City in Grant County, South Dakota · 2.8 sq mi · 1,267 people per sq mi
3,515 people live in Milbank. The typical household earns $56,011, and the median resident is 50 years old.
2026 projection
From 3,544 in 2020
Poverty rate 13.22%
Men 46.2 · Women 52.2
1890–2026
3,515
2026 projection
0.8% since 2020 (decrease)
Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
1890–2026
3,515
2026 projection
0.8% since 2020 (decrease)
Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 3,515 | +3 | 0.09% |
|---|---|---|---|
| 2025 | 3,512 | -33 | 0.93% |
| 2024 | 3,545 | +26 | 0.74% |
| 2023 | 3,519 | -7 | 0.20% |
| 2022 | 3,526 | -6 | 0.17% |
| 2021 | 3,532 | -12 | 0.34% |
| 2020 | 3,544 | -11 | 0.31% |
| 2019 | 3,555 | +26 | 0.74% |
| 2018 | 3,529 | +6 | 0.17% |
| 2017 | 3,523 | +18 | 0.51% |
Showing 10 of 29 years.
The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.
Milbank has a population change lower than Grant County, South Dakota, and the U.S.
Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.
Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 35 people).
Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002
Half of households earn more, half earn less
Typical yearly pay for a worker 25 or older.
About 1 in 8 residents
61% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 61% | 67% | 56% |
| Never married | 15% | 18% | 11% |
| Divorced | 13% | 8% | 18% |
| Widowed | 11% | 7% | 15% |
| Separated | <1% | <1% | 0% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
14 sources