Cardiff test routes

Test routes › Cardiff (Llanishen)

Practice routes around Cardiff (Llanishen) driving test centre: how long they are, the roads they use, roundabouts and speed limits.

In short: Cardiff (Llanishen) has 10 practice routes. A typical route is 8.8 miles and takes about 42 minutes (3.7–9.4 miles, 18–49 minutes). Expect about 5.5 roundabouts per route, fewer than 55% of UK test centres. Most of the driving is at 20 mph (92%), and the roads used most are Lambourne Crescent and Parc Tŷ Glas.

Updated 10 September 2026 · Source: the practice routes in the Driving Test Routes app. How these figures work

Cardiff test routes at a glance

Roads that come up most around Cardiff

How many of the 10 practice routes use each road.

• Lambourne Crescent10 of 10
• Parc Tŷ Glas10 of 10
• Tŷ Glas Road10 of 10
• Tŷ Glas Avenue10 of 10
• Cleeve Drive8 of 10
• Malvern Drive8 of 10
• Ashbourn Way8 of 10
• Fidlas Road8 of 10

Speed limits on the Cardiff routes

Share of the driving distance at each limit.

• 20 mph92%
• 30 mph8%

What to practise for Cardiff

• Roundabouts: about 5.5 per route, close to the middle of UK centres.
• Lots of 20 mph driving (92% of the distance). Watch your speed on residential streets and near schools.
• Longer drives: a typical route takes 42 minutes, so build stamina with full-length practice sessions.

Test centres near Cardiff

• Llantrisant test routes · 7.8 miles
• Barry test routes · 9.3 miles
• Newport (Gwent) test routes · 10.2 miles
• Weston-super-Mare test routes · 15.6 miles
• Merthyr Tydfil test routes · 16.2 miles
• Bridgend test routes · 16.9 miles

Cardiff test routes: questions