TR18 postcode area guide — Cornwall
House prices, crime, broadband speeds, mobile signal, schools and demographics for the TR18 postcode district in Cornwall — every official dataset on one page.
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Where is TR18?
Broadband & internet speeds in TR18
Strong coverage
Superfast (30Mb+)
86.2%
Ultrafast (300Mb+)
70.8%
Gigabit-capable
70.8%
Below USO (10Mb)
0.1%
Broadband availability in the TR18 postcode district (Cornwall) is Strong — superfast is near-universal and gigabit is rolling out. Across the 842 postcodes Ofcom measures in TR18, superfast broadband (30 Mbit/s or faster) reaches 86.2% of premises and gigabit-capable lines are available to 70.8%.
Around 0.1% of premises in TR18 fall below the Universal Service Obligation (a minimum of 10 Mbit/s download and 1 Mbit/s upload), so the overwhelming majority of homes and businesses here can already order a decent fixed line. For a business that depends on its connection, the figures that matter most are gigabit and full-fibre availability — the symmetric, low-contention services we quote leased lines and FTTP against.
Sample postcodes in TR18
| Postcode | Superfast | Gigabit |
|---|---|---|
| TR18 2AA | 62.5% | 62.5% |
| TR18 2AB | 50% | 50% |
| TR18 2AD | 100% | 100% |
| TR18 2AE | 100% | 100% |
| TR18 2AF | 100% | 100% |
| TR18 2AG | 100% | 100% |
| TR18 2AH | 48% | 48% |
| TR18 2AJ | 83.9% | 83.9% |
| TR18 2AL | 100% | 100% |
| TR18 2AN | 75% | 75% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around Cornwall
Ofcom's coverage model for the wider Cornwall district (312,345 premises):
4G indoors — all networks
80.1%
4G outdoors — all networks
96.1%
5G outdoors — all networks
0.2%
Voice indoors — all networks
83.7%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
Crime in TR18
Police recorded 157 incidents within about a mile of the centre of TR18 in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Violence & sexual offences | 68 | 43.3% |
| Criminal damage & arson | 22 | 14.0% |
| Anti-social behaviour | 19 | 12.1% |
| Public order | 14 | 8.9% |
| Other theft | 11 | 7.0% |
| Shoplifting | 11 | 7.0% |
| Drugs | 4 | 2.5% |
| Other crime | 4 | 2.5% |
Raw counts favour busy town centres — a high street with shops and nightlife records more incidents than a residential cul-de-sac. Source: police.uk open data (point sample around the district centroid).
House prices in TR18
Based on 202 sales registered with HM Land Registry in the last 12 months, the median sold price in TR18 is £260,000, up 4.0% on the previous year (£250,000).
Detached
£405,000
29 sales
Semi-detached
£300,000
31 sales
Terraced
£242,000
101 sales
Flat / maisonette
£153,500
32 sales
Latest recorded sales in TR18
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 20 May 2026 | £355,000 | Flat | Chyandour Cliff | TR18 3LG |
| 12 May 2026 | £183,000 | Terraced | North Corner | TR18 5JG |
| 8 May 2026 | £705,000 | Detached | Trythogga | TR18 3LU |
| 30 Apr 2026 | £153,500 | Flat | Alexandra Terrace | TR18 4NX |
| 27 Apr 2026 | £95,000 | Flat | Chapel Street | TR18 4AF |
| 24 Apr 2026 | £125,000 | Flat | East Terrace | TR18 2TB |
| 24 Apr 2026 | £246,500 | Terraced | Mount Street | TR18 2EU |
| 24 Apr 2026 | £375,000 | Semi-detached | Lansdowne Close | TR18 4RJ |
| 22 Apr 2026 | £227,500 | Semi-detached | Treveneth Crescent | TR18 5NG |
| 17 Apr 2026 | £140,000 | Semi-detached | Millfield | TR18 3DR |
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
Who lives here? Cornwall demographics
Census 2021 figures for the wider Cornwall district (570,308 residents, 250,533 households):
| Age profile | |
|---|---|
| Under 15 | 16.3% |
| 15–29 | 19.6% |
| 30–44 | 17% |
| 45–64 | 21.8% |
| 65+ | 25.3% |
| Housing tenure | |
|---|---|
| Owner-occupied | 66.2% |
| Private rented | 19.8% |
| Social rented | 7.6% |
Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.
Schools in and around TR18
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Mounts Bay Academy | Secondary | 11–16 | 922 | TR18 3JT |
| Humphry Davy School | Secondary | 11–16 | 740 | TR18 2TG |
| Alverton Primary School | Primary | 2–11 | 386 | TR18 4QD |
| Gulval School | Primary | 2–11 | 223 | TR18 3BJ |
| Heamoor Community Primary School | Primary | 5–11 | 201 | TR18 3JZ |
| Newlyn School | Primary | 5–11 | 152 | TR18 5QA |
| St Mary's CofE Primary School, Penzance | Primary | 3–11 | 141 | TR18 4HP |
| St Mary's Catholic School, Penzance | Primary | 3–11 | 139 | TR18 2AT |
Source: DfE Get Information about Schools (England & Wales). Check Ofsted report cards for inspection detail — headline one-word grades were retired in 2024.
Food hygiene ratings in TR18
221 rated food businesses operate in TR18. 188 hold the top rating of 5, 22 are rated 4, and 3 are rated 2 or below.
Among the 5-rated: 45 Queen Street, Admiral Benbow, Agapanthus Tearoom, Alverne Restaurant, Alverton Primary School.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in TR18
From a sample of 235 Energy Performance Certificates across 10 TR18 postcodes, the most common rating is band D (average band D). 29% of sampled homes are rated C or better.
Band B
1%
Band C
27%
Band D
37%
Band E
22%
Band F
9%
Band G
3%
Source: MHCLG Energy Performance of Buildings Data (England & Wales), sampled at postcode level and refreshed monthly. Individual certificates are on each postcode’s page.
Phone area codes for Cornwall
Landlines around TR18 typically use:
Had a call from an unknown number? Use our free UK phone number checker to see who called.
What's it like living in TR18?
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Moving to TR18? Sort your connectivity first
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Postcodes in TR18
Neighbouring districts
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Frequently asked questions
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Sources: HM Land Registry Price Paid Data, police.uk street-level crime, Ofcom Connected Nations, ONS Census 2021, DfE Get Information about Schools, Food Standards Agency FHRS — all © Crown copyright, licensed under the Open Government Licence v3.0. Figures are area aggregates; individual addresses vary. Energy performance (EPC) data will be added when our Open Data Communities registration is approved.