1 East Street, Northampton, NN1 5JZ
About 1 East Street
1 East Street is a two-bedroom mid-terrace house in Northampton (NN1 5JZ). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to before 1900 and council tax band A. Tenure is freehold. The latest certificate (May 2017) shows a D (score 57), a step below the typical UK home. Earlier certificates rated it C (October 2012); the latest reading is one band lower. Between certificates, hot-water efficiency went from Average to Good, lighting went from Very Poor to Average and main heating went from Average to Good; while wall efficiency dropped from Very Good to Very Poor and window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 88), a 2-band jump. Other recorded features include outbuildings.
Held since December 2004 — that's 21 years off the open market, well above the local norm. Across 2002–2004, sale prices on this property compounded at 24.8% per year. Today's modelled estimate of £191,000 sits 52.8% above the 2004 sale of £125,000. On a £-per-square-foot basis, the last sale (£147/sq ft) was about 25.1% above the typical sold price in the postcode. One planning record on file: change of use to residential approved in 2022. Past consents include change of use to residential, meaningful when judging how the property has evolved.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Open-plan layoutYes
Outside
- OutbuildingsYes
Building
- TenureFreehold
- RefurbishedYes
Everything you need to know about 1 East Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Replaced storage heaters with gas boiler
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has been extended more than once, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
1 application on record at 1 East Street, Northampton, NN1 5JZ
- Oct 2022Change of UseFullOutcome in report
Change of Use of 1 and 1C East Street from General Care in the Community Accommodation/Bedsits (Use Class C2) to 3no two bedroom Flats (Use Class C3)
- Documents
- 35 docs on file
- Reference
- WNN/2022/0651
Unlock 1 East Street, Northampton, NN1 5JZ's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 49 notable nearby
- The 35 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
1 East Street saw 3 transfers in just over a decade — high turnover for the postcode.
£191,000
Modelled from EPC, postcode comparables and a sale-price growth of 24.8% per year over 2 years.
£125,000
Growth on file: 24.8% per year over 2 years.
Sales timeline
17 December 2004Most recent
£125,000
+26.3%over 2 years6 December 2002
£99,000
+37.5%23 June 2002
£72,000
Median price across the last 5 sales in NN1 5JZ: £168,000 (2024–2024).
Nearby sales in NN1 5JZ
Versus other East Street homes
On years held, 1 East Street stands well clear of the street.
Price per m²
£1,582
Street avg £1,889
Floor Area
79 m²
Street avg 81 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
4.6 t/year
Street avg 3.8 t/year
Everything you need to know about 1 East Street
The true value, the hidden risks and the full sale history, in one report.
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One time fee only - money back guarantee

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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
0.1 km
Melbourne Street — bus stop.
Closest school
0.2 km
Barry Primary School. 28 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
52.2dB

Night-time· 23:00 – 07:00
42.5dB






