ZIP Code 99161
ZIP Code Tabulation Area in Whitman County, Washington.
- Population
- 1,478
- Median household income
- $90,750
- Median home value
- $285,800
+6.3%’19–’23
+24.1%’19–’23
+51.9%’19–’23
Covering part of Whitman County, Washington, ZIP Code 99161 has about 1,478 residents. At $90,750, its median household income sits above Whitman County's $52,893.
Between 2019 and 2023, ZIP Code 99161's population grew 6.3% from 1,391 to 1,478, while its median gross rent rose 71.2% from $545 to $933.
White (non-Hispanic) residents are the largest group, 83.8% of the population. 69.3% of workers drive to work alone.
Demographics
ACS 2019–2023- Population
- 1,478
- Median age
- 45.8 yrs
- Median household income
- $90,750
- Median home value
- $285,800
- Median gross rent
- $933
- Housing units
- 651
- Homeownership rate
- 83.1%
- Bachelor's degree or higher
- 47.8%
- Unemployment rate
- 1.1%
Trends
ACS 5-year · 2019–20231,3911,478
$73,125$90,750
$188,200$285,800
$545$933
| Year | Population | Median household income | Median home value | Median gross rent |
|---|---|---|---|---|
| 2019 | 1,391 | $73,125 | $188,200 | $545 |
| 2020 | 1,278 | $76,625 | $211,200 | $603 |
| 2021 | 1,373 | $83,625 | $228,600 | $634 |
| 2022 | 1,366 | $89,167 | $271,000 | $682 |
| 2023 | 1,478 | $90,750 | $285,800 | $933 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 54.3%
5 to 1718.1%
18 to 246.0%
25 to 348.5%
35 to 4412.9%
45 to 5414.5%
55 to 6414.0%
65 to 7415.1%
75 and over6.8%
| Count | Share | |
|---|---|---|
| Under 5 | 63 | 4.3% |
| 5 to 17 | 267 | 18.1% |
| 18 to 24 | 88 | 6.0% |
| 25 to 34 | 126 | 8.5% |
| 35 to 44 | 190 | 12.9% |
| 45 to 54 | 214 | 14.5% |
| 55 to 64 | 207 | 14.0% |
| 65 to 74 | 223 | 15.1% |
| 75 and over | 100 | 6.8% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 1,238 | 83.8% |
| Black or African American | 0 | 0.0% |
| American Indian & Alaska Native | 22 | 1.5% |
| Asian | 23 | 1.6% |
| Native Hawaiian & Pacific Islander | 0 | 0.0% |
| Some other race | 72 | 4.9% |
| Two or more races | 55 | 3.7% |
| Hispanic or Latino (any race) | 68 | 4.6% |
Educational attainment (age 25+)
No high school diploma1.1%
High school graduate16.8%
Some college or associate's34.2%
Bachelor's degree26.3%
Graduate or professional degree21.5%
| Count | Share | |
|---|---|---|
| No high school diploma | 12 | 1.1% |
| High school graduate | 178 | 16.8% |
| Some college or associate's | 363 | 34.2% |
| Bachelor's degree | 279 | 26.3% |
| Graduate or professional degree | 228 | 21.5% |
Commute to work
- Mean travel time to work
- 23 min
Drove alone69.3%
Carpooled13.1%
Public transit0.0%
Walked2.2%
Bicycle1.5%
Worked from home13.1%
Other means0.9%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 471 | 69.3% |
| Carpooled | 89 | 13.1% |
| Public transit | 0 | 0.0% |
| Walked | 15 | 2.2% |
| Bicycle | 10 | 1.5% |
| Worked from home | 89 | 13.1% |
| Other means | 6 | 0.9% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 87 | 14.7% |
| 15 to 29 min | 325 | 55.0% |
| 30 to 44 min | 149 | 25.2% |
| 45 to 59 min | 10 | 1.7% |
| 60+ min | 20 | 3.4% |
Households
- Average household size
- 2.47
- Poverty rate
- 2.5% (37 of 1,464)
| Count | Share | |
|---|---|---|
| Family households | 409 | 69.2% |
| Nonfamily households | 182 | 30.8% |
Housing
- Median year structure built
- 1950
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 591 | 90.8% |
| Vacant | 60 | 9.2% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 491 | 83.1% |
| Renter-occupied | 100 | 16.9% |
1-unit, detached83.3%
1-unit, attached0.6%
2 to 4 units3.8%
5 to 19 units1.4%
20 or more units0.0%
Mobile home & other10.9%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 542 | 83.3% |
| 1-unit, attached | 4 | 0.6% |
| 2 to 4 units | 25 | 3.8% |
| 5 to 19 units | 9 | 1.4% |
| 20 or more units | 0 | 0.0% |
| Mobile home & other | 71 | 10.9% |
Geography
- ZCTA
- 99161
- Land area
- 77 sq mi
- Water area
- 0 sq mi
- Center point
- 46.9036, -117.1481
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)