99 Lower Adelaide Street, Northampton, NN2 6BB
About 99 Lower Adelaide Street
99 Lower Adelaide Street is a one-bedroom end-of-terrace house in Northampton (NN2 6BB). It has a recorded floor area of 151 m² (around 1625 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (February 2019) shows a D (score 55), a step below the typical UK home. When first surveyed in June 2009 the rating was F, the property has climbed 2 bands since. Between certificates, window efficiency went from Poor to Average. The recommended improvements would push it to C (score 76).
At 151 m² the property is well over the postcode median (69 m² across 46 EPCs), placing it in the larger end of the local stock. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Most recent transfer was August 2025 at £200,000 — fresh data. One planning record on file: HMO conversion approved in 2026. Past consents include HMO conversion, meaningful when judging how the property has evolved. Across 1999–2025, sale prices on this property compounded at 4.4% per year.
What this property has
Inside
- Bedrooms1
- Bathrooms1
Everything you need to know about 99 Lower Adelaide Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
99 Lower Adelaide Street's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
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 £885 · Includes VAT
Planning history
1 application on record at 99 Lower Adelaide Street, Northampton, NN2 6BB
- Feb 2026HMOFullOutcome in report
Internal alterations and reconfiguration to convert an existing 5-bedroom HMO into a 6-bedroom HMO.
- Documents
- 9 docs on file
- Reference
- 2025/3382/FULL
Unlock 99 Lower Adelaide Street, Northampton, NN2 6BB'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- Every decision — granted, refused or withdrawn (1 on record)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 37 notable nearby
- The 9 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has grown by over 3x since 1999.
£219,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.4% per year over 26 years.
£200,000
Growth on file: 4.4% per year over 26 years.
Sales timeline
17 August 2025Most recent
£200,000
+29.9%over 9 years23 December 2015
£154,000
+21.0%over 6 years30 October 2009
£127,250
+97.3%over 10 years29 July 1999
£64,500
Median price across the last 5 sales in NN2 6BB: £181,000 (2025–2023).
Nearby sales in NN2 6BB
105 Lower Adelaide Street, Northampton, NN2 6BB
Sold Sept 2025
£176,00072 Lower Adelaide Street, Northampton, NN2 6BB
Sold Apr 2025
£190,000120 Lower Adelaide Street, Northampton, NN2 6BB
Sold Mar 2025
£181,00082 Lower Adelaide Street, Northampton, NN2 6BB
Sold Feb 2024
£190,000107 Lower Adelaide Street, Northampton, NN2 6BB
Sold Oct 2023
£175,000
Versus other Lower Adelaide Street homes
Floor Area for 99 Lower Adelaide Street runs comfortably ahead of the street norm.
Price per m²
£1,325
Street avg £1,963
Floor Area
151 m²
Street avg 74 m²
Habitable Rooms
7 rooms
Street avg 4 rooms
CO₂ Emissions
8.2 t/year
Street avg 3.9 t/year
Everything you need to know about 99 Lower Adelaide 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
Crime
27/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Lower Hester Street — bus stop.
Closest school
0.3 km
Northampton International Academy. 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
53.1dB

Night-time· 23:00 – 07:00
43.8dB






