66 Colby Street, Southampton, SO16 9RT
About 66 Colby Street
66 Colby Street is a three-bedroom end-of-terrace house in Southampton (SO16 9RT). It has a recorded floor area of 110 m² (around 1184 sq ft) and construction records dating it to 2012-2021. The latest certificate (August 2025) returns a B (score 81), comfortably above the UK average. The rating has held steady at B across 2 certificates since September 2014. Between certificates, wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Average.
At 110 m² the property is well over the postcode median (63 m² across 66 EPCs), placing it in the larger end of the local stock. Most recent transfer was January 2026 at £345,000 — fresh data. Across 2014–2026, sale prices on this property compounded at 2.9% per year. On a £-per-square-foot basis, the last sale (£291/sq ft) was about 16.2% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms2
- Open-plan layoutYes
- Dining roomYes
- CloakroomYes
- EnsuiteYes
Outside
- Private gardenRear
- ParkingOff road
Building
- RefurbishedYes
Energy performance
EPC Rating
Certificate validity
Valid until 22 August 2035
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Planning history
66 Colby Street has no planning applications on record.
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Latest sale on 66 Colby Street was the highest on Land Registry record across the postcode.
£346,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.9% per year over 11 years.
£345,000
Growth on file: 2.9% per year over 11 years.
Sales timeline
28 January 2026Most recent
£345,000
+38.0%over 11 years9 October 2014
£249,995
Median price across the last 5 sales in SO16 9RT: £155,000 (2026–2022).
Nearby sales in SO16 9RT
Versus other Colby Street homes
Price per m² for 66 Colby Street runs comfortably ahead of the street norm.
Price per m²
£3,136
Street avg £2,301
Floor Area
110 m²
Street avg 113 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
1.8 t/year
Street avg 1.9 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
536/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Green Lane — bus stop.
Closest school
0.3 km
Oasis Academy Lord's Hill. 27 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
52.5dB

Night-time· 23:00 – 07:00
42.6dB







