| Manchester School District | Manchester | PK–12 | 11,949 |
| Nashua School District | Nashua | PK–12 | 9,813 |
| Bedford School District | Bedford | PK–13 | 3,971 |
| Londonderry School District | Londonderry | PK–12 | 3,962 |
| Concord School District | Concord | PK–13 | 3,852 |
| Rochester School District | Rochester | PK–12 | 3,828 |
| Salem School District | Salem | PK–12 | 3,560 |
| Dover School District | Dover | PK–12 | 3,537 |
| Merrimack School District | Merrimack | PK–12 | 3,460 |
| Timberlane Regional School District | Plaistow | PK–12 | 3,227 |
| Keene School District | Keene | PK–12 | 3,029 |
| Derry Cooperative School District | Derry | PK–8 | 3,015 |
| Pinkerton Academy School District | Derry | 9–13 | 2,990 |
| Hudson School District | Hudson | PK–13 | 2,928 |
| Windham School District | Windham | PK–12 | 2,901 |
| Goffstown School District | Goffstown | PK–12 | 2,777 |
| Portsmouth School District | Portsmouth | PK–13 | 2,436 |
| Exeter Region Cooperative School District | Exeter | 6–12 | 2,302 |
| Merrimack Valley School District | Penacook | PK–12 | 2,191 |
| Oyster River Coop School District | Durham | PK–12 | 2,102 |
| Governor Wentworth Regional School District | Wolfeboro Falls | PK–12 | 2,084 |
| Milford School District | Milford | PK–12 | 1,989 |
| Contoocook Valley School District | Peterborough | PK–13 | 1,947 |
| Laconia School District | Laconia | PK–13 | 1,819 |
| Bow School District | Bow | PK–13 | 1,690 |
| Kearsarge Regional School District | New London | PK–13 | 1,678 |
| Lebanon School District | West Lebanon | PK–13 | 1,638 |
| Pelham School District | Pelham | PK–12 | 1,611 |
| Monadnock Regional School District | Swanzey | PK–12 | 1,610 |
| Claremont School District | Claremont | PK–13 | 1,560 |
| Conway School District | Conway | K–13 | 1,413 |
| Fall Mountain Regional School District | Langdon | PK–12 | 1,398 |
| Pembroke School District | Pembroke | K–12 | 1,353 |
| Somersworth School District | Somersworth | PK–12 | 1,323 |
| Amherst School District | Amherst | PK–8 | 1,311 |
| Hooksett School District | Hooksett | PK–8 | 1,286 |
| Sanborn Regional School District | Kingston | PK–12 | 1,215 |
| Winnisquam Regional School District | Tilton | PK–12 | 1,182 |
| Jaffrey-Rindge Cooperative School District | Jaffrey | PK–12 | 1,155 |
| Newfound Area School District | Bristol | PK–13 | 1,155 |
| Shaker Regional School District | Belmont | PK–12 | 1,141 |
| Raymond School District | Raymond | PK–13 | 1,125 |
| Hollis-Brookline Cooperative School District | Hollis | 7–12 | 1,119 |
| Litchfield School District | Litchfield | PK–12 | 1,117 |
| Gilford School District | Gilford | K–13 | 1,053 |
| Dresden School District | Hanover | 6–12 | 1,044 |
| Mascoma Valley Regional School District | Enfield | PK–12 | 1,033 |
| Winnacunnet Cooperative School District | Hampton | 9–13 | 1,000 |
| Berlin School District | Berlin | PK–12 | 989 |
| Hillsboro-Deering Cooperative School District | Hillsborough | PK–12 | 982 |
| Newmarket School District | Newmarket | PK–13 | 978 |
| Barrington School District | Barrington | PK–8 | 945 |
| Hopkinton School District | Contoocook | PK–12 | 942 |
| Inter-Lakes Cooperative School District | Meredith | PK–13 | 915 |
| Hampton School District | Hampton | PK–8 | 899 |
| White Mountains Regional School District | Whitefield | PK–12 | 895 |
| Epping School District | Epping | PK–12 | 878 |
| Mascenic Regional School District | Greenville | PK–12 | 876 |
| Franklin School District | Franklin | PK–13 | 846 |
| Weare School District | Henniker | PK–8 | 831 |
| Hampstead School District | Hampstead | PK–8 | 830 |
| Exeter School District | Exeter | PK–5 | 807 |
| Farmington School District | Farmington | PK–12 | 738 |
| Newport School District | Newport | PK–13 | 717 |
| Souhegan Cooperative School District | Amherst | 9–12 | 702 |
| Auburn School District | Hooksett | PK–8 | 697 |
| Academy for Science and Design Charter School | Nashua | 5–12 | 672 |
| Hollis School District | Hollis | PK–6 | 668 |
| Pemi-Baker Regional School District | Plymouth | 9–13 | 655 |
| Coe-Brown Northwood Academy School District | Northwood | 9–12 | 654 |
| Haverhill Cooperative School District | N. Haverhill | PK–13 | 626 |
