21 First Avenue, Farlington, Portsmouth, PO6 1JL
About 21 First Avenue
21 First Avenue is a two-bedroom detached house in Farlington, Portsmouth, Portsmouth (PO6 1JL). It has a recorded floor area of 108 m² (around 1163 sq ft), construction records dating it to 1930-1949 and council tax band D. There is a swimming pool on the plot, uncommon for the area. Other recorded features include a conservatory. The latest certificate (September 2017) shows a C (score 73). When first surveyed in July 2010 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good and window efficiency went from Average to Good; while lighting dropped from Very Good to Good. The recommended improvements would push it to B (score 85).
Held since December 2010 — that's 16 years off the open market, well above the local norm. Across the public record there are 4 sales, relatively high churn for a single property. Across 2002–2010, sale prices on this property compounded at 4.2% per year. Today's modelled estimate of £391,000 sits 77.7% above the 2010 sale of £220,000. Its energy rating outperforms most of the postcode (better than 76% of similar EPCs). 3 planning records sit against the property, 1 approved, 0 refused.
What this property has
Inside
- Bedrooms2
- Dining roomYes
- Utility roomYes
- ConservatoryYes
Outside
- Private gardenRear
- ParkingOff road
- Swimming poolYes
Building
- Heating systemGas
Energy performance
EPC Rating
Certificate validity
Valid until 12 September 2027
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
Cavity wall insulation installed
Low energy lighting percentage decreased
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
21 First Avenue has been extended on multiple sides of the property across separate planning applications.
3 applications on record at 21 First Avenue, Farlington, Portsmouth, PO6 1JL
- Aug 2011ExtensionFullOutcome in report
Extension: Single storey · Front of property
Construction of single storey extension to front elevation
- Documents
- 5 docs on file
- Reference
- 11/00683/HOU
- More recent applications — locked
- ExtensionMay 2013Decision
- AmendmentSept 2011Decision
Unlock 21 First Avenue, Farlington, Portsmouth, PO6 1JL's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (3 on record)
- All 3 applications on this property in full, plus 4 notable nearby
- The 12 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
21 First Avenue saw 4 transfers in just over a decade — high turnover for the postcode.
£391,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.2% per year over 8 years.
£220,000
Growth on file: 4.2% per year over 8 years.
Sales timeline
15 December 2010Most recent
£220,000
+0.9%over 3 years12 January 2007
£218,000
+11.8%over 2 years16 May 2004
£195,000
+23.4%over 1 year20 December 2002
£158,000
Median price across the last 5 sales in PO6 1JL: £430,000 (2025–2022).
Nearby sales in PO6 1JL
43 First Avenue, Farlington, Portsmouth, PO6 1JL
Sold Nov 2025
£425,00035 First Avenue, Farlington, Portsmouth, PO6 1JL
Sold Oct 2024
£430,00059 First Avenue, Farlington, Portsmouth, PO6 1JL
Sold May 2022
£417,00011 First Avenue, Farlington, Portsmouth, PO6 1JL
Sold Mar 2022
£645,00031 First Avenue, Farlington, Portsmouth, PO6 1JL
Sold Dec 2020
£355,000
Versus other First Avenue homes
EPC Rating for 21 First Avenue runs comfortably ahead of the street norm.
Price per m²
£2,037
Street avg £3,137
Floor Area
108 m²
Street avg 111 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
3.0 t/year
Street avg 4.8 t/year
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The neighbourhood at a glance
Crime
260/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Waterworks Road — bus stop.
Closest school
0.4 km
Solent Infant School. 20 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
54.0dB

Night-time· 23:00 – 07:00
44.4dB







