| Postcode | CF83 8NF | 
|---|---|
| Post Town | Caerphilly | 
| Nearest station | Crosskeys (3 km) | 
| Bus stops | The Crescent (NE) Cae Bach (NW) Machen Primary School (W) Dranllwyn Lane (E) Surgery (NW) Surgery (SE) | 
| Roads in this postcode | |
| Number of UPRNs | 41 View | 
| Known addresses | 1 Ffwrwm Road, Machen 2 Ffwrwm Road, Machen 3 Ffwrwm Road, Machen 4 Ffwrwm Road, Machen 6 Ffwrwm Road, Machen 9 Ffwrwm Road, Machen 10 Ffwrwm Road, Machen 11 Ffwrwm Road, Machen 16 Ffwrwm Road, Machen 17 Ffwrwm Road, Machen 18 Ffwrwm Road, Machen 19 Ffwrwm Road, Machen 20 Ffwrwm Road, Machen 21 Ffwrwm Road, Machen 23 Ffwrwm Road, Machen 25 Ffwrwm Road, Machen 32 Ffwrwm Road, Machen 35 Ffwrwm Road, Machen 37 Ffwrwm Road, Machen 39 Ffwrwm Road, Machen | 
| Main property type | Semi-detached | 
| Businesses | 
| Latitude | 51.595142 | |
|---|---|---|
| Longitude | -3.14646 | |
| Easting | 320682 | |
| Northing | 189100 | |
| Grid reference | ST206891 | |
| UTM reference | 30U 489854 5716020 | |
| what3words | slap.train.stability | |
| FixPhrase | cringing lure surfacing threefold | |
| Plus code | 9C3RHVW3+3C | |
| Altitude | 59 metres (192 feet) | |
| Sunrise (today) | 7:05 | |
| Sunset (today) | 16:49 | |
| Distance away | ||
| Distance to sea | 11.3 KMs (7 miles) | 
| Parish | Bedwas, Trethomas and Machen | W04000729 | 
|---|---|---|
| Ward | Machen and Rudry | W05001661 | 
| Unitary Authority | Caerphilly | W06000018 | 
| County | Gwent | W11000003 | 
| Constituency (2024) | Caerphilly | W07000088 | 
| MP | Chris Evans | Labour | 
| Police force | Gwent | |
| Water company | Dwr Cymru Welsh Water | |
| NUTS/ITL 3 | Gwent Valleys | |
| NUTS/ITL 2 | South East Wales | |
| NUTS/ITL 1 | Wales | |
| Country | Wales | W92000004 | 
| Date introduced | June 1999 | 
|---|---|
| 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) | 82 | |
|---|---|---|
| Households (2011) | 34 | |
| Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | |
| Average household income (2020) | Lowest (£22,200)
                        Highest (£108,100)
                       | |
| Rural/urban (2021) | Larger rural: Nearer to a major town or city | |
| Rural/urban (2011) | Rural town and fringe | |
| Built up area (2024) | Machen | W45001158 | 
| Census output area (2021) | W00007044 | |
| Census output area (2011) | 8C1 | |
| Lower layer super output area (2021) | Caerphilly 021A | W01001342 | 
| Lower layer super output area (2011) | Caerphilly 021A | W01001342 | 
| Middle layer super output area (2021) | Machen | W02000310 | 
| Middle layer super output area (2011) | Machen | W02000310 | 
| Travel to work area | Cardiff | W22000024 | 
| Average property price in Cardiff | £221,509 | 
|---|---|
| Annual change | 2.2% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 20 Ffwrwm Road, Machen | Semi-detached (leasehold) | Nov 2024 | £126,000 | 
| Semi-detached (leasehold) | Apr 2020 | £105,000 | |
| Semi-detached (leasehold) | Sep 1997 | £31,000 | |
| Semi-detached (leasehold) | Aug 1995 | £27,000 | |
| 39 Ffwrwm Road, Machen | Semi-detached (freehold) | Apr 2024 | £275,000 | 
| Semi-detached (freehold) | Sep 2011 | £142,950 | |
| 37 Ffwrwm Road, Machen | Semi-detached (freehold) | Dec 2021 | £203,000 | 
| 19 Ffwrwm Road, Machen | Detached (freehold) | Apr 2021 | £200,000 | 
| Detached (freehold) | Jun 2019 | £182,000 | |
| Detached (freehold) | Jun 2019 | £184,000 | |
| Detached (freehold) | Aug 2014 | £165,000 | |
| 16 Ffwrwm Road, Machen | Semi-detached (leasehold) | Apr 2018 | £92,000 | 
| 21 Ffwrwm Road, Machen | Detached (freehold) | Sep 2017 | £234,950 | 
| 18 Ffwrwm Road, Machen | Flat (leasehold) | Jan 2016 | £95,000 | 
| Terraced (leasehold) | Dec 2006 | £94,000 | |
| 1 Ffwrwm Road, Machen | Semi-detached (freehold) | May 2015 | £188,000 | 
| 6 Ffwrwm Road, Machen | Semi-detached (freehold) | Aug 2013 | £190,000 | 
| 32 Ffwrwm Road, Machen | Semi-detached (leasehold) | Nov 2010 | £107,000 | 
| Semi-detached (leasehold) | Apr 2008 | £109,950 | |
| Semi-detached (leasehold) | May 2000 | £46,000 | |
| Semi-detached (leasehold) | Sep 1998 | £35,000 |