27 Marine Street, Cwm, Ebbw Vale, NP23 7SS
About 27 Marine Street
27 Marine Street is a mid-terrace house in Cwm, Ebbw Vale, Ebbw Vale (NP23 7SS). It has a recorded floor area of 76 m² (around 818 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (February 2026) shows a C (score 69), just inside the C band. When first surveyed in February 2010 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Very Poor to Average and hot-water efficiency went from Poor to Good; while window efficiency dropped from Average to Very Poor. The recommended improvements would push it to B (score 84). This certificate was lodged in the last six months, so the rating reflects current condition.
Across 2011–2015, sale prices on this property compounded at -12.8% per year. Today's modelled estimate of £129,000 sits 186.7% above the 2015 sale of £45,000. On a £-per-square-foot basis, the last sale (£55/sq ft) was about 16.6% below the postcode norm. Last sold in December 2015, so it's been off the market for around 11 years.
Know exactly what you're buying at 27 Marine Street
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Wall insulation improved
Roof insulation improved
Low energy lighting percentage decreased
Single glazing replaced with double or better glazing
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
27 Marine Street has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
27 Marine Street valuation sits well clear of the typical sold price in this postcode.
£129,000
Modelled from EPC, postcode comparables and a sale-price growth of -12.8% per year over 4 years.
£45,000
Growth on file: -12.8% per year over 4 years.
Sales timeline
3 December 2015Most recent
£45,000
-43.8%over 4 years19 September 2011
£80,000
Median price across the last 5 sales in NP23 7SS: £121,000 (2025–2023).
Nearby sales in NP23 7SS
21 Marine Street, Cwm, Ebbw Vale, NP23 7SS
Sold Jul 2025
£130,00055 Marine Street, Cwm, Ebbw Vale, NP23 7SS
Sold Nov 2023
£120,00051 Marine Street, Cwm, Ebbw Vale, NP23 7SS
Sold Oct 2023
£127,50029 Marine Street, Cwm, Ebbw Vale, NP23 7SS
Sold Oct 2023
£78,0007 Marine Street, Cwm, Ebbw Vale, NP23 7SS
Sold Aug 2023
£121,000
Everything we know about 27 Marine Street, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Marine Street homes
27 Marine Street outperforms the street on co₂ emissions by a wide margin.
Price per m²
£592
Street avg £1,009
Floor Area
76 m²
Street avg 87 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.2 t/year
Street avg 5.0 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Cwm Institute — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.