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Get started16 Duchy Close is a detached house in Chelveston, Wellingborough, Wellingborough (NN9 6AW). It has a recorded floor area of 148 m² (around 1593 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (April 2024) shows a C (score 74). The rating has held steady at C across 2 certificates since September 2013. Between certificates, window efficiency went from Average to Good and lighting went from Good to Very Good; while wall efficiency dropped from Good to Average. The recommended improvements would push it to B (score 91).
At 148 m² the property is well over the postcode median (102 m² across 15 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2004. Past consents include an extension and a porch, meaningful when judging how the property has evolved.
Extension: Single storey
Proposed rear porch and first floor extension with alterations to garage
16 Duchy Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£400,000
Modelled from EPC, postcode comparables.
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.
Everything we know about this property, compiled into one in-depth, downloadable report.
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On epc rating, 16 Duchy Close stands well clear of the street.
EPC Rating
74 (C)
Street avg 66 (D)
Floor Area
148 m²
Street avg 112 m²
CO₂ Emissions
3.1 t/year
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
47.8dB

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Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
More low energy lighting installed
Solar PV panels (25 kWp) installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 5 sales in NN9 6AW: £352,000 (2025–2022).
19 Duchy Close Chelveston Wellingborough
Sold Aug 2025
23 Duchy Close Chelveston Wellingborough
Sold Feb 2025
3 Duchy Close Chelveston Wellingborough
Sold Aug 2023
22 Duchy Close Chelveston Wellingborough
Sold May 2023
15 Duchy Close Chelveston Wellingborough
Sold Oct 2022
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Plus much more
Comparable sales, transport, crime, schools and more

Street avg 4.5 t/year
Habitable Rooms
7 rooms
Street avg 6 rooms
Water Lane — bus stop.
Closest school
2.1 km
Stanwick Primary School. 2 schools nearby.
Night-time· 23:00 – 07:00
40.2dB