21 Monnow Gardens, West End, Southampton, SO18 3QD
About 21 Monnow Gardens
21 Monnow Gardens is a semi-detached house in West End, Southampton, Southampton (SO18 3QD). It has a recorded floor area of 60 m² (around 646 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (March 2017) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 85), a 2-band jump.
Across 2017–2024, sale prices on this property compounded at 4.6% per year. On a £-per-square-foot basis, the last sale (£457/sq ft) was about 86.7% above the typical sold price in the postcode. Sold June 2024 for £295,000. One historical planning record sits against the property in 2026.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
- Apr 2026ExtensionOutlineIn report
Extension: Single storey · Rear of property
Prior Notification for the construction of a single storey rear extension (depth 4 metres, eaves height not exceeding 3 metres, and maximum height not exceeding 4 metres), following removal of existing conservatory.
- Documents
- 10 docs on file
- Reference
- PN/26/101199
What's in 21 Monnow Gardens, West End, Southampton, SO18 3QD's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
21 Monnow Gardens valuation sits well clear of the typical sold price in this postcode.
£278,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.6% per year over 7 years.
£295,000
Growth on file: 4.6% per year over 7 years.
Sales timeline
19 June 2024Most recent
£295,000
+37.2%over 7 years19 June 2017
£215,000
Median price across the last 5 sales in SO18 3QD: £300,000 (2024–2022).
Nearby sales in SO18 3QD
19 Monnow Gardens, West End, Southampton, SO18 3QD
Sold Dec 2024
£300,00031 Monnow Gardens, West End, Southampton, SO18 3QD
Sold Nov 2024
£375,00042 Monnow Gardens, West End, Southampton, SO18 3QD
Sold Feb 2024
£286,00045 Monnow Gardens, West End, Southampton, SO18 3QD
Sold Mar 2023
£260,00030 Monnow Gardens, West End, Southampton, SO18 3QD
Sold May 2022
£335,000
Versus other Monnow Gardens homes
21 Monnow Gardens outperforms the street on price per m² by a wide margin.
Price per m²
£4,917
Street avg £3,457
Floor Area
60 m²
Street avg 67 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
2.6 t/year
Street avg 2.5 t/year
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Cerne Close — bus stop.
Closest school
0.4 km
Moorlands Primary School. 21 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
52.7dB

Night-time· 23:00 – 07:00
43.1dB







