Thornhill, United Kingdom
Wales · United Kingdom
Thornhill is a small city in Wales, United Kingdom with a population of 6,635. Elevation: 394 ft (120 m). Average temperature: 53°F (12°C).
Data updated June 2026
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About Thornhill
Thornhill is a community in the north of the city of Cardiff, Wales. It lies south of Caerphilly.
People
Economy
C+Housing
CClimate
Education
ACommunity
| Population | 6,635 |
| Population Density | 33 / sq mi |
| Elevation | 394 ft (120 m) |
| Coordinates | 51.5418°, -3.1928° |
| Timezone | Europe/London |
| Country | 🇬🇧 United Kingdom |
| State / Province | Wales |
| Average Temperature | 53°F (12°C) |
| January Average | 43°F (6°C) |
| July Average | 62°F (17°C) |
| Annual Precipitation | 52.1 inches (1,323 mm) |
| Annual Snowfall | 2.4 inches (6 cm) |
| Median Household Income | $46,921 |
| Median Age | 34.7 years |
About Thornhill
Thornhill is a small city in United Kingdom (Wales) with a population of 6,635. The city sits at an elevation of 394 feet (120 meters) above sea level. The average annual temperature is 53°F (12°C). Temperatures range from 43°F in January to 62°F in July. Annual precipitation averages 52.1 inches. The timezone is Europe/London.
Population
Gender Distribution
Language Spoken at Home
Social Characteristics
Thornhill vs United Kingdom Average
Income: Thornhill vs United Kingdom
Commute Mode
Income
| Median HH Income | $46,921 |
| 38% below United Kingdom avg | |
| Per Capita Income | $46,921 |
| Avg Weekly Wage | $902 |
Employment & Poverty
| Unemployment | 7.1% |
| 97% above United Kingdom avg | |
| Establishments (County) | 604 |
Business (County)
Tax & Cost of Living
Commute & Transportation
| Drive Alone | 40.1% |
| Public Transit | 6.0% |
| Work from Home | 36.1% |
Walkability
Home Value Sources
Ownership Split
Home Values
| Census Median | $347,574 |
| 23% above United Kingdom avg |
Real Estate Market (Redfin)
Rental Costs
| Census Median Rent | $1,173 |
| 1% above United Kingdom avg |
Ownership & Property
| Homeownership | 58.3% |
| Owner-Occupied | 58.3% |
| Renter-Occupied | 41.7% |
| Housing Units | 2,654 |
Property Tax
Climate in Thornhill
Thornhill has an average annual temperature of 0°C (32°F). The hottest month is Jan (0°C), the coldest is Jan (0°C). Average annual precipitation is 989 mm.
Temperature
| Annual Average | 53.2°F |
| 1% below United Kingdom avg | |
| January Average | 43°F (6°C) |
| July Average | 62°F (17°C) |
| Sunny Days | 219 days/yr |
Geography
| Elevation | 394 ft (120 m) |
| Area | 198.3 sq mi (513.7 km²) |
| Population Density | 33/sq mi |
| Coordinates | 51.5418°N, 3.1928°W |
| Timezone | Europe/London |
Precipitation & Snow
Air Quality
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 0.4 m (1 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2011 | PLYMOUTH, ENGLAND | Avalanche | 0.4 m | - | 117 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 4.9 in | |
| February | 40°F (4°C) | 3.6 in | Coldest |
| March | 43°F (6°C) | 3.7 in | |
| April | 46°F (8°C) | 2.7 in | |
| May | 52°F (11°C) | 2.8 in | |
| June | 57°F (14°C) | 2.8 in | |
| July | 62°F (17°C) | 2.6 in | Warmest, Driest |
| August | 61°F (16°C) | 3.6 in | |
| September | 56°F (13°C) | 4.1 in | |
| October | 51°F (10°C) | 4.5 in | |
| November | 45°F (7°C) | 5.0 in | Wettest |
| December | 42°F (5°C) | 4.9 in |
Thornhill has a seasonal temperature swing of 22°F / from 40°F in February to 62°F in July. Total annual precipitation is 45.2 inches, with November being the wettest month (5.0") and July the driest (2.6").
