Census Reporter

Mercer Island, WA

25,820 Population
6.4 square miles 4,045.3 people per square mile

Census data: ACS 2020 5-year unless noted

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Demographics

45.9 ±1.3 Median age
  • about 25 percent higher than the figure in the Seattle-Tacoma-Bellevue, WA Metro Area: 37 ±0.2
  • about 20 percent higher than the figure in Washington: 37.8 ±0.2

Economics

$95,368 ±$6,254 Per capita income
  • about double the amount in the Seattle-Tacoma-Bellevue, WA Metro Area: $48,157 ±$333
  • more than double the amount in Washington: $40,837 ±$198
$150,506 ±$18,464 Median household income
  • more than 1.5 times the amount in the Seattle-Tacoma-Bellevue, WA Metro Area: $90,790 ±$511
  • about double the amount in Washington: $77,006 ±$296

5.3% ±1.9% (1,361  ±481) Persons below poverty line
  • about three-fifths of the rate in the Seattle-Tacoma-Bellevue, WA Metro Area: 8.4% 325,871 (±0.2% / ±7,629)
  • about half the rate in Washington: 10.2% 751,044 (±0.2% / ±12,849)

25.9 minutes ±0.8 (266,300  ±18,944) Mean travel time to work
  • about 80 percent of the figure in the Seattle-Tacoma-Bellevue, WA Metro Area: 31 56,894,360 (±0.1 / ±362,973)
  • about 90 percent of the figure in Washington: 28 92,400,305 (±0.1 / ±456,639)

Families

10,128 ±313 Number of households
  • the Seattle-Tacoma-Bellevue, WA Metro Area: 1,529,875 ±3,288
  • Washington: 2,905,822 ±5,585
2.5 ±0.1 (25,675  ±61) Persons per household
  • about the same as the figure in the Seattle-Tacoma-Bellevue, WA Metro Area: 2.5 3,859,719 (±0 / ±1,823)
  • about the same as the figure in Washington: 2.5 7,365,480

4.5% ±1.7% (240  ±93) Women 15-50 who gave birth during past year
  • about 80 percent of the rate in the Seattle-Tacoma-Bellevue, WA Metro Area: 5.4% 52,273 (±0.2% / ±1,630)
  • about 80 percent of the rate in Washington: 5.5% 96,936 (±0.1% / ±2,554)

Housing

10,886 ±347 Number of housing units
  • the Seattle-Tacoma-Bellevue, WA Metro Area: 1,617,780 ±752
  • Washington: 3,150,194 ±389

$1,386,300 ±$72,733 Median value of owner-occupied housing units
  • more than double the amount in the Seattle-Tacoma-Bellevue, WA Metro Area: $471,900 ±$2,171
  • more than double the amount in Washington: $366,800 ±$1,278

15.6% ±2.6% (4,005  ±675.7) Moved since previous year
  • about 90 percent of the rate in the Seattle-Tacoma-Bellevue, WA Metro Area: 17.4% 676,971 (±0.3% / ±10,136.8)
  • about 90 percent of the rate in Washington: 17% 1,259,803 (±0.2% / ±14,297)

Social

98.4% ±4.3% (18,105  ±894.9) High school grad or higher
  • a little higher than the rate in the Seattle-Tacoma-Bellevue, WA Metro Area: 92.9% 2,566,260 (±0.4% / ±11,881.1)
  • about 10 percent higher than the rate in Washington: 91.7% 4,768,368 (±0.3% / ±16,668.7)
76.2% ±3.4% (14,013  ±702.9) Bachelor's degree or higher
  • more than 1.5 times the rate in the Seattle-Tacoma-Bellevue, WA Metro Area: 43.6% 1,203,814 (±0.3% / ±7,777.6)
  • more than double the rate in Washington: 36.7% 1,907,238 (±0.2% / ±10,362)

N/A Persons with language other than English spoken at home

22.3% ±2.4% (5,746  ±621) Foreign-born population
  • about 20 percent higher than the rate in the Seattle-Tacoma-Bellevue, WA Metro Area: 19.2% 754,455 (±0.2% / ±6,646)
  • about 1.5 times the rate in Washington: 14.5% 1,089,660 (±0.1% / ±8,722)

5.9% ±1% (1,161  ±200) Population with veteran status
  • about 80 percent of the rate in the Seattle-Tacoma-Bellevue, WA Metro Area: 7.5% 230,306 (±0.1% / ±3,598)
  • about two-thirds of the rate in Washington: 8.9% 517,912 (±0.1% / ±5,610)
1,161 Total veterans ±200 1,106 Male ±192 55 Female ±37

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