United States › Washington › San Juan County COUNTY · 2020 ACS
San Juan County Washington · 17,788 residents · 174 sq mi
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The short version
San Juan County is a county of 17,788 people in Washington. The median age is 56.1, about 17 years above the US median. The typical home is worth $535,200, having more than doubled since 2000. This is an unusually credentialed place: 52% of adults have a four-year degree. Owners hold 74% of the housing stock. The average commute runs 16 minutes.
At a glance
Average income
near the US median
US median: $66,278
Older
median age 56.1
US median: 38.8
More educated
52% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01
Population & growth from 47.4 in 2000
US average: 38.8
Population, 1990 – 2024
9K 12K 14K 17K 19K 1990 2000 2010 2020 2024 San Juan County Age distribution, 2020
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Section 02
Income & economy $64,753
−1%inflation adjusted, since 2000
from $43,491 in 2000
US average: $66,278
from $30,603 in 2000
US average: $35,364
Households earning $100K+
from 30.3% in 2009
US average: 43.9%
from 9.2% in 2000
US average: 12.8%
Workforce by industry, 2020
Professional, scientific, technical 3.8%
Agriculture, forestry, fishing 2.9%
Arts, entertainment, food 2%
Education & health services 1.7%
Public administration 1.4%
Transportation & warehousing 1.1%
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$535,200
+24%inflation adjusted, since 2000
from $286,400 in 2000
US average: $265,253
$1,087
+19%inflation adjusted, since 2000
from $607 in 2000
US average: $1,124
from 73.5% in 2000
26.2% rent
from 2.07 people in 2009
US average: 2.61
from 9.5 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 93.7%(13,187)
Hispanic / Latino 2.4%(338)
2020
White, non-Hispanic 84.5%(15,024)
Hispanic / Latino 7.3%(1,298)
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins
Detailed origins & ancestry Hispanic origin
+ 2 more hispanic origin groups with data Ancestry
+ 38 more ancestry groups with data from 40.2% in 2000
US average: 32.9%
High school or higher
from 94.4% in 2000
US average: 88.5%
from 15.2% in 2000
US average: 12.7%
Section 06
Commute & transportation from 11.3 min in 2000
US average: 26.9
from 61.7% in 2009
US average: 75.1%
from 5.3% in 2009
US average: 8.4%
Section 07
Work & employment from 3.8% in 2011
US average: 5.4%
from 60.4% in 2011
US average: 63.4%
Women 20-64 in the labor force
US average: 73.3%
from 35.9% in 2009
US average: 39.3%
Section 08
People & community from 6.2% in 2009
US average: 13.5%
from 15.0% in 2013
US average: 8.8%
Computer in household
US average: 91.9%
Marital status (2024)
Women 15+
Never married 19.7%(1,661)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 15.0% in 2013
US average: 8.8%
Direct-purchase
US average: 13.7%
VA health care
US average: 2.3%
Any private
US average: 68.1%
Any public
US average: 35.2%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2020
Gulf War (2001 or later) 6.8%(92)
Share of the 1,350 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
Places similar to San Juan County Head to head
Compare San Juan County to nearby counties SAN JUAN COUNTY VS
Island County
Income $90,551 +40%
Home value $593,300 +11%
Population 85,657 +361%
SEE FULL COMPARISON →
SAN JUAN COUNTY VS
Clallam County
Income $70,370 +9%
Home value $421,800 −21%
Population 78,202 +321%
SEE FULL COMPARISON →
SAN JUAN COUNTY VS
Jefferson County
Income $74,048 +14%
Home value $535,000 same
Population 33,970 +83%
SEE FULL COMPARISON →
SAN JUAN COUNTY VS
Skagit County
Income $89,263 +38%
Home value $545,100 +2%
Population 132,975 +616%
SEE FULL COMPARISON →
Frequently asked
How many people live in San Juan County, Washington? San Juan County, Washington has about 17,788 residents according to the 2020 American Community Survey.
What is the median household income in San Juan County, Washington? The typical household in San Juan County, Washington earns about $64,753 a year. Half of households make more than that, and half make less.
Is San Juan County, Washington expensive? In San Juan County, Washington, the median home is worth about $535,200, and the typical rent is about $1,087 a month.
How educated are people in San Juan County, Washington? About 51.7% of adults age 25 and over in San Juan County, Washington hold a bachelor's degree or higher.
What is the poverty rate in San Juan County, Washington? About 10.2% of people in San Juan County, Washington live below the federal poverty line.
Has San Juan County, Washington grown since 1990? Yes, San Juan County, Washington has grown since 1990. The population has added about 7,753 residents, a change of about 77 percent over that period.
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