RSA 662 is responsible for defining electoral districts in the State of New Hampshire
| County | District | Municipalities | Number
of seats |
|---|
| Belknap County | 1 | Center Harbor, New Hampton | 1 |
| 2 | Sanbornton, Tilton | 2 |
| 3 | Meredith | 2 |
| 4 | Laconia Wards 1-6 | 5 |
| 5 | Alton, Barnstead, Belmont, Gilford | 7 |
| 6 | Gilmanton | 1 |
| Carroll County | 1 | Bartlett, Chatham, Conway, Hale's Location, Hart's Location, Jackson | 4 |
| 2 | Albany, Eaton, Madison | 1 |
| 3 | Freedom, Ossipee, Sandwich, Tamworth | 3 |
| 4 | Moultonborough, Tuftonboro, Wolfeboro | 4 |
| 5 | Brookfield, Effingham, Wakefield | 2 |
| Cheshire County | 1 | Gilsum, Surry, Westmoreland | 1 |
| 2 | Alstead, Marlow, Nelson, Roxbury, Stoddard, Sullivan, Walpole | 3 |
| 3 | Keene Wards 1-5 | 7 |
| 4 | Chesterfield, Hinsdale, Winchester | 4 |
| 5 | Fitzwilliam, Richmond | 1 |
| 6 | Harrisville, Marlborough, Swanzey, Troy | 4 |
| 7 | Dublin, Jaffrey, Rindge | 4 |
| Coos County | 1 | Atkinson & Gilmanton Academy Grant, Cambridge, Clarksville, Colebrook, Columbia, Dix's Grant, Dixville, Dummer, Errol, Erving's Location, Millsfield, Odell, Pittsburg, Second College Grant, Stewartstown, Wentworth Location | 2 |
| 2 | Carroll, Dalton, Jefferson, Kilkenny, Lancaster, Northumberland, Randolph, Stark, Stratford, Whitefield | 4 |
| 3 | Bean's Grant, Bean's Purchase, Chandler's Purchase, Crawford's Purchase, Cutt's Grant, Gorham, Green's Grant, Hadley's Purchase, Low and Burbank's Grant, Martin's Location, Pinkham's Grant, Sargent's Purchase, Shelburne, Thompson & Meserve's Purchase | 1 |
| 4 | Berlin Wards 1-4, Milan, Success | 4 |
| Grafton County | 1 | Littleton, Lyman | 2 |
| 2 | Bethlehem, Franconia | 1 |
| 3 | Bath, Easton, Landaff, Lincoln, Lisbon, Livermore, Monroe, Sugar Hill, Waterville Valley | 2 |
| 4 | Thornton, Woodstock | 1 |
| 5 | Benton, Haverhill, Piermont, Warren | 2 |
| 6 | Campton, Ellsworth, Orford, Rumney, Wentworth | 2 |
| 7 | Hebron, Plymouth | 2 |
| 8 | Alexandria, Ashland, Bridgewater, Bristol, Groton, Holderness | 3 |
| 9 | Hanover, Lyme | 4 |
| 10 | Canaan, Dorchester, Enfield, Grafton, Orange | 3 |
| 11 | Lebanon Wards 1-3 | 4 |
| Hillsborough County | 1 | Antrim, Hancock, Hillsborough, Windsor | 3 |
| 2 | Bennington, Deering, Francestown, Greenfield | 2 |
| 3 | Greenville, New Ipswich, Peterborough, Sharon | 4 |
| 4 | Lyndeborough, Mont Vernon, New Boston, Temple, Wilton | 4 |
| 5 | Brookline, Hollis, Mason | 4 |
| 6 | Amherst, Milford | 8 |
| 7 | Goffstown, Weare | 8 |
| 8 | Manchester Ward 1 | 3 |
| 9 | Manchester Ward 2 | 3 |
| 10 | Manchester Ward 3 | 3 |
| 11 | Manchester Ward 4 | 3 |
| 12 | Manchester Ward 5 | 3 |
| 13 | Manchester Ward 6 | 3 |
| 14 | Manchester Ward 7 | 3 |
| 15 | Manchester Ward 8 | 3 |
| 16 | Manchester Ward 9 | 3 |
| 17 | Manchester Wards 10-12 | 8 |
| 18 | Bedford | 6 |
| 19 | Merrimack | 8 |
| 20 | Nashua Ward 1 | 3 |
| 21 | Nashua Ward 2 | 3 |
| 22 | Nashua Ward 3 | 3 |
| 23 | Nashua Ward 4 | 3 |
| 24 | Nashua Ward 6 | 3 |
| 25 | Nashua Ward 7 | 3 |
| 26 | Nashua Wards 5, 8, and 9 | 10 |
| 27 | Hudson, Litchfield, Pelham | 13 |
| Merrimack County | 1 | Danbury, New London, Wilmot | 2 |
| 2 | Franklin Wards 1-3, Hill | 3 |
| 3 | Newbury, Sutton | 1 |
| 4 | Hopkinton, Warner, Webster | 3 |
| 5 | Bradford, Henniker | 2 |
| 6 | Andover, Boscawen, Canterbury, Loudon, Northfield, Salisbury | 6 |
| 7 | Chichester, Pembroke | 3 |
| 8 | Allenstown, Epsom, Pittsfield | 4 |
| 9 | Hooksett | 4 |
| 10 | Concord Wards 1-3 | 4 |
| 11 | Concord Wards 4, 8, 9, and 10 | 5 |
| 12 | Concord Wards 5-7 | 4 |
| 13 | Bow, Dunbarton | 3 |
| Rockingham County | 1 | Candia, Deerfield, Northwood, Nottingham | 5 |
| 2 | Raymond | 3 |
| 3 | Auburn, Londonderry | 9 |
| 4 | Salem, Windham | 13 |
| 5 | Derry | 11 |
| 6 | Atkinson | 2 |
| 7 | Chester, Danville, Sandown | 4 |
| 8 | Hampstead, Kingston, Plaistow | 7 |
| 9 | Epping, Fremont | 3 |
| 10 | Brentwood | 1 |
| 11 | East Kingston, Newton | 2 |
| 12 | Newfields, Newmarket | 3 |
| 13 | Exeter, North Hampton, Stratham | 8 |
| 14 | Hampton Falls, Kensington, Seabrook, South Hampton | 4 |
| 15 | Hampton | 5 |
| 16 | Newington, Portsmouth Wards 1-5 | 7 |
| 17 | Greenland | 1 |
| 18 | New Castle, Rye | 2 |
| Strafford County | 1 | Rochester Wards 1-6 | 9 |
| 2 | Rollinsford, Somersworth Wards 1-5 | 5 |
| 3 | Barrington, Farmington, Middleton, Milton, New Durham, Strafford | 8 |
| 4 | Dover Wards 1-2 | 3 |
| 5 | Dover Wards 3-4 | 3 |
| 6 | Dover Wards 5-6 | 3 |
| 7 | Durham, Lee, Madbury | 6 |
| Sullivan County | 1 | Cornish, Grantham, Plainfield | 2 |
| 2 | Croydon, Goshen, Newport, Springfield, Washington | 3 |
| 3 | Sunapee | 1 |
| 4 | Claremont Wards 1-3, Lempster, Unity | 5 |
| 5 | Acworth, Charlestown, Langdon | 2 | |
