Marshall County Map, Illinois

Detailed road and geographic map of Marshall County.

County Information

  • State: Illinois
  • FIPS Code: 17123
  • Population: 11,742
  • Area (sq mi): 386.8
  • Density: 30.4/sq mi
  • Growth Trend: -0.5%
  • Households: 5,819
  • Election Data: Republican
  • Climate Zone: Mixed/Moderate

Map Overlays

Export Options

Overview

Marshall County is located in the U.S. state of Illinois. It has a land area of approximately 386.8 square miles.