18 Blackwater Avenue, Colchester, CO4 3UY
About 18 Blackwater Avenue
18 Blackwater Avenue is a three-bedroom detached house in Colchester (CO4 3UY). It has a recorded floor area of 96 m² (around 1033 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (December 2023) shows a C (score 69), just inside the C band. The recommended improvements would push it to B (score 83). The home occupies a cul-de-sac position.
On a £-per-square-foot basis, the last sale (£375/sq ft) was about 126% above the typical sold price in the postcode. Sold July 2024 for £388,000.
Know exactly what you're buying at 18 Blackwater Avenue
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
- Bedrooms3
- Bathrooms1
- Open-plan layoutYes
- Dining roomYes
- StudyYes
Outside
- Private gardenSouth-facing
- GarageYes
- Cul-de-sacYes
Building
- Heating systemGas
Energy performance
EPC Rating
Planning history
18 Blackwater Avenue has no planning applications on record.
Notable planning nearby
8applications of note in the surrounding area
We flagged 1 thing worth checking at 18 Blackwater Avenue
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
30-day money-back guarantee
Sales history & valuation
Latest sale on 18 Blackwater Avenue was the highest on Land Registry record across the postcode.
£375,000
Modelled from EPC, postcode comparables.
£388,000
Recorded with HM Land Registry.
Sales timeline
29 July 2024Most recent
£388,000
Median price across the last 5 sales in CO4 3UY: £297,000 (2025–2018).
Nearby sales in CO4 3UY
8 Blackwater Avenue, Colchester, CO4 3UY
Sold Jan 2025
£375,00016 Blackwater Avenue, Colchester, CO4 3UY
Sold Mar 2021
£297,00029 Blackwater Avenue, Colchester, CO4 3UY
Sold Mar 2021
£295,00023 Blackwater Avenue, Colchester, CO4 3UY
Sold Jul 2018
£270,00024 Blackwater Avenue, Colchester, CO4 3UY
Sold Apr 2018
£312,000
Everything we know about 18 Blackwater Avenue, 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

Versus other Blackwater Avenue homes
On price per m², 18 Blackwater Avenue stands well clear of the street.
Price per m²
£4,042
Street avg £2,389
Floor Area
96 m²
Street avg 103 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
3.4 t/year
Street avg 4.1 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Welshwood Park — bus stop.
Closest school
0.3 km
Roach Vale Primary School. 17 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
50.5dB

Night-time· 23:00 – 07:00
41.0dB