Mapping the changing evolution of the UK's Parliamentary Constituencies parlconst.orghttps://bsky.app/profile/parlconst.bsky.socialhttps://bsky.app/profile/parlconst.bsky.social/post/3ml6eo37pxc2cIn the boundary review implemented in 2024 a new cross-county constituency of Hitchin was created. This was formed of parts of the former Hitchin & Harpenden (in Hertfordshire) and parts of Bedfordshire NE and Bedfordshire Mid. https://www.parlconst.org/new-constituency-groups/south-east/18-hertfordshire06 May 2026 09:19 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3ml6eo37pxc2chttps://bsky.app/profile/parlconst.bsky.social/post/3ml2npkejb22bAs Finchley constituency was unchanged in 1945, it should have have a red line on the Constituency Chart joining it to its 1918 predecessor, not a thick black line as shown previously.04 May 2026 21:50 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3ml2npkejb22bhttps://bsky.app/profile/parlconst.bsky.social/post/3mkxgfohcyk22A continuing trawl through @natlibscot.bsky.social recently out of copyright maps has thrown up another correction needed on the @parlconst.bsky.social website for the constituency boundaries in operation from 1974 to 1983. This time it affects Plymouth. https://www.parlconst.org/new-constituency-groups/south-west/50-devon03 May 2026 15:01 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3mkxgfohcyk22https://bsky.app/profile/parlconst.bsky.social/post/3mkkrrf3is22sAs they come out of copyright after 50 years, the @natlibscot.bsky.social has been making more maps available on-line. In particular, the county administrative area maps from the early 1970s which show the Boundary Commission proposals from the Second Periodic Review that were implemented in 1974. https://maps.nls.uk28 Apr 2026 14:20 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3mkkrrf3is22shttps://bsky.app/profile/parlconst.bsky.social/post/3mgkeavy3rk26I've had a few queries recently via the website which could be answered easily by looking at the web page for the the relevant constituency group. It appears that new users of the site had not been finding the constituency group pages. I've now changed the wording on the homepage to make it clearer. https://www.parlconst.org/08 Mar 2026 12:37 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3mgkeavy3rk26https://bsky.app/profile/parlconst.bsky.social/post/3mgcu5bfcrk22I once nearly got arrested for trying to break out of a house. [contains quote post or other embedded content]05 Mar 2026 13:00 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3mgcu5bfcrk22https://bsky.app/profile/parlconst.bsky.social/post/3mgccyf2b4s22I never knew either of them. One was a miner in the Nottinghamshire coalfield, who fought as soldier in WWI, fighting at Gallipoli and on the western front (where he was gassed). The other was a gas works manager at Youghal, Ireland. [contains quote post or other embedded content]05 Mar 2026 07:53 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3mgccyf2b4s22https://bsky.app/profile/parlconst.bsky.social/post/3me4fa3ftnk2tDespite not previously being included in the name, Denton was in Manchester Gorton constituency between 1955 and 1983 and it was part of Gorton constituency between 1885 and 1918.05 Feb 2026 12:27 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3me4fa3ftnk2thttps://bsky.app/profile/parlconst.bsky.social/post/3mdidpttnqk2yThe Gorton & Denton by-election will be held on 26th February. The constituency was created in 2024 from parts of the former Manchester Gorton, Manchester Withington and Denton & Reddish seats. The parts coming from the first two are in the City of Manchester, while the rest are in Tameside MB.28 Jan 2026 13:07 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3mdidpttnqk2yhttps://bsky.app/profile/parlconst.bsky.social/post/3mcplo5mrqc2uBelatedly I have got round to listening to the first of this pair of episodes. Excellent analysis by @robertsaunders.bsky.social if you want to understand the first two General Elections covered by the parlconst website. Well worth subscribing to @ppfideas.bsky.social just to get the second episode. [contains quote post or other embedded content]18 Jan 2026 16:53 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3mcplo5mrqc2uhttps://bsky.app/profile/parlconst.bsky.social/post/3mbgvxy574c2sThe longest wait since a General Election for the definitive account (by @robfordmancs.bsky.social @timbale.bsky.social @drjennings.bsky.social @psurridge.bsky.social) to come out, but it has finally arrived to add to the series since 1945. That said, it also has the biggest number of pages of any.02 Jan 2026 12:38 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3mbgvxy574c2shttps://bsky.app/profile/parlconst.bsky.social/post/3m7p4lzchjc2hLast night's event to mark the forthcoming publication of the definitive account of the 2024 General Election, with two of the authors: @timbale.bsky.social & @psurridge.bsky.social Hopefully one can get one's hands on the actual book by Christmas.11 Dec 2025 08:07 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3m7p4lzchjc2hhttps://bsky.app/profile/parlconst.bsky.social/post/3lwre35tpxc2d10 factorial (10! = 10x9x8x7x6x5x4x3x2x1) is the exact number of seconds in six weeks. [contains quote post or other embedded content]19 Aug 2025 16:40 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3lwre35tpxc2dhttps://bsky.app/profile/parlconst.bsky.social/post/3lw27loy3ic2lCroydon West (1950-55) had been wrongly labelled as Croydon South on the constituency map for Southern England. This has now been corrected. www.parlconst.org/constituency-maps/england/1950 https://www.parlconst.org/constituency-maps/england/195010 Aug 2025 11:48 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3lw27loy3ic2lhttps://bsky.app/profile/parlconst.bsky.social/post/3lvyhufwfa226Bessie Braddock's statue at Liverpool