Dol Y Dderwen is in Ammanford and in Carmarthenshire district. SA18 2GE is located in the Llandybie electoral ward, within the English Parliamentary constituency of Carmarthen East and Dinefwr. This postcode has been in use since 2011-10-01.
StreetScan combines information about Dol Y Dderwen, Ammanford, SA18 2GE and displays a report on the quality of life in this place and its surroundings.
Nearby postcodes are: SA18 2GA, SA18 2ES, SA18 2FD, SA18 2EN, SA18 2EW, SA18 2EH, SA18 2GF.
In the UK, the overall gender distribution is approximately 49% male and 51% female. The local area around SA18 2GE is generally consistent with those figures, having a male population of 49.4%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Female | 50.3% | 50.6% | 0.3% | 51.0% | -0.4% |
| Male | 49.7% | 49.4% | -0.3% | 49.0% | 0.4% |
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 | 26.3% | 35.5% | 9.2% | 37.9% | -2.4% |
| Married: Opposite sex | 52.6% | 46.2% | -6.4% | 44.2% | 2.0% |
| Married: Same sex | 0% | 0.9% | 0.9% | 0.3% | 0.6% |
| Civil partnership: Same sex | 0% | 0.9% | 0.9% | 0.1% | 0.8% |
| Separated | 1.3% | 3% | 1.7% | 2.2% | 0.8% |
| Divorced | 6.5% | 10.3% | 3.8% | 9.1% | 1.2% |
| Widowed | 13.3% | 3.4% | -9.9% | 6.1% | -2.7% |
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.
This area has a high percentage of residents reporting their health as Good or Very Good (86.8%) compared to the average (82%). This typically indicates either a younger population or more affluent area.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Very good health | 47.9% | 56.2% | 8.3% | 48.4% | 7.8% |
| Good health | 30.9% | 30.6% | -0.3% | 33.6% | -3.0% |
| Fair health | 14.4% | 7.1% | -7.3% | 12.7% | -5.6% |
| Bad health | 5.3% | 4.4% | -0.9% | 4.0% | 0.4% |
| Very bad health | 1.6% | 1.8% | 0.2% | 1.2% | 0.6% |
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% | 12.7% | -12.3% | 18.2% | -5.5% |
| 1-4 GCSEs or Equivalent | 11.7% | 7.2% | -4.5% | 9.6% | -2.4% |
| 5 or more GCSEs, an A-Level or 1-2 AS Levels | 17.2% | 17.3% | 0.1% | 13.4% | 3.9% |
| Apprenticeship | 2.9% | 6.8% | 3.9% | 5.3% | 1.5% |
| HNC, HND or 2+ A Levels | 12.7% | 17.3% | 4.6% | 16.9% | 0.4% |
| Degree or Similar | 25.3% | 36.7% | 11.4% | 33.8% | 2.9% |
| Other | 5.2% | 2.1% | -3.1% | 2.8% | -0.7% |
In this area, the population is predominantly white, with 93.2% 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) | |
|---|---|---|---|---|---|
| Chinese | 0% | 2.1% | 2.1% | 0.7% | 1.4% |
| Other Asian | 0.3% | 0.6% | 0.3% | 1.6% | -1.0% |
| Black Caribbean | 0% | 0.3% | 0.3% | 1.0% | -0.7% |
| Other Black | 0% | 2.1% | 2.1% | 0.5% | 1.6% |
| Mixed White and Asian | 0.3% | 0.6% | 0.3% | 0.8% | -0.2% |
| Mixed White and Caribbean | 0% | 1.2% | 1.2% | 0.9% | 0.3% |
| Mixed Other | 0.3% | 0% | -0.3% | 0.8% | -0.8% |
| White | 99.2% | 93.2% | -6.0% | 81.4% | 11.8% |
In this area, 91.4% 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% | 91.4% | -7.0% | 83.2% | 8.2% |
| European Union | 1.1% | 4.4% | 3.3% | 6.1% | -1.7% |
| Rest of Europe | 0% | 1.2% | 1.2% | 0.8% | 0.4% |
| Africa | 0.3% | 0% | -0.3% | 2.7% | -2.7% |
| Middle East and Asia | 0.3% | 1.2% | 0.9% | 5.6% | -4.4% |
| The Americas and the Caribbean | 0% | 1.8% | 1.8% | 1.3% | 0.5% |
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Born in the UK | 97.6% | 91.2% | -6.4% | 83.2% | 8.0% |
| 10+ Years | 0% | 6.2% | 6.2% | 9.8% | -3.6% |
| 5-10 Years | 0% | 0.9% | 0.9% | 2.9% | -2.0% |
| 2-5 Years | 0.3% | 1.8% | 1.5% | 2.2% | -0.4% |
| Less than 2 years | 2.1% | 0% | -2.1% | 1.9% | -1.9% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| United Kingdom | 79.7% | 76.7% | 3.0% |
| Italy | 0.3% | 0.6% | -0.3% |
| Romania | 1.2% | 0.9% | 0.3% |
| Other EU countries | 0.6% | 1.5% | -0.9% |
| Turkey | 0.3% | 0.1% | 0.2% |
| North America and the Caribbean | 0.3% | 0.3% | 0.0% |
| Central and South America | 0.9% | 0.2% | 0.7% |
| No passport held | 16.8% | 13.5% | 3.3% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| No religion | 49.1% | 37.2% | 11.9% |
| Christian | 42.6% | 46.2% | -3.6% |
| Other religion | 0.3% | 0.6% | -0.3% |
| Not answered | 7.9% | 6.0% | 1.9% |
Over the last 12 months, the overall crime rate around Dol Y Dderwen was 23.3 per 1,000 residents, which is 44.4% lower than the Llandybie average. The most reported crime type was Violence and sexual offences.
