Minn. Stat. § 375.03
Subd. 1. Staggering; vacancies.
In each new county, and in each county that has an increase of the number of commissioners, a commissioner shall be elected from each odd-numbered district for a term of two years, and from each even-numbered district for a term of four years. Thereafter all commissioners shall be elected for a term of four years, except that elections to fill vacancies shall be for the unexpired term only.
Subd. 2. Except Ramsey County.
This section does not apply to Ramsey County.