88 Union Street, Barnet, EN5 4HZ
About 88 Union Street
88 Union Street is a mid-terrace house in Barnet (EN5 4HZ). It has a recorded floor area of 61 m² (around 657 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (February 2023) shows a C (score 69), just inside the C band. When first surveyed in February 2013 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Average. The recommended improvements would push it to B (score 88).
3 planning records sit against the property, 0 approved, 2 refused, 1 pending. An active application for new windows is awaiting a decision. Last sale on file: £477,500 in July 2023. Across the public record there are 5 sales, relatively high churn for a single property. Across 2001–2023, sale prices on this property compounded at 5.3% per year. Today's modelled estimate of £526,000 is 10.2% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£727/sq ft) was about 102% above the typical sold price in the postcode.
Know exactly what you're buying at 88 Union Street
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
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Planning history
An application for new windows is currently awaiting a decision.
- Jan 2026RenovationFullIn report
Replacement of 2no. front sash windows with double glazed windows and replacement of the existing front door
New Windows- Documents
- 8 docs on file
- Reference
- 26/0031/HSE
- Jun 2012RenovationFullIn report
Replace 2 existing front windows with double glazed windows.
- Agent
- Mr Miguel Gomez
New Windows- Reference
- B/00833/12
We flagged 2 things worth checking at 88 Union Street
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.
- Signs of HMO activity in the area
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Sale price has grown by over 3x since 2001.
£526,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.3% per year over 22 years.
£477,500
Growth on file: 5.3% per year over 22 years.
Sales timeline
20 July 2023Most recent
£477,500
+15.8%over 7 years24 March 2016
£412,500
+33.1%over 2 years27 June 2013
£310,000
+27.6%over 8 years21 October 2004
£243,000
+62.1%over 3 years26 April 2001
£149,950
Median price across the last 5 sales in EN5 4HZ: £500,000 (2024–2022).
Nearby sales in EN5 4HZ
Everything we know about 88 Union Street, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby

Versus other Union Street homes
Price per m² for 88 Union Street runs comfortably ahead of the street norm.
Price per m²
£7,828
Street avg £5,654
Floor Area
61 m²
Street avg 75 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
2.4 t/year
Street avg 4.4 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
0.1 km
Salisbury Road — bus stop.
Closest school
0.3 km
Barnet and Southgate College. 16 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
51.6dB

Night-time· 23:00 – 07:00
42.3dB