CensusEasy
COUNTY · 2020 ACS

Washington County

Idaho · 10,500 residents · 1,452.852 sq mi
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The short version

Washington County has notably lower household income than the US average, with a median household income of $42,126. Population has held roughly steady since 2000. 19% of adults hold a bachelor's degree or higher, below the national rate of 33%. Median home value has risen by half since 2000, reaching $163,000. With a median age of 46.0, the population is older than the US median of 38.8. Households here earn about 28% less than the Idaho median.

At a glance
Lower income
below the US median
US median: $66,278
Older
median age 46.0
US median: 38.8
Less educated
19% 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

Total population
10,500
+5%since 2000
from 9,977 in 2000
1990 – 2025
Median age
46.0
+17%since 2000
from 39.2 in 2000
US average: 38.8
Population, 1990 – 2024
8K9K10K11K11K1990201020202024Washington County
202411K
1990201020202024
Age distribution, 2020
Under 55%(530)
US avg: 5.6%
5 to 96.3%(658)
US avg: 6.1%
10 to 147.1%(750)
US avg: 6.5%
15 to 197%(737)
US avg: 6.6%
20 to 244.1%(428)
US avg: 6.7%
25 to 348.6%(907)
US avg: 13.5%
35 to 4410.4%(1,096)
US avg: 12.7%
45 to 5410.9%(1,149)
US avg: 12.3%
55 to 6414.5%(1,520)
US avg: 13.1%
65 to 7415.1%(1,583)
US avg: 10%
75 to 848%(842)
US avg: 4.9%
85 and over2.9%(300)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$42,126
−8%inflation adjusted, since 2000
from $30,625 in 2000
US average: $66,278
1990 – 2024
Per capita income
$24,216
+57%since 2000
from $15,464 in 2000
US average: $35,364
Households earning $100K+
22.4%
+3.7 ptssince 2009
from 18.7% in 2009
US average: 43.9%
Poverty rate
12.2%
−1.1 ptssince 2000
from 13.3% in 2000
US average: 12.8%
Workforce by industry, 2020
Retail trade12.3%
US avg: 10%
Agriculture, forestry, fishing10.7%
US avg: 1.7%
Construction9.9%
US avg: 1.2%
Wholesale trade8.1%
US avg: 6.7%
Information7.3%
US avg: 11.1%
Finance & insurance4.6%
US avg: 5.5%
Professional, scientific, technical3.6%
US avg: 4.7%
Transportation & warehousing3.5%
US avg: 2.5%
Other services2.3%
US avg: 6.6%
Arts, entertainment, food1.7%
US avg: 2%
Public administration1.7%
US avg: 4.7%
Education & health services0.9%
US avg: 0.8%
Manufacturing0.8%
US avg: 0.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$163,000
+18%inflation adjusted, since 2000
from $91,800 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$700
+2%inflation adjusted, since 2000
from $457 in 2000
US average: $1,124
Owner-occupied
75.2%
+1.5 ptssince 2000
from 73.7% in 2000
24.8% rent
Afford Score
3.9
−1%since 2009
from 3.9 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
RELATED:See current rent listings in Washington County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic83.1%(8,294)
Black0.1%(10)
Hispanic / Latino13.8%(1,372)
Asian1%(103)
Other0%
2020
White, non-Hispanic77.3%(8,118)
Black0.2%(17)
Hispanic / Latino15.8%(1,662)
Asian0.8%(81)
Other3.8%(397)
Segregation Score
20
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
Mexican16.9%(1,710)
Asian origin
Japanese0.2%(17)
Filipino0.1%(12)
Ancestry
German16.5%(1,671)
English14.4%(1,455)
Irish12.2%(1,240)
American6.5%(655)
Scottish3.2%(324)
Danish2.4%(243)
Dutch2.2%(224)
Italian2.2%(223)
Swedish2.1%(211)
French1.9%(195)
Scotch-Irish1.5%(148)
Norwegian1.4%(144)
+ 18 more ancestry groups with data
Welsh1.1%(107)
Russian0.9%(94)
Portuguese0.5%(53)
Swiss0.4%(41)
Greek0.3%(28)
British0.3%(27)
Polish0.3%(26)
Hungarian0.1%(14)
Austrian0.1%(12)
Armenian0.1%(8)
Romanian0.1%(8)
Belgian0%(4)
Czech0%(4)
Finnish0%(4)
RANKED:Largest Mexican population · Largest German population · Largest English population · Largest Irish population · Largest American population
Section 05

