New Hampshire Magazine has the most up-to-date listing of New Hampshire communities and their corresponding trick-or-treat times. (list was updated, Friday, October 27th).

The following list is in alphabetical order by town. The article from NH Magazine says they have made every effort to ensure the accuracy of the information. However:you should always double check information on your town or recreation department's website.

NH Town or City Trick or treat dates and times
Allenstown, NH Tuesday, October 31, 2017; 6-8 p.m.
Alstead, NH Tuesday, October 31, 2017; 4-7 p.m.
Alton, NH Tuesday, October 31, 2017; 5-7 p.m.
Amherst, NH Tuesday, October 31, 2017; 6-8 p.m.
Andover, NH Tuesday, October 31, 2017; 5-8 p.m.
Antrim, NH Tuesday, October 31, 2017; 5-8 p.m.
Ashland, NH Tuesday, October 31, 2017; 5-7 p.m.
Atkinson, NH Tuesday, October 31, 2017; 6-8 p.m.
Auburn, NH Sunday, October 29, 2017; 1-4 p.m.
Barnstead, NH Tuesday, October 31, 2017; 5-8 p.m.
Barrington, NH Monday, October 30, 2017; 5-7 p.m.
Bartlett, NH Tuesday, October 31, 2017; 5-8 p.m.
Bedford, NH Tuesday, October 31, 2017; 6-8 p.m.
Belmont, NH Tuesday, October 31, 2017; 4-8 p.m.
Bennington, NH Tuesday, October 31, 2017; 5-7 p.m.
Berlin, NH Tuesday, October 31, 2017; 5-8 p.m.
Bethlehem, NH Tuesday, October 31, 2017; 4-8 p.m.
Boscawen, NH Monday, October 30, 2017; 4-7 p.m.
Bow, NH Tuesday, October 31, 2017; 5-8 p.m.
Bradford, NH Monday, October 31, 2017; 5-8 p.m.
Brentwood, NH Sunday, October 29, 2017; 5-7 p.m.
Bristol, NH Tuesday, October 31, 2017; 5-8 p.m.
Brookline, NH Tuesday, October 31, 2017; 6-8 p.m.
Canaan, NH Tuesday, October 31, 2017; 5-7 p.m.
Campton, NH Tuesday, October 31, 2017; 5-8 p.m.
Candia, NH Tuesday, October 31, 2017; 5-8 p.m.
Canterbury, NH Saturday, October 28, 2017; 5:30-7:30 p.m.
Center Harbor, NH Tuesday, October 31, 2017; 5-7 p.m.
Chester, NH Tuesday, October 31, 2017; 6-8 p.m.
Chesterfield, NH Tuesday, October 31, 2017; 5:30-7:30 p.m.
Claremont, NH Parks & Rec Halloween Celebration Tuesday, October 31, 2017; 3:30-5 p.m.; Pleasant Street & Opera House Square
Claremont, NH Tuesday, October 31, 2017; 5-8 p.m.
Colebrook, NH Tuesday, October 31, 2017; 4-7 p.m.
Concord, NH Tuesday, October 31, 2017; 5-7:30 p.m.
Concord, NH Halloween Howl Friday, October 27, 2017; 5:30-7:30 p.m.
Danville, NH Tuesday, October 31, 2017; 6-8 p.m.
Deerfield, NH Tuesday, October 31, 2017; 6-8 p.m.
Deering, NH Tuesday, October 31, 2017; 4-8 p.m.
Derry, NH Tuesday, October 31, 2017; 6-7:30 p.m.
Derry, NH Spooktacular Parade Saturday, October 28, 2017; West Broadway
Dover, NH Downtown Trick-or-Treat Saturday, October 28, 2017; 11 a.m. - 2 p.m.
Dover, NH Monday, October 30, 2017; 5-8 p.m.
Dublin, NH Tuesday, October 31, 2017; 5:30-7:30 p.m.
Dunbarton, NH Tuesday, October 31, 2017; 5-8 p.m.
Durham, NH Monday, October 30, 2017; 5-7:30 p.m.
East Kingston, NH Tuesday, October 31, 2017; 5-7 p.m.
Enfield, NH Tuesday, October 31, 2017; 5-7 p.m.
Epping, NH Tuesday, October 31, 2017; 5-7 p.m.
Epsom, NH Tuesday, October 31, 2017; 5-8 p.m.
Exeter, NH Tuesday, October 31, 2017; 4-7 p.m.
Farmington, NH Tuesday, October 31, 2017; 5-7 p.m.
Fitzwilliam, NH Tuesday, October 31, 2017; 5-7 p.m.
Franconia, NH Tuesday, October 31, 2017 at 6 p.m. followed by a bonfire
Francestown, NH Tuesday, October 31, 2017; 6:30-8 p.m.
Franklin, NH Tuesday, October 31, 2017; 4-8 p.m.
