benington Lordship ⓘ
country house in Hertfordshire, England, UK
-

Chenies Manor House ⓘ
Grade I listed historic house museum in Chiltern, United Kingdom
-

Whipsnade Tree Cathedral ⓘ
Garden in Bedfordshire, England, UK
-

Henry Moore Studios and Gardens ⓘ
sculpture park and museum in Much Hadham, East Hertfordshire, England, UK
-

Ascott House ⓘ
historic house and National Trust site in Buckinghamshire, England, UK
-

Baldock Museum and Local History Society ⓘ
municipal Building in England
-

British Schools Museum ⓘ
education museum in Hitchin, Hertfordshire, United Kingdom
-

Gibberd Gallery ⓘ
art gallery in Harlow
-

Harlow Museum & Walled Gardens ⓘ
Local museum in Harlow, United Kingdom
-

Hertford Museum ⓘ
local museum in Hertford, Hertfordshire, England, United Kingdom
-
Knebworth House ⓘ
country house in Knebworth, Hertfordshire, England, UK
-

Leighton Buzzard Light Railway ⓘ
preserved narrow gauge railway in Bedfordshire
-
Lowewood Museum ⓘ
Museum in Lowewood, Hertfordshire, United Kingdom
-

Mill Green Museum and Working Mill ⓘ
local museum in Hatfield, Hertfordshire, England, United Kingdom
-

Much Hadham Forge Museum ⓘ
industry museum in United Kingdom
-

Old Gorhambury House ⓘ
country house in St Michael, Hertfordshire, England, UK
-

RAF Henlow ⓘ
Royal Air Force support station in Bedfordshire, England
-

Shaw's Corner ⓘ
writer's house museum in Ayot St Lawrence, Hertfordshire, England, UK
-

St Albans Museum + Gallery ⓘ
Local museum in St Albans, United Kingdom
-

St Albans Organ Theatre ⓘ
theatre in the UK
-

St Albans Roman Wall ⓘ
English Heritage in the East of England
-
Tring Local History Museum ⓘ
local history museum in Tring, Hertfordshire, United Kingdom
-

Verulamium Museum ⓘ
Museum in St Albans, United Kingdom
-

Waltham Abbey Royal Gunpowder Mills ⓘ
Grade I listed military museum in the United Kingdom
-

Ware Museum ⓘ
museum in Ware, Hertfordshire, England, UK
-
Woburn Abbey ⓘ
occupying the east of the village of Woburn, Bedfordshire, England, is a country house, the family seat of the Duke of Bedford
-

Moot Hall ⓘ
building in Elstow, Bedfordshire, England, UK
-

Hatfield House ⓘ
country house in Hatfield, Hertfordshire, England, UK
-

Moggerhanger House ⓘ
Grade I listed historic house museum in Central Bedfordshire, England, UK
-

Natural History Museum at Tring ⓘ
museum under the control of the Natural History Museum in the UK
-

Shuttleworth Collection ⓘ
aviation museum in Old Warden, Bedfordshire
-

Wardown Park Museum ⓘ
local museum in Luton, Bedfordshire, England, UK
-

Whipsnade Zoo ⓘ
zoo near Dunstable in Bedfordshire, England
-

Bedfordshire And Hertfordshire Regiment Museum ⓘ
museum in Luton, England, UK
-

Stevenage Museum ⓘ
museum in Hertfordshire, United Kingdom
-

Stockwood Discovery Centre ⓘ
museum in Luton, Bedfordshire, United Kingdom
-

De Havilland Aircraft Museum ⓘ
aviation museum in Hertfordshire, United Kingdom
-

Hertfordshire Zoo ⓘ
zoo in Hertfordshire, United Kingdom
-

Military Intelligence Museum ⓘ
military museum in Bedfordshire, United Kingdom
-

Pitstone Green Museum ⓘ
museum in Leighton Buzzard, England, United Kingdom
-

Woburn Safari Park ⓘ
safari park located in Woburn, Bedfordshire, England
-

St Albans Musical Museum ⓘ
museum in St. Albans, England, UK
-

Epping Forest District Museum ⓘ
local museum in Waltham Abbey, United Kingdom
-

Watford Museum ⓘ
local museum in Hertfordshire, United Kingdom
-

Woburn Heritage Centre ⓘ
museum in Woburn, England, United Kingdom
-

Whitewebbs Museum of Transport ⓘ
The Whitewebbs Museum, Whitewebbs Road, Enfield
-

Potters Bar Museum ⓘ
museum in Hertfordshire, United Kingdom
-

Bushey Museum and Art Gallery ⓘ
museum and gallery in Hertfordshire, England, United Kingdom
-

Elstree and Borehamwood Museum ⓘ
museum in Borehamwood, Hertfordshire, United Kingdom
-

Redbourn Museum ⓘ
museum in Redbourn, England, UK
-

Chesham Museum ⓘ
private, community and local history museum in Buckinghamshire, England, United Kingdom
-

