SY21 is a postcode district in Powys, Wales, covering 865 active and 151 retired postcodes.
The largest share of SY21 (29%) is characterised by a working countryside area — farms, fields and close-knit local communities, alongside a rural area where most people work locally, often in farming or trades (18%). A further 15% of the district is made up of a rural area with a significant number of older people in rented flats. This mix of 6 distinct neighbourhood types makes SY21 one of the more varied districts in the region.
Property: Average house prices in SY21 are around £341k, up 39.9% year-on-year. Safety: Crime runs above average across SY21 at 185 per 1,000 residents — driven partly by commercial activity and transport hubs. Individual street-level data is available by selecting a specific postcode below. The district has a mature, established population with an average age of 48 — predominantly owner-occupied, quiet, and low-turnover.
Select any postcode below to explore street-level crime, nearby schools, sold house prices, and census data — or view the full SY21 demographics profile for district-wide census breakdowns.
Area Analysis Powys, Wales
SY21 House Prices, Crime & Local Stats
Comprehensive demographic deep-dive and infrastructure audit for the SY21 postcode area.
groups
Population16,996
cake
Avg Age48
payments
Avg Income£ 36,986 /yr
work
Employed48%
Neighbourhood Index
infoHow calculated?Score 1–10 — how this postcode ranks nationally (10 = top 10%)
shieldSafety
7/10family_restroomFamily
7/10favoriteHealth
2/10workEmployment
5/10diversity_3Diversity
6/10paymentsAffluence
3/10directions_transitTransit
3/10homeHome Ownership
5/10trending_upInvestment
10/10psychology
Area Character
Owner-occupied, family-oriented, and settled. SY21's 64% ownership and 48-year average age put it squarely in the established family zone. Crime rates in this specific area are higher than average. Property prices average £341k. Property prices are trending up 39.9% year-on-year.
home £341,750 median price
verifiedPublished by PostcodeInfo.uk · · Sources: ONS Census 2021, police.uk, Land Registry
mapGeographic Location
Demographic Deep-Dive
Census-aligned analysis of population structure and socioeconomic drivers.
Ethnicity Profile
White / British98.3%
Asian / British Asian0.5%
Black / African / Caribbean0.1%
Other / Mixed1.1%
Economic Activity
48%Active
FT: 32%
Unemployed: 2%
gavel Crime Overview 12 Months (up to 2026-01)
Recent reported incidents and common crime categories.
Violence and sexual offences1431
Public order346
Anti-social behaviour334
Criminal damage and arson241
Other theft196
storefront Nearby Amenities
shopping_bag
Retailers - Other
56 nearby- Einion Stores
- Irfon Valley Lamb
- Post Office Stores
- T H & G M Watkins
- Irfon Valley Lamb
- + 51 more
hotel
Hotel, B&B, Guest House
22 nearby- Cann Office Hotel
- Eithinog Hall
- Gwaenynog Farmhouse B & B
- Gwesty Goat
- Henllan Mill
- + 17 more
local_bar
Pub, NightClub
60 nearby- Black Lion
- The Horseshoes
- Yr Henllan
- Black Lion
- Henllan Pub
- + 55 more
restaurant
Restaurant, Cafe
97 nearby- The Stores
- Busy Bees Cafe & Bakery
- Fabrizios Italian Restaurant
- Green Dragon Inn
- Llanfair Light Railway
- + 92 more
local_grocery_store
Supermarkets
10 nearby- Aldi Stores Ltd
- B & M Stores
- Tesco Stores Limited
- Tuffins Supermarket
- Wm Morrison Supermarkets Limited
- + 5 more
fastfood
Takeaway Shop
20 nearby- Edens Kitchen
- Edens Kitchen
- Andrews Fish Bar
- Baba Alis 2
- Best
- + 15 more
Generated by PostcodeInfo.uk
Area Profile: SY21 · Data under Open Government Licence