4 Grants Close, Tongwynlais, Cardiff, CF15 7NG
About 4 Grants Close
4 Grants Close is a three-bedroom semi-detached house in Tongwynlais, Cardiff, Cardiff (CF15 7NG). It has a recorded floor area of 104 m² (around 1119 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (June 2016) shows a D (score 63), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 82), a 2-band jump. The latest certificate is from June 2016, so improvements made since then won't be reflected.
At 104 m² it's 16.8% smaller than the typical home in the postcode (125 m² median across 22 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Last sold in November 2016, so it's been off the market for around 10 years. Across 2001–2016, sale prices on this property compounded at 5.7% per year. Today's modelled estimate of £358,000 is 38.8% above the 2016 sale price.
What this property has
Inside
- Bedrooms3
- EnsuiteYes
Outside
- Summer houseYes
Building
- RefurbishedYes
Energy performance
4 Grants Close sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 29 Jun 2026
EPC Rating
Certificate validity
Expired on 29 June 2026
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
4 Grants Close has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
4 Grants Close has more than doubled in price since the earliest registered sale in 2001.
£358,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.7% per year over 15 years.
£258,000
Growth on file: 5.7% per year over 15 years.
Sales timeline
23 November 2016Most recent
£258,000
+61.3%over 11 years16 January 2005
£160,000
+41.6%over 3 years7 December 2001
£113,000
Median price across the last 5 sales in CF15 7NG: £295,000 (2025–2018).
Nearby sales in CF15 7NG
6 Grants Close, Tongwynlais, Cardiff, CF15 7NG
Sold May 2025
£295,00011 Grants Close, Tongwynlais, Cardiff, CF15 7NG
Sold Feb 2022
£385,00018 Grants Close, Tongwynlais, Cardiff, CF15 7NG
Sold Mar 2021
£279,95027 Grants Close, Tongwynlais, Cardiff, CF15 7NG
Sold Jul 2018
£330,00012 Grants Close, Tongwynlais, Cardiff, CF15 7NG
Sold Oct 2017
£327,500
Versus other Grants Close homes
On epc rating, 4 Grants Close runs well behind the street norm.
Price per m²
£2,481
Street avg £2,416
Floor Area
104 m²
Street avg 122 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
4.5 t/year
Street avg 2.7 t/year
Similar properties nearby
1 Forest Cottage, Castle Road, Tongwynlais
CF15 7JR
1 Bute Street, Tongwynlais
CF15 7LJ
1 Church Lane, Nantgarw
CF15 7TQ
1 Church Street, Taffs Well
CF15 7PG
1 Bute Villa, Taffs Well
CF15 7QP
1 Clos Llewellyn, Taffs Well
CF15 7AT
1 Cwm Gwynlais, Tongwynlais
CF15 7HU
1 Castle Road, Tongwynlais
CF15 7JQ
The neighbourhood at a glance
Crime
85/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Iron Bridge — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







