Undy/Gwndy on the map

Location in MonmouthshireUndy/Gwndy sits where the marker shows within the county.

23,272
Population
9,171
Households
10
Schools nearby
£54,067
Avg. household income
799
Businesses
283
People per km²
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About Undy/Gwndy

Undy, also known as Gwndy, is a village located in Monmouthshire, Wales. It is situated close to the town of Caldicot and offers easy access to the M4 motorway, making it a convenient spot for those travelling to nearby cities. The area is primarily residential, with a mix of local amenities including shops and schools, catering to the needs of its community.

The surrounding countryside provides opportunities for outdoor activities, such as walking and cycling. The village is also near the Severn Estuary, which can be explored for its natural beauty. Local transport links connect Undy to nearby towns and cities, allowing residents and visitors to enjoy a range of services and attractions in the region. Overall, Undy serves as a peaceful place to live or visit, with essential facilities and access to the scenic Welsh landscape.

School Ratings in Undy/Gwndy

Undy/Gwndy is served by 10 schools.

House Prices in Undy/Gwndy

Property prices average £370K across the area, and detached homes are the most common property type, typically selling for £387K.

Crime and Anti-Social Behaviour in Undy/Gwndy

Local crime rates sit broadly in line with national averages. Anti-social behaviour accounts for the highest share in Undy/Gwndy, with 22 incidents logged in May 2026.

Healthcare in Undy/Gwndy

There is 1 GP surgery within three miles of Undy/Gwndy, the nearest being Gray Hill Surgery (2.9 miles away).

Property Prices 3,235 sales

Average Price £370K
£250 , £93.4M
Detached £387K 1,393
Semi £251K 1,075
Terraced £228K 553
Flat £148K 87

Household Income in Undy/Gwndy ONS 2023

The average total household income in Undy/Gwndy is approximately £54,067 a year before tax, in line with the national average of £55,302. After tax and benefits, the average disposable (net) household income is around £40,220. These are modelled estimates from the Office for National Statistics for the financial year ending 2023.

Undy/Gwndy £54,067
England & Wales avg. £55,302

Net (after tax) household income averages £40,220.

Businesses in Undy/Gwndy ONS 2025

There are approximately 799 active businesses based in Undy/Gwndy, around 34 for every 1,000 residents. The local economy is dominated by small firms: about 90% are micro-businesses employing fewer than 10 people, while 14 are larger employers with 50 or more staff. Figures are from the Office for National Statistics UK Business Counts.

799 Total businesses
34 Per 1,000 residents
Micro, 0-9 90%
Small, 10-49 8%
Medium, 50-249 2%
Large, 250+ 0%

Crime in Undy/Gwndy 100 crimes · May 2026

Average Crime Area

Undy/Gwndy experiences crime rates that are roughly comparable to the national picture. Violence & sexual offences is the most reported category, consistent with broader patterns across similar communities. Day-to-day life here reflects the usual mix of challenges found in any established town.

Violence & Sexual Offences 28
Anti-Social Behaviour 22
Public Order 17
Other Theft 7
Criminal Damage & Arson 6
Shoplifting 5
Other Crime 5
Burglary 3
Drugs 3
Vehicle Crime 2
Weapons 1
Robbery 1
Local Policing
Data from data.police.uk · Contains public sector information licensed under the Open Government Licence v3.0
Crime figures depend on reporting by individual police forces and may not reflect the full picture in all areas.

Nearest Train Stations 6 stations

Severn Tunnel Junction Train Station 1.9 miles
Severn Beach Train Station 6.5 miles
St Andrews Road Train Station 6.9 miles
Avonmouth Train Station 7.2 miles
Portway Park And Ride Train Station 8.1 miles
Pilning Train Station 8.3 miles

Location

Local Government

District Newport
Ward Bishton and Langstone
Constituency Newport East
Parish Penhow

Home Ownership in Undy/Gwndy

Of the 9,930 households in and around Undy/Gwndy, 75% are owned, 14% are socially rented and 10% are privately rented. Home ownership here is higher than the England and Wales average of 63%.

Owned 75% Social rented 14% Private rented 10%

Tenure from the 2021 Census (ONS), for the postcode districts covering Undy/Gwndy.

Frequently Asked Questions about Undy/Gwndy

What is the population of Undy/Gwndy?
Undy/Gwndy has a population of approximately 23,272 residents, based on the latest census figures for the surrounding postcode area.
What is the average house price in Undy/Gwndy?
The average property in and around Undy/Gwndy sold for about £369,889, based on HM Land Registry Price Paid records. That is around 6% above the England and Wales average of £349,091.
What postcodes cover Undy/Gwndy?
Undy/Gwndy is covered by the NP26 postcode district.
How many schools are there in Undy/Gwndy?
There are 10 schools within easy reach of Undy/Gwndy, spanning primary, secondary and other phases.
Where is the nearest train station to Undy/Gwndy?
The nearest railway station to Undy/Gwndy is Severn Tunnel Junction Train Station, about 1.9 miles away.