ZIP Code 99158
ZIP Code Tabulation Area in Whitman County, Washington.
- Population
- 601
- Median household income
- $75,625
- Median home value
- $241,700
-0.8%’19–’23
+23.3%’19–’23
+62.8%’19–’23
ZIP Code 99158 is a ZIP Code Tabulation Area in Whitman County, Washington, home to about 601 residents. The median household income of $75,625 is above the Whitman County median ($52,893).
Between 2019 and 2023, ZIP Code 99158's population held roughly steady from 606 to 601, while its median gross rent rose 21.9% from $850 to $1,036.
White (non-Hispanic) residents are the largest group, 85.7% of the population. 70.0% of workers drive to work alone.
Demographics
ACS 2019–2023- Population
- 601
- Median age
- 43.5 yrs
- Median household income
- $75,625
- Median home value
- $241,700
- Median gross rent
- $1,036
- Housing units
- 239
- Homeownership rate
- 82.5%
- Bachelor's degree or higher
- 29.4%
- Unemployment rate
- 4.9%
Trends
ACS 5-year · 2019–2023606601
$61,346$75,625
$148,500$241,700
$850$1,036
| Year | Population | Median household income | Median home value | Median gross rent |
|---|---|---|---|---|
| 2019 | 606 | $61,346 | $148,500 | $850 |
| 2020 | 585 | $58,846 | $143,100 | $818 |
| 2021 | 579 | $60,114 | $154,400 | $800 |
| 2022 | 619 | $67,375 | $195,500 | $694 |
| 2023 | 601 | $75,625 | $241,700 | $1,036 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 53.7%
5 to 1723.6%
18 to 247.0%
25 to 344.5%
35 to 4413.8%
45 to 5416.8%
55 to 6411.0%
65 to 7412.5%
75 and over7.2%
| Count | Share | |
|---|---|---|
| Under 5 | 22 | 3.7% |
| 5 to 17 | 142 | 23.6% |
| 18 to 24 | 42 | 7.0% |
| 25 to 34 | 27 | 4.5% |
| 35 to 44 | 83 | 13.8% |
| 45 to 54 | 101 | 16.8% |
| 55 to 64 | 66 | 11.0% |
| 65 to 74 | 75 | 12.5% |
| 75 and over | 43 | 7.2% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 515 | 85.7% |
| Black or African American | 0 | 0.0% |
| American Indian & Alaska Native | 0 | 0.0% |
| Asian | 0 | 0.0% |
| Native Hawaiian & Pacific Islander | 0 | 0.0% |
| Some other race | 0 | 0.0% |
| Two or more races | 61 | 10.1% |
| Hispanic or Latino (any race) | 25 | 4.2% |
Educational attainment (age 25+)
No high school diploma4.1%
High school graduate15.7%
Some college or associate's50.9%
Bachelor's degree22.0%
Graduate or professional degree7.3%
| Count | Share | |
|---|---|---|
| No high school diploma | 16 | 4.1% |
| High school graduate | 62 | 15.7% |
| Some college or associate's | 201 | 50.9% |
| Bachelor's degree | 87 | 22.0% |
| Graduate or professional degree | 29 | 7.3% |
Commute to work
- Mean travel time to work
- 28 min
Drove alone70.0%
Carpooled12.3%
Public transit0.9%
Walked5.3%
Bicycle0.0%
Worked from home7.5%
Other means4.0%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 159 | 70.0% |
| Carpooled | 28 | 12.3% |
| Public transit | 2 | 0.9% |
| Walked | 12 | 5.3% |
| Bicycle | 0 | 0.0% |
| Worked from home | 17 | 7.5% |
| Other means | 9 | 4.0% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 73 | 34.8% |
| 15 to 29 min | 42 | 20.0% |
| 30 to 44 min | 39 | 18.6% |
| 45 to 59 min | 36 | 17.1% |
| 60+ min | 20 | 9.5% |
Households
- Average household size
- 2.85
- Poverty rate
- 7.5% (45 of 598)
| Count | Share | |
|---|---|---|
| Family households | 155 | 73.5% |
| Nonfamily households | 56 | 26.5% |
Housing
- Median year structure built
- 1938
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 211 | 88.3% |
| Vacant | 28 | 11.7% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 174 | 82.5% |
| Renter-occupied | 37 | 17.5% |
1-unit, detached90.4%
1-unit, attached0.4%
2 to 4 units0.0%
5 to 19 units0.0%
20 or more units0.0%
Mobile home & other9.2%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 216 | 90.4% |
| 1-unit, attached | 1 | 0.4% |
| 2 to 4 units | 0 | 0.0% |
| 5 to 19 units | 0 | 0.0% |
| 20 or more units | 0 | 0.0% |
| Mobile home & other | 22 | 9.2% |
Geography
- ZCTA
- 99158
- Land area
- 95 sq mi
- Water area
- 0 sq mi
- Center point
- 47.1330, -117.2401
Counties this ZIP covers
1Compare with nearby ZIP codes
6National ZIP rankings
21- Largest by population
- Most densely populated
- Highest median household income
- Highest median home value
- Most affordable home values
- Highest median gross rent
- Cheapest median gross rent
- Oldest by median age
- Youngest by median age
- Most college-educated
- Highest poverty rate
- Lowest poverty rate
- Highest homeownership rate
- Lowest homeownership rate
- Longest commutes
- Shortest commutes
- Largest households
- Newest housing
- Oldest housing
- Fastest-growing (2019–2023)
- Fastest-shrinking (2019–2023)