Below is a list of Masonic Units that meet at Harlow Masonic Hall.
| Name | Meeting | No. | Order |
| Almaston | Lodge | 4455 | Craft |
| Barnaby Rudge | Lodge | 8589 | Craft |
| Bernard Morley | Conclave | 340 | Red Cross |
| Borrowed Light | Lodge | 9054 | Craft |
| Borrowed Light | Chapter | 9054 | Royal Arch |
| Cambridge Heath | Chapter | 4506 | Royal Arch |
| Deo Confidimus | Lodge | 6253 | Craft |
| Essex Quadrant | Chapter | 7143 | Royal Arch |
| Eton Manor | Lodge | 8438 | Craft |
| Eureka | Lodge | 8761 | Craft |
| Forest of Waltham | Lodge | 1444 | Mark MM |
| Harlow | Chapter | 2734 | Royal Arch |
| Harlowbury | Lodge | 7795 | Craft |
| High Beech | Chapter | 7669 | Royal Arch |
| Ilford St. Mary | Chapter | 743 | Rose Croix |
| Ixion | Lodge | 2501 | Craft |
| Ixion | Chapter | 2501 | Royal Arch |
| Monkhams | Lodge | 4161 | Craft |
| Monkhams | Chapter | 4161 | Royal Arch |
| Netteswell Cross | Lodge | 9280 | Craft |
| Old Church | Lodge | 7070 | Craft |
| Ongar | Lodge | 4785 | Craft |
| Parndon Magna | Lodge | 8805 | Craft |
| Potter Clay | Lodge | 1399 | Mark MM |
| Potter Street | Council | 182 | Allied |
| Renaissance | College | 40 | SRIA |
| Richard Clowes | Lodge | 2936 | Craft |
| Richard De Lucy | Chapel | 28 | St. Thomas of Acon |
| Sir Peter De Tany | Preceptory | 442 | Temple & Hospital |
| Stansted Mountfitchet | Lodge | 6230 | Craft |
| Stansted Mountfitchet | Chapter | 6230 | Royal Arch |
| St. Hugh | Chapter | 723 | Rose Croix |
| St. Mary Magdalene | Tabernacle | 90 | Knight Templars |
| Stondon Massey | Lodge | 7881 | Craft |
| Thomas Howard | Council | 158 | Royal & Select |
| Tutela | Lodge | 6559 | Craft |
| West Essex | Lodge | 2561 | Craft |