Llanishen
vs Rhiwbina
Llanishen has the younger population: 15% of residents are aged 15–29, against 11% in Rhiwbina. Homes in Rhiwbina sold for a median of £402,500, 39% above Llanishen. Llanishen has more green space nearby (21% within 500 m, against 17%).
People
Llanishen has 10,139 residents in 4,484 households; Rhiwbina has 11,475 in 5,036. Rhiwbina has the higher share of residents aged 65 and over: 28%, 7.1 percentage points more than Llanishen (Cardiff: 15%). Llanishen has the higher share of people living alone: 37%, 6.4 percentage points more than Rhiwbina (Cardiff: 32%).
Homes and prices
In both, semi-detached houses are the most common type of home: 41% of homes in Llanishen and 54% in Rhiwbina. Rhiwbina has the higher share of owner-occupied homes: 89%, 22.5 percentage points more than Llanishen (Cardiff: 58%). Llanishen has the higher share of private renting: 14%, 5.5 percentage points more than Rhiwbina (Cardiff: 24%). Over two years, homes sold for a median of £290,000 in Llanishen and £402,500 in Rhiwbina, against £270,000 across Cardiff.
Surroundings
Llanishen has the higher share of land within 500 m that is green space: 21%, 4 percentage points more than Rhiwbina (Cardiff: 19%). A typical postcode has 79 everyday shops and services within a 15-minute walk in Llanishen, and 92 in Rhiwbina. The typical postcode is 359 m from the nearest school in Llanishen and 439 m in Rhiwbina. The typical postcode is 627 m from the nearest tram stop or railway station in Llanishen and 648 m in Rhiwbina. Gigabit-capable broadband reaches 90% of premises in Llanishen and 96% in Rhiwbina.
Safety
Over 12 months, police recorded 89 crimes and incidents per 1,000 residents in Llanishen and 31 in Rhiwbina, against 118 across Cardiff. Police.uk records crimes by approximate location, not by where victims or offenders live. Busy streets, shops, stations and nightlife record more. Figures are counts, not a measure of personal risk.
Sources: Census 2021 (ONS) · HM Land Registry Price Paid Data · official school registers · © OpenStreetMap contributors · Environment Agency · data.police.uk, 12 months to Aug 2026 · Ofcom Connected Nations
In brief.
Each ward in a few lines, from its own page.
Llanishen is one of 28 wards in Cardiff, home to 10,139 people in 4,484 households (Census 2021). Homes sold for a median of £290,000 over the past two years, 7% above the Cardiff median. On average 21% of the land within 500 metres of a home postcode is green space — 15% above the Cardiff average.
Rhiwbina is one of 28 wards in Cardiff, home to 11,475 people in 5,036 households (Census 2021). Homes sold for a median of £402,500 over the past two years, 49% above the Cardiff median. On average 17% of the land within 500 metres of a home postcode is green space — 7% below the Cardiff average.
More comparisons.
Llanishen and Rhiwbina next to other wards of Cardiff.