| Postcode | CF45 4HY | 
|---|---|
| Post Town | Mountain Ash | 
| Nearest station | Mountain Ash (0 km) | 
| Bus stops | Railway Station (SE) Nixon`s (NW) Oxford Street (NW) Oxford Street (SE) Town Hall (NW) Nixon`s (SE) | 
| Roads in this postcode | |
| Number of UPRNs | 9 View | 
| Known addresses | 43 The Poplars, Mountain Ash 44 The Poplars, Mountain Ash 45 The Poplars, Mountain Ash 46 The Poplars, Mountain Ash 47 The Poplars, Mountain Ash 50 The Poplars, Mountain Ash | 
| Main property type | Flat | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.683172 | |
|---|---|---|
| Longitude | -3.376048 | |
| Easting | 304964 | |
| Northing | 199165 | |
| Grid reference | ST049991 | |
| UTM reference | 30U 474002 5725867 | |
| what3words | resolved.tubes.muted | |
| FixPhrase | crinkle lung struggle tremor | |
| Plus code | 9C3RMJMF+7H | |
| Altitude | 112 metres (369 feet) | |
| Sunrise (today) | 7:06 | |
| Sunset (today) | 16:49 | |
| Distance away | ||
| Distance to sea | 27.8 KMs (17.3 miles) | 
| Parish | Mountain Ash East | W04001016 | 
|---|---|---|
| Ward | Mountain Ash | W05001092 | 
| Unitary Authority | Rhondda Cynon Taf | W06000016 | 
| County | Mid Glamorgan | W11000005 | 
| Constituency (2024) | Pontypridd | W07000106 | 
| MP | Alex Davies-Jones | Labour | 
| Police force | South Wales | |
| Water company | Dwr Cymru Welsh Water | |
| NUTS/ITL 3 | Central Valleys and Bridgend | |
| NUTS/ITL 2 | South East Wales | |
| NUTS/ITL 1 | Wales | |
| Country | Wales | W92000004 | 
| Date introduced | January 1980 | 
|---|---|
| Last updated | September 2025 | 
| User type | Small (addresses receive less than 25 items of mail per day) | 
| Quality | Within the building of the matched address closest to the postcode mean | 
| Population (2011) | 12 | |
|---|---|---|
| Households (2011) | 8 | |
| Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | |
| Average household income (2020) | Lowest (£22,200)
                        Highest (£108,100)
                       | |
| Rural/urban (2021) | Urban: Further from a major town or city | |
| Rural/urban (2011) | Urban city and town | |
| Built up area (2024) | Mountain Ash | W45001094 | 
| Census output area (2021) | W00006340 | |
| Census output area (2011) | 7C3 | |
| Lower layer super output area (2021) | Rhondda Cynon Taf 006B | W01001205 | 
| Lower layer super output area (2011) | Rhondda Cynon Taf 006B | W01001205 | 
| Middle layer super output area (2021) | Mountain Ash | W02000257 | 
| Middle layer super output area (2011) | Mountain Ash | W02000257 | 
| Travel to work area | Merthyr Tydfil | W22000029 | 
| Average property price in Cardiff | £221,509 | 
|---|---|
| Annual change | 2.2% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 43 The Poplars, Mountain Ash | Flat (leasehold) | Jul 2024 | £102,000 | 
| Flat (leasehold) | Sep 2019 | £74,000 | |
| Flat (leasehold) | Jun 2018 | £49,950 | |
| 45 The Poplars, Mountain Ash | Other (leasehold) | Mar 2024 | £82,500 | 
| 50 The Poplars, Mountain Ash | Flat (leasehold) | Jul 2023 | £86,000 | 
| 47 The Poplars, Mountain Ash | Flat (leasehold) | Apr 2022 | £65,000 | 
| 46 The Poplars, Mountain Ash | Semi-detached (leasehold) | Mar 2021 | £66,000 | 
| 44 The Poplars, Mountain Ash | Flat (leasehold) | Nov 2013 | £57,000 |