
I-91 is a major north-south corridor serving eastern Vermont and western New Hapmshrie, paralleling the Connecticut River on the New Hampshire border as well as US 5. It was completed in Vermont in 1978. The northern segment also connects Boston and New Hampshire to Canada via I-93.
Mile | Northbound | Southbound | Notes |
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0.0 | Vermont Windham County |
Massachusetts Franklin County |
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Speed Limit 65 Minimum 40 |
Speed Limit 65 | ||
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0.3 | Weigh Station | ||
5.7 | Guilford Rest Area | ||
7.5 | Exit 1![]() ![]() Brattleboro Guilford |
Milepoint exit 7 | |
9.1 | Exit 2![]() Brattleboro Bennington |
Milepoint exit 8 | |
11.6 | Exit 3![]() ![]() Brattleboro Keene NH |
Milepoint exit 11 | |
17.9 | Exit 4![]() Putney |
Milepoint exit 18 | |
18.1 | Exit 4![]() Putney |
Milepoint exit 18 | |
20.5 | Weigh Station | ||
21.9 | Weigh Station | ||
23.2 | Parking Area | ||
23.8 | Parking Area | ||
28.6 | Exit 5 To ![]() ![]() Westminster Bellows Falls |
Exit 5 To ![]() ![]() Westminster Walpole NH |
Milepoint exit 28 |
34.5 | Exit 6![]() ![]() Rockingham Rutland |
Milepoint exit 35 | |
35.2 | Exit 6![]() ![]() Rockingham Bellows Falls |
Milepoint exit 35 | |
39.1 | Weigh Station | ||
Windsor County | Windham County | ||
39.3 | Weigh Station | ||
41.7 | Exit 7![]() ![]() ![]() Springfield |
Milepoint exit 41 | |
51.4 | Exit 8![]() ![]() ![]() Ascutney Windsor |
Milepoint exit 51 | |
60.5 | Exit 9![]() ![]() Hartland Windsor |
Milepoint exit 60 | |
68.4 | Hartford Rest Area Weigh Station |
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68.4 | Weigh Station | ||
Speed Limit 55 Minimum 40 |
Speed Limit 65 Minimum 40 |
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69.5 | Exit 10A![]() Airport New Hampshire |
Milepoint exit 69A | |
69.7 | Exit 10A![]() Airport New Hampshire |
Milepoint exit 69A | |
69.7 | Exit 10B![]() Barre Montpelier |
Milepoint exit 69B | |
70.2 | Exit 11![]() White River Junction VA Hospital |
Milepoint exit 70 White River Junction Welcome Center |
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Speed Limit 65 Minimum 40 |
Speed Limit 55 Minimum 40 |
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71.9 | Exit 12 To ![]() Wilder |
Exit 12 To ![]() White River Junction Wilder |
Milepoint exit 72 |
74.8 | Exit 13![]() ![]() Norwich Hanover NH |
Milepoint exit 74 | |
Orange County | Windsor County | ||
84.2 | Exit 14![]() ![]() Thetford |
Milepoint exit 84 | |
91.5 | Exit 15![]() Fairlee Orford NH |
Milepoint exit 91 | |
97.6 | Exit 16![]() ![]() Bradford Barre |
Milepoint exit 97 | |
100.1 | Bradford Rest Area | ||
100.2 | Parking Area | ||
110.3 | Exit 17![]() ![]() Wells River Woodsville NH |
Milepoint exit 110 | |
Caledonia County | Orange County | ||
113.4 | Parking Area | ||
115.4 | Parking Area | ||
120.5 | Exit 18 To ![]() Barnet Peacham |
Milepoint exit 120 | |
121.8 | Scenic View | ||
128.3 | Exit 19![]() Littleton NH |
Milepoint exit 128 | |
128.9 | Exit 20![]() St. Johnsbury |
Exit 20![]() St. Johnsbury Passumpsic |
Milepoint exit 129 |
130.6 | Exit 21![]() St. Johnsbury Montpelier |
Milepoint exit 130 | |
132.6 | Exit 22 To ![]() St. Johnsbury |
Milepoint exit 132 | |
137.1 | Exit 23![]() ![]() Lyndonville East Burke |
Exit 23![]() Lyndonville |
Milepoint exit 137 |
140.1 | Exit 24![]() ![]() ![]() Sheffield Burke |
Milepoint exit 139 | |
140.9 | Lydonville Rest Area | ||
142.9 | Parking Area | ||
Orleans County | Caledonia County | ||
154.0 | Parking Area | ||
155.9 | Exit 25![]() ![]() Barton Glover |
Milepoint exit 155 | |
161.5 | Exit 26![]() ![]() Orleans Irasburg |
Milepoint exit 161 | |
166.8 | Parking Area Weigh Station |
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170.1 | Exit 27![]() ![]() ![]() Newport |
Milepoint exit 170 | |
172.5 | Exit 28![]() ![]() Newport Derby Center |
Milepoint exit 172 | |
176.4 | Derby Rest Area | ||
Speed Limit 40 | Speed Limit 65 Minimum 40 |
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177.3 | Exit 29 To ![]() Derby Line Last US exit |
Exit 29 To ![]() Derby Line |
Duty Free Americas Milepoint exit 177 Exit number not consistently posted |
177.4 | United States Customs Douanes États-Unis |
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177.4 | Export Control | ||
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Maximum 70 km/h | Speed Limit 40 | ||
177.5 | Canada Québec Memphrémagog |
United States Vermont Orleans County |