Education

Bachelor's degree or higher
19.0%
+6.3 ptssince 2000
from 12.7% in 2000
US average: 32.9%
High school or higher
87.4%
+10.8 ptssince 2000
from 76.6% in 2000
US average: 88.5%
Graduate degree
7.5%
+4.6 ptssince 2000
from 2.9% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
18.0 min
+14%since 2000
from 15.8 min in 2000
US average: 26.9
Drive alone to work
70.2%
−0.8 ptssince 2009
from 71.0% in 2009
US average: 75.1%
No vehicle available
6.5%
+2.2 ptssince 2009
from 4.3% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
5.9%
−3.3 ptssince 2011
from 9.2% in 2011
US average: 5.4%
Labor force participation
52.2%
−4.1 ptssince 2011
from 56.3% in 2011
US average: 63.4%
Management & professional
25.6%
−30.9 ptssince 2009
from 56.5% in 2009
US average: 39.3%
Section 08

People & community

Male
49.5%
−0.3 ptssince 2009
from 49.8% in 2009
Female
50.5%
+0.3 ptssince 2009
from 50.2% in 2009
Foreign born
7.5%
−2.3 ptssince 2009
from 9.7% in 2009
US average: 13.5%
Uninsured
14.7%
−65.2 ptssince 2013
from 79.9% in 2013
US average: 8.8%
Marital status (2024)
Men 15+
Never married27.7%(1,243)
Married57.8%(2,594)
Widowed2.3%(103)
Divorced12.2%(545)
Women 15+
Never married23.3%(1,073)
Married51%(2,351)
Widowed11.2%(516)
Divorced14.5%(666)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Drill deeper

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Pop 11,763
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Pop 11,884
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Pop 11,028
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Head to head

Compare Washington County to nearby counties

WASHINGTON COUNTY VS
Payette County
Income$67,673+61%
Home value$341,800+110%
Population27,824+140%
SEE FULL COMPARISON →
WASHINGTON COUNTY VS
Gem County
Income$64,605+53%
Home value$428,700+163%
Population21,773+88%
SEE FULL COMPARISON →
WASHINGTON COUNTY VS
Adams County
Income$61,808+47%
Home value$376,500+131%
Population5,013−57%
SEE FULL COMPARISON →
WASHINGTON COUNTY VS
Baker County
Income$60,936+45%
Home value$285,600+75%
Population16,658+44%
SEE FULL COMPARISON →
Frequently asked

How many people live in Washington County, Idaho?

Washington County, Idaho has about 10,500 residents according to the 2020 American Community Survey.

What is the median household income in Washington County, Idaho?

The typical household in Washington County, Idaho earns about $42,126 a year. Half of households make more than that, and half make less.

Is Washington County, Idaho expensive?

In Washington County, Idaho, the median home is worth about $163,000, and the typical rent is about $700 a month.

How educated are people in Washington County, Idaho?

About 19.0% of adults age 25 and over in Washington County, Idaho hold a bachelor's degree or higher.

What is the poverty rate in Washington County, Idaho?

About 12.2% of people in Washington County, Idaho live below the federal poverty line.

Has Washington County, Idaho grown since 1990?

Yes, Washington County, Idaho has grown since 1990. The population has added about 1,950 residents, a change of about 23 percent over that period.

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Explore from here

3 census tracts
Census Tract 9703Census Tract 9702Census Tract 9701
3 ZIP codes
ZIP 83672ZIP 83610ZIP 83645
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →