Town comparison
Cardiff vs Llantwit Major
Which is better to live in? 14.3 miles apart — compared on house prices, crime, schools, broadband and more.
The verdict
Property in Llantwit Major is about 18% cheaper on average. Llantwit Major has the lower crime rate of the two.
Avg House Price
Cardiff
£334,109
Llantwit Major
£283,805
Crime Rate
Cardiff
96.8
Llantwit Major
62.6
Top-Two School Inspection Bands
Cardiff
N/A
Llantwit Major
N/A
Avg Download Speed
Cardiff
483.3
Llantwit Major
461.5
EPC Rating
Cardiff
73.7
Llantwit Major
70.7
Median Income
Cardiff
£31,540
Llantwit Major
£32,675
House Prices (2025)
Most affordable in WalesBuyers will find Llantwit Major more wallet-friendly, where the average price is £283,805 versus £334,109 in Cardiff. The most affordable entry point in Cardiff is a flat at £173,611, while in Llantwit Major it is a flat at £207,333.
Average Price by Property Type (2025)
Biggest gap: detached homes are 33% pricier in Cardiff (£507,595 vs £382,816).
Price Trend (11 Years)
Over the last 9 years, Cardiff prices grew faster — 27% vs 26%.
Crime & Safety
Safest in WalesWith 62.6 offences per 1,000 people, Llantwit Major is the safer of the two – 55% lower than Cardiff's 96.8 per 1,000. The most common crime category in Cardiff is violent-crime, while in Llantwit Major it is violent-crime.
Crime Rate by Category (per 1,000 residents)
Both towns share the same top crime category: violent crime.
Schools & Education
Best for schools in WalesSchool quality data is not fully available for both Cardiff and Llantwit Major. Cardiff has 0 schools and Llantwit Major has 0 schools.
Cardiff School Inspection Breakdown
Llantwit Major School Inspection Breakdown
| Metric | Cardiff | Llantwit Major |
|---|---|---|
| Total Schools | 0 | 0 |
| Primary | 0 | 0 |
| Secondary | 0 | 0 |
| % Top two bands | N/A | N/A |
Broadband & Connectivity
Internet users in Cardiff enjoy 483.3 Mbps on average, while Llantwit Major lags behind at 461.5 Mbps. Superfast coverage (30 Mbps+) reaches 98.6% of premises in Cardiff and 96.5% in Llantwit Major. Gigabit availability stands at 95.2% in Cardiff and 91% in Llantwit Major.
Cardiff is the faster of the two by 5% on average download speed (483 vs 462 Mbps).
Energy Efficiency & Running Costs
The average EPC rating in Cardiff is band C (score 73.7), ahead of Llantwit Major's band C (score 70.7). Estimated annual energy costs average £944 in Cardiff and £1,270 in Llantwit Major. 73.5% of homes in Cardiff have an EPC rating of C or above, compared to 62.2% in Llantwit Major.
Cardiff has more energy-efficient housing — 73.5% reach band C or above, vs 62.2% in the other.
Demographics & Economy
Cardiff has a population of 347,880 while Llantwit Major has 5,348. Median household income is £32,675 in Llantwit Major and £31,540 in Cardiff. The median age is 39 in Cardiff and 45.1 in Llantwit Major. Employment rates stand at 54.1% in Cardiff and 55.8% in Llantwit Major.
| Indicator | Cardiff | Llantwit Major |
|---|---|---|
| Population | 347,880 | 5,348 |
| Median Age | 39 | 45.1 |
| Median Household Income | £31,540 | £32,675 |
| Employment Rate | 54.1% | 55.8% |
| Owner Occupied | 58% | 71.9% |
| Degree-Level Qualified | 40% | 37.3% |
Location
Common questions
Frequently asked questions
How far apart are Cardiff and Llantwit Major?
Which is cheaper to buy a house in, Cardiff or Llantwit Major?
Is Cardiff or Llantwit Major safer?
Which has better schools, Cardiff or Llantwit Major?
Which has faster broadband, Cardiff or Llantwit Major?
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