11 Argyle Street, Northampton, NN5 5LJ
About 11 Argyle Street
11 Argyle Street is a two-bedroom mid-terrace house in Northampton (NN5 5LJ). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (April 2019) shows a D (score 56), a step below the typical UK home. The recommended improvements would lift it to B (score 82), a 2-band jump.
3 planning records sit against the property, 2 approved, 1 refused. Past consents include change of use to residential, meaningful when judging how the property has evolved. Across 1996–2020, sale prices on this property compounded at 7.3% per year. Today's modelled estimate of £190,000 is 22.6% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£206/sq ft) was about 47.1% above the typical sold price in the postcode. Most recent transfer: August 2020 at £155,000.
Know exactly what you're buying at 11 Argyle Street
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms2
- Bathrooms1
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
- Jul 2019Change of UseOutlineIn report
Prior Notification of Change of Use from Offices (Use Class B1) to Dwelling (Use Class C3)
- Documents
- 18 docs on file
- Reference
- N/2019/0628
- Sept 2005Change Of UseFullIn report
CHANGE OF USE FROM RESIDENTIAL HOUSE TO RECRUITMENT AGENCY OFFICE (CLASS B1)
- Documents
- 6 docs on file
- Reference
- N/2005/1030
We flagged 2 things worth checking at 11 Argyle Street
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
- Larger development activity nearby
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Sales history & valuation
11 Argyle Street has more than quadrupled in price since its earliest registered sale in 1996.
£190,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.3% per year over 24 years.
£155,000
Growth on file: 7.3% per year over 24 years.
Sales timeline
23 August 2020Most recent
£155,000
+89.0%over 17 years15 November 2002
£82,000
+192.9%over 6 years4 July 1996
£28,000
Median price across the last 5 sales in NN5 5LJ: £195,000 (2024–2023).
Nearby sales in NN5 5LJ
Everything we know about 11 Argyle Street, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby

Versus other Argyle Street homes
EPC Rating for 11 Argyle Street lags the street by a wide margin.
Price per m²
£2,214
Street avg £1,861
Floor Area
70 m²
Street avg 84 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
4.4 t/year
Street avg 4.0 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Vicarage Road — bus stop.
Closest school
0.1 km
St James Church of England Primary School. 30 schools nearby.
Go deeper on the local area
The full 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
42.8dB