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9611 SE 36th Street
Mercer Island, WA 98040
Phone: 206.275.7605
Email: epermittech@mercer. . .
Hours:

Open to the public:
8:30 AM - 4:00 PM
on Mon, Tue, Thu, & Fri

10:00 AM - 4:00 PM on Wed


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Mercer Island Demographic Information

2010 Census Quick Facts

2010 Census Total Island Population: 22,699
2010 Census Island Population Over Age 18: 17,126
2010 Census Occupied Housing Units: 9,109
2010 Census Average Island Household Size: 2.48
2000 Census Median Household Income: $121,948
Population Change from 2000 to 2010: +663
Occupied Housing Unit Change from 2000 to 2010: +672

2000 Census Quick Facts

2000 Census Total Island Population: 22,036
2000 Census Island Population Over Age 18: 16,312
2000 Census Occupied Housing Units: 8,437
2000 Census Average Island Household Size: 2.58
2000 Census Median Household Income: $91,904
Population Change from 1990 to 2000: +1,220
Occupied Housing Unit Change from 1990 to 2000: +430

1990 Census Quick Facts

1990 Census Total Island Population: 20,816
1990 Census Island Population Over Age 18: 15,887
1990 Census Occupied Housing Units: 8,007
1990 Census Average Persons per Household: 2.59
1990 Census Median Household Income: $61,572


Population Estimates (as Determined by Washington State)

2018: 24,270
2017: 24,210
2016: 23,660
2015: 23,480
2014: 23,310
2013: 22,720
2012: 22,690
2011: 22,710
2010: 22,890
2009: 22,720
2008: 22,650
2007: 22,380
2006: 21,860
2005: 21,710
2004: 21,830
2003: 21,840
2002: 21,955
2001: 21,970


NOTE: More detailed information is available from U.S. Census Bureau


PDF -   2000MERCERISLANDCENSUSSTATS.PDFSpacer(39.2KB)
Profile of General Mercer Island Demographic Characteristics: 2000 Census

PDF -   2010 CENSUS DATA - MERCER ISLAND 2.PDFSpacer(156.5KB)
Profile of General Mercer Island Demographic Characteristics: 2010 Census
 

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