Clarendon House, Apartment 19, 39 Bridge Street, Northampton, NN1 1NS
About Clarendon House
Clarendon House is a one-bedroom end-of-terrace house in Northampton (NN1 1NS). It has a recorded floor area of 50 m² (around 538 sq ft) and construction records dating it to 1996-2002. The latest certificate (May 2020) shows a C (score 69), just inside the C band. When first surveyed in March 2009 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Average and lighting went from Average to Very Good. Main heating runs on electricity. At 50 m² this is the 8th smallest of 19 units on EPC record in Clarendon House, where floor areas span 46–64 m². The building's EPC ratings span D to B across 19 units on file.
Last sale on file: £85,000 in December 2018. Across the public record there are 4 sales, relatively high churn for a single property. Across 2001–2018, sale prices on this property compounded at 2.3% per year. Today's modelled estimate of £108,000 is 27.1% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£158/sq ft) was about 16% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms1
- Bathrooms1
Building
- LiftYes
- ConciergeYes
- RefurbishedYes
Everything you need to know about Clarendon House
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Wall insulation upgraded
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Clarendon House has no planning applications on record.
But the area is active
45 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Clarendon House valuation sits well clear of the typical sold price in this postcode.
£108,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.3% per year over 18 years.
£85,000
Growth on file: 2.3% per year over 18 years.
Sales timeline
14 December 2018Most recent
£85,000
+10.4%over 2 years24 March 2016
£77,000
-6.7%over 10 years5 December 2005
£82,500
+44.7%over 4 years29 March 2001
£57,000
Median price across the last 5 sales in NN1 1NS: £105,000 (2025–2021).
Nearby sales in NN1 1NS
Clarendon House, Apartment 21, 39 Bridge Street, Northampton, NN1 1NS
Sold Jul 2025
£85,000Clarendon House, Apartment 5, 39 Bridge Street, Northampton, NN1 1NS
Sold May 2025
£122,000Clarendon House, Apartment 15, 39 Bridge Street, Northampton, NN1 1NS
Sold Mar 2023
£120,000Clarendon House, Apartment 9, 39 Bridge Street, Northampton, NN1 1NS
Sold Apr 2021
£90,000Clarendon House, Apartment 16, 39 Bridge Street, Northampton, NN1 1NS
Sold Apr 2021
£105,000
Versus other Bridge Street homes
Price per m²
£1,700
Street avg £1,724
Floor Area
50 m²
Street avg 57 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
2.1 t/year
Street avg 2.7 t/year
Everything you need to know about Clarendon House
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
11/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
The Plough Hotel — bus stop.
Closest school
0.7 km
Spring Lane Primary School. 32 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
57.4dB

Night-time· 23:00 – 07:00
48.5dB






