6 Harold Street, Northampton, NN1 5QZ
About 6 Harold Street
6 Harold Street is a mid-terrace house in Northampton (NN1 5QZ). It has a recorded floor area of 73 m² (around 786 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (May 2020) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 88), a 2-band jump.
Most recent transfer: September 2021 at £181,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 1999–2021, sale prices on this property compounded at 5.6% per year. Today's modelled estimate of £204,000 is 12.7% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£230/sq ft) was about 49.2% above the typical sold price in the postcode.
Everything you need to know about 6 Harold 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
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
6 Harold Street has no planning applications on record.
But the area is active
49 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Sale price has grown by over 3x since 1999.
£204,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.6% per year over 22 years.
£181,000
Growth on file: 5.6% per year over 22 years.
Sales timeline
16 September 2021Most recent
£181,000
+5.2%over 1 year10 June 2020
£172,000
+60.7%over 17 years21 April 2003
£107,000
+94.5%over 3 years10 December 1999
£55,000
Median price across the last 5 sales in NN1 5QZ: £185,000 (2025–2023).
Nearby sales in NN1 5QZ
Versus other Harold Street homes
6 Harold Street is notably below the street on floor area.
Price per m²
£2,479
Street avg £2,260
Floor Area
73 m²
Street avg 79 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
CO₂ Emissions
3.2 t/year
Street avg 3.8 t/year
Everything you need to know about 6 Harold Street
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
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
Abington Square — bus stop.
Closest school
0.4 km
Vernon Terrace Primary School. 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
54.2dB

Night-time· 23:00 – 07:00
43.9dB






