Skip to main content
K12Guides Logo
K12Guides
WA Regular Public School District 6 Schools

Mercer Island School District

MERCER ISLAND, WA 98040 • King County • 6 Operating Schools
(206) 236-3300
Official Website

Community Population & Income Overview

Census 2023 • SAIPE 2024
Total Population
25,282
4,607 school-age (5-17)
Median Household Income
$202,359
Overall Poverty Rate
4.64%
1,168 people in poverty
Child Poverty Rate
2.72%
135 children in poverty

School-Age Child Poverty Trends (5-Year History)

Annual Census SAIPE estimates for school district children aged 5–17 in poverty

SAIPE 2020–2024
0% 4.8% 9.5% 14.3% 19% U.S. Baseline: 14.67% WA Avg: 10.61% 2020 Poverty Rate: 2.99% (151 / 5,048 kids) 2.99% 2020 151 kids 2021 Poverty Rate: 3.69% (184 / 4,992 kids) 3.69% 2021 184 kids 2022 Poverty Rate: 2.42% (118 / 4,878 kids) 2.42% 2022 118 kids 2023 Poverty Rate: 3.06% (150 / 4,900 kids) 3.06% 2023 150 kids 2024 Poverty Rate: 2.72% (135 / 4,956 kids) 2.72% 2024 135 kids
Census Vintage School-Age Children (5–17) Children in Poverty District Poverty Rate State Benchmark National Benchmark
2020 5,048 151 2.99% 9.82% 14.57%
2021 4,992 184 3.69% 11.01% 15.78%
2022 4,878 118 2.42% 10.85% 15.17%
2023 4,900 150 3.06% 10.88% 14.98%
2024 4,956 135 2.72% 10.61% 14.67%

Housing & Real Estate Context

Census 2023
Median Home Value $1,884,200
Median Gross Rent $2,464/mo
Owner-Occupied 6,529
Renter-Occupied 3,364
Owner-Occupied: 6,529 (66%) Renter-Occupied: 3,364 (34%)
Occupied 9,893

Housing Tenure Distribution

Ratio of owner-occupied vs. renter-occupied residential households

Owner-Occupied 6,529 (66%)
Renter-Occupied 3,364 (34%)

Household Income Distribution (16 Brackets)

Census 2023 • Total: 9,893 households
250 (2.5%)
< $10k
60 (0.6%)
$10k-$14k
213 (2.2%)
$15k-$19k
86 (0.9%)
$20k-$24k
117 (1.2%)
$25k-$29k
253 (2.6%)
$30k-$34k
238 (2.4%)
$35k-$39k
108 (1.1%)
$40k-$44k
153 (1.5%)
$45k-$49k
190 (1.9%)
$50k-$59k
571 (5.8%)
$60k-$74k
563 (5.7%)
$75k-$99k
577 (5.8%)
$100k-$124k
647 (6.5%)
$125k-$149k
862 (8.7%)
$150k-$199k
5,005 (50.6%)
$200k+
< $10k
250 (2.5%)
$10k-$14k
60 (0.6%)
$15k-$19k
213 (2.2%)
$20k-$24k
86 (0.9%)
$25k-$29k
117 (1.2%)
$30k-$34k
253 (2.6%)
$35k-$39k
238 (2.4%)
$40k-$44k
108 (1.1%)
$45k-$49k
153 (1.5%)
$50k-$59k
190 (1.9%)
$60k-$74k
571 (5.8%)
$75k-$99k
563 (5.7%)
$100k-$124k
577 (5.8%)
$125k-$149k
647 (6.5%)
$150k-$199k
862 (8.7%)
$200k+
5,005 (50.6%)

School-Age Grade Population Distribution

Census 2023 • Total: 4,640 students
362 (7.8%)
1st
340 (7.3%)
2nd
325 (7%)
3rd
414 (8.9%)
4th
264 (5.7%)
5th
386 (8.3%)
6th
422 (9.1%)
7th
307 (6.6%)
8th
384 (8.3%)
9th
303 (6.5%)
10th
504 (10.9%)
11th
629 (13.6%)
12th
1st Grade
362 (7.8%)
2nd Grade
340 (7.3%)
3rd Grade
325 (7%)
4th Grade
414 (8.9%)
5th Grade
264 (5.7%)
6th Grade
386 (8.3%)
7th Grade
422 (9.1%)
8th Grade
307 (6.6%)
9th Grade
384 (8.3%)
10th Grade
303 (6.5%)
11th Grade
504 (10.9%)
12th Grade
629 (13.6%)