31a, Roxborough Park, Harrow, HA1 3BA
About 31a
31a is a property in Harrow (HA1 3BA). It has council tax band C.
Held since August 2006 — that's 20 years off the open market, well above the local norm. 5 planning records sit against the property, 1 approved, 1 refused. Across 1999–2006, sale prices on this property compounded at 14.1% per year.
Know exactly what you're buying at 31a
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
No EPC on record
This property doesn't have an Energy Performance Certificate yet. An EPC is required to sell or let — and unlocks our automated valuation.
Planning history
- May 2020ExtensionFullIn report
Extension: Single storey · Side of property
Single storey side extension to create new access to first floor flat; external alterations to ground floor flat including replacement windows and installation of doors to rear elevation
New Windows- Documents
- 26 docs on file
- Reference
- P/0265/20
- Sept 2012RenovationFullIn report
Retrospective application for existing front boundary wall and hardstanding with proposed alterations to landscaping and vehicle access
Retrospective- Documents
- 13 docs on file
- Reference
- P/1743/12
We flagged 1 thing worth checking at 31a
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
31a has more than doubled in price since the earliest registered sale in 1999.
£271,000
Growth on file: 14.1% per year over 7 years.
Sales timeline
10 August 2006Most recent
£271,000
+32.2%over 2 years26 May 2004
£205,000
+97.1%over 5 years9 May 1999
£104,000
Median price across the last 5 sales in HA1 3BA: £305,000 (2025–2023).
Nearby sales in HA1 3BA
Hale Lodge, Flat 12, 51 Roxborough Park, Harrow, HA1 3BA
Sold Mar 2025
£315,000Flat 1, 17 Roxborough Park, Harrow, HA1 3BA
Sold Dec 2024
£305,00049b, Roxborough Park, Harrow, HA1 3BA
Sold Oct 2024
£265,50049c, Roxborough Park, Harrow, HA1 3BA
Sold Nov 2023
£279,00019a, Roxborough Park, Harrow, HA1 3BA
Sold Oct 2023
£337,000
Everything we know about 31a, 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

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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
28/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Harrow-on-the-Hill Station — bus stop.
Closest school
0.3 km
St Anselm's Catholic Primary School. 38 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
55.4dB

Night-time· 23:00 – 07:00
45.4dB