18 Knatchbull Close, Romsey, SO51 8WJ
About 18 Knatchbull Close
18 Knatchbull Close is a semi-detached house in Romsey (SO51 8WJ). It has a recorded floor area of 24 m² (around 258 sq ft), construction records dating it to 1983-1990 and council tax band A. At 24 m² this is the smallest unit on EPC record across the building (24–100 m²). The building's EPC ratings span F to B across 63 units on file. The latest certificate (March 2024) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since February 2014. Between certificates, lighting went from Very Poor to Good; while main heating dropped from Average to Very Poor. The recommended improvements would push it to C (score 78). Main heating runs on electricity.
At 24 m² it sits well below the postcode median (40 m² across 62 EPCs), making it one of the more compact homes locally. Most recent transfer: November 2020 at £111,000. Across the public record there are 5 sales, relatively high churn for a single property. Across 2000–2020, sale prices on this property compounded at 4.3% per year. On a £-per-square-foot basis, the last sale (£430/sq ft) was about 48.4% above the typical sold price in the postcode.
Know exactly what you're buying at 18 Knatchbull Close
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
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system changed
Heating controls upgraded for better temperature management
More low energy lighting installed
Planning history
18 Knatchbull Close has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at 18 Knatchbull Close
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.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
18 Knatchbull Close has more than doubled in price since the earliest registered sale in 2000.
£119,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.3% per year over 20 years.
£111,000
Growth on file: 4.3% per year over 20 years.
Sales timeline
30 November 2020Most recent
£111,000
+3.7%over 2 years30 October 2018
£107,000
+18.9%over 4 years10 July 2014
£90,000
-6.3%over 7 years16 April 2007
£96,000
+102.1%over 6 years13 September 2000
£47,500
Median price across the last 5 sales in SO51 8WJ: £175,000 (2025–2023).
Nearby sales in SO51 8WJ
Everything we know about 18 Knatchbull Close, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Knatchbull Close homes
On floor area, 18 Knatchbull Close runs well behind the street norm.
Price per m²
£4,625
Street avg £3,310
Floor Area
24 m²
Street avg 34 m²
Habitable Rooms
1 rooms
Street avg 2 rooms
CO₂ Emissions
2.1 t/year
Street avg 2.2 t/year
Similar properties nearby
1 Holbrook Place, Portersbridge Street
SO51 8DH
1 Knatchbull Close
SO51 8WJ
1 Charter Court, Winchester Road
SO51 8JS
1 Feltham Close
SO51 8PB
1 Abbey Lodge, Bridge Road
SO51 8LJ
1 Fleming Place
SO51 8WH
1 Holt Court, Latimer Street
SO51 8LD
1 Kings Court, Alma Road
SO51 8EB
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Abbey Lodge — bus stop.
Closest school
0.5 km
Romsey Primary School & Nursery. 7 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
52.9dB

Night-time· 23:00 – 07:00
44.3dB