Postcodes in Cardiff page 29 Unitary Authority

This page provides postcode data for the Cardiff UK Unitary Authority.

In 2021, Cardiff contained approximately 147,300 households with a population of about 362,400

In 2011, Cardiff contained approximately 142,598 households with a population of about 346,191

Wards in this Unitary Authority

Adamsdown , Butetown , Caerau , Canton , Cathays , Cyncoed , Ely , Fairwater , Gabalfa , Grangetown , Heath , Lisvane and Thornhill , Llandaff , Llandaff North , Llanishen , Llanrumney , Pentwyn , Pentyrch and St Fagans , Penylan , Plasnewydd , Pontprennau and Old St Mellons , Radyr , Rhiwbina , Riverside , Rumney , Splott , Trowbridge , Whitchurch and Tongwynlais

Parishes in this Unitary Authority

Adamsdown , Butetown , Caerau , Canton , Castle , Cathays , Cyncoed , Ely , Fairwater , Gabalfa , Grangetown , Heath , Lisvane , Llandaff , Llandaff North , Llanedeyrn , Llanishen , Llanrumney , Old St. Mellons , Pentwyn , Pentyrch , Penylan , Pontcanna , Pontprennau , Radyr and Morganstown , Rhiwbina , Riverside , Roath , Rumney , Splott , St. Fagans , Thornhill , Tongwynlais , Tremorfa , Trowbridge , Whitchurch

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Postcode	Ward	Latitude	Longitude	Easting	Northing	Grid ref
CF10 3HJ	Cathays	51.484588	-3.174424	318548	176836	ST185768
CF10 3HX	Cathays	51.482706	-3.1774	318338	176630	ST183766
CF10 3JF	Cathays	51.483037	-3.176617	318393	176666	ST183766
CF10 3JJ	Cathays	51.482377	-3.178846	318237	176595	ST182765
CF10 3JN	Cathays	51.483574	-3.177826	318310	176727	ST183767
CF10 3JR	Cathays	51.482431	-3.17794	318300	176600	ST183766
CF10 3LB	Cathays	51.490778	-3.183047	317960	177534	ST179775
CF10 3LN	Cathays	51.483606	-3.175522	318470	176728	ST184767
CF10 3LU	Cathays	51.488416	-3.178311	318285	177266	ST182772
CF10 3NB	Cathays	51.48788	-3.18424	317872	177213	ST178772
CF10 3ND	Cathays	51.485148	-3.178659	318255	176903	ST182769
CF10 3NE	Cathays	51.485828	-3.181715	318044	176982	ST180769
CF10 3NH	Cathays	51.484556	-3.180256	318143	176839	ST181768
CF10 3NL	Cathays	51.484547	-3.18027	318142	176838	ST181768
CF10 3NN	Cathays	51.485134	-3.180948	318096	176904	ST180769
CF10 3NP	Cathays	51.48563	-3.177216	318356	176955	ST183769
CF10 3NQ	Cathays	51.488373	-3.182573	317989	177266	ST179772
CF10 3NS	Cathays	51.485538	-3.181031	318091	176949	ST180769
CF10 3NW	Cathays	51.487295	-3.183366	317932	177147	ST179771
CF10 3NX	Cathays	51.486806	-3.175648	318467	177084	ST184770
CF10 3NY	Cathays	51.48776	-3.1773	318354	177192	ST183771
CF10 3NZ	Cathays	51.486511	-3.175424	318482	177051	ST184770
CF10 3PA	Cathays	51.485821	-3.174269	318561	176973	ST185769
CF10 3PD	Cathays	51.484776	-3.175409	318480	176858	ST184768
CF10 3PE	Cathays	51.483674	-3.172313	318693	176732	ST186767
CF10 3PG	Cathays	51.484547	-3.18027	318142	176838	ST181768
CF10 3PL	Cathays	51.482965	-3.177522	318330	176659	ST183766
CF10 3PN	Cathays	51.482965	-3.177565	318327	176659	ST183766
CF10 3PW	Cathays	51.483574	-3.177811	318311	176727	ST183767
CF10 3QA	Cathays	51.488785	-3.18267	317983	177312	ST179773
CF10 3QB	Cathays	51.483037	-3.176617	318393	176666	ST183766
CF10 3QE	Cathays	51.485803	-3.176083	318435	176973	ST184769
CF10 3QG	Cathays	51.485652	-3.17595	318444	176956	ST184769
CF10 3QH	Cathays	51.485652	-3.17595	318444	176956	ST184769
CF10 3QN	Cathays	51.488406	-3.177461	318344	177264	ST183772
CF10 3QU	Cathays	51.485821	-3.174269	318561	176973	ST185769
CF10 3RA	Cathays	51.482965	-3.177565	318327	176659	ST183766
CF10 3RB	Cathays	51.482242	-3.181516	318051	176583	ST180765
CF10 3RE	Cathays	51.485171	-3.17369	318600	176900	ST186769
CF10 3RJ	Cathays	51.485055	-3.17276	318664	176886	ST186768
CF10 3RL	Cathays	51.486518	-3.176534	318405	177053	ST184770
CF10 3RQ	Cathays	51.485214	-3.1748	318523	176906	ST185769
CF10 3RS	Cathays	51.483364	-3.17458	318535	176700	ST185767
CF10 3RX	Cathays	51.483608	-3.176171	318425	176729	ST184767
CF10 3SB	Cathays	51.484278	-3.173984	318578	176801	ST185768
CF10 3SE	Cathays	51.485829	-3.175306	318489	176975	ST184769
CF10 3SG	Cathays	51.484303	-3.173265	318628	176803	ST186768
CF10 3SR	Cathays	51.48392	-3.173788	318591	176761	ST185767
CF10 3SX	Cathays	51.483367	-3.173327	318622	176699	ST186766
CF10 3TA	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3TB	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3TE	Grangetown	51.465745	-3.193634	317180	174762	ST171747
CF10 3TL	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3TN	Cathays	51.48625	-3.176368	318416	177023	ST184770
CF10 3TQ	Cathays	51.488785	-3.18267	317983	177312	ST179773
CF10 3TS	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3TT	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3TU	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3TW	Cathays	51.488785	-3.18267	317983	177312	ST179773
CF10 3TX	Grangetown	51.465745	-3.193634	317180	174762	ST171747
CF10 3TY	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3UA	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3UB	Cathays	51.486851	-3.176528	318406	177090	ST184770
CF10 3UD	Cathays	51.482791	-3.174249	318557	176636	ST185766
CF10 3UE	Cathays	51.484373	-3.172561	318677	176810	ST186768
CF10 3UF	Grangetown	51.465745	-3.193634	317180	174762	ST171747
CF10 3UG	Grangetown	51.465745	-3.193634	317180	174762	ST171747
CF10 3UH	Cathays	51.483579	-3.177322	318345	176727	ST183767
CF10 3UJ	Grangetown	51.465745	-3.193634	317180	174762	ST171747
CF10 3UL	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3UN	Cathays	51.491576	-3.18764	317643	177628	ST176776
CF10 3UP	Cathays	51.489079	-3.183968	317893	177346	ST178773
CF10 3UR	Cathays	51.484178	-3.173175	318634	176789	ST186767
CF10 3US	Grangetown	51.465745	-3.193634	317180	174762	ST171747
CF10 3UW	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3UX	Grangetown	51.465745	-3.193634	317180	174762	ST171747
CF10 3UY	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3UZ	Cathays	51.488785	-3.18267	317983	177312	ST179773
CF10 3WA	Cathays	51.485828	-3.181715	318044	176982	ST180769
CF10 3WB	Grangetown	51.465745	-3.193634	317180	174762	ST171747
CF10 3WD	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3WE	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3WF	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3WG	Cathays	51.482965	-3.177522	318330	176659	ST183766
CF10 3WH	Grangetown	51.465745	-3.193634	317180	174762	ST171747
CF10 3WJ	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3WL	Cathays	51.482965	-3.177565	318327	176659	ST183766
CF10 3WN	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3WP	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3WQ	Grangetown	51.465745	-3.193634	317180	174762	ST171747
CF10 3WT	Cathays	51.485828	-3.181715	318044	176982	ST180769
CF10 3WU	Cathays	51.482965	-3.177522	318330	176659	ST183766
CF10 3WW	Grangetown	51.465745	-3.193634	317180	174762	ST171747
CF10 3WX	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3XA	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3XB	Grangetown	51.465745	-3.193634	317180	174762	ST171747
CF10 3XD	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3XE	Grangetown	51.465736	-3.193634	317180	174761	ST171747
CF10 3XF	Grangetown	51.465745	-3.193634	317180	174762	ST171747
CF10 3XG	Cathays	51.486191	-3.175114	318503	177015	ST185770

Contains OS data © Crown copyright and database right 2025
Contains Royal Mail data © Royal Mail copyright and database right 2025
Contains National Statistics data © Crown copyright and database rights 2025
Source: Office for National Statistics licensed under the Open Government Licence v.3.0
Contains data from Wikipedia covered by the Creative Commons license