Education
| Bachelor's Degree+ | 40.0% |
| 19% above United Kingdom avg | |
| High School+ | 59.2% |
Area & Infrastructure
| Population Density | 33/sq mi |
| Total Area | 198.3 sq mi |
Services
Commute & Transportation
| Drive Alone | 40.1% |
| Public Transit | 6.0% |
| Work from Home | 36.1% |
Schools in Thornhill
18 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| Christ The King R.C. Primary School | - | - | - | - |
| Thornhill Primary School | - | - | - | - |
| Pontprennau Primary School | - | - | - | - |
| The Court Special School | - | - | - | - |
| Corpus Christi Catholic High School | - | - | - | - |
| St Bernadette's R.C. Primary School | - | - | - | - |
| The Hollies Special School | - | - | - | - |
| Bryn Celyn Primary School | - | - | - | - |
| Rhydypenau Primary School | - | - | - | - |
| Llanishen High School | - | - | - | - |
| Ysgol-y-Wern | - | - | - | - |
| Springwood Primary School | - | - | - | - |
| St Phillip Evans R.C. Primary School | - | - | - | - |
| St David's C.I.W. Primary School | - | - | - | - |
| Glyncoed Primary School | - | - | - | - |
| Llysfaen Primary School | - | - | - | - |
| Cardiff High School | - | - | - | - |
| Coed Glas Primary School | - | - | - | - |
Radio Stations near Thornhill
8 stations within ~55 km.
| Station | Genre | Quality | |
|---|---|---|---|
| Celtica Radio | - | MP3 128 kbps | |
| Dance Classics UK | 90s, dance | AAC 192 kbps | |
| Nation 60s | - | MP3 128 kbps | |
| 10 Radio 105.3 - Wiveliscombe | community radio, somerset | MP3 128 kbps | |
| 100% Whatever Westcountry | - | MP3 | |
| Wave Community Radio | - | MP3 128 kbps | |
| Nation Love | - | AAC+ 47 kbps | |
| Radio Wigwam | indie rock | MP3 |
Museums in Thornhill
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| Abernodwydd Farmhouse | ||||
| Abertillery & District Museum | ||||
| Arthur Machen's House | ||||
| Big Pit: National Coal Museum | ||||
| Birthplace of Joseph Parry | ||||
| Blaenafon Community Museum | ||||
| Blaenavon Iron Works | ||||
| Blaenwaun Post Office | ||||
| Blaenwaun Post Office | ||||
| Bryn Eryr (Iron Age Roundhouses) | ||||
| Bryn Eryr (Iron Age Roundhouses) | ||||
| Cae Adda Cowhouse | ||||
| Cae Adda Cowhouse | ||||
| Caerleon Roman Fortress Baths | ||||
| Cardiff Story Museum | ||||
| Cardiff Story Museum | ||||
| Cider Making Display | ||||
| Cider Making Display | ||||
| Cilewent Farmhouse | ||||
| Clogmaker’s Workshop | ||||
| Coach House | ||||
| Coach House | ||||
| Cockpit | ||||
| Cockpit | ||||
| Cosmeston Medieval Village | ||||
| Cosmeston Medieval Village | ||||
| Cross Inn Tailor's Shop | ||||
| Cross Inn Tailor's Shop | ||||
| Cyfarthfa Castle Museum & Art Gallery | ||||
| Derwen Bakehouse | ||||
| Derwen Bakehouse | ||||
| Derwen Bakehouse Shop | ||||
| Derwen Bakehouse Shop | ||||
| Ebbw Vale Works Museum | ||||
| Enamel House | ||||
| Enamel House | ||||
| Esgair Moel Woollen Mill | ||||
| Esgair Moel Woollen Mill | ||||
| Ewenny Kiln | ||||
| Firing Line: Cardiff Castle Museum of the Welsh Soldier | ||||
| Firing Line: Cardiff Castle Museum of the Welsh Soldier | ||||
| Fishing Exhibition | ||||
| Fishing Exhibition | ||||
| Georgetown Baking Oven | ||||
