Town in Brookings County, South Dakota · 0.4 sq mi · 280 people per sq mi
About 100 people live in Sinai. The typical household earns $56,875, and the median resident is 24.9 years old.
2026 projection
From 94 in 2020
Poverty rate 1.86%
Men 24.9 · Women 16.5
2010–2026
103
2026 projection
9.6% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
2010–2026
103
2026 projection
9.6% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 103 | +1 | 0.98% |
|---|---|---|---|
| 2025 | 102 | +1 | 0.99% |
| 2024 | 101 | +4 | 4.12% |
| 2023 | 97 | +1 | 1.04% |
| 2022 | 96 | 0 | 0.00% |
| 2021 | 96 | +2 | 2.13% |
| 2020 | 94 | -32 | 25.40% |
| 2019 | 126 | -1 | 0.79% |
| 2018 | 127 | +2 | 1.60% |
| 2017 | 125 | +2 | 1.63% |
Showing 10 of 17 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 2 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 54 residents
68% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 68% | 61% | 78% |
| Never married | 23% | 31% | 12% |
| Divorced | 4% | 5% | 2% |
| Widowed | 3% | 3% | 4% |
| Separated | 2% | 0% | 4% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau