US Census Data

ZIP Code 99102

ZIP Code Tabulation Area in Whitman County, Washington.

Population
448
-15.2%’19–’23
Median household income
$55,750
-18.4%’19–’23
Median home value
$170,800
+24.9%’19–’23

Covering part of Whitman County, Washington, ZIP Code 99102 has about 448 residents. The median household income of $55,750 is above the Whitman County median ($52,893).

From 2019 to 2023, ZIP Code 99102's population declined 15.2% from 528 to 448, while its median gross rent rose 42.4% from $719 to $1,024.

The median resident is 34.6 years old. The largest age group is 25 to 34, 24.6% of residents.

Demographics

ACS 2019–2023
Population
448
Median age
34.6 yrs
Median household income
$55,750
Median home value
$170,800
Median gross rent
$1,024
Housing units
242
Homeownership rate
45.0%
Bachelor's degree or higher
35.9%
Unemployment rate
3.0%

Trends

ACS 5-year · 2019–2023
Population
528448
Median household income
$68,333$55,750
Median home value
$136,700$170,800
Median gross rent
$719$1,024
YearPopulationMedian household incomeMedian home valueMedian gross rent
2019528$68,333$136,700$719
2020473$73,800$142,600$923
2021580$54,750$155,000$929
2022509$59,464$200,900$988
2023448$55,750$170,800$1,024

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

Age distribution

CountShare
Under 5122.7%
5 to 178418.8%
18 to 24235.1%
25 to 3411024.6%
35 to 444610.3%
45 to 54276.0%
55 to 647416.5%
65 to 745311.8%
75 and over194.2%

Race & ethnicity

CountShare
White (non-Hispanic)41592.6%
Black or African American00.0%
American Indian & Alaska Native51.1%
Asian30.7%
Native Hawaiian & Pacific Islander00.0%
Some other race00.0%
Two or more races255.6%
Hispanic or Latino (any race)00.0%

Educational attainment (age 25+)

CountShare
No high school diploma113.3%
High school graduate5917.9%
Some college or associate's14142.9%
Bachelor's degree11234.0%
Graduate or professional degree61.8%

Commute to work

Mean travel time to work
20 min

How workers get to work

CountShare
Drove alone15871.8%
Carpooled4319.5%
Public transit00.0%
Walked00.0%
Bicycle00.0%
Worked from home125.5%
Other means73.2%

Travel time

CountShare
Under 15 min3918.8%
15 to 29 min12258.7%
30 to 44 min2913.9%
45 to 59 min188.7%
60+ min00.0%

Households

Average household size
2.12
Poverty rate
6.9% (31 of 448)
CountShare
Family households11253.1%
Nonfamily households9946.9%

Housing

Median year structure built
1972

Occupancy

CountShare
Occupied21187.2%
Vacant3112.8%

Tenure (of occupied units)

CountShare
Owner-occupied9545.0%
Renter-occupied11655.0%

Units in structure

CountShare
1-unit, detached12551.7%
1-unit, attached62.5%
2 to 4 units177.0%
5 to 19 units00.0%
20 or more units00.0%
Mobile home & other9438.8%

Geography

ZCTA
99102
Land area
0.34 sq mi
Water area
0 sq mi
Center point
46.7922, -117.2504

Counties this ZIP covers

1

Compare with nearby ZIP codes

6

National ZIP rankings

21

Nearby ZIP codes

6