How much is The Lightbox, 2.5, Duke Street, Northampton, Northamptonshire, NN1 3BA worth?
Estimated value — November 2026
£181,000
Likely range £139,000 – £221,000Four in five similar homes sold within their range when we tested it.
Latest recorded sale January 2016
54%
confidence
Medium
Typically within 12% of the sale price
Property details
Flat / Maisonette
Duke Street · Northampton · NN1 3BA
Address
- District
- Northampton
- County
- Northamptonshire
Value over time
- Modelled value
- Recorded sale
- Projected
- Likely range (80%)
- Today's estimate
Drawn through each of this property's recorded sales and ending at today's estimate, with the UK House Price Index for its area and property type filling in the months between. A sale we treat with caution is shown but the line doesn't pass through it. The shaded band is where four in five prices fell when we tested this line against real sales of similar homes; it widens the further a month is from a recorded sale, and today it matches the likely range above.
View as a table
| Year | Modelled value | Likely range | Recorded sale |
|---|---|---|---|
| 2002 | £118,704 | £102,156 – £151,828 | £70,000 |
| 2003 | £132,149 | £113,726 – £169,025 | £132,000 |
| 2004 | £141,512 | £123,689 – £168,391 | — |
| 2005 | £131,263 | £112,070 – £173,499 | — |
| 2006 | £134,300 | £116,507 – £166,397 | £125,000 |
| 2007 | £145,059 | £126,645 – £169,385 | — |
| 2008 | £121,925 | £105,800 – £140,556 | — |
| 2009 | £122,404 | £105,369 – £140,890 | — |
| 2010 | £119,673 | £102,192 – £138,457 | — |
| 2011 | £121,484 | £104,293 – £139,895 | — |
| 2012 | £124,335 | £107,619 – £143,160 | — |
| 2013 | £130,950 | £114,192 – £151,435 | — |
| 2014 | £142,887 | £124,938 – £171,113 | — |
| 2015 | £157,196 | £133,506 – £212,509 | £123,000 |
| 2016 | £170,620 | £147,273 – £207,184 | £158,000 |
| 2017 | £181,817 | £155,227 – £212,986 | — |
| 2018 | £179,494 | £150,681 – £210,178 | — |
| 2019 | £175,940 | £145,277 – £207,056 | — |
| 2020 | £175,523 | £142,767 – £208,423 | — |
| 2021 | £185,932 | £149,168 – £222,331 | — |
| 2022 | £198,820 | £157,721 – £238,640 | — |
| 2023 | £186,754 | £146,667 – £225,157 | — |
| 2024 | £188,301 | £146,465 – £228,147 | — |
| 2025 | £186,027 | £143,489 – £226,521 | — |
| 2026 | £181,000 | £139,000 – £221,000 | — |
Sale history
Treated with caution in this estimate: one of 4 homes sold together at the same price.
Treated with caution in this estimate: recorded by HM Land Registry as an additional price paid entry.
Mortgage calculator
£971
Estimated monthly repayment
£162,900
Loan amount
£186,817
Total interest
£349,717
Total repayable
A guide only, based on a capital repayment mortgage held at a constant interest rate for the full term. Not a mortgage offer or financial advice.
Related properties
- Church's Factory, 10, Flat 16, Duke Street, Northampton, West Northamptonshire, NN1 3BA£161,750 · 2025£167,000
- The Lightbox, 1.4, Duke Street, Northampton, West Northamptonshire, NN1 3BA£190,000 · 2025£199,000
- Churches Factory, 10 - 14, Flat 8, Duke Street, Northampton, West Northamptonshire, NN1 3BA£163,000 · 2025£171,000
- G1 The Light Box, Duke Street, Northampton, Northamptonshire, NN1 3BA£170,000 · 2025£175,000
- Church's Factory, 10, Flat 19, Duke Street, Northampton, West Northamptonshire, NN1 3BA£175,000 · 2024£176,000
- Church's Factory, 10, Flat 10, Duke Street, Northampton, West Northamptonshire, NN1 3BA£175,000 · 2024£174,000
- G4 The Light Box, Duke Street, Northampton, West Northamptonshire, NN1 3BA£165,000 · 2024£164,000
- Duke Hall, 18, Flat 6, Duke Street, Northampton, West Northamptonshire, NN1 3BA£200,000 · 2023£196,000
- Church's Factory, 10, Flat 12, Duke Street, Northampton, West Northamptonshire, NN1 3BA£175,000 · 2022£171,000
- The Lightbox, 1.2, Duke Street, Northampton, Northamptonshire, NN1 3BA£201,000 · 2022£197,000
About this property
The Lightbox, 2.5, Duke Street, Northampton, Northamptonshire, NN1 3BA is a flat on Duke Street in Northampton. Stede's estimated value for November 2026 is £181,000. Four in five similar homes sold within their likely range when tested; for this property that range is £139,000 to £221,000. It combines its own last sale brought up to date with the House Price Index (75%) and recent sales of 7 similar homes in the same postcode (25%). The confidence score is 54 out of 100 (medium): estimates like this one are typically within 12% of the eventual sale price.
It last sold in January 2016 for £158,000. It has 5 sales on record, the earliest in 2002. The current estimate is 15% higher than that price. The current owner has held it for about 10 years.
The modelled value is down 3% over the past year and down 3% over the past five years.
Among 10 nearby properties Stede tracks in the NN1 area, estimated values run from £164,000 to £199,000. This flat's £181,000 sits around the middle of that range.
Common questions
How much is The Lightbox, 2.5, Duke Street, Northampton, Northamptonshire, NN1 3BA worth?
Stede estimates The Lightbox, 2.5, Duke Street, Northampton, Northamptonshire, NN1 3BA is worth £181,000 as of November 2026, within a likely range of £139,000 to £221,000. The estimate is generated automatically from recorded sale prices of this and similar nearby homes and the UK House Price Index, and is not a formal valuation.
When did The Lightbox, 2.5, Duke Street, Northampton, Northamptonshire, NN1 3BA last sell?
It last sold in January 2016 for £158,000. There are 5 sales on record, the earliest in 2002.
What type of property is The Lightbox, 2.5, Duke Street, Northampton, Northamptonshire, NN1 3BA?
It is recorded as a Flat / Maisonette on Duke Street in the NN1 postcode area.
How reliable is this estimate?
The confidence score is 54 out of 100 (medium). Tested against real sales of similar homes, estimates like this one are typically within 12% of the sale price, and four in five sold within their likely range. The figure is a data model, not a RICS valuation or Home Report, and should not be used for mortgage or legal decisions.
How does Stede calculate this estimate?
It combines its own last sale brought up to date with the House Price Index (75%) and recent sales of 7 similar homes in the same postcode (25%). Each piece of evidence gets the share that proved most accurate when tested against real sales of similar homes, and the same testing sets the likely range and confidence. Full detail is on the methodology page.
How we got this figure
We weighed the evidence below, giving each piece the share that proved most accurate when we tested it against real sales of similar homes. The likely range and confidence come from testing the same method against 5,640 real sales of similar homes.
- Its sale in January 2016, brought up to today with the House Price Index£185,41175%
- 7 similar homes sold recently in the same postcode£166,16825%
Estimate £181,000, likely £139,000 – £221,000
Read the full methodology and data sources →