List of state routes in New Hampshire

The following is a list of state routes in the U.S. state of New Hampshire. All routes in the state are maintained by the New Hampshire Department of Transportation. New Hampshire route markers feature the profile of the Old Man of the Mountain.

New Hampshire Highway System
Standard highway markers for longest New Hampshire Routes
Highway names
Interstates	Interstate X (I-X)
US Highways	U.S. Route n (US X or Route X)
State	New Hampshire Route X (NH X or Route X)
System links
New Hampshire Highway System Interstate US State Turnpikes

Primary routes

Number	Length (mi)[1]	Length (km)	Southern or western terminus	Northern or eastern terminus	Formed	Removed	Notes
NH 4	3.807	6.127	NH 9 / NH 108 in Dover	SR 4 in South Berwick, ME	—	—	Unrelated to US 4, which also runs through Dover
NH 9	109.910	176.883	VT 9 in Brattleboro, VT	SR 9 in Berwick, ME	01925-01-011925	current	Mostly follows the old New England Route 9
NH 10	122.476	197.106	MA 10 in Northfield, MA	US 302 in Haverhill	01922-01-011922	current	Mostly follows the old New England Route 10; Signed along US 302 from Haverhill to Littleton, but not part of official route
NH 11	108.223	174.168	VT 11 in Springfield, VT	US 202 / SR 11 in Lebanon, ME	—	—	Mostly follows the old New England Route 11
NH 12	62.773	101.023	MA 12 in Winchendon, MA	VT 12 in Ascutney, VT	—	—	Mostly follows the old New England Route 12
NH 13	43.368	69.794	MA 13 in Townsend, MA	US 202 / NH 9 in Concord	—	—
NH 16	154.771	249.080	I-95 / US 1 Byp. / US 4 in Portsmouth	SR 16 in Magalloway, ME	01926-01-011926	current	Mostly follows the old New England Route 16; Southernmost 33.259 miles (53.525 km) concurrent with Spaulding Turnpike
NH 17	0.2	0.32	MA 17 (now US 1) in Salisbury, MA	US 1 in Seabrook	01953-01-011953	01959-01-011959	Section of US 1 was designated MA 17/NH 17 during construction of I-95
NH 18	20.116	32.374	I-93 / US 3 in Franconia	VT 18 in Waterford, VT	01922-01-011922	current	Mostly follows the old New England Route 18 that did not become US 302
NH 25	96.630	155.511	VT 25 in Bradford, VT	SR 25 in Porter, ME	—	—	Mostly follows the old New England Route 25
NH 26	30.847	49.643	VT 26 to VT 102 in Lemington, VT	SR 26 in Upton, ME	01925-01-011925	current	Mostly follows the old New England Route 26
NH 27	37.621	60.545	US 3 / NH 28 in Hooksett	NH 1A in Hampton Beach	—	—
NH 28	85.413	137.459	MA 28 in Methuen, MA	NH 16 in Ossipee	—	—	Mostly follows the old New England Route 28
NH 31	56.148	90.361	MA 31 in Ashby, MA	NH 10 in Goshen	—	—
NH 32	14.139	22.755	MA 32 in Royalston, MA	NH 12 in Keene	—	—	Mostly follows the old New England Route 32
NH 33	9.090	14.629	NH 108 in Stratham	US 1 in Portsmouth	01994-01-011994	current	Former routing of eastern segment of NH 101
NH 38	8.7	14.0	MA 38 in Dracut, MA	NH 28 in Salem	—	—
NH 41	5.033	8.100	NH 16 in Ossipee	NH 113 in Madison	—	—
NH 43	16.418	26.422	NH 101 in Candia	US 4 / US 202 / NH 9 in Northwood	—	—
NH 45	5.981	9.625	NH 123 in Greenville	NH 101 in Temple	—	—
NH 47	7.148	11.504	NH 136 in Francestown	US 202 / NH 31 in Bennington	—	—
NH 49	11.297	18.181	US 3 in Campton	West Branch Road in Waterville Valley	—	—
NH 51	—	—	NH 108 in Stratham	NH 1A in Hampton Beach	01980-01-01c. 1980	01994-01-011994	Originally the unnumbered Exeter-Hampton Expressway. Redesignated NH 101 in 1994
NH 63	21.514	34.623	MA 63 in Northfield, MA	NH 12 in Westmoreland	—	—
NH 75	5.453	8.776	NH 11 in Farmington	NH 125 in Milton	—	—
NH 77	17.874	28.765	NH 13 / NH 136 in New Boston	NH 13 in Dunbarton	—	—
NH 78	3.456	5.562	MA 78 in Warwick, MA	NH 10 / NH 119 in Winchester	—	—
NH 84	4.184	6.733	NH 150 in Kensington	US 1 in Hampton Falls	—	—
NH 85	4.854	7.812	NH 27 / NH 111A in Exeter	NH 108 in Newfields	—	—
NH 86	2.356	3.792	MA 86 (now MA 286) in Salisbury, MA	NH 1A in Seabrook	—	01971-01-011971	Redesignated NH 286 in 1971
NH 87	6.317	10.166	NH 125 in Epping	NH 85 in Hampton Falls	—	—
