US Census Data

ZIP Code 99031

ZIP Code Tabulation Area in Spokane County, Washington.

Population
1,434
+2.1%’19–’23
Median household income
$95,089
+26.2%’19–’23
Median home value
$330,100
+35.3%’19–’23

ZIP Code 99031 (Spokane County, Washington) is home to about 1,434 residents. The median household income of $95,089 is above the Spokane County median ($73,513).

Between 2019 and 2023, ZIP Code 99031's population grew 2.1% from 1,405 to 1,434, while its median gross rent rose 7.7% from $639 to $688.

Households average 2.60 people. The median gross rent is $688.

Demographics

ACS 2019–2023
Population
1,434
Median age
49.2 yrs
Median household income
$95,089
Median home value
$330,100
Median gross rent
$688
Housing units
510
Homeownership rate
88.6%
Bachelor's degree or higher
23.9%
Unemployment rate
6.7%

Trends

ACS 5-year · 2019–2023
Population
1,4051,434
Median household income
$75,375$95,089
Median home value
$244,000$330,100
Median gross rent
$639$688
YearPopulationMedian household incomeMedian home valueMedian gross rent
20191,405$75,375$244,000$639
20201,270$75,653$243,700$636
20211,313$87,014$285,000$669
20221,110$88,393$331,300$1,083
20231,434$95,089$330,100$688

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

Age distribution

CountShare
Under 5523.6%
5 to 171188.2%
18 to 24795.5%
25 to 3418813.1%
35 to 4418112.6%
45 to 5425317.6%
55 to 6433623.4%
65 to 741329.2%
75 and over956.6%

Race & ethnicity

CountShare
White (non-Hispanic)1,29090.0%
Black or African American00.0%
American Indian & Alaska Native00.0%
Asian181.3%
Native Hawaiian & Pacific Islander00.0%
Some other race181.3%
Two or more races513.6%
Hispanic or Latino (any race)574.0%

Educational attainment (age 25+)

CountShare
No high school diploma302.5%
High school graduate33328.1%
Some college or associate's53945.5%
Bachelor's degree20317.1%
Graduate or professional degree806.8%

Commute to work

Mean travel time to work
27 min

How workers get to work

CountShare
Drove alone44768.5%
Carpooled10215.6%
Public transit00.0%
Walked467.0%
Bicycle00.0%
Worked from home385.8%
Other means203.1%

Travel time

CountShare
Under 15 min14022.8%
15 to 29 min16627.0%
30 to 44 min24139.2%
45 to 59 min386.2%
60+ min304.9%

Households

Average household size
2.60
Poverty rate
15.6% (224 of 1,434)
CountShare
Family households36673.2%
Nonfamily households13426.8%

Housing

Median year structure built
1980

Occupancy

CountShare
Occupied50098.0%
Vacant102.0%

Tenure (of occupied units)

CountShare
Owner-occupied44388.6%
Renter-occupied5711.4%

Units in structure

CountShare
1-unit, detached33565.7%
1-unit, attached00.0%
2 to 4 units102.0%
5 to 19 units00.0%
20 or more units00.0%
Mobile home & other16532.4%

Geography

ZCTA
99031
Land area
76 sq mi
Water area
0.08 sq mi
Center point
47.4138, -117.3298

Counties this ZIP covers

1

Compare with nearby ZIP codes

6

National ZIP rankings

21

Nearby ZIP codes

15