BoundaryFinder
South Wales

Where Is My Property Boundary in Cardiff?

Find the general boundary of your Cardiff property in seconds. Enter your postcode, see the registered general boundary on a satellite map, then navigate every boundary point using GPS on your phone.

HM Land Registry & OS Data
GPS Coordinates & Google Maps
Walk Boundaries on Your Phone
Instant PDF — No Account Needed

Find Your Cardiff Property Boundaries — Then Walk Them

Under Section 60 of the Land Registration Act 2002, almost all registered property boundaries in England & Wales are general boundaries. We help you locate and walk yours.

Smartphone showing property boundary map with distances between points

Boundary Map With Distances

Every boundary point mapped with distances between them. See exactly where your Cardiff property starts and ends.

Person holding smartphone showing boundary lines near a fence

See It on the Ground

Stand at your fence line and see your boundary overlaid in real-time. Know exactly where your property starts and your neighbour’s ends.

Couple walking property boundary with phone showing GPS coordinates

Walk Your Entire Perimeter

Follow the GPS from corner to corner around your whole property. Compass bearings and distances guide you every step of the way.

Walk Your Boundaries With Your Phone

Our reports include live mobile GPS navigation that guides you to every boundary corner point. Open the report on your phone and follow the compass bearing and distance to walk your entire property perimeter — point by point.

Compass bearings between every point
Live GPS tracking to each corner
Distance in metres between points
Try 1 boundary point free before buying

Why Cardiff Property Boundaries Matter

Victorian Bay Terraces

Cardiff’s bay-fronted terraces in Cathays, Roath and Splott are a defining feature of the city. Narrow plots with rear gardens and shared alleyways make boundary clarity essential for any building or extension work.

Cardiff Bay Regeneration

The transformation of Cardiff Bay from Tiger Bay docks to a modern waterfront has created thousands of new residential plots. Newly registered boundaries on apartments and townhouses need GPS-level precision.

Suburban Family Homes

Popular suburbs like Whitchurch, Llandaff, Rhiwbina and Cyncoed feature detached and semi-detached homes with generous gardens. Fence and hedge lines often diverge from the registered boundary over time.

Valleys & Semi-Rural Plots

The Cardiff boundary extends north towards the valleys — Tongwynlais, Radyr and the Taff corridor. Properties here blend urban and rural character with irregular boundaries that benefit from GPS coordinates on the ground.

The General Boundary Rule

Under Section 60 of the Land Registration Act 2002, every registered title plan in England and Wales shows a general boundary only — not the exact legal line on the ground. At 1:1,250 scale, a single millimetre of ink on a title plan can represent over a foot on the ground. This applies to almost every registered property in the country.

BoundaryFinder GPS coordinates are derived from the official HMLR INSPIRE Index Polygons — the same cadastral dataset underlying every title plan. They show the approximate registered boundary position, which is useful for walking the general boundary extent and locating physical features such as fences, hedges and walls. They do not constitute a legal survey or a determined boundary. For any legally binding boundary question, obtain the official HMLR Title Plan and Title Register alongside this report.

Read the full General Boundaries guide ›

Areas We Cover in Cardiff

Our reports cover every registered property in Cardiff and the surrounding South Wales area. Search by postcode for instant results.

Cardiff City Centre (CF10) Cathays (CF24) Roath (CF23-CF24) Cardiff Bay (CF10-CF11) Whitchurch & Llandaff (CF14) Rhiwbina (CF14) Cyncoed (CF23) Pontcanna & Canton (CF5, CF11) Rumney & Llanrumney (CF3) Radyr & Danescourt (CF5, CF15) Penarth (CF64) Barry (CF62-CF63) Newport (NP) Bridgend (CF31-CF36) Pontypridd (CF37-CF38) Caerphilly (CF83)

Find Property Boundaries in Cardiff Now

Search any address or postcode in Cardiff and South Wales. Hundreds of thousands of registered properties covered.

Couple finding their property boundary using smartphone GPS

GPS Boundary Points Report

GPS boundary points report showing coordinates for every corner

Sample Boundary Report

Sample BoundaryFinder property boundary report