NH 88	6.676	10.744	NH 108 in Exeter	US 1 in Hampton Falls	—	—
NH 97	2.563	4.125	NH 28 in Salem	MA 97 in Haverhill, MA	—	—
NH 101	95.189	153.192	NH 9 / NH 10 / NH 12 in Keene	NH 1A in Hampton Beach	—	—
NH 102	23.956	38.553	NH 3A / NH 111 in Hudson	NH 107 in Raymond	—	—
NH 103	48.300	77.731	NH 12 / NH 12A in Claremont	US 202 / NH 9 in Hopkinton	—	—
NH 104	23.350	37.578	US 4 in Danbury	US 3 in Meredith	—	—
NH 106	34.535	55.579	US 3 in Pembroke	US 3 in Meredith	—	—
NH 107	69.108	111.219	US 1 in Seabrook	US 3 in Laconia	—	—
NH 108	42.430	68.284	MA 108 in Haverhill, MA	NH 125 / NH 202A in Rochester	—	—
NH 109	41.029	66.030	SR 109 in Acton, ME	NH 113 in Sandwich	—	—
NH 110	24.856	40.002	US 3 in Northumberland	NH 16 in Berlin	—	—
NH 111	50.026	80.509	MA 111 in Pepperell, MA	NH 1A in North Hampton	—	—
NH 112	56.387	90.746	US 302 / NH 10 in Bath	NH 16 / NH 113 in Conway	—	—
NH 113	40.456	65.108	US 3 / NH 25 in Holderness	US 302 in Conway	—	—
SR 113	6.0	9.7	SR 113 in Conway	SR 113 in Chatham	01937-01-011937	current	Maintains Maine State Route designation. Two segments within New Hampshire totaling 6.0 miles (9.7 km) in NH. Unrelated to NH 113. NH 113B is a loop of SR 113
NH 114	60.433	97.257	NH 101 in Bedford	NH 10 in Grantham	01931-01-011931	current
NH 115	9.697	15.606	US 3 in Carroll	US 2 in Jefferson	—	—
NH 116	48.605	78.222	NH 10 in Haverhill	US 2 in Jefferson	—	—
NH 117	8.095	13.028	US 302 / NH 10 in Lisbon	NH 18 / NH 116 in Franconia	—	—
NH 118	37.003	59.551	US 4 in Canaan	NH 112 in Woodstock	—	—
NH 119	39.908	64.226	VT 119 to US 5 / VT 142 in Brattleboro, VT	MA 119 in Ashburnham, MA	—	—
NH 120	26.928	43.336	NH 11 / NH 103 in Claremont	NH 10 in Hanover	—	—
NH 121	22.555	36.299	North Main Street to MA 125 in Haverhill, MA	NH 28 Bypass in Manchester	—	—
NH 122	12.614	20.300	Hollis Street in Pepperell, MA	NH 101 in Amherst	—	—
NH 123	63.055	101.477	VT 123 to US 5 in Westminster, VT	Mason Road in Townsend, MA	—	—
NH 124	28.083	45.195	NH 101 in Marlborough	Turnpike Road in Townsend, MA	—	—
NH 125	51.994	83.676	MA 125 in Haverhill, MA	NH 16 / NH 153 in Wakefield	—	—
NH 126	15.265	24.567	NH 9 in Barrington	NH 28 in Barnstead	—	—
NH 127	31.636	50.913	US 202 / NH 9 in Hopkinton	NH 132 in Sanbornton	—	—
NH 128	16.059	25.844	Mammoth Road in Dracut, MA	NH 28 in Londonderry	—	—
NH 129	8.724	14.040	South Village Road in Loudon	NH 107 in Gilmanton	—	—
NH 130	12.739	20.501	NH 13 in Brookline	NH 101A in Nashua	—	—
NH 132	40.112	64.554	NH 9 in Concord	US 3 / NH 25 in Ashland	—	—	Formerly NH 3B
NH 135	46.678	75.121	NH 10 in Woodsville	US 2 / US 3 in Lancaster	—	—
NH 136	17.459	28.098	US 202 / NH 123 in Peterborough	NH 13 / NH 77 in New Boston	—	—
NH 137	16.583	26.688	US 202 / NH 124 in Jaffrey	US 202 in Hancock	—	—
NH 140	21.142	34.025	I-93 / US 3 / NH 11 / NH 132 in Tilton	NH 11 / NH 28A in Alton	—	—
NH 141	2.172	3.495	NH 18 in Franconia	US 3 in Franconia	—	—
NH 142	19.688	31.685	NH 18 in Franconia	NH 135 in Dalton	—	—
NH 145	13.133	21.136	US 3 in Colebrook	US 3 in Pittsburg	—	—
NH 149	13.756	22.138	US 202 / NH 9 in Hillsborough	NH 77 to NH 114 in Weare	—	—
NH 150	5.743	9.242	MA 150 in Amesbury, MA	NH 108 in Kensington	—	—
NH 151	6.370	10.252	US 1 in North Hampton	NH 33 in Greenland	—	—
NH 152	15.449	24.863	US 4 in Northwood	NH 108 in Newmarket	—	—
NH 153	50.566	81.378	NH 11 in Farmington	NH 16 / NH 113 in Conway	—	—	1.953 miles (3.143 km) of the route run within Maine
NH 155	11.259	18.120	NH 125 in Epping	NH 9 in Dover	—	—
NH 156	6.424	10.338	NH 27 / NH 107 in Raymond	NH 152 in Nottingham	—	—
NH 171	15.194	24.452	NH 109 in Moultonborough	NH 16 in Ossipee	—	—
NH 175	25.261	40.654	US 3 / NH 25 in Holderness	US 3 in Woodstock	—	—
NH 236	2.589	4.167	NH 108 in Somersworth	SR 9 in Berwick, ME	—	—	Implied continuation with Maine State Route 236
NH 286	2.356	3.792	MA 286 in Salisbury, MA	NH 1A in Seabrook	01971-01-011971	current	Formerly NH 86; continuation of MA 286
Former

