Iowa Code

Iowa Code § 306.27 (2026)

Changes for safety, economy, and utility

✓ current as of July 2026

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The state department of transportation as to primary roads and the boards of supervisors as to secondary roads on their own motion may change the course of any part of any road or stream, watercourse, or dry run and may pond water in order to avoid the construction and maintenance of bridges, or to avoid grades, or railroad crossings, or to straighten a road, or to cut off dangerous corners, turns, or intersections on the highway, or to widen a road above statutory width, or for the purpose of preventing the encroachment of a stream, watercourse, or dry run upon the highway. The department and the board of supervisors

Tue Dec 09 22:16:59 2025 Iowa Code 2026, Chapter 306 (36, 0) §306.27, ESTABLISHMENT, ALTERATION, AND VACATION OF HIGHWAYS 12\n\nshall conduct their proceedings in the manner and form prescribed in chapter 6B, except that the board of supervisors may use the form prescribed in sections 306.28 through 306.37 for the condemnation of right-of-way that is contiguous to existing road right-of-way and necessary for the maintenance, safety improvement, or upgrade of the existing secondary road. Changes are subject to chapter 455B and chapter 459, subchapters II and III. [C97, §427; SS15, §1527-r1; C24, 27, 31, 35, 39, §4607; C46, 50, §306.48; C54, 58, 62, 66, §306.21; C71, 73, 75, 77, 79, 81, §306.27] 83 Acts, ch 101, §66; 87 Acts, ch 61, §1; 99 Acts, ch 171, §28, 42; 2021 Acts, ch 80, §159 Referred to in §331.304

Notes of Decisions

Cited in 3 cases (1 in the last 5 years), 1972–2021 · leading case: Branderhorst v. Iowa State High. Comm'n Ex Rel. State, 202 N.W.2d 38 (Iowa 1972).

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Branderhorst v. Iowa State High. Comm'n Ex Rel. State, 202 N.W.2d 38 (Iowa 1972). “With reference to the powers of boards of supervisors, the legislature provided in § 306.27, Code, 1971: Boards of supervisors on their own motion may change the course of any part of any secondary road or stream, watercourse, or dry run, within any county in order to avoid the…”

Douglas D. Hickman & Susan A. Hickman v. Ringgold Cnty., Iowa (Iowa Ct. App. 2019). · cites it 2× “See Iowa Code § 306.27 (“[T]he boards of supervisors as to secondary roads on their own motion may change the course of any part of any road .”

City of Tiffin v. Tat, LLC (Iowa Ct. App. 2021). · cites it 2× “That being said, we found the county had statutory authority to upgrade the road under section 306.27, which provides a county board of supervisors “as to secondary roads on [its] own motion may change the course of any part of any road .”

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