18a, Oakleigh Park South, Barnet, London, N20 9JU
About 18a
18a is a detached house in Barnet, London, London (N20 9JU). It has a recorded floor area of 209 m² (around 2250 sq ft), construction records dating it to 1976-1982 and council tax band G. The latest certificate (June 2013) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 82), a 2-band jump. The latest certificate is from June 2013, so improvements made since then won't be reflected.
At 209 m² the property is well over the postcode median (100 m² across 42 EPCs), placing it in the larger end of the local stock.
Energy performance
18a's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 19 Jun 2023
EPC Rating
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From £1,245 · Includes VAT
Planning history
18a has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 18a
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
18a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£1,362,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in N20 9JU: £575,000 (2025–2024).
Nearby sales in N20 9JU
Alisa Lodge, Flat 5, 4 Oakleigh Park South, Barnet, London, N20 9JU
Sold Nov 2025
£490,000Sunside Court, Flat 4, 6 Oakleigh Park South, Barnet, London, N20 9JU
Sold Mar 2025
£575,000Sunside Court, Flat 2, 6 Oakleigh Park South, Barnet, London, N20 9JU
Sold Jul 2024
£800,000Sunside Court, Flat 3, 6 Oakleigh Park South, Barnet, London, N20 9JU
Sold Jul 2024
£590,000Sunside Court, Flat 5, 6 Oakleigh Park South, Barnet, London, N20 9JU
Sold Jun 2024
£485,000
Versus other Oakleigh Park South homes
EPC Rating
66 (D)
Street avg 61 (D)
Floor Area
209 m²
Street avg 223 m²
CO₂ Emissions
7.0 t/year
Street avg 7.7 t/year
Habitable Rooms
9 rooms
Street avg 8 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Myddelton Park Oakleigh Park — bus stop.
Closest school
0.1 km
Sacred Heart Roman Catholic Primary School. 49 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
51.8dB

Night-time· 23:00 – 07:00
41.3dB







