About Common Cefn-llwyn
Common Cefn-llwyn is located in Monmouthshire, Wales, within the NP18 postcode area. This area is characterised by its expansive common land, providing ample space for walking and outdoor activities. The landscape features a mix of open fields and patches of woodland, making it a suitable spot for nature enthusiasts and those looking to enjoy the fresh air. The common is easily accessible and serves as a local recreational area for residents and visitors alike. It offers a variety of paths for walking, cycling, and exploring the natural surroundings. The location is also close to nearby villages, allowing for a pleasant day out in the countryside while being within reach of local amenities.
School Ratings in Common Cefn-llwyn
Common Cefn-llwyn is served by 60 schools.
House Prices in Common Cefn-llwyn
Property prices average £314K across the area, and detached homes are the most common property type, typically selling for £407K.
Crime and Anti-Social Behaviour in Common Cefn-llwyn
Local crime rates sit lower than national averages.
Broadband and Mobile Internet in Common Cefn-llwyn
Superfast broadband reaches parts of Common Cefn-llwyn, though coverage is not uniform. 4G mobile signal is available in most areas, with 5G access more limited. For the latest speed predictions, visit Ofcom's broadband checker.
Property Prices 2,380 sales
Schools & Education 12 nearby View all schools
Crime in Common Cefn-llwyn 2 crimes · January 2026
Reported crime in Common Cefn-llwyn falls below the national average, suggesting a comparatively safe environment. Violence & sexual offences tops the list of recorded incidents, but figures are low overall. Residents and visitors alike tend to find this a quiet and reassuring small town.
Crime figures depend on reporting by individual police forces and may not reflect the full picture in all areas.



