87 St Giles Street, Northampton, NN1 1JF
About 87 St Giles Street
87 St Giles Street is a one-bedroom end-of-terrace house in Northampton (NN1 1JF). It has a recorded floor area of 360 m² (around 3875 sq ft) and construction records dating it to 1900-1929. Tenure is freehold. The latest certificate (April 2023) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in December 2015 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Average; while window efficiency dropped from Average to Very Poor. The recommended improvements would lift it to B (score 83), a 2-band jump.
At 360 m² the property is well over the postcode median (45 m² across 16 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £415,000 sits 66% above the 2015 sale of £250,000. On a £-per-square-foot basis, the last sale (£65/sq ft) was about 93.7% below the postcode norm. 6 planning records sit against the property, 6 approved, 0 refused. Past consents include HMO conversion and new windows, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations. 11 years since the last transfer (July 2015).
What this property has
Inside
- Bedrooms1
- Open-plan layoutYes
- Dining roomYes
- Utility roomYes
Building
- TenureFreehold
- RefurbishedYes
Everything you need to know about 87 St Giles Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
87 St Giles Street's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Certificate validity
Valid until 21 April 2033
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
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 £1,020 · Includes VAT
Planning history
87 St Giles Street has multiple listed-building consents on file — alterations need formal heritage approval.
6 applications on record at 87 St Giles Street, Northampton, NN1 1JF
- Jan 2002RenovationHeritageOutcome in report
REMOVE 2NO. UPVC WINDOWS AND REPLACE WITH WOODEN SASH TO MATCH ORIGINAL.
New Windows- Documents
- 8 docs on file
- Reference
- N/2001/1382
- More recent applications — locked
- HMODec 2022Decision
- HMODec 2022Decision
+ 3 more applications in the report
Unlock 87 St Giles Street, Northampton, NN1 1JF's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (6 on record)
- All 6 applications on this property in full, plus 43 notable nearby
- The 132 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
£415,000
Modelled from EPC, postcode comparables.
£250,000
Recorded with HM Land Registry.
Sales timeline
7 July 2015Most recent
£250,000
Median price across the last 5 sales in NN1 1JF: £680,000 (2025–2006).
Everything you need to know about 87 St Giles Street
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
Crime
571/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Post Office — bus stop.
Closest school
0.8 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
56.5dB

Night-time· 23:00 – 07:00
47.0dB






