5 Robert Street, Northampton, NN1 3BL
About 5 Robert Street
5 Robert Street is an end-of-terrace house in Northampton (NN1 3BL). It has a recorded floor area of 98 m² (around 1055 sq ft), construction records dating it to 1996-2002 and council tax band D. The latest certificate (October 2025) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 5 certificates since May 2009. Between certificates, lighting went from Poor to Very Good; while wall efficiency dropped from Good to Poor and roof efficiency dropped from Good to Very Poor. The recommended improvements would lift it to B (score 81), a 2-band jump.
Sold May 2021 for £172,000. Across the public record there are 6 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. At 98 m² it's 27.3% larger than the typical home in the postcode (77 m² median across 11 EPCs). Across 1997–2021, sale prices on this property compounded at 3.3% per year. Today's modelled estimate of £242,000 is 40.7% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£163/sq ft) was about 38.8% above the typical sold price in the postcode.
Everything you need to know about 5 Robert 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
More low energy lighting installed
Windows upgraded, improving insulation
External or internal wall insulation added
Floor insulation added or improved
Low energy lighting percentage decreased
Floor insulation added or improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
5 Robert Street has no planning applications on record.
But the area is active
42 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Sale price has at least doubled since 1997.
£242,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.3% per year over 24 years.
£172,000
Growth on file: 3.3% per year over 24 years.
Sales timeline
6 May 2021Most recent
£172,000
+27.5%over 11 years23 September 2009
£134,950
-3.6%29 June 2009
£140,000
+29.6%over 7 years12 July 2001
£108,000
+20.7%over 1 year29 July 1999
£89,500
+14.0%over 2 years28 February 1997
£78,500
Median price across the last 5 sales in NN1 3BL: £225,000 (2024–2020).
Nearby sales in NN1 3BL
Versus other Robert Street homes
5 Robert Street is notably below the street on years held.
Price per m²
£1,755
Street avg £1,680
Floor Area
98 m²
Street avg 100 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
4.9 t/year
Street avg 4.6 t/year
Everything you need to know about 5 Robert 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
0.1 km
Police Station — bus stop.
Closest school
0.4 km
Castle 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
53.9dB

Night-time· 23:00 – 07:00
43.9dB






