City in Los Angeles County, California · 3 sq mi · 3,557 people per sq mi
About 10,000 people live in Sierra Madre. The typical household earns $143,547, and the median resident is 44.8 years old.
2026 projection
From 11,235 in 2020
Poverty rate 4.59%
Men 40.7 · Women 53.3
1910–2026
10,497
2026 projection
6.6% since 2020 (decrease)
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.
1910–2026
10,497
2026 projection
6.6% since 2020 (decrease)
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 | 10,497 | -123 | 1.16% |
|---|---|---|---|
| 2025 | 10,620 | -126 | 1.17% |
| 2024 | 10,746 | -49 | 0.45% |
| 2023 | 10,795 | -72 | 0.66% |
| 2022 | 10,867 | -143 | 1.30% |
| 2021 | 11,010 | -225 | 2.00% |
| 2020 | 11,235 | +492 | 4.58% |
| 2019 | 10,743 | -115 | 1.06% |
| 2018 | 10,858 | -90 | 0.82% |
| 2017 | 10,948 | -62 | 0.56% |
Showing 10 of 27 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 109 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 22 residents
49% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 49% | 53% | 45% |
| Never married | 30% | 39% | 21% |
| Divorced | 14% | 6% | 21% |
| Widowed | 7% | 2% | 12% |
| Separated | <1% | <1% | <1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau