Transmission Lines in Polk County, Iowa

Polk County, Iowa is home to 516,546 residents. Land Owl's national transmission lines layer records the following within the county boundary — Transmission line mapped: 235.2 mi. Mapped segments: 69. Highest transmission voltage: 345 kV. Distinct voltage classes: 2. Largest line owner by segment count: MIDAMERICAN ENERGY CO (68). Transmission line density: 39.7 mi per 100 sq mi. Share of mapped line in service: 100%. Every feature shown on the map above is clickable, and the figures on this page are derived from the same data the map renders, so they always agree. A free Land Owl account adds parcel boundaries, ownership records, flood zones, soils, wetlands and topography over the same view.

Frequently asked questions

How many transmission lines are there in Polk County, Iowa?

Land Owl maps 235.2 mi transmission line mapped within Polk County, Iowa.

Is this transmission line map free to use?

Yes. This map is free to view. A free Land Owl account unlocks the other data layers, parcel boundaries and ownership records.

Where does this data come from?

Land Owl compiles transmission lines from federal infrastructure datasets and serves them as a single national map layer.