21 William Street, Kettering, NN15 5LN - 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) / [Kettering](/uk/kettering) / [William Street](/uk/kettering/william-street) / [NN15 5LN](/uk/kettering/william-street/nn15-5ln) / 21 21 William Street, Kettering, NN15 5LN ====================================== Terraced 5 recorded sales Property facts Type Terraced Tenure Freehold Last sold £179,000 Last sold date May 2020 Recorded sales 5 Energy rating, floor area and build year come from the EPC register and appear once this property has a certificate on record. 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=NN15+5LN&paon=21) [ Buying? Offer advice, £50 ](https://percelio.com/uk/start/offer_advice?postcode=NN15+5LN&paon=21) Sold price history Date Sold price Tenure Type 5 May 2020 £179,000 Freehold Existing 18 Sep 2015 £136,000 Freehold Existing 7 May 2004 £108,000 Freehold Existing 20 Jun 2000 £45,500 Freehold Existing 10 Mar 2000 £39,000 Freehold Existing More on William Street [ 1 William Street, Kettering, NN15 5LN last sold Aug 2004 £166,500 ](/uk/kettering/william-street/nn15-5ln/1) [ 1C, William Street, NN16 9RS ](/uk/kettering/william-street/nn16-9rs/1c) [ 3B William Street, Kettering, NN16 9RS ](/uk/kettering/william-street/nn16-9rs/3b) [ 4 William Street, Kettering, NN16 9RS last sold Dec 2023 £171,000 ](/uk/kettering/william-street/nn16-9rs/4) [ 6 William Street, Kettering, NN16 9RS last sold Nov 1998 £56,500 ](/uk/kettering/william-street/nn16-9rs/6) [ 7 William Street, NN16 9RS ](/uk/kettering/william-street/nn16-9rs/7) [ 9 William Street, NN16 9RS ](/uk/kettering/william-street/nn16-9rs/9) [ 10 William Street, Kettering, NN16 9RS last sold Feb 2026 £177,500 ](/uk/kettering/william-street/nn16-9rs/10) [ 11 William Street, Kettering, NN16 9RS last sold Feb 2016 £125,000 ](/uk/kettering/william-street/nn16-9rs/11) [ 12 William Street, Kettering, NN16 9RS last sold Oct 2006 £131,000 ](/uk/kettering/william-street/nn16-9rs/12) [ 13 William Street, Kettering, NN15 5LN last sold May 2004 £108,000 ](/uk/kettering/william-street/nn15-5ln/13) [ 13 William Street, Kettering, NN16 9RS last sold Jul 2021 £215,000 ](/uk/kettering/william-street/nn16-9rs/13) Similar Terraced properties nearby [ 25 Foster Way, Kettering, NN15 7FA last sold Apr 2026 £210,000 ](/uk/kettering/foster-way/nn15-7fa/25) [ 63 St Vincents Avenue, Kettering, NN15 5DR last sold Apr 2026 £170,000 ](/uk/kettering/st-vincents-avenue/nn15-5dr/63) [ 22 Rectory Walk, Kettering, NN15 6SP last sold Apr 2026 £230,000 ](/uk/kettering/rectory-walk/nn15-6sp/22) [ 47 Meeting Lane, Kettering, NN15 5LS last sold Mar 2026 £295,000 ](/uk/kettering/meeting-lane/nn15-5ls/47) [ 2 Isebrook Court, Kettering, NN15 5RA last sold Mar 2026 £228,000 ](/uk/kettering/isebrook-court/nn15-5ra/2) [ 26 Grendon Drive, Kettering, NN15 6RW last sold Mar 2026 £280,000 ](/uk/kettering/grendon-drive/nn15-6rw/26) [ 60 Whiteford Drive, Kettering, NN15 6HH last sold Mar 2026 £260,000 ](/uk/kettering/whiteford-drive/nn15-6hh/60) [ 11 Springfield Close, Kettering, NN15 6EE last sold Feb 2026 £220,000 ](/uk/kettering/springfield-close/nn15-6ee/11) ### Schools nearby - Meadowside Primary School Primary - St. Marys CofE Primary School Primary - Isham Church of England Primary School Primary - Creating Tomorrow College Not applicable - Barton Seagrave Primary School Primary - The Latimer Arts College Secondary ### Air quality - Air quality indexFair (24) - NO₂11.2 µg/m³ - PM2.54.2 µg/m³ ### Reported crime - All crimes reported 60 - Violent Crime 25 - Anti Social Behaviour 21 - Criminal Damage Arson 6 - Other Theft 4 - 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