South Dakota Public Pension Plans
3 plans · bottom-third average funded ratio (#51 of 51)
Lower funded-ratio band. South Dakota ranks #51 of 51 by average actuarial funded ratio (56.6%), bottom-third among states with a published average.
- Avg funded ratio
- 56.6%
- Total unfunded
- $5.05B
- Total members
- 89,978
- Plans tracked
- 3
According to the Public Plans Database, compiled by the Boston College Center for Retirement Research, South Dakota’s 3 tracked plans carry a combined unfunded liability of $5.05B at an average funded ratio of 56.6%. Plan cards report FY2023 valuations; this site’s database copy was last loaded in July 2026. See our methodology for the full source and update cadence.
PPD actuarial excerpt
State roster SD South Dakota
South Dakota: avg 56.6% funded (18.9 points below the national average) · 1 D/F grades · unfunded $5.05B
- AVG 56.6%
- UNF $5.05B
- MEM 89,978
- N 3
- DF 1
- VS -18.9pt
- BEST 78.1%
- LOW 22.8%
Funded-ratio peers
Nearest funded-ratio peer: Iowa (57.4%)
1 of 3 published-ratio plans sit under 60% actuarial assets; 1 of 3 carry a D or F health grade. How funded ratios are calculated →
South Dakota in the lower-funded third
Health grades and the 56.6% state average (#51 of 51, 18.9 points below the national average) use the same FY2023 plan-card snapshot as the hero KPIs and the table below.
Plans by health grade
Count of 3 tracked South Dakota plans in each funded-ratio grade band
Health-grade counts from the same state plan rows as the roster table
Plan types in South Dakota
Aggregates from the same FY2023 plan-card rows as the roster below. Averages include only plans that report a funded ratio.
| Type | Plans | Avg funded |
|---|---|---|
| General State | 2 | 73.4% |
| Police & Fire | 1 | 22.8% |
Every tracked plan in South Dakota
FY2023 plan-card snapshot from the Public Plans Database. ARC is the actuarially required contribution as a share of payroll where reported.
| Plan | Funded | Grade |
|---|---|---|
| South Dakota Retirement System | 78.1% | B |
| Sioux Falls ERS | 68.8% | C |
| Sioux Falls Fire | 22.8% | F |
Read our methodology - how this data is sourced, computed, and verified.
Compare inside South Dakota’s lower-funded roster
- Highest published ratio in South Dakota: South Dakota Retirement System (78.1%)
- Lowest published ratio in South Dakota: Sioux Falls Fire (22.8%)
- National General State plans (2 of 3 here)
- Nearest avg funded ratio: Iowa (57.4%)
- Nearest avg funded ratio: Maine (58.6%)
- Nearest avg funded ratio: District of Columbia (59.8%)
- Nearest avg funded ratio: Rhode Island (60.7%)
- How funded ratios are calculated and compared