Auxiliary routes

Number	Length (mi)[1]	Length (km)	Southern or western terminus	Northern or eastern terminus	Formed	Removed	Notes
NH 1A	18.405	29.620	Route 1A in Salisbury, MA	US 1 in Portsmouth	—	—
NH 1B	4.808	7.738	NH 1A in Portsmouth	US 1 in Portsmouth	—	—
NH 3A	39.412	63.427	Route 3A in Tyngsborough	US 3 in Concord	—	—	Southern segment
NH 3A	31.015	49.914	US 3 / NH 11 / NH 127 in Franklin	I-93 / US 3 / NH 25 in Plymouth	—	—	Northern segment
NH 3B	40.08	64.50	NH 9 in Concord	US 3 / NH 25 in Ashland	—	—	Redesignated NH 132
NH 4A	23.955	38.552	NH 11 in Andover	US 4 in Lebanon	—	—	Auxiliary of US 4
NH 9A	2.320	3.734	NH 9 in Chesterfield	NH 9 in Chesterfield	—	—
NH 10A	0.548	0.882	VT 10A to I-91 / US 5 in Norwich, VT	NH 10 in Hanover	—	—
NH 11A	12.852	20.683	US 3 / NH 11 in Belmont	NH 11 in Alton	—	—
NH 11B	5.185	8.344	NH 11A in Gilford	US 3 in Laconia	—	—
NH 11C	1.734	2.791	NH 11 in Gilford	NH 11B in Gilford	—	—
NH 11D	3.29[citation needed]	5.29	NH 11 in Alton	NH 11 in Alton	—	—	Still named "Route 11D," but is under jurisdiction of the town of Alton
NH 12A	21.598	34.759	NH 12 in Keene	NH 12 in Charlestown	—	—	Southern segment
NH 12A	26.900	43.291	NH 12 in Charlestown	US 4 / NH 10 in Lebanon	—	—	Northern segment
NH 16A	2.484	3.998	US 302 / NH 16 in Bartlett	US 302 / NH 16 in Bartlett	—	—	Southern segment; unsigned US 302 Business
NH 16A	1.029	1.656	NH 16 in Jackson	NH 16 in Jackson	—	—	Northern segment
NH 16A	—	—	NH 16 (now NH 108) near Dover	NH 16 (now NH 108) near Somersworth	—	—	overlapped NH 9 and NH 236
NH 16B	5.381	8.660	NH 16A in Jackson	NH 16A in Jackson	—	—
NH 16B	2.52	4.06	NH 16 in Center Ossipee	NH 16 in Center Ossipee	—	—	old alignment of NH 16 through the village of Center Ossipee
NH 16B	—	—	NH 16 (now NH 108) near Dover	NH 125 near Rochester	—	—	now Old Dover Road
NH 16B	—	—	NH 16 in Laskey Corner	NH 16 near Wakefield	—	—	mostly became part of NH 125 and NH 153; rest is now Wakefield Road
NH 25A	15.029	24.187	VT 25A to US 5 in Fairlee, VT	NH 25 / NH 118 in Wentworth	—	—
NH 25B	3.246	5.224	US 3 / NH 25 in Center Harbor	NH 25 in Center Harbor	—	—
NH 25C	13.218	21.272	NH 10 / NH 25 in Piermont	NH 25 / NH 118 in Warren	—	—
NH 28 Bypass	14.124	22.730	NH 28 in Derry	US 3 / NH 28 in Hooksett	—	—
NH 28A	7.623	12.268	NH 28 in Londonderry	US 3 / NH 28 in Hooksett	—	—	Southern segment
NH 28A	3.716	5.980	NH 11 / NH 28 in Alton	NH 28 in Alton	—	—	Northern segment
NH 101A	13.819	22.240	NH 101 in Milford	NH 111 in Nashua	—	—
