Mary Street, Treharris
House prices, sold prices and local information for CF46 5LH.
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At a glance
21 property sales on Mary Street, Treharris have been recorded by HM Land Registry since 2016. The most recent sale was on 7 Aug 2025. Most sales here are terraced homes, which have sold for an average of £89,448. 6 homes here have sold more than once since 2016; 5 of them sold for more the second time. By property type, sales here have been 95% terraced, 5% semi-detached. Recorded sale prices on Mary Street range from £30,000 to £340,000. 96% of homes sold here were freehold and 4% leasehold.
House prices on Mary Street compared
Average sale price over the last 12 months. Mary Street has had fewer than two sales in that time, so it is left out. See all CF46 house prices.
Average sale price by year
Tenure: 96% freehold and 4% leasehold across 27 recorded sales.
Prices by property type
| Type | Sales | Average price | Last sold |
|---|---|---|---|
| Terraced | 20 | £89,448 | 7 Aug 2025 |
| Semi-detached | 1 | £340,000 | 20 Oct 2023 |
Sold prices on Mary Street
| Address | Date | Price | Type | Tenure |
|---|---|---|---|---|
| 11, Mary Street CF46 5LH | 3 Oct 2025 | £54,500 | Terraced | Freehold |
| 37, Mary Street CF46 5LH | 7 Aug 2025 | £79,000 | Terraced | Leasehold |
| Brynawel, Mary Street CF46 5LH | 20 Oct 2023 | £340,000 | Semi-detached | Freehold |
| 32, Mary Street CF46 5LH | 20 Jan 2023 | £112,000 | Other | Freehold |
| 28, Mary Street CF46 5LH | 18 Jan 2023 | £137,000 | Terraced | Freehold |
| 21, Mary Street CF46 5LH | 9 Sep 2022 | £150,000 | Terraced | Freehold |
| 8, Mary Street CF46 5LH | 21 Jun 2022 | £89,000 | Terraced | Freehold |
| 19, Mary Street CF46 5LH | 10 Dec 2021 | £98,000 | Terraced | Freehold |
| 13, Mary Street CF46 5LH | 29 Oct 2021 | £120,000 | Terraced | Freehold |
| 26, Mary Street CF46 5LH | 1 Oct 2021 | £87,000 | Terraced | Freehold |
| 17, Mary Street CF46 5LH | 30 Jul 2021 | £95,000 | Terraced | Freehold |
| 23, Mary Street CF46 5LH | 4 Mar 2021 | £30,000 | Terraced | Freehold |
| 18, Mary Street CF46 5LH | 15 Jan 2021 | £110,000 | Terraced | Freehold |
| 32, Mary Street CF46 5LH | 8 Jan 2021 | £75,000 | Terraced | Freehold |
| 13, Mary Street CF46 5LH | 28 Aug 2020 | £92,000 | Terraced | Freehold |
| 22, Mary Street CF46 5LH | 13 Dec 2019 | £75,000 | Terraced | Freehold |
| 21, Mary Street CF46 5LH | 9 Oct 2019 | £68,000 | Terraced | Freehold |
| 34, Mary Street CF46 5LH | 19 Sep 2019 | £60,000 | Terraced | Freehold |
| 10, Mary Street CF46 5LH | 3 May 2019 | £70,000 | Terraced | Freehold |
| 41, Mary Street CF46 5LH | 5 Apr 2019 | £75,950 | Terraced | Freehold |
| 5, Mary Street CF46 5LH | 25 Jan 2019 | £67,000 | Terraced | Freehold |
| 15, Mary Street CF46 5LH | 20 Dec 2018 | £85,000 | Terraced | Freehold |
| 5, Mary Street CF46 5LH | 3 Oct 2017 | £55,000 | Other | Freehold |
| 5, Mary Street CF46 5LH | 23 Aug 2017 | £45,000 | Terraced | Freehold |
| 41, Mary Street CF46 5LH | 7 Jul 2017 | £61,000 | Terraced | Freehold |
| 18, Mary Street CF46 5LH | 8 Jul 2016 | £110,000 | Terraced | Freehold |
| 9, Mary Street CF46 5LH | 29 Jan 2016 | £90,000 | 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 |
|---|---|---|
| 32, Mary Street | £75,000 (Jan 2021) → £112,000 (Jan 2023) | +49% over 2 yrs |
| 21, Mary Street | £68,000 (Oct 2019) → £150,000 (Sep 2022) | +121% over 3 yrs |
| 13, Mary Street | £92,000 (Aug 2020) → £120,000 (Oct 2021) | +30% over 1 yr |
| 18, Mary Street | £110,000 (Jul 2016) → £110,000 (Jan 2021) | +0% over 5 yrs |
| 41, Mary Street | £61,000 (Jul 2017) → £75,950 (Apr 2019) | +25% over 2 yrs |
| 5, Mary Street | £45,000 (Aug 2017) → £55,000 (Oct 2017) → £67,000 (Jan 2019) | +49% over 1 yr |
Buying on Mary Street?
Crime and flood risk near Mary Street
Crime
56 crimes were reported within about a mile of Mary Street in August 2026.
| Anti-social behaviour | 16 |
| Violence & sexual offences | 15 |
| Public order | 5 |
| Shoplifting | 5 |
| Criminal damage & arson | 4 |
| Other theft | 4 |
Source: data.police.uk. Locations are approximate and cover the surrounding area, not just this street.
