Description of boundaries
Wis. Stat. § 4.003
in effectWherever in this chapter territory is described by geographic boundaries, the following conventions are used:
(1) Each bound continues to the intersection with the bound next named, or to the intersection with a straight-line extension of such bound.
(2) If the bound is a street, it follows the center line of the street or the center line of the street extended.
(3) If the bound is a railroad right-of-way, it follows the center line of the railroad right-of-way.
(4) If the bound is a river or stream, it follows the center of the main channel of such river or stream.
(5) If the bound follows a municipal boundary, it coincides with such boundary.
Source: WI Statutes (Official Site)URL: https://docs.legis.wisconsin.gov/document/statutes/4.003Fetched: 10/7/2026