Heol Trefrhiw is in Ammanford and in Dinefwr district. SA18 3QR is located in the Saron electoral ward, within the English Parliamentary constituency of Carmarthen East and Dinefwr. This postcode has been in use since 1981-06-01.
StreetScan combines information about Heol Trefrhiw, Ammanford, SA18 3QR and displays a report on the quality of life in this place and its surroundings.
Nearby postcodes are: SA18 3QP, SA18 3QS, SA18 3QX, SA18 3UE.
In the UK, the overall gender distribution is approximately 49% male and 51% female. The local area around SA18 3QR is generally consistent with those figures, having a male population of 49%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Female | 50.1% | 51% | 0.9% | 51.0% | 0.0% |
| Male | 49.9% | 49% | -0.9% | 49.0% | 0.0% |
Across the UK, the average relationship status breakdown is roughly 44% married, 38% single, 9% divorced, 6% widowed, and 2% separated.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Single | 31.4% | 36.2% | 4.8% | 37.9% | -1.7% |
| Married: Opposite sex | 45% | 45.6% | 0.6% | 44.2% | 1.4% |
| Separated | 1.6% | 2.1% | 0.5% | 2.2% | -0.1% |
| Divorced | 13.3% | 11.5% | -1.8% | 9.1% | 2.4% |
| Widowed | 8.7% | 4.7% | -4.0% | 6.1% | -1.4% |
Across the UK, the average 48.4% rated their health as Very Good, 33.6% as Good, 12.7% as Fair, 4% as Bad, and 1.2% as Very Bad.
Population age significantly impacts residents' health. Additionally, socioeconomic status plays a crucial role: higher income levels and lower poverty rates are linked to better health outcomes. Affluent areas benefit from higher living standards, access to private healthcare, and healthier lifestyle choices.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Very good health | 36.7% | 50.5% | 13.8% | 48.4% | 2.1% |
| Good health | 36.7% | 27.7% | -9.0% | 33.6% | -5.9% |
| Fair health | 20% | 14.3% | -5.7% | 12.7% | 1.6% |
| Bad health | 4.7% | 5.6% | 0.9% | 4.0% | 1.6% |
| Very bad health | 1.9% | 1.9% | 0.0% | 1.2% | 0.7% |
During the 2021 census, the educational qualifications of residents across the UK were as follows: 18.2% had no qualifications, 9.6% had 1-4 GCSEs, 13.4% had 5 or more GCSEs and 1-2 A/AS Levels, 16.9% had 2 or more A Levels, 33.8% held a degree (or equivalent), and 5.4% had completed an apprenticeship.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| No qualifications | 25.2% | 19.2% | -6.0% | 18.2% | 1.0% |
| 1-4 GCSEs or Equivalent | 11.3% | 7.9% | -3.4% | 9.6% | -1.7% |
| 5 or more GCSEs, an A-Level or 1-2 AS Levels | 17.8% | 15.5% | -2.3% | 13.4% | 2.1% |
| Apprenticeship | 5.5% | 3.8% | -1.7% | 5.3% | -1.5% |
| HNC, HND or 2+ A Levels | 10.4% | 18.7% | 8.3% | 16.9% | 1.8% |
| Degree or Similar | 23% | 29.7% | 6.7% | 33.8% | -4.1% |
| Other | 6.8% | 5.2% | -1.6% | 2.8% | 2.4% |
In this area, the population is predominantly white, with 94.6% identifying as such, significantly higher than the UK average of 81.4%. This indicates a lower level of ethnic diversity compared to the broader UK population.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Bangladeshi | 0.5% | 0% | -0.5% | 1.1% | -1.1% |
| Chinese | 0% | 1% | 1.0% | 0.7% | 0.3% |
| Indian | 0% | 1.2% | 1.2% | 3.1% | -1.9% |
| Pakistani | 0% | 0.2% | 0.2% | 2.7% | -2.5% |
| Other Asian | 0.3% | 1% | 0.7% | 1.6% | -0.6% |
| Black African | 0.3% | 0% | -0.3% | 2.5% | -2.5% |
| Black Caribbean | 0% | 1.7% | 1.7% | 1.0% | 0.7% |
| Other Black | 0.3% | 0.2% | -0.1% | 0.5% | -0.3% |
| Mixed White and Caribbean | 0.3% | 0% | -0.3% | 0.9% | -0.9% |
| Mixed Other | 0.3% | 0% | -0.3% | 0.8% | -0.8% |
| White | 98.1% | 94.6% | -3.5% | 81.4% | 13.2% |
In this area, 95.1% of the population were born in the United Kingdom, which is higher than the UK average of 83.2%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| United Kingdom | 98.4% | 95.1% | -3.3% | 83.2% | 11.9% |
| European Union | 0.5% | 1.5% | 1.0% | 6.1% | -4.6% |
| Rest of Europe | 0.3% | 0% | -0.3% | 0.8% | -0.8% |
| Africa | 0.3% | 0% | -0.3% | 2.7% | -2.7% |
| Middle East and Asia | 0% | 2.5% | 2.5% | 5.6% | -3.1% |
| The Americas and the Caribbean | 0.3% | 1% | 0.7% | 1.3% | -0.3% |
| Oceania | 0.3% | 0% | -0.3% | 0.3% | -0.3% |
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Born in the UK | 98.1% | 94.4% | -3.7% | 83.2% | 11.2% |
| 10+ Years | 0% | 5.1% | 5.1% | 9.8% | -4.7% |
| 5-10 Years | 0.8% | 0% | -0.8% | 2.9% | -2.9% |
| 2-5 Years | 0.3% | 0.5% | 0.2% | 2.2% | -1.7% |
| Less than 2 years | 0.8% | 0% | -0.8% | 1.9% | -1.9% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| United Kingdom | 81.4% | 76.7% | 4.7% |
| Ireland | 0.5% | 0.6% | -0.1% |
| Other EU countries | 0.2% | 1.5% | -1.3% |
| Eastern Asia | 0.2% | 0.3% | -0.1% |
| Southern Asia | 0.5% | 1.2% | -0.7% |
| South-East Asia | 0.2% | 0.2% | 0.0% |
| No passport held | 16.9% | 13.5% | 3.4% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| No religion | 47.6% | 37.2% | 10.4% |
| Christian | 44.1% | 46.2% | -2.1% |
| Hindu | 1.2% | 1.7% | -0.5% |
| Jewish | 0.2% | 0.5% | -0.3% |
| Muslim | 0.2% | 6.5% | -6.3% |
| Sikh | 0.2% | 0.9% | -0.7% |
| Not answered | 6.3% | 6.0% | 0.3% |
Over the last 12 months, the overall crime rate around Heol Trefrhiw was 37.3 per 1,000 residents, which is 10.8% lower than the Llandybie average. The most reported crime type was Violence and sexual offences.
