- GAOL demolished
- March At the Board School Rhodosia Jones resigns as headmistress and Miss Thomas was appointed.
- April Headmaster of the Board school J R Griffiths resigns (and leaves for Wellingborough)
- May John Evans, Carmarthen is appointed headmaster of the Board School
- July Brecon Old Bank amalgamated with Lloyds
- August Northgate sold to John Wilson for £36; Eastgate sold to David Davies, Black Lion Hotel for £80.
- 13 August Eisteddfod Dyfed held in a marquee behind Grangetown
- September T C Evans is appointed pastor of Hope Chapel
- November: ELECTIONS: David Davies, Stanley House 371; E Ceredig Evans, chemist 316; O Beynon Evans, undertaker 288; D G Thomas, chemist 274; Jacob Trollip, Black Lion 323
- David Davies, David, Stanley House appointed mayor
The following were buried in the town cemetery:
January
- Thomas DAVIES, Gloucester House, 2 Jan 1890, 47, grocer
- Gwilym EVANS, Ebens Lane, 8 Jan 1890, 3w, son of Evan (carpenter)
- Hedmund Lewis RICH, 5 Ebens Lane, 8 Jan 1890, 39, Aerated Water Manufacturer
March
- William Henry JAMES, 1 St Mary’s Lane, 14 Mar 1890, 14m, son of John Elias (Shipping Clerk)
- Nicholas COOK, St Dogmells, Cardigan Union Workhouse, 20 Mar 1890, 55
- Sophia HOWARD, 13 William St, 21 Mar 1890, 72, widow
April
- John LADD, Pontycleifion, 4 Apr 1890, 5, son of John (tailor)
- Florence Hilda DAVIES, Tintern Cottage, 8 Apr 1890, 10, daughter of Dan
- Frances WILLIAMS, Mwldan, 13 Apr 1890, 21, wife of Thomas (mariner)
- Martha EVANS, Gloucester Row, 29 Apr 1890, 68
- David James GEORGE, Drawbridge, 30 Apr 1890, 3m, son of David
May
- William Albert SMITH, Upper Mwldan, 12 May 1890, 15m, son of William Henry (mariner)
- Hannah Maud GEORGE, Drawbridge, 28 May 1890, 6, daughter of David
June
- William Henry SMITH, Mwldan; in River Tivy, 16 Jun 1890, 32, mariner
July
- Margaret Elizabeth WESTON, Cardigan, St Mary’s, 16 Jul 1890, 51, wife of John
September
- Margaret LEWIS, Cardigan, St Mary’s, Pwllhai, 16 Sep 1890, 3, daughter of Lewis
October
- William John THOMAS, St Mary St, 14 Oct 1890, 3m, son of William (Cabinet Maker)
November
- Margaret JONES, 3 Queens Terr, 5 Nov 1890, 23, spinster
December
- Hilda Maria MATTHIAS, High St, 4 Dec 1890, 3, daughter of Edward (draper)
- Howard REES, High St, 3 Dec 1890, 11m, son of William (grocer)
- Thomas Caradog Luke WEBB, Cardigan, St Mary’s, 6 Dec 1890, 15m, son of Mary Anne Webb (spinster)
- Joseph CLOUGHER, High St, 12 Dec 1890, 73, stationer
- James Henry SMITH, Cardigan Union Workhouse, 13 Dec 1890, 35