10 Semilong Road, Northampton, NN2 6BQ
About 10 Semilong Road
10 Semilong Road is a two-bedroom semi-detached house in Northampton (NN2 6BQ). It has a recorded floor area of 69 m² (around 743 sq ft) and construction records dating it to before 1900. The latest certificate (June 2024) shows a C (score 72). When first surveyed in February 2012 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Very Poor to Good and window efficiency went from Very Poor to Good. The recommended improvements would push it to B (score 86).
2 planning records sit against the property, 2 approved, 0 refused. Past consents include change of use to residential, meaningful when judging how the property has evolved. At 69 m² it's 21.1% larger than the typical home in the postcode (57 m² median across 11 EPCs). Across 2014–2021, sale prices on this property compounded at 3.5% per year. Today's modelled estimate of £203,000 is 31% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£209/sq ft) was about 103% above the typical sold price in the postcode. Most recent transfer: March 2021 at £155,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms2
Everything you need to know about 10 Semilong Road
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
Single glazing replaced with double or better glazing
Wall insulation improved
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
More low energy lighting installed
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
2 applications on record at 10 Semilong Road, Northampton, NN2 6BQ
- Nov 2005Change of UseFullOutcome in report
CHANGE OF USE FROM SHOP AND FLAT TO SINGLE DWELLINGHOUSE.
- Documents
- 6 docs on file
- Reference
- N/2005/1184
- More recent applications — locked
- Change of UseJul 2012Decision
Unlock 10 Semilong Road, Northampton, NN2 6BQ's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 37 notable nearby
- The 14 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Latest sale on 10 Semilong Road was the highest on Land Registry record across the postcode.
£203,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.5% per year over 7 years.
£155,000
Growth on file: 3.5% per year over 7 years.
Sales timeline
5 March 2021Most recent
£155,000
+26.5%over 6 years29 April 2014
£122,500
Median price across the last 5 sales in NN2 6BQ: £104,000 (2022–2002).
Versus other Semilong Road homes
EPC Rating
72 (C)
Street avg 73 (C)
Floor Area
69 m²
Street avg 70 m²
CO₂ Emissions
2.5 t/year
Street avg 2.4 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
Everything you need to know about 10 Semilong Road
The true value, the hidden risks and the full sale history, in one report.
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Similar properties nearby
The neighbourhood at a glance
Crime
27/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Lower Hester Street — bus stop.
Closest school
0.2 km
Northampton International Academy. 30 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
52.9dB

Night-time· 23:00 – 07:00
43.4dB






