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  1. Roadway Patching To Begin On Vine Avenue (Old 218)

    On Monday, June 3rd, Washington County will begin a maintenance patching project on one mile of Vine Avenue (Old 218) south of Ainsworth and one mile of Vine Avenue south of Haskins. To view the official press release, please follow the link below. Read on...
  2. Washington County Engineer installed as South-Central Region VP of NACE

    Washington County Engineer Jacob Thorius was installed as South-Central Region VP of the National Association of County Engineers (NACE) at their recent annual meeting and technical conference. To view the official press release follow the link below. Read on...
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  4. 2018-19 Washington County Communications Project

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  1. Courthouse with Flowers

    Washington County


    Washington County was originally organized and established in 1839 as Slaughter County; however, residents soon changed the name to Washington County in honor of George Washington.

    Washington County covers 556.75 square miles and is located in Southeast Iowa - the richest area of America's agricultural region. As of the 2010 census, the population was 21,704. The nine incorporated cities in the county are Ainsworth, Brighton, Coppock, Crawfordsville, Kalona, Riverside, Washington, Wellman, and West Chester.