12g, Derwent Drive, Northampton, NN5 7JZ
About 12g
12g is a semi-detached house in Northampton (NN5 7JZ). It has a recorded floor area of 87 m² (around 936 sq ft). The latest certificate (April 2020) returns a B (score 84), comfortably above the UK average. The recommended improvements would push it to A (score 95).
Its energy rating outperforms most of the postcode (better than 71% of similar EPCs).
Know exactly what you're buying at 12g
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
12g's carbon output is low for the local stock.
EPC Rating
Planning history
12g has no planning applications on record.
Notable planning nearby
10applications of note in the surrounding area
We flagged 2 things worth checking at 12g
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
12g has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£209,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in NN5 7JZ: £160,000 (2023–2010).
Nearby sales in NN5 7JZ
Everything we know about 12g, 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 Derwent Drive homes
12g outperforms the street on epc rating by a wide margin.
EPC Rating
84 (B)
Street avg 71 (C)
Floor Area
87 m²
Street avg 78 m²
CO₂ Emissions
1.3 t/year
Street avg 2.7 t/year
Similar properties nearby
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
0.1 km
South Oval Shops — bus stop.
Closest school
0.3 km
Kings Heath Primary Academy. 27 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
49.3dB

Night-time· 23:00 – 07:00
37.7dB