| Georgetown Baking Oven | ||||
| Gwalia Stores | ||||
| Gwalia Stores | ||||
| Gweithdy Galleries and Workshop | ||||
| Gweithdy Galleries and Workshop | ||||
| Hanbury Arms Haunted Hotel & Museum | ||||
| Hendre'r-ywydd Uchaf (farmhouse) | ||||
| Hendre'r-ywydd Uchaf (farmhouse) | ||||
| Kennixton | ||||
| Kennixton | ||||
| Lambretta Museum | ||||
| Llainfadyn Cottage | ||||
| Llainfadyn Cottage | ||||
| Llancaiach-fawr | ||||
| Llanyrafon Manor | ||||
| Llawr-Y-Glyn Smithy | ||||
| Llwyn-yr-eos | ||||
| Llwyn-yr-eos Farmhouse | ||||
| Llys Llywelyn (Medieval Court) | ||||
| Llys Llywelyn (Medieval Court) | ||||
| Maentwrog Hayshed | ||||
| Maentwrog Hayshed | ||||
| Maestir School | ||||
| Melin Bompren Corn Mill | ||||
| Melin Bompren Corn Mill | ||||
| Moss-Vernon's Portrait Studio | ||||
| Moss-Vernon's Portrait Studio | ||||
| Museum of Welsh Cricket | ||||
| Museum of Welsh Cricket | ||||
| nantgarw China Works Museum | ||||
| Nantwallter Cottage | ||||
| National Museum Cardiff | ||||
| Newport Medieval Ship museum | ||||
| Newport Museum and Art Gallery | ||||
| Oakdale Workmen's Institute | ||||
| Oakdale Workmen's Institute | ||||
| Our Chartist Heritage | ||||
| Paul Kirner's Music Palace | ||||
| Penrhiw Chapel | ||||
| Penrhiw Chapel | ||||
| Pigsty | ||||
| Pigsty | ||||
| Pontypridd Museum | ||||
| Prefab | ||||
| Rhaeadr Tannery | ||||
| Rhaeadr Tannery | ||||
| Rhondda Heritage Park | ||||
| Rhyd-y-car Terrace (1805 House) | ||||
| Rhyd-y-car Terrace (1805 House) | ||||
| Rhyd-y-car Terrace (1855 House) | ||||
| Rhyd-y-car Terrace (1855 House) | ||||
| Rhyd-y-car Terrace (1895 House) | ||||
| Rhyd-y-car Terrace (1895 House) | ||||
| Rhyd-y-car Terrace (1925 House) | ||||
| Rhyd-y-car Terrace (1925 House) | ||||
| Rhyd-y-car Terrace (1955 House) | ||||
| Rhyd-y-car Terrace (1955 House) | ||||
| Rhyd-y-car Terrace (1985 House) | ||||
| Rhyd-y-car Terrace (1985 House) | ||||
| Roman Legionary Museum Caerleon | ||||
| Saddlers Workshop | ||||
| Saddlers Workshop | ||||
| Saint Teilo's Church | ||||
| Saint Teilo's Church | ||||
| South Wales Aviation Musuem | ||||
| St Fagans Museum Visitor Centre | ||||
| St Fagans Museum Visitor Centre | ||||
| Stryd Lydan Barn | ||||
| Stryd Lydan Barn | ||||
| Techniquest | ||||
| Techniquest | ||||
| The Block of Coal | ||||
| The Boat House | ||||
| The Boat House | ||||
| The Bus Depot Barry | ||||
| Tollhouse | ||||
| Tollhouse | ||||
| Torfaen Museum | ||||
| Tredegar House Museum | ||||
| Tredegar Medical Aid Society Heritage Centre | ||||
| Tredegar Museum | ||||
| University of South Wales Art Collection Museum | ||||
| Urinal | ||||
| Urinal | ||||
| Vulcan Hotel | ||||
| Vulcan Hotel | ||||
| Wartime Shelters | ||||
| Wartime Shelters | ||||
| Weston Museum | ||||
| Winding House |
Libraries in Thornhill
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| Aberbargoed Library | 0.0 | |||||
| Abercarn Library | 0.0 | |||||
| Abertillery Library | 0.0 | |||||
| Abertridwr Library | 0.0 | |||||
| Bargoed Library | 0.0 | |||||
| Beddau and Tynant Community Library | 0.0 | |||||
| Bedwas Library | 0.0 | |||||
| Bettws Library | 0.0 | |||||
| Blackwood Library | 0.0 | |||||
