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Trem Y Mynydd, Mountain Ash

MyStreetCheck free street report: Trem Y Mynydd, Mountain Ash · 31 October 2026 · www.mystreetcheck.co.uk/mountain-ash-rhondda-cynon-taff/trem-y-mynydd/

House prices, sold prices and local information for CF45 4FF.

Average price (last 12 months)
£285,000
1 sale
Average price (since 2018)
£197,236
19 sales
Price range
£155k – £285k
lowest to highest sale
Last sale
17 Jul 2026
CF45 4FF

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At a glance

House prices£197k averageSince 2018 (few recent sales) Crime98 reportedWithin about a mile, latest month Flood riskNo flood warning areasFrom rivers or the sea Nearest station5 min walkMountain Ash station Ultrafast broadband92% of homesNational average 80% Freehold or leaseholdAll freeholdAcross 19 Land Registry sales Planning applicationsChecking…Within 500 m, last 90 days

19 property sales on Trem Y Mynydd, Mountain Ash have been recorded by HM Land Registry since 2018. In the last 12 months 1 home sold here for an average of £285,000. Most sales here are detached homes, which have sold for an average of £202,966. 5 homes here have sold more than once since 2018; 5 of them sold for more the second time. By property type, sales here have been 79% detached, 21% semi-detached. Recorded sale prices on Trem Y Mynydd range from £154,995 to £285,000. Every home sold here was sold freehold.

House prices on Trem Y Mynydd compared

CF45 postcode area£148,988
Mountain Ash£148,988
England & Wales£358,701

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

Average sale price by year

2018: £183,170 (6 sales)2018£183k2019: £190,424 (7 sales)2019£190k2020: £185,000 (2 sales)2020£185k2022: £185,000 (1 sales)2022£185k2024: £237,750 (2 sales)2024£238k2026: £285,000 (1 sales)2026£285k

Tenure: 100% freehold and 0% leasehold across 19 recorded sales.

Prices by property type

TypeSalesAverage priceLast sold
Detached15£202,96617 Jul 2026
Semi-detached4£175,74831 Oct 2024

Sold prices on Trem Y Mynydd

AddressDatePriceTypeTenure
10, Trem Y Mynydd CF45 4FF 17 Jul 2026£285,000 DetachedFreehold
5, Trem Y Mynydd CF45 4FF 31 Oct 2024£208,000 Semi-detachedFreehold
8, Trem Y Mynydd CF45 4FF 5 Sep 2024£267,500 DetachedFreehold
7, Trem Y Mynydd CF45 4FF 31 Jan 2022£185,000 Semi-detachedFreehold
9, Trem Y Mynydd CF45 4FF 30 Oct 2020£185,000 DetachedFreehold
9, Trem Y Mynydd CF45 4FF 30 Oct 2020£185,000 DetachedFreehold
4, Trem Y Mynydd CF45 4FF 14 Jun 2019£189,995 DetachedFreehold
6, Trem Y Mynydd CF45 4FF 14 Jun 2019£228,995 DetachedFreehold
2, Trem Y Mynydd CF45 4FF 6 Jun 2019£184,995 DetachedFreehold
10, Trem Y Mynydd CF45 4FF 30 May 2019£189,995 DetachedFreehold
8, Trem Y Mynydd CF45 4FF 30 May 2019£228,995 DetachedFreehold
7, Trem Y Mynydd CF45 4FF 28 Feb 2019£154,995 Semi-detachedFreehold
5, Trem Y Mynydd CF45 4FF 7 Jan 2019£154,995 Semi-detachedFreehold
15, Trem Y Mynydd CF45 4FF 21 Dec 2018£204,995 DetachedFreehold
1, Trem Y Mynydd CF45 4FF 20 Dec 2018£174,995 DetachedFreehold
11, Trem Y Mynydd CF45 4FF 20 Dec 2018£164,995 DetachedFreehold
3, Trem Y Mynydd CF45 4FF 20 Dec 2018£174,995 DetachedFreehold
9, Trem Y Mynydd CF45 4FF 20 Dec 2018£160,045 DetachedFreehold
13, Trem Y Mynydd CF45 4FF 19 Dec 2018£218,995 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
10, Trem Y Mynydd £189,995 (May 2019) → £285,000 (Jul 2026) +50%
over 7 yrs
5, Trem Y Mynydd £154,995 (Jan 2019) → £208,000 (Oct 2024) +34%
over 6 yrs
8, Trem Y Mynydd £228,995 (May 2019) → £267,500 (Sep 2024) +17%
over 5 yrs
7, Trem Y Mynydd £154,995 (Feb 2019) → £185,000 (Jan 2022) +19%
over 3 yrs
9, Trem Y Mynydd £160,045 (Dec 2018) → £185,000 (Oct 2020) +16%
over 2 yrs

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Crime and flood risk near Trem Y Mynydd

Crime

98 crimes were reported within about a mile of Trem Y Mynydd in August 2026.

