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CF37

Postcode district

Postcode district covering Pontypridd and Rhydyfelin, in Rhondda Cynon Taf.

Approximate outline worked out by Open Index from the ONS Postcode Directory: each census output area belongs to the district that holds most of its postcodes. People, homes, recorded crime and broadband add up those output areas. House sales count every sale with an CF37 postcode. How census figures are added up

Open in map

Radon Affected Area by postcode district

Worked out by Open Index · 2022

Under 1%90% or more

About 100% of people in CF37 live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£155,000
Joint 134th cheapest of 2,235
Worked out by Open Index
Population
39,099
487th most populated of 2,756
ONS Census 2021 · 2021
People in radon Affected Area squares
100%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
62.5%
UK 87.8%
Ofcom · Jan 2026

How CF37 compares

Each dot is a postcode district. The black line marks the middle one.

CF37Middle
Median sale price35 postcode districts, CF · 2025
Median sale price: every postcode district in CF35 areas from £94,000 to £475,000. The middle area is £200,000. CF37 is £155,000.
£155,00012th cheapest
Population35 postcode districts, CF · 2021
Population: every postcode district in CF35 areas from 9,323 to 77,530. The middle area is 21,836. CF37 is 39,099.
39,09910th most populated
People in radon Affected Area squares35 postcode districts, CF · 2022
People in radon Affected Area squares: every postcode district in CF35 areas from 0.0% to 100.0%. The middle area is 96.0%. CF37 is 100.0%.
100%joint most people in radon Affected Areas
Gigabit broadband coverage35 postcode districts, CF · Jan 2026
Gigabit broadband coverage: every postcode district in CF35 areas from 32.2% to 97.8%. The middle area is 92.1%. CF37 is 62.5%.
62.5%3rd lowest

Is CF37 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in CF37 at a rate of 97.3 per 1,000 people.

That compares with 96.0 per 1,000 people across the CF postcode area.

In August 2026 alone, 371 cases of crime and anti-social behaviour were recorded in CF37.

In the 12 months to August 2026, the most common types were violence and sexual offences (1,710), other crime (821) and anti-social behaviour (411).

A year earlier, the recorded crime rate in CF37 was 92.7 per 1,000 people.

Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.

Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.

Deprivation in CF37, neighbourhood by neighbourhood

  • Deprivation is ranked by neighbourhood, so CF37 has no single figure. Of its 25 neighbourhoods with a rank:
  • Decile 1 (Wales’s most deprived 10%): 3 neighbourhoods
  • Decile 2: 1 neighbourhood
  • Decile 3: 5 neighbourhoods
  • Decile 4: 2 neighbourhoods
  • Decile 5: 5 neighbourhoods
  • Decile 6: 2 neighbourhoods
  • Decile 7: 3 neighbourhoods
  • Decile 8: 1 neighbourhood
  • Decile 9: 3 neighbourhoods

Welsh Index of Multiple Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in Wales.

Neighbourhoods in CF37

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Rhondda Cynon Taf 015A1,52679.2 per 1,00010.0%
Rhondda Cynon Taf 015B1,38968.0 per 1,00030.0%
Rhondda Cynon Taf 015C2,04668.2 per 1,00030.2%
Rhondda Cynon Taf 015D1,45967.5 per 1,00040.0%
Rhondda Cynon Taf 015E1,07518.7 per 1,00090.0%
Rhondda Cynon Taf 017A1,28535.4 per 1,000416.7%
Rhondda Cynon Taf 019A1,59464.1 per 1,000582.2%
Rhondda Cynon Taf 019B1,34570.9 per 1,000587.3%
Rhondda Cynon Taf 019C1,18838.7 per 1,000585.6%
Rhondda Cynon Taf 019D1,22654.4 per 1,000974.0%
Rhondda Cynon Taf 019E1,239139.2 per 1,000572.2%
Rhondda Cynon Taf 021C1,28130.1 per 1,000992.2%
Rhondda Cynon Taf 021D1,629372.6 per 1,000735.3%
Rhondda Cynon Taf 021E1,48458.8 per 1,000652.5%
Rhondda Cynon Taf 021F1,65492.6 per 1,000379.2%
Rhondda Cynon Taf 021G1,61052.7 per 1,000885.1%
Rhondda Cynon Taf 021H2,261152.0 per 1,000377.9%
Rhondda Cynon Taf 022A2,09184.2 per 1,000394.6%
Rhondda Cynon Taf 022B1,44980.2 per 1,000298.8%
Rhondda Cynon Taf 022C1,717127.9 per 1,000196.6%
Rhondda Cynon Taf 022D1,581124.6 per 1,000568.9%
Rhondda Cynon Taf 022E1,681124.7 per 1,000691.4%
Rhondda Cynon Taf 022F1,90859.4 per 1,000792.4%
Rhondda Cynon Taf 026A2,098111.3 per 1,000769.3%
Rhondda Cynon Taf 026B1,297140.2 per 1,000196.8%

MPs for CF37

As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

Middle areas in CF374

Postcode sectors in CF376

Council1

Towns in CF372

Postcode districts next to CF378

Nearest rail stations4

More in the CF postcode area2

CF37 in brief

CF37 is a postcode district covering Pontypridd and Rhydyfelin, in Rhondda Cynon Taf.

About 41,198 people lived in CF37 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £155,000 in 2025 across 520 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 97.3 per 1,000 people in the 12 months to August 2026 (police.uk).

The median price paid for a home in CF37 was £155,000 in 2025.

CF37 had 39,099 usual residents at the census.

About 100% of people in CF37 live in a 1 km square that the radon atlas marks as a radon Affected Area.

In CF37, 62.5% of homes and businesses could get gigabit-capable broadband in January 2026.