31a, Riby Road, Keelby, Grimsby, DN41 8ER
About 31a
31a is a semi-detached house in Keelby, Grimsby, Grimsby (DN41 8ER). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (February 2023) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 83), a 2-band jump.
Held since April 1998 — that's 28 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £155,000 sits 330.6% above the 1998 sale of £36,000. On a £-per-square-foot basis, the last sale (£45/sq ft) was about 64.5% below the postcode norm. At 75 m² it's 15.9% smaller than the typical home in the postcode (89 m² median across 32 EPCs).
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 26 February 2033
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Planning history
31a has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
31a's modelled value sits at over four times its earliest registered sale price (1998).
£155,000
Modelled from EPC, postcode comparables.
£36,000
Recorded with HM Land Registry.
Sales timeline
16 April 1998Most recent
£36,000
Median price across the last 5 sales in DN41 8ER: £180,000 (2026–2024).
Nearby sales in DN41 8ER
28 Riby Road, Keelby, Grimsby, DN41 8ER
Sold Jan 2026
£188,00053 Riby Road, Keelby, Grimsby, DN41 8ER
Sold Nov 2025
£284,0009 Riby Road, Keelby, Grimsby, DN41 8ER
Sold Jun 2024
£115,0001 Riby Road, Keelby, Grimsby, DN41 8ER
Sold May 2024
£162,00027a, Riby Road, Keelby, Grimsby, DN41 8ER
Sold Aug 2022
£147,000
Versus other Riby Road homes
On price per m², 31a runs well behind the street norm.
Price per m²
£480
Street avg £1,534
Floor Area
75 m²
Street avg 98 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.1 t/year
Street avg 4.9 t/year
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
25/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Cotham Gardens — bus stop.
Closest school
0.5 km
Keelby Primary Academy. 1 school 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
48.4dB

Night-time· 23:00 – 07:00
41.2dB







