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 £249,000 is 46.5% above the 2013 sale price. 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
Certificate validity
Valid until 1 February 2033
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.
£249,000
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.
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One time fee only - money back guarantee

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The neighbourhood at a glance
Crime
377/mo
Falling 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






