Editing Issaquah, Washington (section)

==Demographics==
{{US Census population
|1900= 700
|1910= 628
|1920= 791
|1930= 763
|1940= 812
|1950= 955
|1960= 1870
|1970= 4313
|1980= 5536
|1990= 7786
|2000= 11212
|2010= 30434
|2020= 40051
|estyear=2023
|estimate=38977
|estref=<ref name="Census-Estimate2023"/>
|align-fn=center
|footnote=U.S. Decennial Census<ref name="DecennialCensus">{{cite web|url=https://www.census.gov/programs-surveys/decennial-census.html|title=Census of Population and Housing|publisher=Census.gov|access-date=June 4, 2016}}</ref><br>2020 Census<ref name="2020 Census (City)"/>
}}

According to a 2021 estimate, the median income for a household in the city was $132,984, and the median income for a family was $115,814. The per capita income for the city was $78,581.

According to the Washington State Office of Financial Management, Issaquah ranked 6th of 279 eligible incorporated communities in population growth between 2000 and 2005.<ref>{{cite web |url=http://www.ofm.wa.gov/pop/april1/ |title=Official April 1, 2007 Population Estimates |access-date=August 7, 2007 |date=June 27, 2007|publisher=State of Washington Office of Financial Management}}</ref> Forbes.com ranked Issaquah the 2nd fastest-growing suburb in the state and the 89th in the nation.<ref>{{cite magazine |url=https://www.forbes.com/forbeslife/2007/07/16/suburbs-growth-housing-forbeslife-cx_mw_0716realestate.html |title=America's Fastest-Growing Suburbs |access-date=August 7, 2007 |author=Woolsey, Matt|date=July 16, 2007|magazine=Forbes |page= 2|archive-url=https://web.archive.org/web/20081031111334/http://www.forbes.com/forbeslife/2007/07/16/suburbs-growth-housing-forbeslife-cx_mw_0716realestate_2.html|archive-date=October 31, 2008}}</ref>

===2010 census===
As of the [[2010 United States census|2010 census]], there were 30,434 people, 12,841 households, and 8,018 families residing in the city. The population density was {{convert|2674.3|PD/sqmi|PD/km2|1}}. There were 13,914 housing units at an average density of {{convert|1222.7|/sqmi|/km2|1}}. The [[Race and ethnicity in the United States Census|racial makeup]] of the city was 74.7% White, 1.4% African American, 0.4% Native American, 17.5% Asian, 0.1% Pacific Islander, 1.8% from other races, and 4.1% from two or more races. Hispanic or Latino of any race made up 5.8% of the population.

For the same census period, there were 12,841 households, of which 33.0% had children under the age of 18 living with them, 51.9% were married couples living together, 7.9% had a female householder with no husband present, 2.7% had a male householder with no wife present, and 37.6% were non-families. 30.1% of all households were made up of individuals, and 10.9% had someone living alone who was 65 years of age or older. The average household size was 2.34, and the average family size was 2.95.

The median age in the city was 36.8 years. 23.7% of residents were under the age of 18; 5.5% were between the ages of 18 and 24; 35.5% were from 25 to 44; 22.6% were from 45 to 64; and 12.7% were 65 years of age or older. The gender makeup of the city was 47.7% male and 52.3% female.

The population has increased by 40,058 people as of the 2020 census.

===2000 census===
As of the [[2000 United States census|2000 census]], there were 11,212 people, 4,840 households, and 2,908 families residing in the city. The population density was 1,330.9 people per square mile (514.1/km<sup>2</sup>). There were 5,195 housing units at an average density of 616.7 per square mile (238.2/km<sup>2</sup>). The [[Race and ethnicity in the United States Census|racial makeup]] of the city was 87.95% White, 0.88% African American, 0.63% Native American, 6.04% Asian, 0.11% Pacific Islander, 1.46% from other races, and 2.93% from two or more races. Hispanic or Latino of any race made up 4.95% of the population.

There were 4,840 households, out of which 29.5% had children under the age of 18 living with them, 47.3% were married couples living together, 9.6% had a female householder with no husband present, and 39.9% were non-families. 31.0% of all households were made up of individuals, and 7.8% had someone living alone who was 65 years of age or older. The average household size was 2.27 and the average family size was 2.87.

In the city the population was spread out, with 22.2% under the age of 18, 7.3% from 18 to 24, 36.5% from 25 to 44, 24.0% from 45 to 64, and 10.0% who were 65 years of age or older. The median age was 37 years. For every 100 females, there were 91.9 males. For every 100 females age 18 and over, there were 88.1 males.

The median income for a household in the city was $57,892, and the median income for a family was $77,274. Males had a median income of $55,049 versus $36,670 for females. The [[per capita income]] for the city was $34,222. About 3.4% of families and 4.8% of the population were below the [[poverty line]], including 5.5% of those under age 18 and 4.7% of those age 65 or over.