SY10 0JP Powys
Live postcode, introduced January 1980. Ward: Llanrhaeadr-ym-Mochnant and Llansilin.
Streets
- Unnamed street near Powys Terrace, Llanrhaeadr-ym-Mochnant: 7 addresses
- Park Street, Llanrhaeadr-ym-Mochnant: 4 addresses
- Market Street, Llanrhaeadr-ym-Mochnant: 3 addresses
- Dol-y-Bont, Llanrhaeadr-ym-Mochnant: 1 address
Council tax
What each band costs in Powys in 2026-27: Band D £2,352 a year on average, including the police and community council charges.
| A | B | C | D | E | F | G | H | I |
|---|---|---|---|---|---|---|---|---|
| £1,568 | £1,829 | £2,090 | £2,352 | £2,874 | £3,397 | £3,920 | £4,703 | £5,487 |
Homes by band in the neighbourhood around this postcode: most are in band E (25% of about 1,020 homes).
Planning and heritage
- Conservation area: yes, Llanrhaeadr-ym-Mochnant. Extensions, demolition, some windows and doors, and work on trees need consent.
- Listed buildings within 100 m of this postcode: 16.
- Article 4 directions, tree preservation orders and green belt: Wales has no national record of these; the council's planning department holds them.
Listed buildings
- Capel Seion including Railings, grade II*
- 11 Waterfall Street, grade II
- Arwelfa, grade II
- Bodawel, grade II
- Bwthyn-hedd, grade II
- Castle Building, grade II
- Enson House including railings at front, grade II
- Hanmer House including railings at front, grade II
- Haulfre Cottage and Shop ('Dragons') including railings at front, grade II
- Llanrhaeadr-ym-Mochnant Bridge, grade II
- Llanrhaeadr-ym-Mochnant Bridge (partly in the Community of Llanrhaeadr-ym-Mochnant (South)), grade II
- Lloran House, grade II
- Maesgwyn, grade II
- Minafon, grade II
- The Plough with Adjacent Outbuildings and Plough Cottage (formerly Chapel House) at west end, grade II
- The Waterloo Stone, grade II
Flood risk
Rivers, the sea or surface water: of the 15 address points in this postcode, 6 at high risk, 0 at medium risk and 2 at low risk. Each counts once, at the higher of its rivers-and-sea and surface-water risk.
Rivers and the sea alone: 3 at high risk, 0 at medium risk and 0 at low risk. Surface water and small watercourses alone: 3 at high risk, 0 at medium risk and 5 at low risk.
High: 3.3% (1 in 30) or more chance of flooding a year. Medium: 1% to 3.3%. Low: 0.1% to 1%. The map allows for flood defences. Address points are every property record (UPRN) in the postcode, each counted if it is in an area or within 5 m of one (the maps stop at building walls); a few are not homes, such as garages, business units or caravan pitches. Counts cover whole postcodes, which can include other streets.
Flood zone for planning: the postcode centre is in flood zone 3. Zone 3 is a 1% (1 in 100) or greater annual chance of flooding from rivers, or 0.5% from the sea, ignoring defences. Welsh zones include an allowance for climate change.
Height above sea level
The postcode's 15 addresses are between 151 m and 161 m above sea level (154 m on average).
Broadband
Superfast 100%, ultrafast 100%, gigabit 100% of premises; 0% cannot get 10 Mbit/s. Ofcom Connected Nations, data as at January 2026.
Getting around
| Nearest | Distance | |
|---|---|---|
| Railway station | Gobowen 248,000 journeys in 2024–25 | 19.5 km (12 miles) |
| Bus stops | 3 stops within 400 m (0.2 miles), 6 within 800 m (0.5 miles); nearest Three Tuns Llanrhaeadr-ym-Mochnant | 80 m |
| Airport with scheduled flights | Liverpool John Lennon Airport LPL | 64.3 km (40 miles) |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | Llanfyllin Group Practice | 6.8 km (4.2 miles) |
| NHS dentists | Llanfyllin Group Practice | 6.8 km (4.2 miles) |
| Hospital | Robert Jones & Agnes Hunt Orthopaedic Hospital | 19.4 km (12 miles) |
| Police station | Dyfed Powys Police - Llanfyllin Police Station | 6.9 km (4.3 miles) |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Play area | 1 within 800 m (0.5 miles); nearest Unnamed 840 m² | 310 m |
| Allotments | 1 within 800 m (0.5 miles); nearest Unnamed 1,210 m² | 770 m (0.5 miles) |
Landmarks
The nearest historic landmark is Capel Seion including Railings, a listed building (Grade II*), 50 m. 36 listed buildings are within 1 km (0.6 miles), 3 of them Grade II*.
| Name | What it is | From the postcode's centre |
|---|---|---|
| Capel Seion including Railings | Listed building, Grade II* | 50 m |
| Church of St Dogfan | Listed building, Grade II* | 140 m south-east |
| Henfache | Listed building, Grade II* | 940 m (0.6 miles) north |
| Llanrhaeadr-ym-Mochnant Crop Marks W of Meusydd Smithy | Scheduled monument | 1.4 km (0.9 miles) south-east |
| Ty'n-y-Celyn Castle Mound | Scheduled monument | 1.8 km (1.1 miles) west |
| Maes-Mochnant Standing Stone | Scheduled monument | 1.9 km (1.2 miles) south-east |
| Name | What it is | From the postcode's centre |
|---|---|---|
| Moel Hen-fache | Hill | 2.5 km (1.5 miles) north-west |
| Parc-uchaf Reservoirs | Lake or reservoir | 2.5 km (1.5 miles) east |
| Ceunant Cil-eos | Valley | 2.5 km (1.6 miles) west |
| Mynydd Mawr | Hill | 2.7 km (1.7 miles) north |
| Llechwedd Llwyd | Hill | 2.8 km (1.7 miles) south |
| Coed Cochion | Wood | 3.6 km (2.2 miles) east |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 2.0 | 40 | 10 |
| Fine particles (PM2.5) | 4.5 | 20 | 5 |
| Particles (PM10) | 6.8 | 40 | 15 |
All three are within both the UK limits and the WHO guidelines.
Road and rail noise
| Level | Road traffic | Railways |
|---|---|---|
| 60 to 64 | 2 | 0 |
| 55 to 59 | 5 | 0 |
| Under 55 | 8 | 15 |
7 of the postcode's 15 addresses are modelled at 55 dB or more from road traffic, above the WHO guidelines.
Climate, daylight and earthquakes
Monthly temperatures and rainfall, sunrise and sunset through the year, and earthquakes recorded nearby since 1970 are much the same across the area, so they are worked out once for Powys: see them on the Powys page.
People and work
Who lives here
| Around this postcode | Wales | |
|---|---|---|
| Median age | 61 | 43 |
| Children under 15 | 9% | 17% |
| Aged 65 and over | 44% | 21% |
Homes
| Around this postcode | Wales | |
|---|---|---|
| Owned (outright or with a mortgage) | 76% | 66% |
| Owned outright | 61% | 38% |
| Shared ownership | 1% | under 1% |
| Social rented | 6% | 17% |
| Private rented | 14% | 17% |
Work and commuting
| Around this postcode | Wales | |
|---|---|---|
| Adults (16 and over) in work | 46% | 54% |
| Unemployment (of those working or looking for work) | 3% | 6% |
| Retired (of adults) | 45% | 25% |
| Long-term sick or disabled (of adults) | 4% | 6% |
| Work mainly from home (of those in work) | 36% | 26% |
| Travel to work by car or van | 58% | 61% |
| By train, Underground, metro or tram | 1% | under 1% |
| By any public transport, including bus | 1% | 3% |
| On foot or by bicycle | 2% | 8% |
| Work within 10 km (6 miles) of home (of those who travel to work) | 15% | 60% |
| Work 30 km (19 miles) or more away | 46% | 10% |
Education and languages
| Around this postcode | Wales | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 36% | 32% |
| No qualifications | 21% | 20% |
| Apprenticeship as highest qualification | 5% | 6% |
| Main language English or Welsh (aged 3 and over) | 100% | 97% |
| Cannot speak English well or at all | 0% | under 1% |
Deprivation
The neighbourhood around this postcode is in decile 6 of 10 on the Welsh Index of Multiple Deprivation 2025, where 1 is the most deprived tenth of Wales's 1,917 neighbourhoods and 10 the least.
The full dossier for this postcode's main street is on Unnamed street near Powys Terrace.