23 Hillside, New Barnet, Barnet, EN5 1LT
About 23 Hillside
23 Hillside is a five-bedroom detached house in New Barnet, Barnet, Barnet (EN5 1LT). It has a recorded floor area of 278 m² (around 2992 sq ft), construction records dating it to 1996-2002 and council tax band H. The latest certificate (March 2020) shows a C (score 76), near the top of the C band. The recommended improvements would push it to B (score 81).
At 278 m² the property is well over the postcode median (135 m² across 5 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 80% of similar EPCs). 8 planning records sit against the property, 7 approved, 0 refused. Past consents include tree works, meaningful when judging how the property has evolved. Across 2007–2020, sale prices on this property compounded at 1.8% per year. Today's modelled estimate of £1,741,000 is 20.1% above the 2020 sale price. Most recent transfer: October 2020 at £1,450,000.
Know exactly what you're buying at 23 Hillside
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
What this property has
Inside
- Bedrooms5
- Bathrooms4
- Dining roomYes
- Utility roomYes
- StudyYes
Outside
- GarageDouble
Energy performance
23 Hillside's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
Planning history at 23 Hillside is exclusively tree-management applications — typical for a property with mature trees on or near the plot.
- Mar 2025Tree WorksTreesIn report
1 x Ash (applicants ref. T1) - Reduce back overhanging branches at 69 Gloucester Road back by 1.5-2m, not to exceed previous pruning points. Historic pruning has been carried out on the tree, for garden clearance as large debris have fallen due to high winds and over shadows the garden in the summer. To access more light into garden and property. Remove major dead wood for safety as branches have previously shed onto lawn area. Standing in T4 of Tree Preservation Order. (Amended description)
- Documents
- 7 docs on file
- Reference
- TPP/0041/25
- Jan 2024Tree WorksTreesIn report
1 x Mature Ash (applicants ref. T2) - Crown thin density by 25%. Standing in T4 of Tree Preservation Order.
- Agent
- G & R Tree Surgeons
- Documents
- 4 docs on file
- Reference
- TPP/0757/23
We flagged 1 thing worth checking at 23 Hillside
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
Latest sale on 23 Hillside was the highest on Land Registry record across the postcode.
£1,741,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.8% per year over 13 years.
£1,450,000
Growth on file: 1.8% per year over 13 years.
Sales timeline
7 October 2020Most recent
£1,450,000
+26.1%over 12 years14 December 2007
£1,150,000
Median price across the last 5 sales in EN5 1LT: £675,000 (2016–2005).
Nearby sales in EN5 1LT
5 Hillside, New Barnet, Barnet, EN5 1LT
Sold Mar 2016
£785,0007 Hillside, New Barnet, Barnet, EN5 1LT
Sold Oct 2015
£675,0009 Hillside, New Barnet, Barnet, EN5 1LT
Sold Dec 2014
£665,00021 Hillside, New Barnet, Barnet, EN5 1LT
Sold Aug 2009
£735,0003 Hillside, New Barnet, Barnet, EN5 1LT
Sold Jan 2005
£365,000
Everything we know about 23 Hillside, 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

Versus other Hillside homes
23 Hillside is notably below the street on years held.
Price per m²
£5,216
Street avg £5,967
Floor Area
278 m²
Street avg 154 m²
Habitable Rooms
8 rooms
Street avg 7 rooms
CO₂ Emissions
6.6 t/year
Street avg 8.3 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Monks Avenue — bus stop.
Closest school
0.9 km
Cromer Road Primary School. 33 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
53.6dB

Night-time· 23:00 – 07:00
42.9dB