Duffryn Street, Mountain Ash

MyStreetCheck free street report: Duffryn Street, Mountain Ash · 31 October 2026 · www.mystreetcheck.co.uk/mountain-ash-rhondda-cynon-taff/duffryn-street/

House prices, sold prices and local information for CF45 3NU, CF45 3HR, CF45 3NL.

Average price (last 12 months)

£115,000

1 sale

Average price (since 2016)

£77,517

29 sales

Price range

£45k – £128k

lowest to highest sale

Last sale

7 Nov 2025

CF45 3HR

Free, no sign-up. Other sites charge up to £25.

At a glance

House prices£78k averageSince 2016 (few recent sales) Crime119 reportedWithin about a mile, latest month Flood riskNo flood warning areasFrom rivers or the sea Nearest station3 min walkMountain Ash station Ultrafast broadband100% of homesNational average 80% Freehold or leaseholdAll freeholdAcross 45 Land Registry sales Planning applicationsChecking…Within 500 m, last 90 days

29 property sales on Duffryn Street, Mountain Ash have been recorded by HM Land Registry since 2016. In the last 12 months 1 home sold here for an average of £115,000. Most sales here are terraced homes, which have sold for an average of £77,517. Average sale prices rose from £46,250 in 2016 to £95,000 in 2025 (+105%), though averages on a single street can swing with the mix of homes sold. 6 homes here have sold more than once since 2016; 5 of them sold for more the second time. Recorded sale prices on Duffryn Street range from £45,000 to £127,500. Every home sold here was sold freehold.

House prices on Duffryn Street compared

CF45 postcode area£148,988

Mountain Ash£148,988

England & Wales£358,701

Average sale price over the last 12 months. Duffryn Street has had fewer than two sales in that time, so it is left out. See all CF45 house prices.

Average sale price by year

Tenure: 100% freehold and 0% leasehold across 45 recorded sales.

Prices by property type

Type	Sales	Average price	Last sold
Terraced	29	£77,517	7 Nov 2025

Sold prices on Duffryn Street

Address	Date	Price	Type	Tenure
6, Glancynon Flats, Duffryn Street CF45 3NL	22 Dec 2025	£457,000	Other	Freehold
81, Duffryn Street CF45 3HR	7 Nov 2025	£115,000	Terraced	Freehold
60, Duffryn Street CF45 3HR	19 Oct 2025	£75,000	Terraced	Freehold
33, Duffryn Street CF45 3NU	13 Jun 2025	£95,000	Terraced	Freehold
74, Duffryn Street CF45 3HR	25 Oct 2024	£127,500	Terraced	Freehold
53, Duffryn Street CF45 3NL	21 Jun 2024	£55,000	Terraced	Freehold
28, Duffryn Street CF45 3NU	3 Apr 2024	£81,000	Terraced	Freehold
58A, Duffryn Street CF45 3HR	7 Dec 2023	£56,500	Terraced	Freehold
77, Duffryn Street CF45 3HR	17 Nov 2023	£109,000	Terraced	Freehold
5, Duffryn Street CF45 3NU	8 Sep 2023	£75,000	Terraced	Freehold
6, Duffryn Street CF45 3NU	21 Aug 2023	£66,000	Terraced	Freehold
82, Duffryn Street CF45 3HR	7 Jul 2023	£85,000	Terraced	Freehold
Garage, Duffryn Street	20 May 2023	£4,995	Other	Freehold
4, Duffryn Street CF45 3NU	16 Feb 2023	£95,000	Terraced	Freehold
72, Duffryn Street CF45 3HR	14 Nov 2022	£85,000	Terraced	Freehold
30, Duffryn Street CF45 3NU	15 Aug 2022	£72,500	Terraced	Freehold
74, Duffryn Street CF45 3HR	1 Jul 2022	£115,000	Terraced	Freehold
75, Duffryn Street CF45 3HR	13 May 2022	£75,000	Terraced	Freehold
13, Duffryn Street CF45 3NU	11 Apr 2022	£65,000	Terraced	Freehold
Garage, Duffryn Street	4 Apr 2022	£2,400	Other	Freehold
9, Duffryn Street CF45 3NU	18 Mar 2022	£110,000	Terraced	Freehold
10, Duffryn Street CF45 3NU	18 Jun 2021	£120,000	Terraced	Freehold
26, Duffryn Street CF45 3NU	18 Jun 2021	£78,000	Terraced	Freehold
73, Duffryn Street CF45 3HR	29 Mar 2021	£78,000	Terraced	Freehold
30, Duffryn Street CF45 3NU	25 Mar 2021	£65,000	Terraced	Freehold
35, Duffryn Street CF45 3NU	18 Feb 2021	£84,000	Terraced	Freehold
58, Duffryn Street CF45 3HR	8 Feb 2021	£68,000	Terraced	Freehold
16, Duffryn Street CF45 3NU	5 Feb 2021	£83,000	Terraced	Freehold
74, Duffryn Street CF45 3HR	23 Jul 2020	£58,000	Terraced	Freehold
79, Duffryn Street CF45 3HR	19 Dec 2019	£40,600	Terraced	Freehold
32, Duffryn Street CF45 3NU	22 Nov 2019	£62,000	Terraced	Freehold
5, Duffryn Street CF45 3NU	23 Sep 2019	£54,500	Terraced	Freehold
54, Duffryn Street CF45 3NL	26 Apr 2019	£73,000	Terraced	Freehold
24, Duffryn Street CF45 3NU	3 Apr 2019	£70,000	Terraced	Freehold
51, Duffryn Street CF45 3NL	27 Mar 2019	£70,000	Terraced	Freehold
18, Duffryn Street CF45 3NU	6 Dec 2018	£52,000	Terraced	Freehold
31, Duffryn Street CF45 3NU	6 Nov 2018	£64,000	Terraced	Freehold
21, Duffryn Street CF45 3NU	27 Sep 2018	£36,000	Terraced	Freehold
21, Duffryn Street CF45 3NU	2 Feb 2018	£40,000	Terraced	Freehold
31, Duffryn Street CF45 3NU	11 Dec 2017	£30,000	Terraced	Freehold
52, Duffryn Street CF45 3NL	8 Aug 2017	£35,000	Terraced	Freehold
37, Duffryn Street CF45 3NU	27 Jan 2017	£52,000	Terraced	Freehold
12, Duffryn Street CF45 3NU	5 Aug 2016	£47,500	Terraced	Freehold
7, Duffryn Street CF45 3NU	28 Jul 2016	£45,000	Terraced	Freehold
12, Duffryn Street CF45 3NU	3 Jun 2016	£30,000	Terraced	Freehold

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

Address	Sales	Change
74, Duffryn Street	£58,000 (Jul 2020) → £115,000 (Jul 2022) → £127,500 (Oct 2024)	+120% over 4 yrs
5, Duffryn Street	£54,500 (Sep 2019) → £75,000 (Sep 2023)	+38% over 4 yrs
30, Duffryn Street	£65,000 (Mar 2021) → £72,500 (Aug 2022)	+12% over 1 yr
31, Duffryn Street	£30,000 (Dec 2017) → £64,000 (Nov 2018)	+113% over under a year
21, Duffryn Street	£40,000 (Feb 2018) → £36,000 (Sep 2018)	-10% over under a year
12, Duffryn Street	£30,000 (Jun 2016) → £47,500 (Aug 2016)	+58% over under a year

Buying on Duffryn Street?

Crime and flood risk near Duffryn Street

Crime

119 crimes were reported within about a mile of Duffryn Street in August 2026.

Violence & sexual offences	71
Public order	12
Anti-social behaviour	10
Criminal damage & arson	9
Burglary	4
Drugs	4

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

Flood risk

Duffryn Street 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

Mountain Ash station 0.1 mi · 3 min walk
Fernhill station 0.8 mi · 16 min walk
Penrhiwceiber station 1.1 mi · 23 min walk

Nearest bus stops

Napier Arms (o/s, High Street) 1 min walk
Oxford Street (o/s Marchant Harries, Oxford Street) 1 min walk
Primrose Hill (nr, Darran Road) 1 min walk
Primrose Hill (nr, Darran Road) 1 min walk

