CDP in Lake County, Montana · 5.4 sq mi · 25 people per sq mi
About 130 people live in Big Arm. The median resident is 29.9 years old.
2026 projection
From 89 in 2020
Poverty rate 50%
Men 40.7 · Women 29.7
2011–2026
134
2026 projection
50.6% 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.
2011–2026
134
2026 projection
50.6% 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 | 134 | -3 | 2.19% |
|---|---|---|---|
| 2025 | 137 | -5 | 1.78% |
| 2023 | 142 | -26 | 15.48% |
| 2022 | 168 | +86 | 104.88% |
| 2021 | 82 | -7 | 7.87% |
| 2020 | 89 | -80 | 47.34% |
| 2019 | 169 | -73 | 30.17% |
| 2018 | 242 | 0 | 0.00% |
| 2017 | 242 | -70 | 22.44% |
| 2016 | 312 | +82 | 35.65% |
Showing 10 of 15 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
82% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 82% | 83% | 81% |
| Never married | 15% | 11% | 19% |
| Divorced | 0% | 0% | 0% |
| Widowed | 3% | 6% | 0% |
| Separated | 0% | 0% | 0% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
7 sources, all from the U.S. Census Bureau