5 The Triangle, Sidcup, DA15 8LT - sold prices & valuation | Percelio + + + 52°22′N 4°53′E [ Percelio ](/) [House valuation](https://percelio.com/uk/house-valuation) [Offer advice](https://percelio.com/uk/offer-advice) [House prices](https://percelio.com/uk/house-prices) [Knowledge](https://percelio.com/uk/knowledge) [ Get a valuation ](https://percelio.com/uk/start/valuation) [House valuation](https://percelio.com/uk/house-valuation) [Offer advice](https://percelio.com/uk/offer-advice) [House prices](https://percelio.com/uk/house-prices) [Knowledge](https://percelio.com/uk/knowledge) [ Get a valuation ](https://percelio.com/uk/start/valuation) + + + + [Home](/uk) / [Sidcup](/uk/sidcup) / [The Triangle](/uk/sidcup/the-triangle) / [DA15 8LT](/uk/sidcup/the-triangle/da15-8lt) / 5 5 The Triangle, Sidcup, DA15 8LT ================================ Semi-detached 538 sq ft D EPC D 1 recorded sale [ Blackfen ](https://percelio.com/uk/neighbourhood/blackfen) Property facts Type Semi-detached Floor area 538 sq ft 50 sq m Energy rating EPC D Built England and Wales: 1900-1929 Habitable rooms 3 Price per sq ft £45 Tenure Leasehold Last sold £24,000 Last sold date Nov 1996 Recorded sales 1 What is this home worth today? ------------------------------ Get a data-backed valuation for this property: an estimated market value with a low-to-high range, the comparable sales behind it, and price per sq ft indexed to today with the UK House Price Index. [ Get a valuation, £29 ](https://percelio.com/uk/start/valuation?postcode=DA15+8LT&paon=5) [ Buying? Offer advice, £50 ](https://percelio.com/uk/start/offer_advice?postcode=DA15+8LT&paon=5) Sold price history Date Sold price Tenure Type 4 Nov 1996 £24,000 Leasehold Existing More on The Triangle [ 1 The Triangle, Sidcup, DA15 8LT last sold Dec 2000 £73,500 ](/uk/sidcup/the-triangle/da15-8lt/1) [ 2 The Triangle, Sidcup, DA15 8LT last sold Feb 2021 £258,000 ](/uk/sidcup/the-triangle/da15-8lt/2) [ 3 The Triangle, Sidcup, DA15 8LT last sold Nov 2001 £88,000 ](/uk/sidcup/the-triangle/da15-8lt/3) [ 4 The Triangle, Sidcup, DA15 8LT last sold Nov 2018 £260,000 ](/uk/sidcup/the-triangle/da15-8lt/4) [ 6 The Triangle, Sidcup, DA15 8LT last sold Dec 2006 £145,000 ](/uk/sidcup/the-triangle/da15-8lt/6) Similar Semi-detached properties nearby [ 19 Lingey Close, Sidcup, DA15 8EG last sold Apr 2026 £415,000 ](/uk/sidcup/lingey-close/da15-8eg/19) [ 22 Collindale Avenue, Sidcup, DA15 9DW last sold Apr 2026 £575,000 ](/uk/sidcup/collindale-avenue/da15-9dw/22) [ 9 Rochester Close, Sidcup, DA15 9PG last sold Apr 2026 £235,000 ](/uk/sidcup/rochester-close/da15-9pg/9) [ 5 Wellan Close, Sidcup, DA15 9PN last sold Mar 2026 £380,000 ](/uk/sidcup/wellan-close/da15-9pn/5) [ 8 Marlborough Park Avenue, Sidcup, DA15 9DJ last sold Mar 2026 £548,000 ](/uk/sidcup/marlborough-park-avenue/da15-9dj/8) [ 10 Welbeck Avenue, Sidcup, DA15 9BU last sold Mar 2026 £656,000 ](/uk/sidcup/welbeck-avenue/da15-9bu/10) [ 1 Canterbury Avenue, Sidcup, DA15 9AZ last sold Feb 2026 £595,000 ](/uk/sidcup/canterbury-avenue/da15-9az/1) [ 25 Corbylands Road, Sidcup, DA15 8JG last sold Feb 2026 £585,000 ](/uk/sidcup/corbylands-road/da15-8jg/25) ### Schools nearby - Marlborough School Not applicable - Days Lane Primary School Primary - Chatsworth Infant School Primary - Sherwood Park Primary School Primary - Our Lady of the Rosary Catholic Primary School Primary - Blackfen School for Girls Secondary ### Air quality - Air quality indexPoor (65) - NO₂5.6 µg/m³ - PM2.517.1 µg/m³ ### Reported crime - All crimes reported 167 - Anti Social Behaviour 44 - Violent Crime 43 - Vehicle Crime 17 - Criminal Damage Arson 14 - All categories, within ~1 mile, April 2026 (police.uk). A count, not a risk rating. ### Flood risk - Flood warning area nearby [ Thinking of buying? Get offer advice ](https://percelio.com/uk/start/offer_advice) [Percelio](/)Know what a home is really worth. Instant, data-backed house valuations and offer advice for England, built on open property data. Reports - [House valuation, £40](https://percelio.com/uk/house-valuation) - [Offer advice, £50](https://percelio.com/uk/offer-advice) Built on open data - HM Land Registry Price Paid Data - EPC register floor areas - UK House Price Index © 2026 Percelio. All rights reserved. | A data-driven estimate, not a formal RICS valuation. 51°30′N 0°07′W