GP surgeries

Meddygfa Glan Cynon Surge
Ty Calon Lan, Oxford Street, Mountain Ash · 0.1 mi
Health Hub Iw
Ysbyty Cwm Cynon, New Road, Mountain Ash · 0.7 mi
Abercwmboi Medical Practice
Abercwmboi Medical Centre, 1-3 John Street, Aberdare · 1.5 mi
Brookside Medical Centre
Heol Afon Taf, Troedyrhiw, Merthyr Tydfil · 2.5 mi

Supermarkets

Iceland Iceland Mountain Ash · 0.1 mi
Morrisons Daily Morrisons Daily Mountain Ash · 0.1 mi
The Co-operative Food Co-op Penrhwiceiber · 1.1 mi
Aldi Aldi Aberaman Park Industrial Estate · 2.1 mi

Pharmacies

Knights Mountain Ash Pharmacy · 0.1 mi
Allied Pharmacy Mountain Ash · 0.1 mi
Knights Penrhiwceiber Pharmacy · 1.1 mi

Dentists

Dental Surgery · 0.1 mi
Mountain Ash Dental Dept · 0.7 mi
Ferndale Dental Surgery · 3.3 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

	Here	Eng & Wales
Owned	69.3%	62.5%
Private rented	15.1%	20.3%
Social rented	15.4%	17.1%
Households	635

People

	Here	Eng & Wales
Under 15	16.7%	17.4%
Aged 15–64	62.6%	64.1%
Aged 65+	20.7%	18.6%
Residents	1,461

Broadband

	Here	UK
Superfast (30Mbit+)	100%	95%
Ultrafast (300Mbit+)	100%	80%
Gigabit-capable	100%	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

	Here	Eng & Wales
4G indoors, all 4 networks	83%	89%
4G indoors, at least 1 network	100%	100%
4G outdoors, all 4 networks	96%	99%
Calls indoors, all 4 networks	94%	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 Duffryn Street

Loading energy certificates…

Who lives around Duffryn Street

Ethnic group

	Here	Rhondda Cynon Taf
White	98.1%	96.7%
Mixed or Multiple ethnic groups	0.8%	1%
Other ethnic group	0.5%	0.3%
Asian, Asian British or Asian Welsh	0.4%	1.5%
Black, Black British, Black Welsh, Caribbean or African	0.1%	0.4%

Religion

	Here	Rhondda Cynon Taf
No religion	54.9%	56.2%
Christian	36.8%	36.4%
Not answered	7.1%	5.8%
Muslim	0.9%	0.6%
Other religion	0.3%	0.5%
Buddhist	0.1%	0.2%
Hindu	0%	0.2%
Jewish	0%	–

Country of birth

	Here	Rhondda Cynon Taf
Born in the UK	98.4%	96.3%
Born outside the UK	1.6%	3.7%

Highest qualification

	Here	Rhondda Cynon Taf
No qualifications	30.4%	24.2%
Level 4 qualifications and above	19.8%	26.7%
Level 2 qualifications	17.3%	15%
Level 3 qualifications	14.2%	16.8%
Level 1 and entry level qualifications	10.3%	9.4%
Apprenticeship	6.2%	5.1%
Other qualifications	1.9%	2.7%

General health

	Here	Rhondda Cynon Taf
Very good health	40.7%	44.5%
Good health	31.7%	31.7%
Fair health	16.6%	15.5%
Bad health	8.8%	6.3%
Very bad health	2.1%	1.9%

Cars or vans per household

	Here	Rhondda Cynon Taf
1 car or van in household	41.8%	41.8%
No cars or vans in household	27.3%	22.2%
2 cars or vans in household	22.1%	26.6%
3 or more cars or vans in household	8.8%	9.3%

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 Duffryn Street

Checking conservation areas, listed buildings and other designations…

Noise, radon and ground hazards

Checking…

Planning applications near Duffryn Street

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

Checking recent planning applications…

Thinking of selling on Duffryn Street?

What's my home worth?

Get an instant estimate from what you paid and how prices in Rhondda Cynon Taf have moved since.

Estimate my home's value

Council tax here

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

Estate agents near Duffryn Street

What's it like living on Duffryn Street?

No reviews yet. Live here, or used to? Be the first to say what it's like.

Write a review of Duffryn Street

Nearby streets in CF45

See all streets in Mountain Ash All streets in CF45