23 Blackweir Terrace, Cardiff, CF10 3EQ
About 23 Blackweir Terrace
23 Blackweir Terrace is a two-bedroom mid-terrace house in Cardiff (CF10 3EQ). It has a recorded floor area of 129 m² (around 1389 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (March 2018) shows an E (score 42), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 82), a 3-band jump. Other recorded features include a loft.
At 129 m² the property is well over the postcode median (80 m² across 34 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1997–2018, sale prices on this property compounded at 7.5% per year. Today's modelled estimate of £250,000 is 28.2% above the 2018 sale price. Last sale on file: £195,000 in September 2018.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Dining roomYes
- LoftYes
Energy performance
23 Blackweir Terrace sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
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
23 Blackweir Terrace has no planning applications on record.
But the area is active
6 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
23 Blackweir Terrace has more than quadrupled in price since its earliest registered sale in 1997.
£250,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.5% per year over 21 years.
£195,000
Growth on file: 7.5% per year over 21 years.
Sales timeline
13 September 2018Most recent
£195,000
+225.0%over 18 years27 April 2000
£60,000
+44.6%over 2 years29 May 1997
£41,500
Median price across the last 5 sales in CF10 3EQ: £314,000 (2024–2022).
Nearby sales in CF10 3EQ
33 Blackweir Terrace, Cardiff, CF10 3EQ
Sold Apr 2024
£360,00045 Blackweir Terrace, Cardiff, CF10 3EQ
Sold Feb 2023
£290,00015 Blackweir Terrace, Cardiff, CF10 3EQ
Sold Oct 2022
£445,00041 Blackweir Terrace, Cardiff, CF10 3EQ
Sold May 2022
£230,55257 Blackweir Terrace, Cardiff, CF10 3EQ
Sold Jan 2022
£314,000
Versus other Blackweir Terrace homes
23 Blackweir Terrace is notably below the street on epc rating.
Price per m²
£1,512
Street avg £2,249
Floor Area
129 m²
Street avg 88 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
7.9 t/year
Street avg 3.5 t/year
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Blackweir — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







