CDP in Snohomish County, Washington · 8.4 sq mi · 375 people per sq mi
About 3,200 people live in Arlington Heights. The typical household earns $127,244, and the median resident is 46.8 years old.
2026 projection
From 2,463 in 2020
Poverty rate 3.4%
Men 47.5 · Women 45.3
2011–2026
3,153
2026 projection
28% 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
3,153
2026 projection
28% 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 | 3,153 | +54 | 1.74% |
|---|---|---|---|
| 2025 | 3,099 | +109 | 1.81% |
| 2023 | 2,990 | -132 | 4.23% |
| 2022 | 3,122 | +348 | 12.55% |
| 2021 | 2,774 | +311 | 12.63% |
| 2020 | 2,463 | +53 | 2.20% |
| 2019 | 2,410 | -163 | 6.34% |
| 2018 | 2,573 | -253 | 8.95% |
| 2017 | 2,826 | +40 | 1.44% |
| 2016 | 2,786 | +61 | 2.24% |
Showing 10 of 15 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 27 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 29 residents
51% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 51% | 60% | 44% |
| Never married | 34% | 30% | 37% |
| Divorced | 5% | 11% | 1% |
| Widowed | 10% | 0% | 18% |
| Separated | 0% | 0% | 0% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau