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Celyn Isaf, Tonyrefail, Porth

MyStreetCheck free street report: Celyn Isaf, Tonyrefail, Porth · 30 October 2026 · www.mystreetcheck.co.uk/porth-rhondda-cynon-taff/celyn-isaf/

House prices, sold prices and local information for CF39 8AN.

Average price (last 12 months)
–
0 sales
Average price (since 2016)
£223,667
6 sales
Price range
£128k – £350k
lowest to highest sale
Last sale
18 Jul 2025
CF39 8AN

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At a glance

6 property sales on Celyn Isaf, Tonyrefail, Porth have been recorded by HM Land Registry since 2016. The most recent sale was on 18 Jul 2025. Most sales here are detached homes, which have sold for an average of £228,200. 1 home here has sold more than once since 2016; 1 of them sold for more the second time. By property type, sales here have been 83% detached, 17% semi-detached. Recorded sale prices on Celyn Isaf range from £128,000 to £350,000. Every home sold here was sold freehold.

House prices on Celyn Isaf compared

CF39 postcode area£172,646
Porth£174,157
England & Wales£358,701

Average sale price over the last 12 months. Celyn Isaf has had fewer than two sales in that time, so it is left out. See all CF39 house prices.

Average sale price by year

2016: £148,000 (2 sales)2016£148k2017: £235,000 (1 sales)2017£235k2019: £201,000 (1 sales)2019£201k2020: £260,000 (1 sales)2020£260k2025: £350,000 (1 sales)2025£350k

Tenure: 100% freehold and 0% leasehold across 6 recorded sales.

Prices by property type

TypeSalesAverage priceLast sold
Detached5£228,20018 Jul 2025
Semi-detached1£201,00029 Mar 2019

Sold prices on Celyn Isaf

AddressDatePriceTypeTenure
21, Celyn Isaf CF39 8AN 18 Jul 2025£350,000 DetachedFreehold
31, Celyn Isaf CF39 8AN 24 Sep 2020£260,000 DetachedFreehold
15, Celyn Isaf CF39 8AN 29 Mar 2019£201,000 Semi-detachedFreehold
31, Celyn Isaf CF39 8AN 19 May 2017£235,000 DetachedFreehold
4, Celyn Isaf CF39 8AN 21 Dec 2016£128,000 DetachedFreehold
33, Celyn Isaf CF39 8AN 11 Oct 2016£168,000 DetachedFreehold

Sale prices are as recorded by HM Land Registry. Some sales (for example repossessions and company purchases) are listed but left out of the averages.

Sale history: homes sold more than once

AddressSalesChange
31, Celyn Isaf £235,000 (May 2017) → £260,000 (Sep 2020) +11%
over 3 yrs

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Crime and flood risk near Celyn Isaf

Crime

79 crimes were reported within about a mile of Celyn Isaf in August 2026.

Violence & sexual offences31
Anti-social behaviour13
Public order9
Criminal damage & arson6
Burglary5
Other theft5

Source: data.police.uk. Locations are approximate and cover the surrounding area, not just this street.

Flood risk

Celyn Isaf is not in or near any Environment Agency flood warning or alert area.

Flood warning areas cover places at risk from rivers and the sea. Surface water risk isn't included. Check the long-term flood risk for a postcode on GOV.UK.

Getting around, shops and health

Train stations

  • Llanharan station 2.5 mi · 50 min walk
  • Porth station 2.9 mi · 58 min walk
  • Dinas (Rhondda) station 3.2 mi · 1 hr 4 min walk

Nearest bus stops

  • Cwmlai School (opp, Thomastown Road) 2 min walk
  • Cwmlai School (o/s, Thomastown Road) 2 min walk
  • Bethania Chapel (o/s, Tylcha Wen Terrace) 3 min walk
  • Bethania Chapel (opp, Tylcha Wen Terrace) 3 min walk

GP surgeries

  • Park Lane Surgery
    Park Lane, Tonyrefail, Porth · 0.5 mi
  • Cwm Gwyrdd Medical Centre
    High Street, Gilfach Goch, Porth · 2.5 mi
  • Penygraig Surgery
    George Street, Penygraig, Tonypandy · 2.9 mi
  • Pont Newydd Medical Centre
    Aberrhondda Road, Porth · 3.0 mi