The National Speedway Museum ⓘ
museum in Broxbourne, England, UK
-

Hertfordshire Fire Brigade Museum ⓘ
museum in Watford, England, UK
-

Ridgmont Station Heritage Centre ⓘ
museum in Ridgmont, England, UK
-

Radlett and District Museum ⓘ
museum in Radlett, England, UK
| Type | Subtype | Date | Description | Notes | Source |
|---|---|---|---|---|---|
| site | castle | Someries Castle | ruins, fortified manor house | Wikidata | |
| site | castle | 1066 | Berkhamsted Castle | ruins, motte-and-bailey castle | Wikidata |
| site | castle | 1066 | Hertford Castle | castle, city hall | Wikidata |
| site | garden | Benington Lordship | garden, English country house | Wikidata | |
| site | garden | Chenies Manor House | English country house, manor house, historic house museum, garden | Wikidata | |
| site | garden | Whipsnade Tree Cathedral | war memorial, garden | Wikidata | |
| site | garden | 1977 | Henry Moore Studios and Gardens | museum, sculpture garden | Wikidata |
| site | museum | Ascott House | historic house museum, English country house | Wikidata | |
| site | museum | Baldock Museum and Local History Society | local museum, city hall | Wikidata | |
| site | museum | British Schools Museum | education museum, historic house museum, independent museum | Wikidata | |
| site | museum | Gibberd Gallery | art museum | Wikidata | |
| site | museum | Harlow Museum & Walled Gardens | local museum | Wikidata | |
| site | museum | Hertford Museum | local museum, historic house museum, independent museum | Wikidata | |
| site | museum | Knebworth House | English country house, historic house museum, country house | Wikidata | |
| site | museum | Leighton Buzzard Light Railway | heritage railway, narrow-gauge railway | Wikidata | |
| site | museum | Lowewood Museum | museum, local authority museum | Wikidata | |
| site | museum | Mill Green Museum and Working Mill | watermill, local museum, local authority museum | Wikidata | |
| site | museum | Much Hadham Forge Museum | local museum, independent museum | Wikidata | |
| site | museum | Old Gorhambury House | English country house, historic house museum | Wikidata | |
| site | museum | RAF Henlow | air base, military museum, Royal Air Force station | Wikidata | |
| site | museum | Shaw's Corner | English country house, historic house museum | Wikidata | |
| site | museum | St Albans Museum + Gallery | local authority museum, local museum | Wikidata | |
| site | museum | St Albans Organ Theatre | theatre building, music museum | Wikidata | |
| site | museum | St Albans Roman Wall | history museum | Wikidata | |
| site | museum | Tring Local History Museum | local museum | Wikidata | |
| site | museum | Verulamium Museum | museum, local authority museum | Wikidata | |
| site | museum | Waltham Abbey Royal Gunpowder Mills | charitable organization, military museum | Wikidata | |
| site | museum | Ware Museum | city museum, independent museum | Wikidata | |
| site | museum | 1101 | Woburn Abbey | English country house, historic house museum | Wikidata |
| site | museum | 1500 | Moot Hall | house, market hall, historic house museum, local authority museum | Wikidata |
| site | museum | 1611 | Hatfield House | English country house, historic house museum, country house | Wikidata |
| site | museum | 1812 | Moggerhanger House | English country house, historic house museum, historic house | Wikidata |
| site | museum | 1889 | Natural History Museum at Tring | natural history museum, national museum | Wikidata |
| site | museum | 1928 | Shuttleworth Collection | independent museum, aviation museum | Wikidata |
| site | museum | 1930 | Wardown Park Museum | local museum, independent museum, historic house | Wikidata |
| site | museum | 1931 | Whipsnade Zoo | zoo | Wikidata |
| site | museum | 1947 | Bedfordshire And Hertfordshire Regiment Museum | museum | Wikidata |
| site | museum | 1954 | Stevenage Museum | museum, local authority museum | Wikidata |
| site | museum | 1954 | Stockwood Discovery Centre | local museum, independent museum | Wikidata |
| site | museum | 1959 | De Havilland Aircraft Museum | independent museum, aviation museum | Wikidata |
| site | museum | 1960 | Hertfordshire Zoo | zoo | Wikidata |
| site | museum | 1966 | Military Intelligence Museum | military museum, independent museum | Wikidata |
| site | museum | 1967 | Pitstone Green Museum | museum, independent museum | Wikidata |
| site | museum | 1970 | Woburn Safari Park | zoo | Wikidata |
| site | museum | 1978 | St Albans Musical Museum | museum | Wikidata |
| site | museum | 1981 | Epping Forest District Museum | local museum, local authority museum | Wikidata |
| site | museum | 1981 | Watford Museum | local museum, local authority museum | Wikidata |
| site | museum | 1984 | Woburn Heritage Centre | museum, independent museum | Wikidata |
| site | museum | 1986 | Whitewebbs Museum of Transport | transport museum | Wikidata |
| site | museum | 1990 | Potters Bar Museum | museum, independent museum | Wikidata |
| site | museum | 1993 | Bushey Museum and Art Gallery | local museum, independent museum | Wikidata |
| site | museum | 2000 | Elstree and Borehamwood Museum | museum, independent museum | Wikidata |
| site | museum | 2000 | Redbourn Museum | museum | Wikidata |
| site | museum | 2004 | Chesham Museum | local museum | Wikidata |
| site | museum | 2007 | The National Speedway Museum | museum | Wikidata |
| site | museum | 2009 | Hertfordshire Fire Brigade Museum | museum | Wikidata |
| site | museum | 2014 | Ridgmont Station Heritage Centre | heritage center | Wikidata |
| site | museum | 2020 | Radlett and District Museum | museum, local museum, independent museum | Wikidata |