Montana Highway 3

Montana Highway 3
Route information
Maintained by MDT
Length: 221.770 mi[1] (356.904 km)
Major junctions
South end: I-90 in Billings
  US 12 from Lavina to Harlowton
US 191 from Harlowton to Hobson
US 87 in Hobson
US 89 in Armington
US 87 in Great Falls
North end: I-15 / US 89 in Great Falls
Highway system

Montana Highways

MT 2 MT 5

Montana State Highway 3 is a highway in central Montana extending north from Billings to Great Falls.[2][3]

Major intersections

County Location Mile Destinations Notes
Yellowstone
Billings 0.000 I-90 / US 212[lower-alpha 1]  
Golden Valley
Lavina 47.010 US 12 east[lower-alpha 2] South end of US 12 overlap
Ryegate 63.285 S-238 north / S-300 south[lower-alpha 3]  
Wheatland
Shawmut 76.929 S-297 north[lower-alpha 4]  
Harlowton 92.188 US 12 west / US 191 south[lower-alpha 5] North end of US 12 overlap; south end of US 191 overlap
Judith Gap 109.990 S-297 south[lower-alpha 6]  
Fergus
Moore 131.421 US 87 south / US 191 north / MT 200 east (Eddie's Corner)[lower-alpha 7] North end of US 191 overlap; south end of US 87 / MT 200 overlap
Judith Basin
Hobson 137.574 S-239 west[lower-alpha 8]  
Moccasin 141.350 S-426 north[lower-alpha 9]  
  146.367 S-207 north  
Windham 153.314 S-541 south[lower-alpha 10]  
Stanford 159.419 MT 80 north[lower-alpha 11]  
Geyser 174.711 S-551 north[lower-alpha 12]  
Raynesford 185.591 S-427 south[lower-alpha 13]  
Cascade
Armington 196.118 US 89 south[lower-alpha 14] South end of US 89 overlap
Belt 199.721 S-331 north[lower-alpha 15]  
  212.577 S-227 north / S-228 south  
Great Falls 218.776 US 87 north (15th Street) North end of US 87 overlap
219.429 I-15 Bus. north (10th Street) South end of I-15 Bus. overlap
220.942 I-315 west I-315 is an unsigned highway
221.770 I-15 north / US 89 / MT 200 north[lower-alpha 16]
I-15 south / I-315 east / I-15 Bus. north
North end of I-15 Bus., US 89, and MT 200 overlaps
1.000 mi = 1.609 km; 1.000 km = 0.621 mi
     Concurrency terminus     Closed/Former     Incomplete access     Unopened
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References