County

Benton County, WA

10 ZIP codes  ·  7 cities  ·  Washington

👥209,288Population
💰$88,282Median HH Income▲ 16% above avg
🎂36.2Median Age
🏠$368,438Median Home Value▲ 32% above avg
🎓45.4%College Grads▲ 17% above avg
📊5.0%Unemployment≈ Avg
People & Population (ACS 2023 — weighted avg)
♂ Male 50.4% Female 49.6% ♀

Race & Ethnicity

White: 65.9%Hispanic: 24.7%Black: 1.6%Asian: 2.9%Other: 3.8%Race
White65.9%
Hispanic24.7%
Black1.6%
Asian2.9%
Other3.8%

Age Breakdown

Under 5
7%
5–17
20%
18–24
8%
25–44
27%
45–64
23%
65+
7%

Key Indicators

Median Age36.2 yrs
Avg HH Size2.73
Below Poverty10.9% ▲ 9% above avg
College Grads45.4% ▲ 17% above avg
Unemployment5.0% ≈ Avg
No HS Diploma2,519 (2%)
HS Graduate26,541 (21.4%)
Some College18,683 (15%)
Associates19,639 (15.8%)
Bachelors14,739 (11.9%)
Graduate Degree42,092 (33.9%)

Education

No HS: 2%HS Grad: 21.4%Some College: 15%Associates: 15.8%Bachelors: 11.9%Graduate: 33.9%Edu
No HS2.0%
HS Grad21.4%
Some College15.0%
Associates15.8%
Bachelors11.9%
Graduate33.9%
Housing & Income

Housing Tenure

Owner: 69.2%Renter: 30.8%Tenure
Owner69.2%
Renter30.8%

Home Value Distribution

Under $50k
4%
$50k–$100k
2%
$100k–$150k
3%
$150k–$200k
4%
$200k–$300k
20%
$300k–$500k
41%
Over $500k
25%

Financials

Median HH Income$88,282 ▲ 16% above avg
Median Home Value$368,437 ▲ 32% above avg
Home/Income Ratio4.2x (nat avg ~3.5x)
Median Rent$1,298/mo
Total Housing Units81,366
Vacant Units5,002

Income Distribution

Under $25k
12%
$25k–$50k
13%
$50k–$75k
16%
$75k–$100k
14%
$100k–$150k
20%
$150k–$200k
11%
Over $200k
13%
Employment & Commute

How People Get to Work

Drove Alone
84%
Public Transit
1%
Walked
1%
Work From Home
13%

Commute Time

Under 15 min
33%
15–30 min
42%
30–45 min
12%
Over 45 min
12%
Housing Stock

Year Built

Before 1940
4%
1940s–1950s
7%
1960s–1970s
12%
1980s–1990s
18%
2000+
59%
About Benton County, WA

Benton County is located in Washington and encompasses 10 ZIP codes spanning 7 cities and communities. The county has an estimated population of 209,288 residents. With a median age of 36.19, it is a relatively young county.

Benton County has a middle-income economic profile. The median household income of $88,281 is above the national average. Unemployment stands at 5.0%, near the national average. The poverty rate of 10.9% is near the national average.

Housing in Benton County is a mid-range housing market, with a median home value of $368,437 — above the national average. Monthly median rent is approximately $1,297. Homeownership rates are high at 69.2%, reflecting a largely residential, stable population.

The residents of Benton County are majority White (65.86%). Educational attainment is well-educated — 45.4% of adults hold a bachelor's degree or higher, above the national average.

Benton County, WA is a middle-income area in Washington. The 10 ZIP codes within the county each have their own character — browse the full list below to find the right community, whether you're looking for affordable housing, strong schools, or economic opportunity.

ZIP Codes in Benton County
ZIPCityPopulationMedian IncomeMedian HomeMedian RentUnemp.College
99320 Benton City 10,157 $84,494 $300,300 $1,090 3.9% 36.7%
99336 Kennewick 51,180 $63,308 $292,300 $1,155 5.5% 33.8%
99337 Kennewick 33,080 $90,227 $356,700 $1,347 4.4% 43.5%
99338 Kennewick 19,235 $116,002 $526,700 $1,474 3.9% 53.7%
99345 Paterson 169 $111,250 $422,200 $441 5.0% 27.0%
99346 Plymouth 269 $50,588 $214,700 0.0% 46.4%
99350 Prosser 14,278 $74,393 $289,100 $899 7.6% 35.9%
99352 Richland 36,641 $96,875 $442,100 $1,457 5.0% 58.1%
99354 Richland 25,577 $88,601 $355,400 $1,299 4.8% 51.4%
99353 West Richland 18,702 $120,396 $407,600 $1,534 4.2% 51.4%