About Blackweir
Blackweir is a residential area located in the city of Cardiff, within the county of Cardiff and the country of Wales. It lies within the CF10 postcode area, situated to the west of the city centre. The area is known for its mix of housing types, including both older terraced homes and more modern developments, reflecting its evolution over the years. Blackweir is close to the River Taff, offering residents access to riverside paths and green spaces. The locality benefits from good transport links, with regular bus services connecting it to central Cardiff and nearby districts. There are several local amenities, including shops, schools, and community centres, making it a convenient place to live. The area has a strong sense of community, with local events and activities often taking place in the surrounding parks and public spaces.
School Ratings in Blackweir
Families in Blackweir have access to 156 local schools.
House Prices in Blackweir
Homes sell for an average of £433K locally. Most of the housing is made up of flats, averaging £169K.
Crime and Anti-Social Behaviour in Blackweir
Crime in the area is higher than the national average. Shoplifting is the leading concern across Blackweir, with 212 incidents recorded in January 2026.
Broadband and Mobile Internet in Blackweir
Broadband services in Blackweir range from standard to superfast depending on location. Mobile signal strength on 4G is reasonable, though 5G and indoor coverage can be patchy. For the latest speed predictions, visit Ofcom's broadband checker.
Property Prices 3,850 sales
Schools & Education 12 nearby View all schools
Crime in Blackweir 1,514 crimes · January 2026
Crime figures for Blackweir are higher than the England and Wales average, with violence & sexual offences the most prevalent offence recorded. Urban density and footfall contribute to elevated reporting in areas like this. Ongoing investment in policing and community safety programmes aims to improve the picture.
Crime figures depend on reporting by individual police forces and may not reflect the full picture in all areas.



