MDT County Maps

Please call the Road Inventory and Mapping Section at 406.444.6111 if you have questions.

• The County Sheets listed below are current as of February 22nd, 2010. They have been constructed in ArcGIS 9.3.1 using ArcMap. Esri, Inc.
  
  
  • These copyrighted© planimetric general highway county maps show roads on a land grid of township,range and section lines. MDT departmental route id's are indicated with a beginning label and ending label, and MDT corridor id’s are added to some routes where possible. These maps do not imply roadway ownership or maintenance responsibility. Cultural features adjacent to roads are displayed by symbols. The maps also indicate managed areas by owner, lakes, reservoirs, streams, canals/ditches, and, railroads.
  • City areas are blocked out on these maps but they are available in the Urban maps, City Systems maps and Unincorporated Town Maps.
• The County System Routes maps listed below are current as of March 2011. They have been constructed in ArcGIS 9.3.1 Using ArcMap. Esri, Inc.
  
  
  • These maps are updated annually to show current On System Routes. On System Routes are comprised of the Interstate NHS, Non-Interstate NHS, State Primary, and State Secondary routes.
• You are able to interact with the map by turning on and off layers in the pdf. After you open the PDF go to View -> Navigation Panels -> Layers. Then you should see the layers in the map (Click the plus sign to ungroup certain layers) you can then turn them on and off by clicking the eye button.



• The index map shows the arrangement and the number of map sheets for each county. Each sheet is hyperlinked to the appropriate map sheet.
• Downloading Problems/FAQs

County Sheets File Size BEAV_CS.PDF © 18,829,963 BIGH_CS.PDF © 13,813,149 BLAI_CS.PDF © 10,436,862 BROA_CS.PDF © 6,569,424 CARB_CS.PDF © 9,768,980 CART_CS.PDF © 7,946,571 CASC_CS.PDF © 10,555,405 CHOU_CS.PDF © 14,292,269 CUST_CS.PDF © 9,202,564 DANI_CS.PDF © 2,109,991 DAWS_CS.PDF © 11,467,414 DEER_CS.PDF © 5,102,894 FALL_CS.PDF © 3,128,261 FERG_CS.PDF © 14,026,459 FLAT_CS.PDF © 28,975,963 GALL_CS.PDF © 10,933,383 GARF_CS.PDF © 39,457,475 GLAC_CS.PDF © 11,995,286 GOLD_CS.PDF © 2,712,206 GRAN_CS.PDF © 9,051,709 HILL_CS.PDF © 8,158,055 JEFF_CS.PDF © 10,575,033 JUDI_CS.PDF © 6,114,265 LAKE_CS.PDF © 9,581,266 LEWI_CS.PDF © 15,854,014 LIBE_CS.PDF © 4,241,482 LINC_CS.PDF © 15,249,138 MADI_CS.PDF © 15,180,775 MCCO_CS.PDF © 24,389,096 MEAG_CS.PDF © 7,248,024 MINE_CS.PDF © 8,123,347 MISS_CS.PDF © 13,433,440 MUSS_CS.PDF © 5,618,785 PARK_CS.PDF © 9,693,875 PETR_CS.PDF © 10,007,323 PHIL_CS.PDF © 22,483,897 POND_CS.PDF © 8,888,739 POWD_CS.PDF © 8,701,164 POWE_CS.PDF © 6,261,944 PRAI_CS.PDF © 6,574,614 RAVA_CS.PDF © 11,010,687 RICH_CS.PDF © 11,046,691 ROOS_CS.PDF © 11,084,155 ROSE_CS.PDF © 11,643,047 SAND_CS.PDF © 16,558,163 SHER_CS.PDF © 4,688,027 SILV_CS.PDF © 5,744,650 STIL_CS.PDF © 6,807,228 SWEE_CS.PDF © 7,169,694 TETO_CS.PDF © 8,928,844 TOOL_CS.PDF © 8,043,366 TREA_CS.PDF © 5,093,551 VALL_CS.PDF © 37,768,534 WHEA_CS.PDF © 3,242,045 WIBA_CS.PDF © 3,773,291 YELL_CS.PDF © 11,066,283

