LL17 postcode district: St Asaph and around

LL17 is a postcode district in Wales, with 235 postcodes in use in 1 sector. It has postcodes in St Asaph. It is split between 2 councils: Denbighshire (232 postcodes) and Conwy (3).

Postcodes in use: 235
Sectors: 1
Councils: 2 councils
Places: St Asaph

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. See all our data sources

Every postcode in LL17, by gigabit broadband

No home or business can get gigabit: 40
Some can get gigabit: 47
Every home and business can get gigabit: 146
Ofcom gives no figure: 2

Of the 235 postcodes in LL17 that ONS places, 40 have no home or business that can get gigabit, 47 have some that can, 146 can all get it and 2 have no Ofcom figure.

Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode.

The middle of its postcodes: latitude 53.2522, longitude -3.4369. Open this area on OpenStreetMap

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; gigabit: Ofcom, Connected Nations, Spring 2026; roads, rivers and built-up areas: Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them

Postcodes without gigabit

40 postcodes here have no gigabit. These are the 12 first in postcode order.

LL17 0AD LL17 0AE LL17 0AG LL17 0AH LL17 0AP LL17 0BA LL17 0BB LL17 0BE LL17 0DU LL17 0DY LL17 0EL LL17 0EU

What broadband can you get in LL17?

Ofcom reports on 233 of the 235 postcodes in LL17. At 146 of them every home and business can get gigabit broadband, and at 11 some cannot get decent broadband (10 Mbit/s).

Postcodes where every home can get gigabit146 of 233

Postcodes where every home can get superfast172 of 233

Postcodes where some cannot get decent broadband11 of 233

Ofcom gives each postcode's share of homes and businesses, not how many there are, so these count postcodes. Each postcode page has its own figures. A provider's checker answers for one address.

Check one address on Ofcom's checker

Source: Ofcom, Connected Nations, Spring 2026, data for January 2026, Open Government Licence v3.0. How we use it

What do homes sell for in LL17?

Homes in LL17 sold for a typical £262,500 in the 12 months to August 2026, across 75 sales, up 3.7% on the 12 months before, HM Land Registry's figures show.

£262,500 typical price, the 12 months to August 2026

12 months to August 2025: £253,250
12 months to August 2026: £262,500

▲ up 3.7% on the 12 months before

Detached£310,500 42 sales

Semi-detached£205,000 23 sales

Terraced£168,000 9 sales

Flat or maisonette 1 sale, too few to price

Standard sales of homes at market value. A typical price is the median, the middle sale. Sales take weeks to be registered, so the last month or two are incomplete. Each postcode page gives the figure for its own postcode sector.

Source: HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it