Dol Y Dderwen has the 9th lowest crime rate of 24 local areas in Llandybie and the 112th lowest crime rate of 595 local areas in Carmarthenshire .
Violent and sexual offences accounted for around 20.4 crimes per 1,000 residents and have been rising year on year. Over the last decade, overall crime has fallen by about -45.2%.

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 |
|---|---|---|---|
| 39 Dol Y Dderwen, Ammanford, Carmarthenshire Terraced, an established residential building | £149,000 | 2024-11-15 | £154,081 |
| 9 Dol Y Dderwen, Ammanford, Carmarthenshire Terraced, an established residential building | £150,000 | 2024-02-09 | £164,521 |
| 93 Dol Y Dderwen, Ammanford, Carmarthenshire Detached, an established residential building | £222,995 | 2023-10-27 | £231,288 |
| 49 Dol Y Dderwen, Ammanford, Carmarthenshire Terraced, an established residential building | £132,000 | 2023-08-11 | £141,028 |
| 47 Dol Y Dderwen, Ammanford, Carmarthenshire Terraced, an established residential building | £165,000 | 2022-08-19 | £175,376 |
SA18 2GE area has a low unemployment rate. According to Census 2021, 1% 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.
The percentage of student residents living in SA18 2GE area is much higher than the country's average. Usually places with high percentage of students are near Universities and near entertainment places.
| Full-Time Employee | 106 |
| Retired | 26 |
| Part-Time Employee | 25 |
| Looking after home or family | 19 |
| Long-Term Sick or disabled | 14 |
| Self-Employed | 14 |
| Student (economically inactive) | 13 |
| Full-Time Student (with or without job) | 11 |
| Other | 4 |
| Unemployed | 3 |
| Human health and social work activities | 27 |
| Public administration and defence; compulsory social security | 19 |
| Education | 19 |
| Wholesale and retail trade; repair of motor vehicles and motor cycles | 17 |
| Transport and storage | 15 |
| Manufacturing | 13 |
| Information and communication | 8 |
| Construction | 7 |
| Professional, scientific and technical activities | 6 |
| Financial and insurance activities | 5 |
| Other | 4 |
| Administrative and support service activities | 4 |
| Accommodation and food service activities | 2 |
| Real estate activities | 1 |
| Water supply; sewerage, waste management and remediation activities | 1 |
| Mining and quarrying | 1 |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Ysgol Dyffryn Aman Margaret Street , Ammanford SA18 2NW | - not rated | 1,084 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Ysgol Gymraeg Rhydaman Lon Yr Ysgol , Rhydaman SA18 2NS | - not rated | 1,389 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Ysgol Feithrin Rhydaman Stryd Fawr , Rhydaman SA18 2NS | - not rated | 1,389 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Ysgol Gynradd Parcyrhun Heol Villiers , Rhydaman SA18 3HB | - not rated | 2,041 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Betws C.P. School Betws Road , Betws SA18 2HE | - not rated | 2,122 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 |
|---|---|---|---|
| GREAT WESTERN HOTEL | Great Western Hotel, 47 Station Road | 982 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| TIRYDAIL TAKEAWAY | 12 Llandybie Road | 754 yd | |
| The Big Chedz Limited | Shands Road | 1,014 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 | 40 Mbit/s |
| Average download speed | 58.5 Mbit/s |
| Minimum download speed | 160 Mbit/s |
| Maximum download speed | 160 Mbit/s |
| Median upload speed | 10 Mbit/s |
| Average upload speed | 12.9 Mbit/s |
| Maximum upload speed | 30 Mbit/s |
Broadband statistics are based on Ofcom's Communications Market Report (CMR) 2022.