Fremont, NH Tuesday, October 31, 2017; 5-8 p.m.
Gilford, NH Tuesday, October 31, 2017; 5-8:30 p.m.
Gilmanton, NH Tuesday, October 31, 2017; 5-8 p.m.
Gilsum, NH Tuesday, October 31, 2017; 5:30-7 p.m.
Goffstown, NH Tuesday, October 31, 2017; 6-8 p.m.
Grantham, NH Tuesday, October 31, 2017; 5:30-7 p.m.
Grafton, NH Tuesday, October 31, 2017; 5-7 p.m.
Greenfield, NH Tuesday, October 31, 2017; 6-8 p.m.
Greenland, NH Monday, October 31, 2017; 5-7:30 p.m.
Groton, NH Tuesday, October 31, 2017; 6-8 p.m.
Groveton, NH Tuesday, October 31, 2017; 3:30-5:30 p.m.
Hampstead, NH Tuesday, October 31, 2017; 6-8 p.m.
Hampton Falls, NH Monday, October 30, 2017; 5-7 p.m.
Hampton, NH Tuesday, October 31, 2017 from 5:30-8 p.m.
Hancock, NH Tuesday, October 31, 2017; 4-8 p.m.
Hanover, NH Tuesday, October 31, 2017
Harrisville, NH Tuesday, October 31, 2017; 5:30-8 p.m.
Henniker, NH Tuesday, October 31, 2017; 5:30-7:30 p.m.
Hill, NH Tuesday, October 31, 2017; 6-8 p.m.
Hinsdale, NH Tuesday, October 31, 2017; 5-8 p.m.
Holderness, NH Tuesday, October 31, 2017; 5:30-7:30 p.m.
Hopkinton, NH Tuesday, October 31, 2017; 5-8 p.m.
Hooksett, NH Tuesday, October 31, 2017; 6-8 p.m.
Hudson, NH Tuesday, October 31, 2017; 6-8 p.m.
Jackson, NH Tuesday, October 31, 2017; dusk
Jaffrey, NH Tuesday, October 31, 2017; 6-8 p.m.
Jefferson, NH No set hours, as residents usually go to nearby Whitefield or Lancaster.
Keene, NH Tuesday, October 31, 2017; 5:30-7:30 p.m.
Kensington, NH Tuesday, October 31, 2017; 5-7 p.m.
Kingston, NH Tuesday, October 31, 2017; 5-8 p.m.
Laconia, NH Tuesday, October 31, 2017; 5-8 p.m.
Lancaster, NH Tuesday, October 31, 2017; 4-6 p.m.
Langdon, NH Tailgate Trick o' Treat Saturday, October 28, 2017; 6-7:30 p.m.
Lebanon, NH Tuesday, October 31, 2017; 6-8 p.m.
Lee, NH Monday, October 30, 2017; 5-7 p.m.
Lincoln, NH Tuesday, October 31, 2017; 5-7 p.m.
Litchfield, NH Tuesday, October 31, 2017; 6-8 p.m.
Littleton, NH Tuesday, October 31, 2017; 5-8 p.m.
Londonderry, NH Tuesday, October 31, 2017; 6-8 p.m.
Loudon, NH Tuesday, October 31, 2017; 5-8 p.m.
Lyndeborough, NH Tuesday, October 31, 2017; 6-8 p.m.
Madbury, NH Monday, October 30, 2017; 5-7:30 p.m.
Manchester, NH Tuesday, October 31, 2017; 6-8 p.m.
Mason, NH Tuesday, October 31, 2017; 6-8 p.m.
Meredith, NH Tuesday, October 31, 2017 from 5-9 p.m.
Merrimack, NH Tuesday, October 31, 2017; 6-8 p.m.
Merrimack, NH 25th Annual Halloween Party Friday, October 27, 2017; 5-8 p.m. as Wasserman Park
Milford, NH Oval trick-or-treating Friday, October 27, 2017; 3-4:30 p.m.
Milford, NH Tuesday, October 31, 2017; 6-8 p.m.
Milton, NH Tuesday, October 31, 2017; 5-8 p.m.
Mont Vernon, NH Tuesday, October 31, 2017; 6-8 p.m.
Moultonborough, NH Tuesday, October 31, 2017 from 5-8 p.m.
Nashua, NH Tuesday, October 31, 2017 from 6-8 p.m.
Nashua, NH Fall Fright Night Festival Friday, October 27, 2017; 4-8:30 p.m.
New Boston, NH Tuesday, October 31, 2017; 6-8 p.m.
New Castle, NH Monday, October 30, 2017; 5:30-7:30 p.m.
New Durham, NH Tuesday, October 31, 2017; 5:30-7:30 p.m.
New Hampton, NH Tuesday, October 31, 2017; 5-8 p.m.