Violence & sexual offences50
Anti-social behaviour12
Criminal damage & arson11
Public order8
Drugs5
Burglary3

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

Flood risk

Trem Y Mynydd 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 0.2 mi · 5 min walk
  • Penrhiwceiber station 0.8 mi · 17 min walk
  • Fernhill station 1.1 mi · 23 min walk

Nearest bus stops

  • Bailey`s Arms (nr, Miskin Road) 2 min walk
  • Bailey's Arms (opp, Miskin Road) 2 min walk
  • Nixon`s (after, Miskin Road) 2 min walk
  • Newtown Primary School (before, Mary Street) 3 min walk

GP surgeries

  • Meddygfa Glan Cynon Surge
    Ty Calon Lan, Oxford Street, Mountain Ash · 0.3 mi
  • Health Hub Iw
    Ysbyty Cwm Cynon, New Road, Mountain Ash · 1.0 mi
  • Abercwmboi Medical Practice
    Abercwmboi Medical Centre, 1-3 John Street, Aberdare · 1.8 mi
  • Brookside Medical Centre
    Heol Afon Taf, Troedyrhiw, Merthyr Tydfil · 2.5 mi

Supermarkets

  • Iceland Iceland Mountain Ash · 0.3 mi
  • Morrisons Daily Morrisons Daily Mountain Ash · 0.4 mi
  • The Co-operative Food Co-op Penrhwiceiber · 0.8 mi
  • Aldi Aldi Aberaman Park Industrial Estate · 2.4 mi

Pharmacies

  • Knights Mountain Ash Pharmacy · 0.3 mi
  • Allied Pharmacy Mountain Ash · 0.4 mi
  • Knights Penrhiwceiber Pharmacy · 0.8 mi

Dentists

  • Dental Surgery · 0.3 mi
  • Mountain Ash Dental Dept · 1.0 mi
  • Dental Surgery · 3.0 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
Owned77.7%62.5%
Private rented18.5%20.3%
Social rented3.8%17.1%
Households681

People

HereEng & Wales
Under 1516.0%17.4%
Aged 15–6466.5%64.1%
Aged 65+17.5%18.6%
Residents1,527

Broadband

HereUK
Superfast (30Mbit+)100%95%
Ultrafast (300Mbit+)92%80%
Gigabit-capable92%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 Trem Y Mynydd

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Who lives around Trem Y Mynydd

Ethnic group

HereRhondda Cynon Taf
White98.3%96.7%
Asian, Asian British or Asian Welsh1%1.5%
Mixed or Multiple ethnic groups0.5%1%
Black, Black British, Black Welsh, Caribbean or African0.2%0.4%
Other ethnic group0%0.3%

Religion

HereRhondda Cynon Taf
No religion51.7%56.2%
Christian41.5%36.4%
Not answered5.6%5.8%
Other religion0.5%0.5%
Buddhist0.3%0.2%
Hindu0.3%0.2%
Muslim0.1%0.6%
Jewish0%–

Country of birth

HereRhondda Cynon Taf
Born in the UK97.1%96.3%
Born outside the UK2.9%3.7%

Highest qualification

HereRhondda Cynon Taf
Level 4 qualifications and above29.4%26.7%
No qualifications19.1%24.2%
Level 2 qualifications18.6%15%
Level 3 qualifications16.5%16.8%
Level 1 and entry level qualifications8.9%9.4%
Apprenticeship4.6%5.1%
Other qualifications2.9%2.7%

General health

HereRhondda Cynon Taf
Very good health50.8%44.5%
Good health30%31.7%
Fair health13.3%15.5%
Bad health5%6.3%
Very bad health0.8%1.9%

Cars or vans per household

HereRhondda Cynon Taf
1 car or van in household41.9%41.8%
2 cars or vans in household32.2%26.6%
No cars or vans in household16.7%22.2%
3 or more cars or vans in household9.3%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 Trem Y Mynydd

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Noise, radon and ground hazards

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Planning applications near Trem Y Mynydd

Recent planning applications around Trem Y Mynydd 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.

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