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Iowa DOT GIS data

1 public ArcGIS map published by Iowa DOT, Iowa, with 22 layers between them. Open one in MapPull to pick the layers you need and download them as Shapefile, DXF, GeoJSON, or KMZ, clipped to your project area.

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  • Reference Post · points · 17,979
  • Bridge Line · lines · 23,643
  • Townships · polygons · 1,644
  • Sections · polygons · 56,762
  • Iowa Counties · polygons · 99
  • TMDL Watersheds · polygons · 83
  • Public Lake Watersheds · polygons · 138
  • Stream Watersheds · polygons · 103
  • HUC 08 · polygons · 58
  • HUC 10 · polygons · 537
  • HUC 12 · polygons · 2,490
  • City Limit Boundaries for the State of Iowa · polygons · 938
  • Maintenance Garages · points · 100
  • cameras · points · 0
  • Inactive · points · 332
  • Active · points · 119
  • ArcGIS.DBO.FY2024_STIP_Lines · lines · 521
  • ArcGIS.DBO.FY2024_STIP_Points · points · 699
  • PMIS · lines · 4,154
  • Public Railroad Crossings · points · 5,566
  • Bridge Point · points · 23,643
  • Scenic_Byways · lines · 14

These maps are published by Iowa DOT, which owns the data and sets its terms of use. MapPull reads only what is public; it doesn't host or change the data. Layer names and feature counts were read on 2026-10-19 and can change when the publisher updates a map.