| Happy Valley School East Campus | 396 | regular | elementary |
| HAR-BER HIGH SCHOOL | 2,271 | regular | high |
| Har-Bur Middle School | 669 | regular | elementary |
| Harada Elementary | 1,056 | regular | elementary |
| Harahan School | 390 | regular | other |
| Haralson County High School | 1,001 | regular | high |
| Haralson County Middle School | 757 | regular | middle |
| Haralson County Rebel Academy | 24 | regular | other |
| Harambee Elementary School | 264 | regular | other |
| Harambee Institute of Science and Techno | 565 | regular | elementary |
| Harbins Elementary School | 1,320 | regular | other |
| Harbison West Elementary | 510 | regular | other |
| Harbor Academy and Virtual School | 7 | alternative | other |
| Harbor Beach Community High School | 218 | regular | high |
| Harbor Beach Elementary School | 165 | regular | elementary |
| Harbor Beach Middle School | 100 | regular | middle |
| Harbor City Elementary | 420 | regular | elementary |
| HARBOR CITY ELEMENTARY SCHOOL | 389 | regular | other |
| HARBOR CITY INTERNATIONAL CHARTER | 194 | regular | high |
| Harbor Creek Junior HS | 330 | regular | middle |
| Harbor Creek Senior HS | 692 | regular | high |
| Harbor Elementary School | 239 | regular | elementary |
| HARBOR HEIGHTS | 61 | regular | middle |
| Harbor Heights Elementary School | 397 | regular | other |
| Harbor High | 1,013 | regular | high |
| Harbor High School | 133 | alternative | other |
| HARBOR HILL SCHOOL | 582 | regular | elementary |
| Harbor Junior/Senior High School | 128 | regular | other |
| Harbor Lights Middle School | 903 | regular | middle |
| Harbor Lights Middle School | 195 | regular | elementary |
| Harbor Open Doors | 49 | alternative | high |
| Harbor Point Elementary | 735 | regular | other |
| Harbor Ridge Middle School | 627 | regular | middle |
| HARBOR SCIENCE AND ARTS CHARTER SCHOOL | 244 | regular | other |
| Harbor Springs Charter | 299 | regular | other |
| Harbor Springs High School | 260 | regular | high |
| Harbor Springs Middle School | 233 | regular | elementary |
| Harbor View Elementary | 344 | regular | elementary |
| Harbor View Elementary | 621 | regular | other |
| HARBOR VIEW SCHOOL (THE) | 256 | regular | other |
| HARBORDALE ELEMENTARY SCHOOL | 494 | regular | other |
| HARBORFIELDS HIGH SCHOOL | 923 | regular | high |
| Harborside Academy | 572 | regular | other |
| Harborside Elementary | 524 | regular | elementary |
| Harborside Middle School | 400 | regular | middle |
| Harborview Elementary | 349 | regular | other |
| Harbour Pointe Middle School | 803 | regular | middle |
| Harbour View Elementary | 677 | regular | elementary |
| HARBOUR VIEW ELEMENTARY SCHOOL | 833 | regular | other |
| Hardaway High School | 1,067 | regular | high |