| Blaenafon Library | 0.0 | |||||
| Blaina Library | 0.0 | |||||
| Caerleon Library | 0.0 | |||||
| Caerphilly Library | 0.0 | |||||
| Cancer Research Wales Library | 0.0 | |||||
| Canton Library | 0.0 | |||||
| Canton Library | 0.0 | |||||
| Capel i Bawb | 0.0 | |||||
| Capel i Bawb | 0.0 | |||||
| Cardiff Central Library | 0.0 | |||||
| Cardiff Central Library | 0.0 | |||||
| Cathays Branch and Heritage Library | 0.0 | |||||
| Cathays Branch and Heritage Library | 0.0 | |||||
| County Library Barry | 0.0 | |||||
| Cwm Library | 0.0 | |||||
| Cwmbran Library | 0.0 | |||||
| Cwtsh Arts Centre | 0.0 | |||||
| Cyncoed Campus Library | 0.0 | |||||
| Cyncoed Campus Library | 0.0 | |||||
| Deri Library | 0.0 | |||||
| Dinas Powys Community Library | 0.0 | |||||
| Dinas Powys Community Library | 0.0 | |||||
| Ebbw Vale Library | 0.0 | |||||
| Ely & Caerau Hub | 0.0 | |||||
| Ely & Caerau Hub | 0.0 | |||||
| Fairwater Hub | 0.0 | |||||
| Fairwater Hub | 0.0 | |||||
| Former Caerleon Library | 0.0 | |||||
| Learning Centre | 0.0 | |||||
| Learning Centre | 0.0 | |||||
| Llanedeyrn Hub | 0.0 | |||||
| Llanedeyrn Hub | 0.0 | |||||
| Llanedeyrn Library | 0.0 | |||||
| Llanedeyrn Library | 0.0 | |||||
| Llantrisant Library | 0.0 | |||||
| Llyfrgell Maindee Library | 0.0 | |||||
| Machen Library | 0.0 | |||||
| Malpas Library | 0.0 | |||||
| Merthyr Tydfil Central Library | 0.0 | |||||
| Mountain Ash Library | 0.0 | |||||
| Mountain Ash Library | 0.0 | |||||
| Nelson Library | 0.0 | |||||
| Newport Central Library | 0.0 | |||||
| Oakdale Library | 0.0 | |||||
| Penarth Library | 0.0 | |||||
| Penylan Library | 0.0 | |||||
| Penylan Library | 0.0 | |||||
| Pillgwenlly Pop Up Library | 0.0 | |||||
| Pontyclun Library | 0.0 | |||||
| Pontypool Library | 0.0 | |||||
| Pontypridd Library | 0.0 | |||||
| Porth Library | 0.0 | |||||
| Radyr Hub | 0.0 | |||||
| Radyr Hub | 0.0 | |||||
| Rhiwbina Hub | 0.0 | |||||
| Rhiwbina Hub | 0.0 | |||||
| Rhoose Library | 0.0 | |||||
| Rhydypennau Library | 0.0 | |||||
| Rhymney Library | 0.0 | |||||
| Risca Public Library | 0.0 | |||||
| Rogerstone Library | 0.0 | |||||
| Rumney Library | 0.0 | |||||
| Splott Library (Old) | 0.0 | |||||
| St Athan Library | 0.0 | |||||
| St Julian's Library | 0.0 | |||||
| STAR Hub | 0.0 | |||||
| STAR Hub | 0.0 | |||||
| Sully & Lavernock Community Library Trust | 0.0 | |||||
| The Cochrane Building | 0.0 | |||||
| Tredegar House Library | 0.0 | |||||
| Tredegar Library | 0.0 | |||||
| Treharris Library | 0.0 | |||||
| Trelai Branch Library | 0.0 | |||||
| Trevithick Library | 0.0 | |||||
| Trevithick Library | 0.0 | |||||
| Weston-super-Mare Town Library | 0.0 | |||||
| Ystrad Mynach Library | 0.0 |
Farmers Markets in Thornhill
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| Arthur Llewellyn Jenkins | |||||
| Bodega at The Priory | |||||
| City Market | |||||
| Cwmbran Marketplace | |||||
| Emily's Indoor Market | |||||
| Farm Shop Ponthir | |||||
| Market Hall | |||||
| Newport Market | |||||
| Pontypool Indoor Market | |||||
| Pontypridd Indoor Market | |||||
| Pontypridd Indoor Market | |||||
| Roath Farmers Market | |||||
| Roath Farmers Market |
Hotels in Thornhill
