31a, Henry Street, Northampton, NN1 4JD
About 31a
31a is a mid-terrace house in Northampton (NN1 4JD). It has a recorded floor area of 52 m² (around 560 sq ft) and construction records dating it to before 1900. At 52 m² this is the 6th smallest of 23 units on EPC record in the building, where floor areas span 41–110 m². The building's EPC ratings span F to C, with this unit at the top. On EPC score it ranks first in the building (75 versus a worst of 25). The latest certificate (April 2020) shows a C (score 75), near the top of the C band. When first surveyed in May 2019 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Very Good, window efficiency went from Average to Very Good and lighting went from Good to Very Good.
At 52 m² it sits well below the postcode median (77 m² across 22 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 82% of similar EPCs).
Everything you need to know about 31a
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
High performance glazing installed
Cavity wall insulation installed
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
31a has no planning applications on record.
But the area is active
65 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
31a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£147,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in NN1 4JD: £200,000 (2024–2021).
Nearby sales in NN1 4JD
29 Henry Street, Northampton, NN1 4JD
Sold May 2024
£205,000First Floor Flat, 13 Henry Street, Northampton, NN1 4JD
Sold May 2024
£320,00041 Henry Street, Northampton, NN1 4JD
Sold Mar 2022
£200,00023 Henry Street, Northampton, NN1 4JD
Sold Feb 2022
£200,00045 Henry Street, Northampton, NN1 4JD
Sold May 2017
£160,000
Versus other Henry Street homes
EPC Rating for 31a runs comfortably ahead of the street norm.
EPC Rating
75 (C)
Street avg 57 (D)
Floor Area
52 m²
Street avg 46 m²
CO₂ Emissions
1.7 t/year
Street avg 2.9 t/year
Everything you need to know about 31a
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
The data behind every report
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
11/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Clare Street — bus stop.
Closest school
0.4 km
Stimpson Avenue Academy. 31 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
51.8dB
Night-time· 23:00 – 07:00
42.0dB