NH 101B	8.5[citation needed]	13.7	US 3 / NH 28 in Hooksett	NH 101 in Candia	—	—	Historic western segment, currently part of NH 27 and NH 43
NH 101B	—	—	Islington Street/Middle Road in Portsmouth (formerly NH 101, currently NH 33)	NH 1B in Portsmouth	—	01971-01-011971	Historic eastern segment, redesignated NH 101 in 1971, then NH 33 in 1994. The section east of US 1 has been unnumbered since 1971.
NH 101C	—	—	NH 108 in Exeter	NH 1A in Hampton	—	—	Redesignated NH 27
NH 101D	—	—	NH 27 in Hampton	NH 1A in Hampton	—	—	Entire route redesignated NH 111
NH 101E	2.357	3.793	US 1 in Hampton	NH 1A in Hampton	—	—	Poorly signed, known locally as Winnacunnet Road. Has never connected with NH 101, its "parent", or any of its spurs.
NH 103A	7.720	12.424	NH 103 in Newbury	NH 11 in New London	—	—
NH 103B	3.441	5.538	NH 103 in Newbury	NH 11 in Sunapee	—	—
NH 107A	6.349	10.218	South Hampton Road in Amesbury, MA	NH 107 in Kingston	—	—
NH 109A	8.743	14.070	NH 28 / NH 109 in Wolfeboro	NH 109 in Tuftonboro	—	—
NH 110A	3.897	6.272	NH 110 in Milan	NH 16 in Dummer	—	—
NH 110B	4.626	7.445	NH 110A in Milan	NH 16 in Milan	—	—
NH 111A	4.935	7.942	NH 111 in Hollis	Everett Turnpike / US 3 / NH 111 in Nashua	—	—	Western segment
NH 111A	9.173	14.763	NH 128 in Pelham	NH 111 in Nashua	—	—	Middle segment
NH 111A	15.024	24.179	NH 111 in Danville	NH 27 / NH 108 / NH 111 in Exeter	—	—	Eastern segment
NH 113A	13.222	21.279	NH 113 in Sandwich	NH 113 in Tamworth	—	—
NH 113B	3.95[citation needed]	6.36	SR 113 in Stow, ME	SR 113 in Stow, ME	—	—	Auxiliary of Maine State Route 113; 1.00 mile (1.61 km) of the route runs within Maine.
NH 114A	3.696	5.948	NH 114 in Goffstown	I-293 / US 3 / NH 3A in Manchester	—	—
NH 115A	4.128	6.643	NH 115 in Jefferson	US 2 in Jefferson	—	—
NH 115B	1.5[citation needed]	2.4	NH 115A in Jefferson	NH 115 in Jefferson	—	—
NH 121A	15.144	24.372	Route 125 in Haverhill, MA	NH 121 in Chester	—	—
NH 123A	4.216	6.785	West Road in Ashby, MA	NH 123 / NH 124 in New Ipswich	—	—
NH 123A	10.070	16.206	NH 123 in Alstead	NH 10 in Marlow	—	—
NH 155A	3.699	5.953	NH 155 in Lee	NH 155 in Lee	—	—
NH 175A	0.806	1.297	US 3 / NH 25 in Plymouth	NH 175 in Holderness	—	—
NH 202A	14.639	23.559	US 202 / NH 9 in Northwood	NH 108 / NH 125 in Rochester	—	—	Loop of U.S. Route 202
Former

References

1. Bureau of Planning & Community Assistance (February 20, 2015). "NH Public Roads". Concord, New Hampshire: New Hampshire Department of Transportation. Retrieved April 7, 2015.

External links

• Granite State Roads
• Road Signs of New Hampshire