Montana Public Employee Retirement Administration

Member Interest Rates

This is the interest paid to all active members in all plans on their payroll contributions.  Interest is credited to member accounts monthly.  We calculate member interest annually based on the Board Policy Admin 03.

Effective Date Interest Rate  
7/1/2021 0.22%
7/1/2020 0.55%
7/1/2019 2.39%
7/1/2018 2.02%
7/1/2017 0.77%
7/1/2010 0.25%
7/1/2009 1.00%
7/1/2008 3.00%
7/1/2007 4.50%
7/1/2006 3.75%
7/1/2005 2.20%
7/1/2003 1.20%
7/1/1996 5.00%
7/1/1995 5.50%
7/1/1993 4.00%
7/1/1992 5.00%
7/1/1987 7.25%
7/1/1986 9.00%
7/1/1984 8.50%
7/1/1980 7.50%
7/1/1978 7.00%
7/1/1974 6.00%
7/1/1971 5.50%
7/1/1968 4.50%
Contact MPERA
For questions regarding preparing for your retirement call 1-877-275-7372