Lime Street station. What you can't see from this picture is that she appears to be in conversation with Ken Dodd.09 Aug 2025 19:11 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3lvyhufwfa226https://bsky.app/profile/parlconst.bsky.social/post/3luksvtfpfs2wBeen doing some tidying. Very pleased that I now have my collection of Boundary Commission reports arranged in chronological order. From the 1868 report for England & Wales through to the Fifth Periodical Report for Northern Ireland (2008), as well as some interim & local government reviews.22 Jul 2025 15:26 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3luksvtfpfs2whttps://bsky.app/profile/parlconst.bsky.social/post/3lt4xemqyw22cHave just finished listening to this excellent 20 part series on the 1945 General Election and its consequences, by David Runciman. If you are interested in electoral history, I thoroughly recommend it. With some insightful contributions on the political aspects from @robertsaunders.bsky.social https://www.bbc.co.uk/programmes/m002d8v1/episodes/guide04 Jul 2025 09:43 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3lt4xemqyw22chttps://bsky.app/profile/parlconst.bsky.social/post/3lsguk7qoms2uThe boundary between the West and East Divisions of Southend between 1955 and 2010 was a block further to the east in the vicinity of Roots Hall (Southend United's ground) than previously shown. This has had a small effect on the size of sub-Areas 27 & 28. https://www.parlconst.org/new-constituency-groups/south-east/15-essex-south25 Jun 2025 14:54 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3lsguk7qoms2uhttps://bsky.app/profile/parlconst.bsky.social/post/3lsegj566os2fIn addition to the correction made recently, the 1917 Boundary Commission recommendations were not fully implemented for Forest of Dean, Gloucester and Stroud. Also, from 1918 to 1950 the area occupied by the County Mental Asylum was an exclave of Stroud constituency wholly within Gloucester. https://www.parlconst.org/new-constituency-groups/south-west/47-gloucestershire24 Jun 2025 15:38 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3lsegj566os2fhttps://bsky.app/profile/parlconst.bsky.social/post/3lsbbnccf3c2rOver the past few months the website has been regularly updated with corrections identified by a number of correspondents. I am pleased to say that the backlog of these has finally been cleared. I am sure there will be more in the future and all are listed on the website's changelog. https://www.parlconst.org/information-about-the-site/changelog23 Jun 2025 09:33 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3lsbbnccf3c2rhttps://bsky.app/profile/parlconst.bsky.social/post/3ls7bqcfdb22rCatching up on some podcast listening. This episode explores whether the UN small area population estimates undercount rural areas. This data is used, although calibrated by the size of know transfers between constituencies, in the parlconst model to derive the size of historic transfers. https://www.bbc.co.uk/programmes/p0lgv5vf22 Jun 2025 14:29 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3ls7bqcfdb22rhttps://bsky.app/profile/parlconst.bsky.social/post/3lrx63brwnc2bI don't usually post personal stuff from this account, but I thought I would share a salutary lesson for anyone who uses Microsoft Outlook for their email. A thread: ... (1/6)19 Jun 2025 09:02 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3lrx63brwnc2bhttps://bsky.app/profile/parlconst.bsky.social/post/3lrqjuknbqk25A new sub-Area 18 has been added to Area Map & Table 63a to reflect that the Wilderspool area of Warrington was in Knutsford constituency from 1885 to 1918. www.parlconst.org/new-constituency-groups/north-west/63-cheshire https://www.parlconst.org/new-constituency-groups/north-west/63-cheshire16 Jun 2025 17:45 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3lrqjuknbqk25https://bsky.app/profile/parlconst.bsky.social/post/3lrncthv2sc2eThe parish of Seaborough was in South Somerset from 1885 to 1918 before transferring to the West Dorset constituency, where it has remained ever since. Correcting this has created a new sub-Area 17 in the Dorset Area Map & Table. www.parlconst.org/new-constituency-groups/south-west/52-dorset https://www.parlconst.org/new-constituency-groups/south-west/52-dorset15 Jun 2025 11:01 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3lrncthv2sc2ehttps://bsky.app/profile/parlconst.bsky.social/post/3lrlcdtim4225The Rode Hill area of the village of Rode (formerly Road) was in Wiltshire until 1937 and Westbury constituency until 1950. Showing this correctly has created a new sub-Area 12 in Area Map & Table 49b. www.parlconst.org/new-constituency-groups/south-west/49-somerset https://www.parlconst.org/new-constituency-groups/south-west/49-somerset14 Jun 2025 15:47 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3lrlcdtim4225https://bsky.app/profile/parlconst.bsky.social/post/3lririjpi622gA number of corrections have been made to boundaries in Gloucestershire. The most significant error was previously showing the 1918-1950 boundaries as recommended by the 1917 Boundary Commission, whereas the actual implementation had Tetbury RD in Cirencester & Tewkesbury and not in Stroud. https://www.parlconst.org/new-constituency-groups/south-west/47-gloucestershire13 Jun 2025 15:40 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3lririjpi622ghttps://bsky.app/profile/parlconst.bsky.social/post/3lr4aeif6sc2aBetween 1885 and 1918 the far north-western part of Malvern was in Herefordshire (Leominster constituency). This is now reflected in a new sub-Area 9 in Area Map & Table 45b. parlconst.org/new-constituency-groups/west-midlands/45-herefordshire-and-worcestershire https://parlconst.org/new-constituency-groups/west-midlands/45-herefordshire-and-worcestershire08 Jun 2025 16:01 +0000at://did:plc:cvfwhduy7xe6ukonupjjv7pi/app.bsky.feed.post/3lr4aeif6sc2a