| KnownEstates. | Date | Acreage | Value | Rents | Fees | Reference |
| Great Dunmow | 1259 | 544 | 251s | 2 | I.P.M.C.132.22.16. | |
| 1303 | 1/2 | F.A. ii, 153. | ||||
| I.P.M. no extent | 1306 | 303s | I.P.M.C.133.121.5. | |||
| I.P.M. for wife (?) | 1340 | 460 | 261s | 41s | 1 | I.P.M. C.135.73.24. |
| Probable Total | 544 | 251 | 2 |
| Settlements:- | ||
| 1303 | Manor of Dunmow covenanted to Jacomina his wife | FF.ii.94.710 |