New Ipswich, NH Tuesday, October 31, 2017; 5:30-7:30 p.m.
New London, NH Haunted Walk Saturday, October 28, 2017; 4:30-8:30 p.m.
Newbury, NH Tuesday, October 31, 2017; 4-7 p.m.
Newfields, NH Tuesday, October 31, 2017; 5-7 p.m.
Newington, NH Monday, October 30, 2017; 5-7 p.m.
Newmarket, NH Monday, October 30, 2017; 5-8 p.m.
Newport, NH Tuesday, October 31, 2017; 5-8 p.m.
Newton, NH Tuesday, October 31, 2017; 5-8 p.m.
North Hampton, NH Monday, October 30, 2017; 4-7 p.m.
Northfield, NH Tuesday, October 31, 2017; 5-8 p.m.
Northwood, NH Tuesday, October 31, 2017; 5-7:30 p.m.
Nottingham, NH Sunday, October 29, 2017; 5-7 p.m.
Ossipee, NH Tuesday, October 31, 2017; 5-7 p.m.
Pelham, NH Tuesday, October 31, 2017; 5-8 p.m.
Pembroke, NH Tuesday, October 31, 2017; 5-8 p.m.
Penacook, NH Monday, October 30, 2017; 5-7:30 p.m.
Peterborough, NH Tuesday, October 31, 2017; 5-7 p.m.
Pittsburg, NH Tuesday, October 31, 2017; 6-8 p.m.
Pittsfield, NH Tuesday, October 31, 2017; 5-8 p.m.
Plaistow, NH Tuesday, October 31, 2017 at 5:30-7:30 p.m.
Plymouth, NH Tuesday, October 31, 2017; 5:30-7:30 p.m.
Portsmouth, NH Monday, October 30, 2017; 5-8 p.m.
Portsmouth, NH Halloween Parade Tuesday, October 31, 2017 at 7 p.m.
Raymond, NH Sunday, October 29, 2017; 5-7 p.m.
Rindge, NH Tuesday, October 31, 2017; 4-7 p.m.
Rochester, NH Monday, October 30, 2017; 5-7:30 p.m.
Rochester, NH Horribles Parade/Zombie Walk Friday, October 27, 2017; 4:15-6:15 p.m.
Rollinsford, NH Monday, October 30, 2017; 5-8 p.m.
Rumney, NH Tuesday, October 31, 2017; 5-7:30 p.m.
Rye, NH Monday, October 30, 2017; 5-7 p.m.
Salem, NH Tuesday, October 31, 2017; 6-8 p.m.
Sanbornton, NH Tuesday, October 31, 2017; 5-8 p.m.
Sandown, NH Tuesday, October 31, 2017; 6-8 p.m.
Sandwich, NH Tuesday, October 31; 2017; 5:30-8 p.m.
Seabrook, NH Monday, October 30, 2017; 5:30-7:30 p.m.
Somersworth, NH Monday, October 30, 2017; 5:30-8 p.m.
Stratham, NH Monday, October 30, 2017; 5-7 p.m.
Strafford, NH Monday, October 30, 2017; 5-8 p.m.
Sunapee, NH Tuesday, October 31, 2017; 5:30-8 p.m.
Tamworth, NH Tuesday, October 31, 2017; 5:30-7:30 p.m.
Temple, NH Tuesday, October 31, 2017; 5-8 p.m.
Tilton, NH Halloween on Main Street Friday, October 27, 2017; 4-6 p.m.; Main Street, Costume parade at 5:30 p.m.
Tilton, NH Tuesday, October 31, 2017
Thornton, NH Tuesday, October 31, 2017; 5-7:30 p.m.
Troy, NH Tuesday, October 31, 2017; 5-7 p.m.
Tuftonboro, NH Tuesday, October 31, 2017; 5-7 p.m.
Wakefield, NH Tuesday, October 31, 2017; 5-8 p.m.
Warner, NH Tuesday, October 31, 2017; 5-8 p.m.
Warren, NH Tuesday, October 31, 2017; 5-8 p.m.
Washington, NH trunk or treat event Saturday, October 28, 2017
Waterville Valley, NH Valley Halloween Celebration Saturday, October 28, 2017
Weare, NH Tuesday, October 31, 2017; 5:30-8:30 p.m.
Wentworth, NH Tuesday, October 31, 2017; 6-8 p.m.
Windham, NH Tuesday, October 31, 2017; 5-8 p.m.
Wilmot, NH Sunday, October 29, 2017; 5-7:30 p.m.
Wilton, NH Tuesday, October 31, 2017; 5-7 p.m.
Whitefield, NH Tuesday, October 31, 2017; 4 p.m. (parade starts at 6:30 p.m.)
Wolfeboro, NH Tuesday, October 31, 2017; 5-7 p.m.
Woodstock, NH Tuesday, October 31, 2017; 5-7 p.m.

 

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