20 Portland Avenue, Grimsby, DN32 0AA
About 20 Portland Avenue
20 Portland Avenue is a four-bedroom semi-detached house in Grimsby (DN32 0AA). It has a recorded floor area of 155 m² (around 1668 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (February 2023) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2013. Between certificates, wall efficiency went from Very Poor to Poor; while roof efficiency dropped from Very Good to Average. The recommended improvements would push it to C (score 80). Other recorded features include a balcony. Period features are noted in the property record.
Today's modelled estimate of £261,000 sits 53.5% above the 2013 sale of £170,000. On a £-per-square-foot basis, the last sale (£102/sq ft) was about 18.1% below the postcode norm. Last changed hands 13 years ago, in August 2013.
What this property has
Inside
- Bedrooms4
- Bathrooms1
- Dining roomYes
Outside
- Private gardenYes
- DrivewayYes
- BalconyYes
Building
- Central heatingYes
- Period featuresYes
Everything you need to know about 20 Portland Avenue
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
20 Portland Avenue's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
Wall insulation improved
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
20 Portland Avenue has no planning applications on record.
But the area is active
5 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
20 Portland Avenue valuation sits well clear of the typical sold price in this postcode.
£261,000
Modelled from EPC, postcode comparables.
£170,000
Recorded with HM Land Registry.
Sales timeline
20 August 2013Most recent
£170,000
Median price across the last 5 sales in DN32 0AA: £247,500 (2025–2023).
Nearby sales in DN32 0AA
Versus other Portland Avenue homes
Price per m² for 20 Portland Avenue lags the street by a wide margin.
Price per m²
£1,097
Street avg £1,536
Floor Area
155 m²
Street avg 138 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
CO₂ Emissions
6.8 t/year
Street avg 6.4 t/year
Everything you need to know about 20 Portland Avenue
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

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The neighbourhood at a glance
Crime
14/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
St Augustine Avenue — bus stop.
Closest school
0.2 km
Lisle Marsden Church of England Primary Academy. 32 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
51.0dB

Night-time· 23:00 – 07:00
42.6dB






