| Canal Bank Walk, Ballyconnell | — | 5 |
| Canal Bank Walk, Castleford | — | 8 |
| Canal Bank Walk, Castleforde | — | 11 |
| Canal Bank Walk, Castleforde Ballyconnell | — | 7 |
| Carnalynch, Bailieborough | — | 7 |
| Carnin, Ballyjamesduff | — | 8 |
| Carraig Beag, Cootehill | €191,000 | 13 |
| Carraig Beag, Drumalee | — | 9 |
| Carrickavee, Ballyjamesduff | — | 6 |
| castleford, ballyconnell | — | 6 |
| Castleforde, Ballyconnell | €145,500 | 30 |
| Castlegate, Bullock Lane | €107,000 | 14 |
| Castlegate, Main St | — | 5 |
| Castlegate Apts, Bullock Lane | €142,500 | 5 |
| Castlehill, Belturbet | — | 5 |
| Castlemanor, Billis Nursing Home | — | 62 |
| Castlemanor, Drumalee | — | 13 |
| Castlemanor Retirement Village, Billis | — | 8 |
| Castlepoles, Arva | — | 5 |
| castlerahan, ballyjamesduff | €170,000 | 8 |
| Castlerahan, Mullagh | — | 9 |
| Cavan Rd, Cootehill | €130,000 | 10 |
| Cavan Road, Ballinagh | — | 12 |
| Cavan Road, Virginia | €280,000 | 11 |
| Cavan Street, Cootehill | — | 9 |
| Cedar Ave, The Gallops | €171,250 | 8 |
| Chapel Road, Belturbet | — | 9 |
| Chapel St, Ballyjamesduff | — | 5 |
| Cherry Blossom Walk, Rocklands | — | 7 |
| Church Road, Kilnaleck | — | 7 |
| Church Street, Ballyconnell | — | 5 |
| Church Street, Cootehill | €85,000 | 18 |
| Church Street, Killeshandra | €62,500 | 7 |
| Church View, Ballyhaise | €237,004 | 12 |
| Clankee Court, Shercock | — | 5 |
| Claremont, Cock Hill | — | 5 |
| Clementstown, Cootehill | €175,000 | 16 |
| Clementstown, Magheranure | — | 5 |
| Cloghbally Upper, Mullagh | — | 5 |
| Clonkeefy, Ballyjamesduff | — | 6 |
| Clonoose, Ballyheelan | — | 5 |
| Cloverhill, Bailieborough | — | 8 |
| Cluain Aoibhinn, Swellan | €220,000 | 30 |
| Cluain Aoibhinn, Swellan Lower | — | 8 |
| Cluain Aoibhinn Court, Swellan | €155,000 | 22 |
| Cluain Aoibhinn Court, Swellan Lower | — | 6 |
| Cluain Dara, Bailieborough Rd | — | 5 |
| Cluain Dara, Kingscourt | — | 21 |
| Cluain Mullach, Kells Road | — | 6 |
| Cluain Mullach, Mullagh | €279,500 | 13 |
| Cnoc na Ri, Kells Road | €286,343 | 31 |
| Cnoc Na Ri, Kingscourt | €286,344 | 13 |
| Cnoic Alainn, Cootehill | — | 5 |
| Cnoic Alainn, Munnilly | — | 5 |
| Collops, Kingscourt | — | 7 |
| Coolbawn, Corlismore | — | 5 |
| Coolkill, Kilnaleck | — | 10 |
| Corbeagh, Cootehill | — | 8 |
| Corduff, Ballinagh | €218,000 | 11 |
| Corgreagh, Poles | — | 5 |
| Corkerstown, Shercock | — | 6 |
| Corlatt, Mullagh | — | 8 |
| Corlespratten, Arva | — | 5 |
| Cormeen, Ballyjamesduff | — | 6 |
| Cormore, Arva | — | 5 |
| Cornadarragh, Belturbet | €180,000 | 12 |
| Cornakill, Kingscourt | — | 7 |
| Cornakill, Mullagh | €190,000 | 13 |
| Corner Manor, Virginia Rd | — | 5 |
| Corr, Loughduff | — | 8 |
| Corraback, Belturbet | — | 5 |
| Corraweelis, Carrickaboy | — | 9 |
| Court Crescent, Virginia Rd | €178,750 | 6 |
| Cranadillon Place, Virginia | — | 6 |
| Creighan Manor, Ballinagh Road | €277,533 | 17 |
| Crenard, Ballinagh | — | 7 |
| Crossafehin, Virginia | — | 5 |
| Crossreagh, Mullagh | — | 5 |
| Crover, Mountnugent | — | 8 |
| Cul Lana, Kilnaleck | €160,000 | 14 |
| Cul Na Greine, Oldcastle Rd | — | 7 |
| Cullyleenan, Ballyconnell | — | 5 |
| Curkish, Bailieborough | €172,500 | 21 |
| Curragh Park, Mullagh | €252,500 | 14 |
| The Courtyard, Cornadarragh | €91,000 | 18 |
| The Courtyard, Cornadarragh Forest Park | — | 5 |