| 1 | Abbey Farm CottageIP24 1AZ | Grade I |
| 2 | Ancient House MuseumIP24 1AA | Grade I |
| 3 | Farm Building to West of Abbey Farm CottageIP24 1DA | Grade I |
| 4 | Nunnery BarnIP24 2PU | Grade I |
| 5 | Priory GatehouseIP24 1AZ | Grade I |
| 6 | Remains of Dominican Church at Thetford Grammar SchoolIP24 3LU | Grade I |
| 7 | Remains of Priory of Our Lady of Thetford Including Prior's LodgingIP24 1AX | Grade I |
| 8 | Remains of Priory of St SepulchreIP24 3PW | Grade I |
| 9 | 3 and 4, Market PlaceIP24 2AH | Grade II* |
| 10 | 3 and 5, Castle StreetIP24 2AJ | Grade II* |
| 11 | Bell HotelIP24 2AZ | Grade II* |
| 12 | Church of St CuthbertIP24 1ZX | Grade II* |
| 13 | Church of St Mary the LessIP24 3AP | Grade II* |
| 14 | Church of St PeterIP24 2AT | Grade II* |
| 15 | Fulmerston's AlmshousesIP24 3AN | Grade II* |
| 16 | Nunnery Place Ruin Approximately 10 Metres South East of the NunneryIP24 2PU | Grade II* |
| 17 | Roman Catholic Church of St Mary and Parish HallIP24 3BN | Grade II* |
| 18 | The NunneryIP24 2PU | Grade II* |
| 19 | 10, Garden PlaceIP24 3DD | Grade II |
| 20 | 10, Old Market StreetIP24 2EQ | Grade II |
| 21 | 10, Raymond StreetIP24 2EA | Grade II |
| 22 | 10, White Hart StreetIP24 1AD | Grade II |
| 23 | 11 and 11a, Raymond StreetIP24 2EA | Grade II |
| 24 | 12, 14 and 16, Mill LaneIP24 3BX | Grade II |
| 25 | 12-18, Grove LaneIP24 2HT | Grade II |
| 26 | 12 and 14, Bridge StreetIP24 3AD | Grade II |
| 27 | 1, 2 and 3 Nunnery CottagesIP24 2PZ | Grade II |
| 28 | 13 and 15, Water LaneIP24 1BB | Grade II |
| 29 | 14, Magdalen StreetIP24 2BN | Grade II |
| 30 | 14, White Hart StreetIP24 1AD | Grade II |
| 31 | 15, 17, 19 and 19a, White Hart StreetIP24 1AA | Grade II |
| 32 | 16 and 20, Magdalen StreetIP24 2BN | Grade II |
| 33 | 17 and 19, Magdalen StreetIP24 2BW | Grade II |
| 34 | 17, Bridge StreetIP24 3AE | Grade II |
| 35 | 18, White Hart StreetIP24 1AD | Grade II |
| 36 | 1-9 and 9a, Magdalen StreetIP24 2AJ | Grade II |
| 37 | 19, Guildhall StreetIP24 2DT | Grade II |
| 38 | 1, Castle StreetIP24 2AJ | Grade II |
| 39 | 20, White Hart StreetIP24 1AD | Grade II |
| 40 | 21-27, Magdalen StreetIP24 2BW | Grade II |
| 41 | 2, 2a, 4, 4a, 6 and 6a, White Hart StreetIP24 1AA | Grade II |
| 42 | 2, 2a and 4, Magdalen StreetIP24 2AJ | Grade II |
| 43 | 22, Magdalen StreetIP24 2BN | Grade II |
| 44 | 22, Miller's LaneIP24 1AT | Grade II |
| 45 | 23, Old Market StreetIP24 2EQ | Grade II |
| 46 | 24 and 26, Magdalen StreetIP24 2BN | Grade II |
| 47 | 2, 4 and 6, Earls' StreetIP24 2AH | Grade II |
| 48 | 27 and 29, Bury RoadIP24 3AW | Grade II |
| 49 | 28, Bridge StreetIP24 3AF | Grade II |
| 50 | 30, Bridge StreetIP24 3AG | Grade II |