3 hotels within city radius - OpenStreetMap data
Restaurants in Thornhill
6 restaurants within city radius - OpenStreetMap data
Cafes in Thornhill
5 cafes within city radius - OpenStreetMap data
Clinics in Thornhill
5 clinics within city radius - OpenStreetMap data
Dentists in Thornhill
4 dentists within city radius - OpenStreetMap data
Veterinaries in Thornhill
2 veterinaries within city radius - OpenStreetMap data
Train Stations in Thornhill
2 train stations within city radius - OpenStreetMap data
Gas Stations in Thornhill
2 gas stations within city radius - OpenStreetMap data
Banks in Thornhill
1 banks within city radius - OpenStreetMap data
Gyms in Thornhill
1 gyms within city radius - OpenStreetMap data
Golf Courses in Thornhill
2 golf courses within city radius - OpenStreetMap data
Breweries in Thornhill
| Name | Type | Address | Phone | Website |
|---|---|---|---|---|
| Bragdy Twt Lol | ||||
| Hog Brew | ||||
| Mad Dog Brewery Co. | ||||
| Mad Dog Brewery Co. | ||||
| Tudor Brewery |
Stadiums & Teams in Thornhill
| Team | League | Division |
|---|---|---|
| Cardiff Arms Park | ||
| Cardiff City Stadium | ||
| Cardiff International Sports Stadium | ||
| Cardiff Wales Stadium | ||
| National Indoor Athletics Centre | ||
| Principality Stadium |
Airports Near Thornhill
50 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Bristol Airport | BRS | Large Airport |
| Cardiff International Airport | CWL | Large Airport |
| MOD St Athan | - | Medium Airport |
| RNAS Yeovilton | YEO | Medium Airport |
| Abergavenny Airstrip | - | Small Airport |
| Allensmore Airfield | - | Small Airport |
| Avon Lane Airfield | - | Small Airport |
| Batch End Farm Airstrip | - | Small Airport |
| Broadmeadow Farm Airstrip | - | Small Airport |
| Brookside Farm Private Airstrip | - | Small Airport |
| Byecross Farm Airstrip | - | Small Airport |
| Clutton Hill Airstrip | - | Small Airport |
| Croes Carn Einion Farm Airstrip | - | Small Airport |
| Curry Rivel Airstrip | - | Small Airport |
| Dunkeswell Airfield | - | Small Airport |
| Eggesford Airfield | - | Small Airport |
| Elan Valley Airstrip | - | Small Airport |
| Glebe Farm Airstrip | - | Small Airport |
| Godney Airstrip | - | Small Airport |
| Green Acres Airstrip | - | Small Airport |
| Halesland Glider Field | - | Small Airport |
| Hardwicke Airstrip | - | Small Airport |
| Hermitage Airstrip | - | Small Airport |
| Heywood Farm Airstrip | - | Small Airport |
| Kemeys Commander Airstrip | - | Small Airport |
| Lane Farm Airstrip | - | Small Airport |
| Langport Airstrip | - | Small Airport |
| Ledbury Airfield | - | Small Airport |
| Llangarron Private Airstrip | - | Small Airport |
| Lower Withial Farm Airstrip | - | Small Airport |
| Lower-Durston Airstrip | - | Small Airport |
| Melbury Airstrip | - | Small Airport |
| Middle Chinnock Airstrip | - | Small Airport |
| Middlegate Farm Airstrip | - | Small Airport |
| Middlezoy Aerodrome | - | Small Airport |
| New Farm Airstrip | - | Small Airport |
| North Hill Glider Field | - | Small Airport |
| Norton Malreward Airfield | - | Small Airport |
| Old Park Farm Airstrip | - | Small Airport |
| Oldbury on Severn Airstrip | - | Small Airport |
| Park Farm Airstrip | - | Small Airport |