County System Routes File Size 1_SYSTEMS_COUNTY.PDF © 112,420,750 SYSTEMS_BEAVERHEAD.PDF © 5,759,822 SYSTEMS_BIG_HORN.PDF © 1,501,975 SYSTEMS_BLAINE.PDF © 1,615,520 SYSTEMS_BROADWATER.PDF © 2,256,835 SYSTEMS_CARBON.PDF © 1,186,068 SYSTEMS_CARTER.PDF © 802,206 SYSTEMS_CASCADE.PDF © 2,295,381 SYSTEMS_CHOUTEAU.PDF © 2,048,089 SYSTEMS_CUSTER.PDF © 1,538,827 SYSTEMS_DANIELS.PDF © 917,507 SYSTEMS_DAWSON.PDF © 1,592,798 SYSTEMS_DEER_LODGE.PDF © 2,771,302 SYSTEMS_FALLON.PDF © 1,004,856 SYSTEMS_FERGUS.PDF © 2,340,203 SYSTEMS_FLATHEAD.PDF © 5,529,394 SYSTEMS_GALLATIN.PDF © 2,958,161 SYSTEMS_GARFIELD.PDF © 2,562,510 SYSTEMS_GLACIER.PDF © 2,198,587 SYSTEMS_GOLDEN_VALLEY.PDF © 628,302 SYSTEMS_GRANITE.PDF © 3,142,249 SYSTEMS_HILL.PDF © 1,213,684 SYSTEMS_JEFFERSON.PDF © 2,963,686 SYSTEMS_JUDITH_BASIN.PDF © 1,662,390 SYSTEMS_LAKE.PDF © 2,331,271 SYSTEMS_LEWIS_AND_CLARK.PDF © 3,771,393 SYSTEMS_LIBERTY.PDF © 664,710 SYSTEMS_LINCOLN.PDF © 3,284,781 SYSTEMS_MADISON.PDF © 2,846,149 SYSTEMS_MCCONE.PDF © 1,357,940 SYSTEMS_MEAGHER.PDF © 3,096,103 SYSTEMS_MINERAL.PDF © 2,441,522 SYSTEMS_MISSOULA.PDF © 3,313,335 SYSTEMS_MUSSELSHELL.PDF © 923,768 SYSTEMS_PARK.PDF © 1,484,478 SYSTEMS_PETROLEUM.PDF © 1,546,317 SYSTEMS_PHILLIPS.PDF © 1,816,931 SYSTEMS_PONDERA.PDF © 1,498,696 SYSTEMS_POWDER_RIVER.PDF © 1,096,503 SYSTEMS_POWELL.PDF © 2,824,404 SYSTEMS_PRAIRIE.PDF © 991,746 SYSTEMS_RAVALLI.PDF © 3,923,369 SYSTEMS_RICHLAND.PDF © 1,560,855 SYSTEMS_ROOSEVELT.PDF © 1,790,160 SYSTEMS_ROSEBUD.PDF © 1,647,402 SYSTEMS_SANDERS.PDF © 5,176,927 SYSTEMS_SHERIDAN.PDF © 875,649 SYSTEMS_SILVER_BOW.PDF © 2,580,729 SYSTEMS_STILLWATER.PDF © 1,145,711 SYSTEMS_SWEET_GRASS.PDF © 1,379,062 SYSTEMS_TETON.PDF © 2,006,723 SYSTEMS_TOOLE.PDF © 1,252,613 SYSTEMS_TREASURE.PDF © 844,618 SYSTEMS_VALLEY.PDF © 1,810,490 SYSTEMS_WHEATLAND.PDF © 951,961 SYSTEMS_WIBAUX.PDF © 474,078 SYSTEMS_YELLOWSTONE.PDF © 1,278,202