US Census Data

ZIP Code 99143

ZIP Code Tabulation Area in Whitman County, Washington.

Population
603
-12.7%’19–’23
Median household income
$35,385
-27.1%’19–’23
Median home value
$120,300
+22.8%’19–’23

ZIP Code 99143 is a ZIP Code Tabulation Area in Whitman County, Washington, home to about 603 residents. The median household income of $35,385 is below the Whitman County median ($52,893).

Between 2019 and 2023, ZIP Code 99143's population declined 12.7% from 691 to 603, while its median gross rent rose 13.1% from $589 to $666.

The typical home was built around 1953. 13.8% of residents live below the poverty line.

Demographics

ACS 2019–2023
Population
603
Median age
56.0 yrs
Median household income
$35,385
Median home value
$120,300
Median gross rent
$666
Housing units
346
Homeownership rate
85.0%
Bachelor's degree or higher
37.9%
Unemployment rate
0.0%

Trends

ACS 5-year · 2019–2023
Population
691603
Median household income
$48,523$35,385
Median home value
$98,000$120,300
Median gross rent
$589$666
YearPopulationMedian household incomeMedian home valueMedian gross rent
2019691$48,523$98,000$589
2020668$33,229$114,500$604
2021640$35,500$115,300$625
2022691$37,083$121,100$670
2023603$35,385$120,300$666

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

CountShare
Under 5325.3%
5 to 177712.8%
18 to 24142.3%
25 to 34427.0%
35 to 44315.1%
45 to 548914.8%
55 to 6414724.4%
65 to 7413622.6%
75 and over355.8%

Race & ethnicity

CountShare
White (non-Hispanic)44573.8%
Black or African American122.0%
American Indian & Alaska Native71.2%
Asian10.2%
Native Hawaiian & Pacific Islander00.0%
Some other race6911.4%
Two or more races244.0%
Hispanic or Latino (any race)457.5%

Educational attainment (age 25+)

CountShare
No high school diploma4910.2%
High school graduate9820.4%
Some college or associate's15131.5%
Bachelor's degree15832.9%
Graduate or professional degree245.0%

Commute to work

Mean travel time to work
23 min

How workers get to work

CountShare
Drove alone17660.3%
Carpooled4214.4%
Public transit00.0%
Walked289.6%
Bicycle00.0%
Worked from home4615.8%
Other means00.0%

Travel time

CountShare
Under 15 min8534.6%
15 to 29 min8434.1%
30 to 44 min3112.6%
45 to 59 min197.7%
60+ min2711.0%

Households

Average household size
2.05
Poverty rate
13.8% (83 of 600)
CountShare
Family households21272.1%
Nonfamily households8227.9%

Housing

Median year structure built
1953

Occupancy

CountShare
Occupied29485.0%
Vacant5215.0%

Tenure (of occupied units)

CountShare
Owner-occupied25085.0%
Renter-occupied4415.0%

Units in structure

CountShare
1-unit, detached29083.8%
1-unit, attached10.3%
2 to 4 units20.6%
5 to 19 units72.0%
20 or more units00.0%
Mobile home & other4613.3%

Geography

ZCTA
99143
Land area
331 sq mi
Water area
3.5 sq mi
Center point
46.7655, -117.8482

Counties this ZIP covers

2

Compare with nearby ZIP codes

6

National ZIP rankings

21

Nearby ZIP codes

18