St Marys House, Flat 1, St Crispin Drive, Northampton, NN5 4BZ
About St Marys House
St Marys House is a property in Northampton (NN5 4BZ). It has a recorded floor area of 74 m² (around 797 sq ft) and council tax band C. At 74 m² this is the largest unit on EPC record across St Marys House (44–74 m²). The building's EPC ratings span C to A across 12 units on file. The latest certificate (June 2012) returns a high B (score 89), putting the home a stone's throw from an A rating. The latest certificate is from June 2012, so improvements made since then won't be reflected.
At 74 m² it's 15.6% larger than the typical home in the postcode (64 m² median across 11 EPCs). Today's modelled estimate of £170,000 is 36% above the 2012 sale price. On a £-per-square-foot basis, the last sale (£157/sq ft) was about 21.7% below the postcode norm. 14 years since the last transfer (August 2012).
Know exactly what you're buying at St Marys House
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
Energy performance
St Marys House's carbon output is low for the local stock.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 25 Jun 2022
EPC Rating
Planning history
St Marys House has no planning applications on record.
Notable planning nearby
13applications of note in the surrounding area
We flagged 2 things worth checking at St Marys House
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
£170,000
Modelled from EPC, postcode comparables.
£125,000
Recorded with HM Land Registry.
Sales timeline
9 August 2012Most recent
£125,000
Median price across the last 5 sales in NN5 4BZ: £150,000 (2024–2017).
Nearby sales in NN5 4BZ
St Marys House, Flat 9, St Crispin Drive, Northampton, NN5 4BZ
Sold May 2024
£170,000St Marys House, Flat 6, St Crispin Drive, Northampton, NN5 4BZ
Sold Jan 2024
£165,000St Marys House, Flat 2, St Crispin Drive, Northampton, NN5 4BZ
Sold Aug 2023
£150,000St Marys House, Flat 10, St Crispin Drive, Northampton, NN5 4BZ
Sold Apr 2021
£145,000St Marys House, Flat 7, St Crispin Drive, Northampton, NN5 4BZ
Sold Jun 2017
£135,000
Everything we know about St Marys House, 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 St Crispin Drive homes
On price per m², St Marys House runs well behind the street norm.
Price per m²
£1,689
Street avg £2,301
Floor Area
74 m²
Street avg 62 m²
CO₂ Emissions
0.8 t/year
Street avg 1.2 t/year
Years Held
14 years
Street avg 8 years
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
St Mary's House — bus stop.
Closest school
0.4 km
St Luke's Church of England Primary School. 16 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
48.0dB

Night-time· 23:00 – 07:00
38.6dB