PlainZIP

Asotin, WA · standard

ZIP Code 99402

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

1,875
3/sq mi
$78,906
Median income
$339,800
Median home value
22.9%
Bachelor's or higher

The verdict

Asotin pairs an above-median household income with above-median home values, in a rural, homeowner-dominated area.

Top 39%
household income, US ZIPs
Top 28%
home value, US ZIPs
3
people per sq mi
83%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 99402 against every reporting US ZIP.

ZIP code 99402 covers 750.0 square miles in Asotin, Asotin County, Washington (a standard USPS delivery area), with a modest 1,875 residents on file, a density of 3 people per square mile, in the Los Angeles time zone.

ZIP 99402 lands in the middle-income range, with a median household income of $78,906 (13% below the Washington average), while per-capita income is $51,992. The poverty rate stands at 6.7% and the unemployment rate at 2.8%. The typical home here is valued at $339,800 (34% below the state average); renters pay a median of $1,157 monthly, and 83.3% of units are owner-occupied.

Educational attainment sits below the national norm: 22.9% of adults hold a bachelor's degree or higher, the median age is 51.2, and the average commute is -. A geography-based comparison follows: 1 ZIP codes within about 10 miles of 99402, plus 2 more within Asotin County, give a clearer read than the national average alone.

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 99402

Top 5 sectors by establishment count in Asotin, WA

Which industries have the most business establishments in ZIP 99402.

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 99402, Asotin, 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

1,875

Population

750.0

Area (sq mi)

3

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 99402?

51.2

Median Age

51.8%

Male

48.2%

Female

2.1%

Foreign-Born

White 90.9%
African American 0.9%
Asian 0.0%
American Indian or Alaska Native 0.7%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 5.4%
Hispanic or Latino 4.9%

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?

$78,906

Median Household Income

-13% vs state

$51,992

Per Capita Income

6.7%

Poverty Rate

2.8%

Unemployment Rate

How ZIP 99402 ranks nationally

Asotin, WA household income vs. every US ZIP code

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

$78,906 Top 39% higher than 61% 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%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $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 47.5%
Bachelor's Degree or Higher 22.9%

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

What does housing look like?

817

Total Housing Units

676

Occupied Units

141

Vacant Units

2.30

Avg Household Size

Occupancy Type

Owner 83.3%
Renter 16.7%

$339,800

Median Home Value

-34% vs state

$1,157

Median Rent

1985

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

+15.1%

YoY Change (2024)

294

HPI Index (2000 = 100)

+194%

Total Change Since 2000

Home values in ZIP 99402 have increased 15.1% over the past year (2024). Since 2000, this ZIP has seen +194% cumulative appreciation.

Year Annual Change HPI Index
2019 -4.0% 191
2020 +6.6% 204
2021 +9.5% 223
2022 +15.1% 257
2024 – 294

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 27 business establishments in ZIP 99402, employing approximately 116 people with a combined annual payroll of $5,018,000.

27

Businesses

116

Employees

$5.0M

Annual Payroll

4

Industry Sectors

Industry Establishments % of Total
Construction 8 29.6%
Accommodation and food services 4 14.8%
Finance and insurance 3 11.1%
Professional, scientific, and technical services 3 11.1%

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 99402 vs 99401 →

ZIP Code City Population Distance
99401 Anatone, WA 273 8.9 mi

More ZIP Codes in Asotin County

99403 standard
Clarkston, WA
Pop: 19,548
99401 standard
Anatone, WA
Pop: 273

Related Areas

Asotin County Asotin, WA Washington

Frequently Asked Questions

What county is ZIP code 99402 in? ▼
ZIP code 99402 (Asotin) is located in Asotin County, Washington. Asotin County contains multiple ZIP codes, see the full list at /counties/asotin-wa.
What is the population of ZIP code 99402? ▼
ZIP code 99402 in Asotin, WA has a population of 1,875 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 99402? ▼
The median household income in ZIP 99402 is $78,906, which is 3% above the national average of $76,288.
What is the average home value in ZIP 99402? ▼
The median home value in ZIP 99402 is $339,800, which is 22% above the national average of $278,155.
What is the demographic makeup of ZIP 99402? ▼
The largest racial group in ZIP 99402 is White at 90.9%. Hispanic or Latino residents make up 4.9% of the population.
How many businesses are in ZIP code 99402? ▼
ZIP code 99402 has 27 business establishments employing approximately 116 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 99402? ▼
The top industries by establishment count in ZIP 99402 are: Construction (8), Accommodation and food services (4), Finance and insurance (3). There are 4 industry sectors represented in total.
How have home values changed in ZIP code 99402? ▼
According to the FHFA House Price Index, home values in ZIP 99402 increased by 15.1% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 194%. 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 99402? ▼
In ZIP code 99402, 47.5% of residents aged 25+ have a high school diploma or higher, and 22.9% 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 99402? ▼
In ZIP code 99402, approximately 83.3% of occupied housing units are owner-occupied and 16.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 99402? ▼
The poverty rate in ZIP code 99402 is 6.7% 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.