21a, Tottenham Road, Portsmouth, PO1 1QL
About 21a
21a is a two-bedroom mid-terrace house in Portsmouth (PO1 1QL). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (July 2024) shows a C (score 69), just inside the C band. When first surveyed in July 2011 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good. At 56 m² this is the 4th smallest of 37 units on EPC record in the building, where floor areas span 50–163 m². The building's EPC ratings span E to B across 37 units on file.
At 56 m² it sits well below the postcode median (103 m² across 36 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 72% of similar EPCs). Across 2002–2015, sale prices on this property compounded at 2.5% per year. Today's modelled estimate of £130,000 is 23.8% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£174/sq ft) was about 39.5% above the typical sold price in the postcode. Last sold in September 2015, so it's been off the market for around 11 years.
What this property has
Inside
- Bedrooms2
Everything you need to know about 21a
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
21a has no planning applications on record.
But the area is active
14 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
£130,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.5% per year over 13 years.
£105,000
Growth on file: 2.5% per year over 13 years.
Sales timeline
6 September 2015Most recent
£105,000
+38.2%over 13 years22 August 2002
£76,000
Median price across the last 5 sales in PO1 1QL: £240,000 (2025–2023).
Nearby sales in PO1 1QL
Versus other Tottenham Road homes
EPC Rating for 21a runs comfortably ahead of the street norm.
EPC Rating
69 (C)
Street avg 52 (E)
Floor Area
56 m²
Street avg 53 m²
CO₂ Emissions
2.1 t/year
Street avg 3.2 t/year
Habitable Rooms
4 rooms
Street avg 2 rooms
Everything you need to know about 21a
The true value, the hidden risks and the full sale history, in one report.
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One time fee only - money back guarantee
The data behind every report
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Carnegie Library — bus stop.
Closest school
0.3 km
Arundel Court Primary Academy and Nursery. 43 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
55.0dB
Night-time· 23:00 – 07:00
43.8dB