Aberaeron on Wikipedia.
 

Former Baptist Chapel (1870) on North Street. SN 4607 6300. © Graeme Harvey. My thanks to Janet Gimber for the identification and for the following links - link1 (click on main image to enlarge), and link2, which, despite some contradictory date information, has some useful history. It also says that it was Unitarian after 1968, and closed for worship in 1976.

Catholic Church of the Holy Cross (R.C.) on Victoria Street. SN 4585 6301. © Graeme Harvey. Link.

Holy Trinity. Its grade II listing dates it to 1835. SN 4574 6275. © Graeme Harvey. Two interior views - 1, 2, both © Mike Berrell (2011). Link.

Kingdom Hall of Jehovah's Witnesses off the A482 south of the town. SN 4579 6206. © Mike Berrell (2012).

Peniel Chapel on Water Street. The date-stone. SN 4587 6280. Both © Mike Berrell (2012).

Spiritualist Church on Waterloo Street, as seen by Streetview in 2016. SN 4562 6301.

Tabernacle, on Tabernacle Street. SN 4571 6301. © Chris Emms (2009). Link.