Flood risk
Mary 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
- Quakers Yard station 0.7 mi · 13 min walk
- Abercynon station 1.6 mi · 33 min walk
- Merthyr Vale station 2.0 mi · 40 min walk
Nearest bus stops
- Perrott Inn (opp former, Susannah Place) 2 min walk
- St Matthias` Church (opp, Cardiff Road) 2 min walk
- Treharris Community Centre (o/s, Perrott Street) 2 min walk
- Perrott Inn (o/s former, Susannah Place) 2 min walk
GP surgeries
- Treharris Primary Care Centre
Fox Street, Treharris · 0.3 mi - Nelson Surgery
Bryncelyn, Nelson, Treharris · 1.2 mi - Abercynon Medical Centre
Ynysmeurig Road, Abercynon, Mountain Ash · 1.5 mi - Meddygfa Gelligaer Surgery
Heol Hen Ysgol, Gelligaer, Hengoed · 2.5 mi
Supermarkets
- The Co-operative Food Co-op Treharris · 0.3 mi
- Spar PFS Spar Certas - Treharris · 0.3 mi
- Aldi Aldi Mafon Road, Nelson, Treharris · 1.4 mi
- The Co-operative Food Co-op Nelson · 1.4 mi
Pharmacies
- Well · 0.3 mi
- Knights Nelson Pharmacy · 1.4 mi
- Knights Abercynon Pharmacy · 1.5 mi
Dentists
- Treharris Dental Clinic · 0.3 mi
- Cwm Taf Morgannwg Uhb · 0.3 mi
- Dental Surgery · 1.4 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 | 65.5% | 62.5% |
| Private rented | 21.4% | 20.3% |
| Social rented | 13.1% | 17.1% |
| Households | 733 |
People
| Here | Eng & Wales | |
|---|---|---|
| Under 15 | 17.1% | 17.4% |
| Aged 15–64 | 61.4% | 64.1% |
| Aged 65+ | 21.5% | 18.6% |
| Residents | 1,635 |
Broadband
| Here | UK | |
|---|---|---|
| Superfast (30Mbit+) | 100% | 95% |
| Ultrafast (300Mbit+) | 93% | 80% |
| Gigabit-capable | 93% | 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 | 85% | 89% |
| 4G indoors, at least 1 network | 100% | 100% |
| 4G outdoors, all 4 networks | 98% | 99% |
| Calls indoors, all 4 networks | 97% | 92% |
Share of homes across Merthyr Tydfil 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 Mary Street
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Who lives around Mary Street
Ethnic group
| Here | Merthyr Tydfil | |
|---|---|---|
| White | 97.5% | 97.1% |
| Asian, Asian British or Asian Welsh | 1.3% | 1.5% |
| Mixed or Multiple ethnic groups | 0.9% | 0.9% |
| Other ethnic group | 0.2% | 0.4% |
| Black, Black British, Black Welsh, Caribbean or African | 0% | 0.2% |
Religion
| Here | Merthyr Tydfil | |
|---|---|---|
| No religion | 57.7% | 53.2% |
| Christian | 34.4% | 40.1% |
| Not answered | 6.7% | 5.2% |
| Other religion | 0.6% | 0.4% |
| Sikh | 0.3% | 0.1% |
| Buddhist | 0.1% | 0.2% |
| Jewish | 0.1% | – |
| Muslim | 0.1% | 0.5% |
Country of birth
| Here | Merthyr Tydfil | |
|---|---|---|
| Born in the UK | 97.4% | 94.4% |
| Born outside the UK | 2.6% | 5.6% |
Highest qualification
| Here | Merthyr Tydfil | |
|---|---|---|
| No qualifications | 27.5% | 26.9% |
| Level 4 qualifications and above | 21.8% | 25% |
| Level 3 qualifications | 17.8% | 15.6% |
| Level 2 qualifications | 14.1% | 14.5% |
| Level 1 and entry level qualifications | 10.8% | 9.6% |
| Apprenticeship | 5.2% | 5.7% |
| Other qualifications | 2.7% | 2.7% |
General health
| Here | Merthyr Tydfil | |
|---|---|---|
| Very good health | 41.5% | 45.4% |
| Good health | 33.5% | 30.2% |
| Fair health | 14.8% | 15% |
| Bad health | 8.3% | 7% |
| Very bad health | 2% | 2.4% |
Cars or vans per household
| Here | Merthyr Tydfil | |
|---|---|---|
| 1 car or van in household | 43.4% | 41.8% |
| 2 cars or vans in household | 25.7% | 24.6% |
| No cars or vans in household | 22.7% | 25% |
| 3 or more cars or vans in household | 8.2% | 8.5% |
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 Merthyr Tydfil.
Planning and heritage near Mary Street
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Noise, radon and ground hazards
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Planning applications near Mary Street
Recent planning applications around Mary Street from the council's planning register. Choose how far to look:
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Get an instant estimate from what you paid and how prices in Merthyr Tydfil have moved since.
Council tax here
Merthyr Tydfil Band D is £2,594 a year (Band A £1,729). See every band.
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