20 Connaught Street, Kettering, NN16 8NU
About 20 Connaught Street
20 Connaught Street is a mid-terrace house in Kettering (NN16 8NU). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (September 2020) shows a D (score 66), on the cusp of jumping into the C band. When first surveyed in August 2010 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Poor to Average, hot-water efficiency went from Poor to Good and lighting went from Poor to Very Good. The recommended improvements would lift it to B (score 85), a 2-band jump.
Across 2004–2017, sale prices on this property compounded at 2.5% per year. Today's modelled estimate of £167,000 is 39.2% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£155/sq ft) was about 37.3% above the typical sold price in the postcode. Last sold in February 2017, so it's been off the market for around 9 years.
Know exactly what you're buying at 20 Connaught 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
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system upgraded
Windows upgraded, improving insulation
Roof insulation improved
More low energy lighting installed
Planning history
20 Connaught Street has no planning applications on record.
Notable planning nearby
18applications of note in the surrounding area
We flagged 2 things worth checking at 20 Connaught 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
20 Connaught Street valuation sits well clear of the typical sold price in this postcode.
£167,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.5% per year over 12 years.
£120,000
Growth on file: 2.5% per year over 12 years.
Sales timeline
3 February 2017Most recent
£120,000
+13.2%over 9 years21 January 2008
£106,000
+19.4%over 3 years5 September 2004
£88,800
Median price across the last 5 sales in NN16 8NU: £186,000 (2025–2024).
Nearby sales in NN16 8NU
33 Connaught Street, Kettering, NN16 8NU
Sold Jul 2025
£186,00023 Connaught Street, Kettering, NN16 8NU
Sold Jul 2025
£175,00040 Connaught Street, Kettering, NN16 8NU
Sold Dec 2024
£190,0009 Connaught Street, Kettering, NN16 8NU
Sold Aug 2024
£186,5001 Connaught Street, Kettering, NN16 8NU
Sold Jun 2024
£182,000
Everything we know about 20 Connaught 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 Connaught Street homes
EPC Rating for 20 Connaught Street runs comfortably ahead of the street norm.
Price per m²
£1,667
Street avg £1,639
Floor Area
72 m²
Street avg 78 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.3 t/year
Street avg 4.6 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
The Buccleuch PH — bus stop.
Closest school
0.4 km
St Mary's Church of England Voluntary Aided Primary School. 19 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
51.0dB

Night-time· 23:00 – 07:00
40.0dB