529 (Hampshire) Coast Regiment RA (TA) was formed from part of the Hampshire Heavy Regiment RA (TA), in September 1940. RHQ was placed in suspended animation and the batteries joined 527 Coast Regiment RA (TA) in April 1944. 529 (Hampshire) Coast Regiment RA (TA) was disbanded in January 1947.
Illustrations of the formation badges under which a unit served or supported are given. This is no guarantee that the unit used this formations badge.
| Sep 40 | Formed from part of Hampshire Heavy Regiment | Portsmouth, Hampshire, UK | |
| Sep 40 |  |
Southern Command | Portsmouth, Hampshire, UK |
| Apr 42 |  |
5 Corps | Portsmouth, Hampshire, UK |
| Dec 42 | |
Southern Command, Square Tower Fire Command | Portsmouth, Hampshire, UK |
| Apr 44 | Suspended animation |
Batteries
| Sep 40 | A (Spithead), B (Esplanade, Southsea Castle & Old Saluting Bty), C (Fort Blockhouse & Fort Monckton) |
| Apr 41 | 123 (Spithead), 124 (Esplanade, Southsea Castle & Old Saluting Bty), 125 (Fort Blockhouse & Fort Monckton) |
| Mar 43 | 123, 124, 125, 165, 183, 209 |