City in San Luis Obispo County, California · 5.9 sq mi · 3,043 people per sq mi
About 18,000 people live in Arroyo Grande. The typical household earns $102,553, and the median resident is 45.8 years old.
2026 projection
From 18,437 in 2020
Poverty rate 4.83%
Men 44.2 · Women 47.2
1890–2026
18,070
2026 projection
2% 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.
1890–2026
18,070
2026 projection
2% 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 | 18,070 | -53 | 0.29% |
|---|---|---|---|
| 2025 | 18,123 | -102 | 0.56% |
| 2024 | 18,225 | -43 | 0.24% |
| 2023 | 18,268 | -111 | 0.60% |
| 2022 | 18,379 | -115 | 0.62% |
| 2021 | 18,494 | +57 | 0.31% |
| 2020 | 18,437 | +540 | 3.02% |
| 2019 | 17,897 | -73 | 0.41% |
| 2018 | 17,970 | -11 | 0.06% |
| 2017 | 17,981 | +2 | 0.01% |
Showing 10 of 27 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 184 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 21 residents
59% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 59% | 64% | 54% |
| Never married | 22% | 29% | 17% |
| Divorced | 11% | 6% | 15% |
| Widowed | 6% | 2% | 10% |
| Separated | 2% | <1% | 4% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau