Postcodes in Cardiff page 6 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
CF1 3EU	Cathays	51.491334	-3.186821	317699	177600	ST176776
CF1 3HA	Cathays	51.493088	-3.191188	317399	177800	ST173778
CF1 3JA	Cathays	51.482431	-3.177949	318299	176600	ST182766
CF1 3JB	Cathays	51.482431	-3.177949	318299	176600	ST182766
CF1 3JD	Cathays	51.482431	-3.177949	318299	176600	ST182766
CF1 3JE	Cathays	51.483345	-3.176532	318399	176700	ST183767
CF1 3JF	Cathays	51.482431	-3.177949	318299	176600	ST182766
CF1 3JG	Cathays	51.482431	-3.177949	318299	176600	ST182766
CF1 3JH	Cathays	51.482431	-3.177949	318299	176600	ST182766
CF1 3JJ	Cathays	51.483373	-3.173653	318599	176700	ST185767
CF1 3JL	Cathays	51.483359	-3.175093	318499	176700	ST184767
CF1 3JN	Cathays	51.48333	-3.177972	318299	176700	ST182767
CF1 3JP	Cathays	51.482431	-3.177949	318299	176600	ST182766
CF1 3JQ	Cathays	51.482431	-3.177949	318299	176600	ST182766
CF1 3JR	Cathays	51.482431	-3.177949	318299	176600	ST182766
CF1 3JS	Cathays	51.482431	-3.177949	318299	176600	ST182766
CF1 3JU	Cathays	51.482431	-3.177949	318299	176600	ST182766
CF1 3JW	Cathays	51.48333	-3.177972	318299	176700	ST182767
CF1 3JY	Cathays	51.48333	-3.177972	318299	176700	ST182767
CF1 3LA	Cathays	51.483373	-3.173653	318599	176700	ST185767
CF1 3LB	Cathays	51.48333	-3.177972	318299	176700	ST182767
CF1 3LD	Cathays	51.483609	-3.176179	318424	176729	ST184767
CF1 3LE	Cathays	51.482431	-3.177949	318299	176600	ST182766
CF1 3LG	Cathays	51.483345	-3.176532	318399	176700	ST183767
CF1 3LH	Cathays	51.482431	-3.177949	318299	176600	ST182766
CF1 3LJ	Cathays	51.483345	-3.176532	318399	176700	ST183767
CF1 3LL	Cathays	51.483345	-3.176532	318399	176700	ST183767
CF1 3LN	Cathays	51.483345	-3.176532	318399	176700	ST183767
CF1 3LP	Cathays	51.488695	-3.180991	318099	177300	ST180773
CF1 3LQ	Cathays	51.488695	-3.180991	318099	177300	ST180773
CF1 3LR	Cathays	51.488681	-3.182431	317999	177300	ST179773
CF1 3LT	Cathays	51.48246	-3.17507	318499	176600	ST184766
CF1 3LU	Cathays	51.487811	-3.179528	318199	177200	ST181772
CF1 3LY	Cathays	51.488681	-3.182431	317999	177300	ST179773
CF1 3LZ	Cathays	51.488637	-3.186751	317699	177300	ST176773
CF1 3NA	Cathays	51.484657	-3.180167	318149	176850	ST181768
CF1 3NB	Cathays	51.48333	-3.177972	318299	176700	ST182767
CF1 3ND	Cathays	51.484215	-3.179435	318199	176800	ST181768
CF1 3NE	Cathays	51.485099	-3.180898	318099	176900	ST180769
CF1 3NF	Cathays	51.485085	-3.182338	317999	176900	ST179769
CF1 3NH	Cathays	51.4842	-3.180875	318099	176800	ST180768
CF1 3NJ	Cathays	51.485085	-3.182338	317999	176900	ST179769
CF1 3NL	Cathays	51.4842	-3.180875	318099	176800	ST180768
CF1 3NN	Cathays	51.484186	-3.182315	317999	176800	ST179768
CF1 3NP	Cathays	51.485128	-3.178019	318299	176900	ST182769
CF1 3NQ	Cathays	51.485085	-3.182338	317999	176900	ST179769
CF1 3NS	Cathays	51.486013	-3.179482	318199	177000	ST181770
CF1 3NU	Cathays	51.485984	-3.182361	317999	177000	ST179770
CF1 3NW	Cathays	51.485114	-3.179458	318199	176900	ST181769
CF1 3NX	Cathays	51.486042	-3.176602	318399	177000	ST183770
CF1 3NY	Cathays	51.486926	-3.178065	318299	177100	ST182771
CF1 3NZ	Cathays	51.486042	-3.176602	318399	177000	ST183770
CF1 3PA	Cathays	51.485157	-3.175139	318499	176900	ST184769
CF1 3PB	Cathays	51.486042	-3.176602	318399	177000	ST183770
CF1 3PD	Cathays	51.484244	-3.176556	318399	176800	ST183768
CF1 3PE	Cathays	51.483373	-3.173653	318599	176700	ST185767
CF1 3PF	Cathays	51.486042	-3.176602	318399	177000	ST183770
CF1 3PG	Cathays	51.4842	-3.180875	318099	176800	ST180768
CF1 3PH	Cathays	51.483345	-3.176532	318399	176700	ST183767
CF1 3PJ	Cathays	51.486042	-3.176602	318399	177000	ST183770
CF1 3PL	Cathays	51.485128	-3.178019	318299	176900	ST182769
CF1 3PN	Cathays	51.4842	-3.180875	318099	176800	ST180768
CF1 3PP	Cathays	51.486056	-3.175162	318499	177000	ST184770
CF1 3PQ	Cathays	51.485157	-3.175139	318499	176900	ST184769
CF1 3PR	Cathays	51.486056	-3.175162	318499	177000	ST184770
CF1 3PS	Cathays	51.488695	-3.180991	318099	177300	ST180773
CF1 3PU	Cathays	51.486926	-3.178065	318299	177100	ST182771
CF1 3PW	Cathays	51.485673	-3.174806	318523	176957	ST185769
CF1 3PX	Cathays	51.485157	-3.175139	318499	176900	ST184769
CF1 3PY	Cathays	51.485157	-3.175139	318499	176900	ST184769
CF1 3PZ	Cathays	51.483345	-3.176532	318399	176700	ST183767
CF1 3QA	Cathays	51.486926	-3.178065	318299	177100	ST182771
CF1 3QB	Cathays	51.486926	-3.178065	318299	177100	ST182771
CF1 3QD	Cathays	51.485143	-3.176579	318399	176900	ST183769
CF1 3QE	Cathays	51.485143	-3.176579	318399	176900	ST183769
CF1 3QF	Cathays	51.486042	-3.176602	318399	177000	ST183770
CF1 3QG	Cathays	51.485143	-3.176579	318399	176900	ST183769
CF1 3QH	Cathays	51.487811	-3.179528	318199	177200	ST181772
CF1 3QJ	Cathays	51.486042	-3.176602	318399	177000	ST183770
CF1 3QL	Cathays	51.485143	-3.176579	318399	176900	ST183769
CF1 3QN	Cathays	51.487811	-3.179528	318199	177200	ST181772
CF1 3QP	Cathays	51.482431	-3.177949	318299	176600	ST182766
CF1 3QQ	Cathays	51.485143	-3.176579	318399	176900	ST183769
CF1 3QS	Cathays	51.485157	-3.175139	318499	176900	ST184769
CF1 3QT	Cathays	51.481547	-3.176486	318399	176500	ST183765
CF1 3QU	Cathays	51.485157	-3.175139	318499	176900	ST184769
CF1 3QW	Cathays	51.477922	-3.179273	318199	176100	ST181761
CF1 3QX	Cathays	51.482431	-3.177949	318299	176600	ST182766
CF1 3QY	Cathays	51.486056	-3.175162	318499	177000	ST184770
CF1 3QZ	Cathays	51.484258	-3.175116	318499	176800	ST184768
CF1 3RA	Cathays	51.485157	-3.175139	318499	176900	ST184769
CF1 3RB	Cathays	51.485157	-3.175139	318499	176900	ST184769
CF1 3RD	Cathays	51.485171	-3.173699	318599	176900	ST185769
CF1 3RE	Cathays	51.485171	-3.173699	318599	176900	ST185769
CF1 3RG	Cathays	51.485157	-3.175139	318499	176900	ST184769
CF1 3RH	Cathays	51.485171	-3.173699	318599	176900	ST185769
CF1 3RJ	Cathays	51.484258	-3.175116	318499	176800	ST184768
CF1 3RL	Cathays	51.485157	-3.175139	318499	176900	ST184769
CF1 3RN	Cathays	51.483373	-3.173653	318599	176700	ST185767
CF1 3RP	Cathays	51.485157	-3.175139	318499	176900	ST184769

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