| John Stark Regional School District | Henniker | 9–12 | 614 |
| Seabrook School District | Hampton | PK–8 | 581 |
| Littleton School District | Littleton | K–12 | 569 |
| Brookline School District | Hollis | PK–6 | 552 |
| Nottingham School District | Nottingham | PK–8 | 529 |
| Wilton-Lyndeborough Cooperative School District | Lyndeborough | PK–12 | 527 |
| Hinsdale School District | Hinsdale | PK–12 | 520 |
| Chester School District | Chester | PK–8 | 516 |
| Milton School District | Milton | PK–13 | 516 |
| Virtual Learning Academy Charter School | Exeter | K–12 | 510 |
| Deerfield School District | Pembroke | PK–8 | 508 |
| Stratham School District | Exeter | PK–5 | 499 |
| Moultonborough School District | Moultonborough | PK–12 | 492 |
| Pittsfield School District | Pittsfield | PK–12 | 487 |
| New Boston School District | Goffstown | PK–6 | 464 |
| Hanover School District | Hanover | K–5 | 463 |
| Barnstead School District | Alton | PK–8 | 453 |
| The Founders Academy Charter School | Manchester | 5–12 | 431 |
| Northwood School District | Northwood | PK–8 | 418 |
| Wakefield School District | Sanbornville | PK–8 | 413 |
| Windham Academy Public Charter School | Windham | K–8 | 410 |
| Alton School District | Alton | PK–8 | 410 |
| Prospect Mountain Jma School District | Alton | 9–13 | 402 |
| Henniker School District | Henniker | PK–8 | 402 |
| Sunapee School District | Sunapee | K–12 | 400 |
| Rivendell Interstate School District | Orford | PK–12 | 399 |
| Rye School District | Greenland | PK–8 | 388 |
| Epsom School District | Pembroke | K–8 | 382 |
| Strafford School District | Strafford | PK–8 | 379 |
| Gorham Randolph Shelburne Cooperative School District | Gorham | K–12 | 374 |
| Greenland School District | Greenland | K–8 | 370 |
| Plymouth School District | Plymouth | PK–8 | 365 |
| Fremont School District | Fremont | PK–8 | 356 |
| Allenstown School District | Pembroke | K–8 | 350 |
| Gilmanton School District | Gilmanton | K–8 | 338 |
| Strong Foundations Charter School | Pembroke | K–8 | 337 |
| Winchester School District | Winchester | PK–8 | 328 |
| Northumberland School District | Groveton | K–12 | 316 |
| Lionheart Classical Academy Chartered Public School | Peterborough | K–7 | 311 |
| Microsociety Academy Charter School Foundation | Nashua | K–8 | 303 |
| Colebrook School District | Colebrook | PK–12 | 289 |
| Seacoast Charter School | Dover | PK–8 | 287 |
| Gathering Waters Charter School | Keene | K–12 | 286 |
| The Birches Academy of Academics & Art A Public Charter Sch | Salem | K–8 | 286 |
| Brentwood School District | Exeter | PK–5 | 282 |
| Candia School District | Hooksett | K–8 | 278 |
| North Hampton School District | Hampton | PK–8 | 269 |
| Lisbon Regional School District | Littleton | PK–12 | 266 |
| Campton School District | Plymouth | PK–8 | 265 |
| Grantham School District | Grantham | PK–6 | 258 |
| Chesterfield School District | Keene | K–8 | 253 |
| Lincoln-Woodstock Cooperative School District | Lincoln | K–12 | 243 |
| Mont Vernon School District | Amherst | K–6 | 235 |
| Dunbarton School District | Bow | K–6 | 234 |
| Profile School District | Littleton | 7–12 | 218 |
| Chichester School District | Pembroke | K–8 | 194 |
| Hampton Falls School District | Hampton | PK–8 | 192 |
| Compass Classical Academy Charter School | Northfield | PK–12 | 192 |
| Lyme School District | Lyme | K–8 | 187 |
| Plainfield School District | Meriden | K–8 | 183 |
| Seacoast Classical Academy Chartered Public School | Newton | K–8 | 179 |
| Northeast Woodland Chartered Public School | Conway | PK–8 | 172 |
| Thornton School District | Plymouth | K–8 | 172 |
| Andover School District | Penacook | K–8 | 169 |
| Mill Falls Charter School | Manchester | K–6 | 168 |
| Tamworth School District | Tamworth | K–8 | 167 |
| Bartlett School District | Conway | PK–8 | 166 |
| Marlborough School District | Keene | PK–8 | 165 |
| Gate City Charter School for the Arts | Merrimack | K–8 | 160 |
| Ashland School District | Meredith | K–8 | 159 |
| Middleton School District | Wolfeboro Falls | PK–6 | 156 |
| Holderness School District | Plymouth | K–8 | 156 |
| Rollinsford School District | Somersworth | K–6 | 155 |