| Phocle Green Airstrip | - | Small Airport |
| Rhigos Airstrip | - | Small Airport |
| RNAS Merryfield | - | Small Airport |
| Shobdon Airfield | - | Small Airport |
| South Wales Gliding Club | - | Small Airport |
| Spence Airfield | - | Small Airport |
| Stoodleigh Barton Private Airstrip | - | Small Airport |
| Swinmore Farm Airstrip | - | Small Airport |
| Talgarth Glider Field | - | Small Airport |
Post Offices in Thornhill
2 post offices.
| Post Office | Address |
|---|---|
| Llanishen Post Office | |
| Thornhill Post Office |
Treatment Centers in Thornhill
2 treatment centers.
| Center | Type | Phone |
|---|---|---|
| Ashcroft House | ||
| Recovery Cymru |
Churches & Religious Organizations in Thornhill
8 religious organizations (IRS tax-exempt data).
| Name | Address |
|---|---|
| Christ the King Catholic Church | |
| Church of St Faith | |
| Cyncoed Methodist Church | |
| Llanishen Baptist Church | |
| Llanishen Methodist Church | |
| Saint Isan | |
| St Denys | |
| Thornhill Church Centre |
Quick Facts
🇬🇧 About United Kingdom
Public Holidays in United Kingdom
14 public holidays this year
Download Full City Report
Get a comprehensive, print-ready PDF with all data for Thornhill.
Get ReportFrequently Asked Questions About Thornhill
What is the population of Thornhill?
Thornhill has a population of 6,635 residents and is located in United Kingdom. The population density is 33 people per square mile, spread across 198.3 square miles. The median age of residents is 34.7 years, which is younger than the national median of 38.9 years. The population is 51.2% female and 48.8% male.
Is Thornhill expensive to live in?
The median household income is $46,921, 38% below the national average of $75,149. The median home value is $347,574 (23% above the U.S. median). Renters pay a median of $1,173 per month. The home price-to-income ratio is 7.4x, which means housing is a stretch relative to local earnings.
What is the weather like in Thornhill?
Thornhill has a four-season climate with an average annual temperature of 53°F (12°C). Winter temperatures average 43°F in January, while summers reach an average of 62°F in July. The area receives 219 sunny days per year. Annual rainfall totals 52.1 inches, with 2.4 inches of snow.
How is the job market in Thornhill?
The unemployment rate in Thornhill is 7.1%, somewhat above the national average of 3.6%. Job seekers may face moderate competition. The average weekly wage is $902. There are 604 business establishments in the area.
How much does housing cost in Thornhill?
The median home value in Thornhill is $347,574. For renters, the median monthly rent is $1,173. The homeownership rate is 58.3%.
How are the schools in Thornhill?
40.0% of adults in Thornhill hold a bachelor's degree or higher, above the national average of 33.7%. 59.2% have completed high school.
What are the demographics of Thornhill?
The racial and ethnic makeup of Thornhill is 8.1% White, 2.3% Black or African American, 13% Asian. 89.4% of residents speak only English at home. 2.9% of the population are military veterans. 5.9% of residents have a disability.
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