Heol Trefrhiw has the 11th highest crime rate of 24 local areas in Llandybie and the 206th lowest crime rate of 595 local areas in Carmarthenshire .
Violent and sexual offences accounted for around 23.3 crimes per 1,000 residents and have been rising year on year. Over the last decade, overall crime has fallen by about -35.8%.

Households in this area have a lower level of wealth compared to the average household in England and Wales. 77% of analyzed areas in England and Wales have higher average household annual income than this area.

| Address | Sale Price | Sale Date | Price Estimate 2025 |
|---|---|---|---|
| 3 Heol Trefrhiw, Ammanford, Carmarthenshire Semi-Detached, an established residential building | £149,995 | 2022-11-07 | £153,711 |
| 16 Heol Trefrhiw, Ammanford, Carmarthenshire Terraced, an established residential building | £119,500 | 2021-01-15 | £154,585 |
| 8 Heol Trefrhiw, Ammanford, Carmarthenshire Terraced, an established residential building | £123,000 | 2019-12-05 | £173,716 |
| 4 Heol Trefrhiw, Ammanford, Carmarthenshire Semi-Detached, an established residential building | £106,000 | 2019-01-31 | £157,477 |
| 19 Heol Trefrhiw, Ammanford, Carmarthenshire Terraced, an established residential building | £92,000 | 2018-12-04 | £136,674 |
SA18 3QR area has a low unemployment rate. According to Census 2021, 2% residents of this area were unemployed, while the average in the UK was 4.83%. A low level of unemployment in an area indicates a strong job market, where most people who are seeking work can find employment. This generally reflects a healthy economy in the area.
| Full-Time Employee | 133 |
| Retired | 71 |
| Part-Time Employee | 49 |
| Self-Employed | 26 |
| Long-Term Sick or disabled | 25 |
| Student (economically inactive) | 13 |
| Full-Time Student (with or without job) | 8 |
| Other | 6 |
| Unemployed | 6 |
| Looking after home or family | 3 |
| Wholesale and retail trade; repair of motor vehicles and motor cycles | 26 |
| Human health and social work activities | 26 |
| Construction | 24 |
| Education | 21 |
| Public administration and defence; compulsory social security | 15 |
| Manufacturing | 11 |
| Transport and storage | 7 |
| Information and communication | 7 |
| Other | 6 |
| Professional, scientific and technical activities | 6 |
| Administrative and support service activities | 5 |
| Financial and insurance activities | 5 |
| Real estate activities | 3 |
| Accommodation and food service activities | 2 |
| Agriculture, forestry and fishing | 2 |
| Mining and quarrying | 1 |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Ysgol Gynradd Parcyrhun Heol Villiers , Rhydaman SA18 3HB | - not rated | 1,304 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Ysgol Gynradd Tycroes Tycroes , Ammanford SA18 3QD | - not rated | 1,449 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Ysgol Gynradd Saron Saron , Rhydaman SA18 3LH | - not rated | 1,771 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Betws C.P. School Betws Road , Betws SA18 2HE | - not rated | 2,074 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Ysgol Gymraeg Rhydaman Lon Yr Ysgol , Rhydaman SA18 2NS | - not rated | 2,146 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
School statistics for this postcode are based on Ofsted rankings.
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Mountain Lodge | Ammanford Road | 1,002 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| PENYBANC RFC | 98 Penybanc Road | 156 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Wild Puppy's Snack Shack on the Road | 67 Dyffryn Road | 959 yd |
This statistics are based on Active Places Data - Contains Data © Sport England
| Percentage of premises that have Superfast Broadband (30Mbit/s or greater) coverage from fixed broadband | 100.0% |
| Percentage of premises that have Ultrafast Broadband (100Mbit/s or greater) coverage from fixed broadband | 100.0% |
| Percentage of premises that have Ultrafast Broadband (300Mbit/s or greater) coverage from fixed broadband | 100.0% |
| Percentage of premises that have coverage from a Gigabit capable service from fixed broadband | 100.0% |
| Percentage of premises unable to receive 2Mbit/s | 0.0% |
| Percentage of premises unable to receive 5Mbit/s | 0.0% |
| Percentage of premises unable to receive 10Mbit/s | 0.0% |
| Percentage of premises unable to receive 30Mbit/s | 0.0% |
| Median download speed | 19.9 Mbit/s |
| Average download speed | 75 Mbit/s |
| Minimum download speed | 550 Mbit/s |
| Maximum download speed | 550 Mbit/s |
| Median upload speed | 3 Mbit/s |
| Average upload speed | 12.5 Mbit/s |
| Maximum upload speed | 75 Mbit/s |
Broadband statistics are based on Ofcom's Communications Market Report (CMR) 2022.