| 1 | Barnard Castle Bridge, Over the River TeesDL12 9BN | Grade I |
| 2 | Barnard Castle Bridge (That Part in Barnard Castle Civil Parish) and Attached Wall to South EastDL12 9BN | Grade I |
| 3 | BlagravesDL12 8PQ | Grade I |
| 4 | Bowes Museum with Steps and Railings AttachedDL12 8NP | Grade I |
| 5 | Church of St MaryDL12 8PQ | Grade I |
| 6 | Market CrossDL12 8ND | Grade I |
| 7 | Terrace Walls and Steps, and Heraldic Beasts, to South of Bowes MuseumDL12 8NP | Grade I |
| 8 | The CastleDL12 8PR | Grade I |
| 9 | 10 and 12, Market PlaceDL12 8ND | Grade II* |
| 10 | 15 and 17, Market PlaceDL12 8NF | Grade II* |
| 11 | 21, GalgateDL12 8EQ | Grade II* |
| 12 | 2 and 4, Market PlaceDL12 8ND | Grade II* |
| 13 | 34, the BankDL12 8PL | Grade II* |
| 14 | 38-44, the BankDL12 8PN | Grade II* |
| 15 | 6, 6a, 6b, 8 and 8a, Market PlaceDL12 8ND | Grade II* |
| 16 | Chapel Immediately East of Barnard Castle School DL12 8SX | Grade II* |
| 17 | Entrance Gates and Lodges to Bowes MuseumDL12 8NW | Grade II* |
| 18 | Hopper Tomb Approximately 2 Metres South of Church of St MaryDL12 8PQ | Grade II* |
| 19 | Thorngate House and Attached RailingsDL12 8PY | Grade II* |
| 20 | 100 and 102, GalgateDL12 8ES | Grade II |
| 21 | 104 and 106, GalgateDL12 8ES | Grade II |
| 22 | 108 and 110, GalgateDL12 8ES | Grade II |
| 23 | 10 and 10a, the BankDL12 8PH | Grade II |
| 24 | 112, GalgateDL12 8ES | Grade II |
| 25 | 116, GalgateDL12 8ES | Grade II |
| 26 | 118, GalgateDL12 8BL | Grade II |
| 27 | 11, the BankDL12 8PH | Grade II |
| 28 | 11, ThorngateDL12 8PY | Grade II |
| 29 | 12 and 14, Horse MarketDL12 8LZ | Grade II |
| 30 | 12 and 14, NewgateDL12 8NG | Grade II |
| 31 | 12, Hall StreetDL12 8FN | Grade II |
| 32 | 12, the BankDL12 8PQ | Grade II |
| 33 | 13 and 13a, GalgateDL12 8EQ | Grade II |
| 34 | 13, the BankDL12 8PH | Grade II |
| 35 | 13, ThorngateDL12 8PY | Grade II |
| 36 | 14 and 16, GalgateDL12 8BG | Grade II |
| 37 | 14 (Left Part), Market PlaceDL12 8ND | Grade II |
| 38 | 15, GalgateDL12 8EQ | Grade II |
| 39 | 15, the BankDL12 8PH | Grade II |
| 40 | 17, GalgateDL12 8EQ | Grade II |
| 41 | 17, the BankDL12 8PQ | Grade II |
| 42 | 18, 18a and 20, King StreetDL12 8EP | Grade II |
| 43 | 18, GalgateDL12 8BG | Grade II |
| 44 | 19 and 19a, GalgateDL12 8EQ | Grade II |
| 45 | 19 and 21, NewgateDL12 8NQ | Grade II |
| 46 | 19, Horse MarketDL12 8LY | Grade II |
| 47 | 19, ThorngateDL12 8QB | Grade II |
| 48 | 1 and 3, GalgateDL12 8LX | Grade II |
| 49 | 1 and 3, the BankDL12 8PH | Grade II |
| 50 | 1, Horse Market (See Details for Further Address Information)DL12 8LY | Grade II |