PlainZIP

Onalaska, WA · standard

ZIP Code 98570

Lewis County, Washington - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

3,889
13/sq mi
$95,795
Median income
$428,200
Median home value
12.3%
Bachelor's or higher

The verdict

Onalaska pairs an upper-quartile household income with upper-quartile home values, in a rural, homeowner-dominated area.

Top 22%
household income, US ZIPs
Top 18%
home value, US ZIPs
13
people per sq mi
72%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 98570 against every reporting US ZIP.

ZIP code 98570 covers 308.7 square miles in Onalaska, Lewis County, Washington (a standard USPS delivery area), with a modest 3,889 residents on file, a density of 13 people per square mile, in the Los Angeles time zone.

ZIP 98570 lands in the middle-income range, with a median household income of $95,795 (5% above the Washington average), while per-capita income is $32,088. 14.8% of residents live below the poverty line, and the unemployment rate reads 6.9%. The typical home here is valued at $428,200 (16% below the state average); renters pay a median of $1,017 monthly, and 72.4% of units are owner-occupied.

Formal educational attainment runs low here: just 12.3% of adults hold a bachelor's degree or higher, the median age is 42.1, and the average commute is -. To put 98570 in local context, 3 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Lewis County, for a geography-aware comparison.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 98570

Top 5 sectors by establishment count in Onalaska, WA

Which industries have the most business establishments in ZIP 98570.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 98570, Onalaska, WA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

3,889

Population

308.7

Area (sq mi)

13

People / sq mi

Los Angeles

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 98570?

42.1

Median Age

48.7%

Male

51.3%

Female

6.5%

Foreign-Born

White 79.6%
African American 0.0%
Asian 0.3%
American Indian or Alaska Native 3.0%
Native Hawaiian or Pacific Islander 0.6%
Two or More Ethnicities 14.9%
Hispanic or Latino 13.0%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$95,795

Median Household Income

+5% vs state

$32,088

Per Capita Income

14.8%

Poverty Rate

6.9%

Unemployment Rate

How ZIP 98570 ranks nationally

Onalaska, WA household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$95,795 Top 22% higher than 78% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 37.3%
Bachelor's Degree or Higher 12.3%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

2,054

Total Housing Units

1,927

Occupied Units

127

Vacant Units

2.76

Avg Household Size

Occupancy Type

Owner 72.4%
Renter 27.6%

$428,200

Median Home Value

-16% vs state

$1,017

Median Rent

1981

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

-0.6%

YoY Change (2024)

306

HPI Index (2000 = 100)

+206%

Total Change Since 2000

Home values in ZIP 98570 have decreased 0.6% over the past year (2024). Since 2000, this ZIP has seen +206% cumulative appreciation.

Year Annual Change HPI Index
2020 +5.1% 221
2021 +14.1% 252
2022 +22.8% 310
2023 -0.6% 308
2024 -0.6% 306

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 59 business establishments in ZIP 98570, employing approximately 240 people with a combined annual payroll of $13,515,000.

59

Businesses

240

Employees

$13.5M

Annual Payroll

9

Industry Sectors

Industry Establishments % of Total
Construction 17 28.8%
Retail trade 7 11.9%
Accommodation and food services 7 11.9%
Transportation and warehousing 5 8.5%
Agriculture, forestry, fishing and hunting 4 6.8%
Health care and social assistance 4 6.8%
Professional, scientific, and technical services 3 5.1%
Administrative and support and waste management and remediation services 3 5.1%
Other services (except public administration) 3 5.1%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 98570 vs 98582 →

ZIP 98570 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 98570 ranks the most populous - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 98570 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 98570 ranks the highest of 4 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
98582 Salkum, WA 611 8.1 mi
98542 Ethel, WA 656 8.8 mi
98585 Silver Creek, WA 655 8.8 mi

More ZIP Codes in Lewis County

98531 standard
Centralia, WA
Pop: 24,121
98532 standard
Chehalis, WA
Pop: 23,596
98596 standard
Winlock, WA
Pop: 6,524
98591 standard
Toledo, WA
Pop: 3,952
98564 standard
Mossyrock, WA
Pop: 2,459
98356 standard
Morton, WA
Pop: 2,149

Related Areas

Lewis County Onalaska, WA Washington

Frequently Asked Questions

What county is ZIP code 98570 in? ▼
ZIP code 98570 (Onalaska) is located in Lewis County, Washington. Lewis County contains multiple ZIP codes, see the full list at /counties/lewis-wa.
What is the population of ZIP code 98570? ▼
ZIP code 98570 in Onalaska, WA has a population of 3,889 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 98570? ▼
The median household income in ZIP 98570 is $95,795, which is 26% above the national average of $76,288.
What is the average home value in ZIP 98570? ▼
The median home value in ZIP 98570 is $428,200, which is 54% above the national average of $278,155.
What is the demographic makeup of ZIP 98570? ▼
The largest racial group in ZIP 98570 is White at 79.6%. Hispanic or Latino residents make up 13.0% of the population.
How many businesses are in ZIP code 98570? ▼
ZIP code 98570 has 59 business establishments employing approximately 240 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 98570? ▼
The top industries by establishment count in ZIP 98570 are: Construction (17), Retail trade (7), Accommodation and food services (7). There are 9 industry sectors represented in total.
How have home values changed in ZIP code 98570? ▼
According to the FHFA House Price Index, home values in ZIP 98570 decreased by 0.6% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 206%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 98570? ▼
In ZIP code 98570, 37.3% of residents aged 25+ have a high school diploma or higher, and 12.3% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 98570? ▼
In ZIP code 98570, approximately 72.4% of occupied housing units are owner-occupied and 27.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 98570? ▼
The poverty rate in ZIP code 98570 is 14.8% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.