Supermarkets

  • Spar PFS Spar Certas - Tonyrefail · 0.7 mi
  • Spar Spar - Tonyrefail · 0.9 mi
  • The Co-operative Food Co-op Tonyrefail · 1.0 mi
  • The Co-operative Food Co-op Garden Village · 1.9 mi

Pharmacies

  • Well · 0.8 mi
  • Well · 0.8 mi

Dentists

  • Tonyrefail Dental Centre · 0.8 mi
  • Dental Surgery · 0.8 mi
  • Dental Teaching Unit · 2.8 mi

Sources: Department for Transport (NaPTAN), NHS England organisation data, and GEOLYTIX Retail Points (open data). Walking times are estimates from straight-line distance.

Area profile

Homes

HereEng & Wales
Owned83.4%62.5%
Private rented13.8%20.3%
Social rented2.8%17.1%
Households668

People

HereEng & Wales
Under 1514.6%17.4%
Aged 15–6464.8%64.1%
Aged 65+20.7%18.6%
Residents1,566

Broadband

HereUK
Superfast (30Mbit+)100%95%
Ultrafast (300Mbit+)100%80%
Gigabit-capable100%80%

Share of homes on this street's postcodes that can get each speed. UK figure is the average across all postcodes. Source: Ofcom Connected Nations.

Mobile signal

HereEng & Wales
4G indoors, all 4 networks83%89%
4G indoors, at least 1 network100%100%
4G outdoors, all 4 networks96%99%
Calls indoors, all 4 networks94%92%

Share of homes across Rhondda Cynon Taf with good coverage (Jul 2025). Signal varies street by street; check your exact address on Ofcom's checker. Source: Ofcom Connected Nations.

Neighbourhood figures cover the surrounding Lower Layer Super Output Area (about 1,500 residents). Sources: Census 2021 (ONS) and the English Indices of Deprivation 2025.

Energy ratings and home sizes on Celyn Isaf

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Who lives around Celyn Isaf

Ethnic group

HereRhondda Cynon Taf
White96.9%96.7%
Asian, Asian British or Asian Welsh1%1.5%
Mixed or Multiple ethnic groups1%1%
Other ethnic group0.6%0.3%
Black, Black British, Black Welsh, Caribbean or African0.4%0.4%

Religion

HereRhondda Cynon Taf
No religion53.1%56.2%
Christian40.4%36.4%
Not answered5.8%5.8%
Other religion0.3%0.5%
Hindu0.2%0.2%
Jewish0.1%–
Muslim0.1%0.6%
Buddhist0%0.2%

Country of birth

HereRhondda Cynon Taf
Born in the UK96.6%96.3%
Born outside the UK3.4%3.7%

Highest qualification

HereRhondda Cynon Taf
Level 4 qualifications and above28.6%26.7%
Level 3 qualifications19.2%16.8%
No qualifications18.6%24.2%
Level 2 qualifications15.2%15%
Level 1 and entry level qualifications9.9%9.4%
Apprenticeship6%5.1%
Other qualifications2.4%2.7%

General health

HereRhondda Cynon Taf
Very good health50%44.5%
Good health30.5%31.7%
Fair health13.7%15.5%
Bad health4.9%6.3%
Very bad health1%1.9%

Cars or vans per household

HereRhondda Cynon Taf
1 car or van in household42.4%41.8%
2 cars or vans in household36.9%26.6%
3 or more cars or vans in household12.6%9.3%
No cars or vans in household8.1%22.2%

Source: Census 2021 (ONS), via Nomis. Percentages of usual residents or households, as recorded in March 2021.

Figures cover the surrounding neighbourhood (Lower Layer Super Output Area, about 1,500 residents). Full demographics of Rhondda Cynon Taf.

Planning and heritage near Celyn Isaf

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Planning applications near Celyn Isaf

Recent planning applications around Celyn Isaf from the council's planning register. Choose how far to look:

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Council tax here

Rhondda Cynon Taf Band D is £2,289 a year (Band A £1,526). See every band.

Estate agents near Celyn Isaf

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Nearby streets in CF39

See all streets in Porth All streets in CF39