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COUNTY · 2000 CENSUS

Benton County

Washington · 142,475 residents · 1,700.128 sq mi
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The short version

Benton County is wealthier than most US places, with a median household income of $47,044. Population has grown 27% since 1990. Median home value has risen by half since 1990, reaching $111,200.

At a glance
Wealthier
above the US median
US median: $42,589
Mid-age
median age 34.4
US median: 35.2
Average education
26% hold a bachelor's degree
US average: 24%
Less affordable
home values up 28%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

Total population
142,475
+27%since 1990
from 112,560 in 1990
1990 – 2025
Population density
84 / sq mi
+27%since 1990
from 66 / sq mi in 1990
US average: 242
Median age
34.4
+7%since 1990
from 32.1 in 1990
US average: 35.2
Population, 1990 – 2024
103K133K163K193K223K1990201020202024Benton County
2024213K
1990201020202024
Section 02

Income & economy

Median household income
$47,044
+10%inflation adjusted, since 1990
from $32,593 in 1990
US average: $42,589
1990 – 2024
Per capita income
$21,301
+52%since 1990
from $14,027 in 1990
US average: $21,522
Poverty rate
10.3%
−0.8 ptssince 1990
from 11.1% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$111,200
+28%inflation adjusted, since 1990
from $65,900 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$566
+18%inflation adjusted, since 1990
from $363 in 1990
US average: $602
Owner-occupied
68.7%
+5.6 ptssince 1990
from 63.1% in 1990
31.3% rent
Afford Score
2.4
+17%since 1990
from 2.0 in 1990
1990 – 2024
RELATED:See current rent listings in Benton County on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic91.5%(103,030)
Black0.9%(965)
Hispanic / Latino7.6%(8,609)
Asian2%(2,238)
Diversity Score33.6%(37,822)
2000
White, non-Hispanic81.7%(116,457)
Black0.9%(1,227)
Hispanic / Latino12.5%(17,806)
Asian2.2%(3,104)
Diversity Score34.6%(49,306)
Diversity Score
35
+3%since 1990
from 34 in 1990
1990 – 2024
Section 05

Education

Bachelor's degree or higher
26.3%
+3.0 ptssince 1990
from 23.3% in 1990
US average: 24.4%
High school or higher
85.1%
+1.2 ptssince 1990
from 83.9% in 1990
US average: 80.3%
Graduate degree
9.8%
+2.0 ptssince 1990
from 7.8% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
14.5 min
−26%since 1990
from 19.4 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Drill deeper

Places similar to Benton County

York County
Pop 222,434
Yolo County
Pop 224,410
Santa Rosa County
Pop 211,115
Clay County
Pop 239,593
Places similar to Benton County
Head to head

Compare Benton County to nearby counties

BENTON COUNTY VS
Franklin County
Income$86,714+84%
Home value$379,300+241%
Population102,612−54%
SEE FULL COMPARISON →
BENTON COUNTY VS
Walla Walla County
Income$74,202+58%
Home value$408,900+268%
Population62,361−72%
SEE FULL COMPARISON →
BENTON COUNTY VS
Morrow County
Income$75,448+60%
Home value$240,400+116%
Population12,602−94%
SEE FULL COMPARISON →
BENTON COUNTY VS
Umatilla County
Income$67,728+44%
Home value$282,600+154%
Population81,119−63%
SEE FULL COMPARISON →
Frequently asked

How many people live in Benton County, Washington?

Benton County, Washington has about 142,475 residents according to the 2000 Census.

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

The typical household in Benton County, Washington earns about $47,044 a year. Half of households make more than that, and half make less.

Is Benton County, Washington expensive?

In Benton County, Washington, the median home is worth about $111,200, and the typical rent is about $566 a month.

How educated are people in Benton County, Washington?

About 26.3% of adults age 25 and over in Benton County, Washington hold a bachelor's degree or higher.

What is the poverty rate in Benton County, Washington?

About 10.3% of people in Benton County, Washington live below the federal poverty line.

Has Benton County, Washington grown since 1990?

Yes, Benton County, Washington has grown since 1990. The population has added about 29,915 residents, a change of about 27 percent over that period.

Keep going

Explore from here

45 census tracts (top 20 by population)
Census Tract 108.15Census Tract 115.06Census Tract 115.01Census Tract 111Census Tract 108.11Census Tract 119Census Tract 108.17Census Tract 108.09Census Tract 110.01Census Tract 102.01Census Tract 109.02Census Tract 109.01Census Tract 107.05Census Tract 103Census Tract 108.14Census Tract 114.02Census Tract 117.02Census Tract 115.05Census Tract 107.08Census Tract 113
11 ZIP codes
ZIP 99336ZIP 99352ZIP 99337ZIP 99354ZIP 98944ZIP 99338ZIP 99353ZIP 99350ZIP 99320ZIP 99346ZIP 99345
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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