Trewennack on the map

Location in CornwallTrewennack sits where the marker shows within the county.

20,206
Population
8,416
Households
5 / 10
Deprivation decile
Around average
12
Schools nearby
£49,468
Avg. household income
783
Businesses
239
People per km²
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About Trewennack

Trewennack is a small village located in Cornwall, England, within the TR13 postcode area. It is situated near the town of Helston, which offers various amenities and services. The village is surrounded by the natural beauty of the Cornish countryside, making it a pleasant area for those who enjoy outdoor activities and exploring the local landscape.

The village features typical Cornish architecture, with a mix of traditional stone cottages and more modern homes. Trewennack is well-connected to nearby towns and attractions, providing easy access to the stunning coastline and other points of interest in the region. Visitors can appreciate the local community and the peaceful atmosphere that characterises this part of Cornwall.

School Ratings in Trewennack

Trewennack is served by 16 schools. A further 4 schools hold a Good rating.

House Prices in Trewennack

Property prices average £306K across the area, and detached homes are the most common property type, typically selling for £387K.

Crime and Anti-Social Behaviour in Trewennack

Local crime rates sit lower than national averages. Other theft accounts for the highest share in Trewennack, with 10 incidents logged in May 2026.

Deprivation and Employment in Trewennack

Based on the 2025 Index of Multiple Deprivation, Trewennack falls within the mid-range nationally for overall deprivation. Working-age employment is around the national average for the area. Income levels locally sit close to the national average.

Healthcare in Trewennack

There are 4 GP surgeries within three miles of Trewennack, the nearest being Helston Medical Centre (1.6 miles away).

Property Prices 2,909 sales

Average Price £306K
£100 , £6.08M
Detached £387K 1,086
Semi £266K 608
Terraced £223K 813
Flat £147K 143

Household Income in Trewennack ONS 2023

The average total household income in Trewennack is approximately £49,468 a year before tax, 11% below the national average of £55,302. After tax and benefits, the average disposable (net) household income is around £38,168. These are modelled estimates from the Office for National Statistics for the financial year ending 2023.

Trewennack £49,468
England & Wales avg. £55,302

Net (after tax) household income averages £38,168.

Businesses in Trewennack ONS 2025

There are approximately 783 active businesses based in Trewennack, around 39 for every 1,000 residents. The local economy is dominated by small firms: about 89% are micro-businesses employing fewer than 10 people, while 7 are larger employers with 50 or more staff. Figures are from the Office for National Statistics UK Business Counts.

783 Total businesses
39 Per 1,000 residents
Micro, 0-9 89%
Small, 10-49 10%
Medium, 50-249 1%
Large, 250+ 0%

Deprivation and Employment in Trewennack IMD 2025

The 2025 Index of Multiple Deprivation places Trewennack in the mid-range nationally. Employment and income levels are close to the England average, with a mix of opportunities across sectors. Overall living conditions are comparable to similar areas across the country.

Overall Deprivation
5/10
Income
6/10
Employment
6/10
Education
5/10
Health
7/10
Housing
3/10
Living Environment
3/10
Children 0-15 18%
Working age 59%
Older 65+ 23%
3,726 Children (0-15) 18%
11,828 Working Age 59%
4,654 Older (65+) 23%
Average Child Poverty (IDACI) 29% of children in income-deprived families
Average Older Person Poverty (IDAOPI) 14.6% of over-60s in income-deprived households
Data from English Indices of Deprivation 2025 · Contains public sector information licensed under the Open Government Licence v3.0

Crime in Trewennack 72 crimes · May 2026

Low Crime Area

Reported crime in Trewennack falls below the national average, suggesting a comparatively safe environment. Violence & sexual offences tops the list of recorded incidents, but figures are low overall. Residents and visitors alike tend to find this a quiet and reassuring town.

Violence & Sexual Offences 40
Other Theft 10
Anti-Social Behaviour 7
Criminal Damage & Arson 5
Public Order 5
Other Crime 2
Drugs 1
Shoplifting 1
Theft from Person 1
Local Policing
Devon And Cornwall Porthleven & Helston North Visit force website →
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 5 stations

Penryn (Cornwall) Train Station 7 miles
Camborne Train Station 7.3 miles
Penmere Train Station 7.5 miles
Falmouth Town Train Station 8.1 miles
Perranwell Train Station 8.4 miles

Location

Local Government

District Cornwall
Ward Crowan, Sithney & Wendron
Constituency St Ives
Parish Sithney
Region South West

Home Ownership in Trewennack

Of the 8,695 households in and around Trewennack, 69% are owned, 11% are socially rented and 20% are privately rented. Home ownership here is higher than the England and Wales average of 63%.

Owned 69% Social rented 11% Private rented 20%

Tenure from the 2021 Census (ONS), for the postcode districts covering Trewennack.

Frequently Asked Questions about Trewennack

What is the population of Trewennack?
Trewennack has a population of approximately 20,206 residents, based on the latest census figures for the surrounding postcode area.
What is the average house price in Trewennack?
The average property in and around Trewennack sold for about £305,807, based on HM Land Registry Price Paid records. That is around 12% below the England and Wales average of £349,091.
Is Trewennack a deprived area?
Trewennack sits around the national average for deprivation, with an Index of Multiple Deprivation decile of 5 out of 10, where 1 is the most deprived and 10 the least deprived.
What postcodes cover Trewennack?
Trewennack is covered by the TR13 postcode district.
How many schools are there in Trewennack?
There are 12 schools within easy reach of Trewennack, spanning primary, secondary and other phases.
Where is the nearest train station to Trewennack?
The nearest railway station to Trewennack is Penryn (Cornwall) Train Station, about 7 miles away.