| Great Bay Charter School | Exeter | 3–12 | 154 |
| Kensington School District | Exeter | PK–5 | 142 |
| Bethlehem School District | Littleton | PK–6 | 142 |
| Cornish School District | Cornish | PK–8 | 137 |
| Lempster School District | Lempster | PK–8 | 135 |
| Madison School District | Tamworth | PK–6 | 130 |
| Westmoreland School District | Keene | K–8 | 126 |
| Polaris Charter School | Manchester | K–5 | 119 |
| Kreiva Academy Public Charter School | Manchester | 6–12 | 118 |
| Mountain Village Charter School | Plymouth | 1–8 | 117 |
| Newfields School District | Exeter | K–5 | 115 |
| East Kingston School District | Exeter | K–5 | 108 |
| Arts Academy of New Hampshire Chartered Public High School | Salem | 9–12 | 106 |
| Mason School District | Mason | PK–5 | 106 |
| Milan School District | Gorham | PK–6 | 102 |
| Lafayette Regional School District | Littleton | K–6 | 98 |
| Spark Academy of Advanced Technologies | Manchester | 9–12 | 96 |
| Heartwood Public Charter School | Jefferson | K–8 | 89 |
| Monroe School District | Monroe | PK–8 | 88 |
| Unity School District | Claremont | PK–8 | 86 |
| Rumney School District | Plymouth | K–8 | 85 |
| South Hampton School District | Hampton | K–8 | 81 |
| Making Community Connections Charter School | Keene | 9–12 | 80 |
| Surry Village Charter School | Surry | K–8 | 79 |
| Next Charter School | Derry | 9–12 | 79 |
| Wentworth School District | Plymouth | K–8 | 79 |
| Pittsburg School District | Colebrook | PK–12 | 79 |
| Benjamin Franklin Academy Chartered Public School | Loudon | 6–12 | 76 |
| Hill School District | Hill | PK–6 | 63 |
| Stewartstown School District | Colebrook | PK–8 | 60 |
| Nelson School District | Keene | K–5 | 58 |
| Piermont School District | N. Haverhill | PK–8 | 58 |
| Warren School District | N. Haverhill | PK–8 | 56 |
| Marlow School District | Keene | PK–6 | 55 |
| Stratford School District | Groveton | PK–8 | 54 |
| Freedom School District | Tamworth | PK–6 | 52 |
| Bath School District | N. Haverhill | K–6 | 50 |
| North Country Charter Academy | Littleton | 7–12 | 50 |
| Ledyard Charter School | Lebanon | 9–12 | 49 |
| Harrisville School District | Keene | K–6 | 47 |
| Stoddard School District | Henniker | K–5 | 46 |
| Newington School District | Greenland | K–6 | 43 |
| Washington School District | Hillsborough | K–5 | 38 |
| Jackson School District | Conway | K–6 | 37 |
| Robert Frost Charter School | Conway | K–12 | 36 |
| New Castle School District | Greenland | K–6 | 34 |
| Csi Charter School | Penacook | 9–12 | 34 |
| Waterville Valley School District | Plymouth | K–8 | 33 |
| Stark School District | Groveton | K–6 | 32 |
| Croydon School District | Croydon | K–4 | 31 |
| River View Chartered Public School | Claremont | 9–12 | 30 |
| Landaff School District | Littleton | PK–4 | 22 |
| Synergy Academy Chartered Public School | Concord | 9–12 | 21 |
| Errol School District | Gorham | K–8 | 11 |
| Chatham School District | Conway | — | — |
| Clarksville School District | Colebrook | — | — |
| Hart's Location School District | Conway | — | — |
| Windsor School District | Hillsborough | — | — |
| Columbia School District | Colebrook | — | — |
| Sullivan School District | Keene | — | — |
| Hale's Location (carroll County) School District | Hale's Location | — | — |
| Surry School District | Surry | — | — |
| Coos County School District | W. Stewartstown | — | — |
| Ellsworth School District | Plymouth | — | — |
| Goshen School District | Goshen | — | — |
| Leaf Charter School | Alstead | — | — |
| Coastal Waters Chartered Public School | Exeter | — | — |
| Eaton School District | Conway | — | — |
| Dummer School District | Gorham | — | — |
| Granite Valley Preparatory Chartered Public School | Keene | — | — |
| Wellheart Chartered Public School | Merrimack | — | — |
| North Star Academy Chartered Public School | Ossipee | — | — |
| Pasquaney | Bridgewater | — | — |
| Benton School District | N. Haverhill | — | — |
| Nh Career Academy Chartered Public School | Manchester | — | — |
| Albany School District | Conway | — | — |
| Rivendell Interstate Supervisory District | Orford | — | — |
| School Administrative Unit #70 | Hanover | — | — |