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NP18

Postcode district

Postcode district covering Caerleon and Ponthir, in Newport.

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 NP18 postcode. How census figures are added up

Open in map

Gigabit coverage by postcode district

Connected Nations (Ofcom) · January 2026

Under 60%98% or more

In NP18, 84.9% of homes and businesses could get gigabit-capable broadband in January 2026.

Median sale price
£340,000
Joint 851st most expensive of 2,235
Worked out by Open Index
Population
17,053
1,117th least populated of 2,756
ONS Census 2021 · 2021
Gigabit broadband coverage
84.9%
UK 87.8%
Ofcom · Jan 2026
Claimant rate
2.5%
UK 3.9%
ONS via Nomis · Aug 2026

How NP18 compares

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

NP18Middle
Median sale price18 postcode districts, NP · 2025
Median sale price: every postcode district in NP18 areas from £104,000 to £476,250. The middle area is £215,000. NP18 is £340,000.
£340,0003rd most expensive
Population18 postcode districts, NP · 2021
Population: every postcode district in NP18 areas from 4,646 to 57,717. The middle area is 25,524. NP18 is 17,053.
17,0535th least populated
Gigabit broadband coverage18 postcode districts, NP · Jan 2026
Gigabit broadband coverage: every postcode district in NP18 areas from 38.0% to 96.7%. The middle area is 86.1%. NP18 is 84.9%.
84.9%8th lowest
Claimant rate18 postcode districts, NP · Aug 2026
Claimant rate: every postcode district in NP18 areas from 1.7% to 5.7%. The middle area is 3.2%. NP18 is 2.5%.
2.5%7th lowest

Is NP18 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in NP18 at a rate of 78.9 per 1,000 people.

In August 2026 alone, 120 cases of crime and anti-social behaviour were recorded in NP18.

In the 12 months to August 2026, the most common types were violence and sexual offences (533), other crime (278) and anti-social behaviour (236).

A year earlier, the recorded crime rate in NP18 was 81.2 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 NP18, neighbourhood by neighbourhood

  • Deprivation is ranked by neighbourhood, so NP18 has no single figure. Of its 11 neighbourhoods with a rank:
  • Decile 3: 1 neighbourhood
  • Decile 4: 1 neighbourhood
  • Decile 6: 1 neighbourhood
  • Decile 8: 1 neighbourhood
  • Decile 9: 4 neighbourhoods
  • Decile 10 (Wales’s least deprived 10%): 3 neighbourhoods

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

Neighbourhoods in NP18

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Newport 001A1,407110.7 per 1,000979.4%
Newport 001B1,20830.5 per 1,0001099.6%
Newport 001C1,17678.1 per 1,000862.7%
Newport 001D1,50799.3 per 1,000992.1%
Newport 001E1,61235.5 per 1,0001092.7%
Newport 001F1,061176.0 per 1,000384.5%
Newport 004A2,17968.4 per 1,000990.5%
Newport 004C1,36272.4 per 1,000980.8%
Newport 004E1,66140.7 per 1,000495.2%
Newport 004G1,78099.7 per 1,000681.0%
Torfaen 013D1,38034.5 per 1,0001074.4%

MPs for NP18

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 NP182

Postcode sectors in NP183

Council1

Postcode districts next to NP185

More in the NP postcode area2

NP18 in brief

NP18 is a postcode district covering Caerleon and Ponthir, in Newport.

About 17,497 people lived in NP18 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £340,000 in 2025 across 313 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 78.9 per 1,000 people in the 12 months to August 2026 (police.uk).

The median price paid for a home in NP18 was £340,000 in 2025.

NP18 had 17,053 usual residents at the census.

In NP18, 84.9% of homes and businesses could get gigabit-capable broadband in January 2026.

In NP18, 2.5% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.