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Washington ZIP Codes
Spokane County
Latah, WA
99018
99018 ZIP Code — Latah, WA
Spokane County, Washington
ZIP code 99018 is located in
Latah ,
Washington ,
within Spokane County .
It covers approximately 34.06 square miles and serves a population of
264 residents.
This is a standard ZIP code in the Pacific (PT) timezone,
served by area code 509 .
About ZIP code 99018
The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $312,100. Owner-occupancy sits near the national average at 75%.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 35 minutes is near the national average.
Educational attainment is near the national average, with 22% of residents holding a bachelor's degree or higher.
17% of residents lack health insurance, above the national average.
Notable community characteristics include a notable veteran presence at 12% of civilians, above the national average of 7%; and disability rates above the national average at 30%.
Overall, ZIP code 99018 reflects a community defined by economic challenges above the national average, a strong veteran community, and a significant Social Security-dependent population.
99018 ZIP code map
View map of 99018
Cities in ZIP code 99018
Below are the cities the US Postal Service accepts for ZIP code 99018. Using any city not on this list may result in mail delivery delays.
City
Status
Latah
Preferred
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
264
Population density
8 / sq mi
State FIPS
53
County FIPS
063
Geography
Land area
34.06 sq mi
Water area
0.00 sq mi
Latitude
47.2963
Longitude
-117.1777
Timezone
Pacific (PT)
Area code
509
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
50.0%
41.6%
31.7%
$50k – $100k
25.9%
32.2%
30.6%
$100k – $200k
24.1%
20.8%
27.1%
Over $200k
0.0%
5.5%
10.6%
Demographics & statistics
$0
Median household income
$312,100
Median home value
22.2%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 49 18.6% 18 and over 215 81.4% 65 and over 57 21.6% Median age 52.0 years
Race & ethnicity
Black or African American
1.5%
Group Count % White 244 89.7% Two or more races 16 5.9% Hispanic or Latino 8 2.9% Black or African American 4 1.5%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
50.0%
41.6%
31.7%
$50k – $100k
25.9%
32.2%
30.6%
$100k – $200k
24.1%
20.8%
27.1%
Over $200k
0.0%
5.5%
10.6%
Range % of households Under $10k 17.1% $10k–$15k 6.3% $15k–$25k 18.9% $25k–$35k 6.3% $35k–$50k 3.6% $50k–$75k 20.7% $75k–$100k 3.6% $100k–$150k 20.7% $150k–$200k 2.7% Median income $0
Housing
Housing overview
Metric Value Median home value $312,100 Median rent / month $0 Owner occupied 74.8% Renter occupied 25.2% Vacant 10.5% Single-family detached 87.1% Large apartment buildings 0.0% Mobile homes 11.3% Median rooms 6.5 Avg household size (owned) 2.55
Year built
Era % 2020 or later 0.0% 2010–2019 0.0% 2000–2009 13.7% 1990–1999 1.6% 1980–1989 12.1% 1970–1979 13.7% 1960–1969 6.5% 1950–1959 5.6% 1940–1949 8.1% 1939 or earlier 38.7%
Bedrooms
Size % of units No bedroom (studio) 0.0% 1 bedroom 0.0% 2 bedrooms 19.4% 3 bedrooms 45.2% 4 bedrooms 29.8% 5+ bedrooms 5.6%
Vehicles per household
Vehicles % of households No vehicle 0.0% 1 vehicle 30.6% 2 vehicles 18.9% 3 or more 50.5%
Heating fuel
Fuel type % Utility gas 1.8% Electricity 51.4% Propane / LP gas 13.5% Fuel oil 15.3% Wood 11.7%
Households & families
Household type Count % Married-couple family 47 42.3% Cohabiting couple 17 15.3% Male householder, no spouse 20 18.0% Female householder, no spouse 27 24.3% Households with children under 18 35 31.5% Households with seniors (65+) 38 34.2% Average household size 2.38
Marital status
Status Male Female Never married 22.5% 14.5% Married 44.1% 39.3% Separated 0.0% 0.0% Widowed 11.7% 1.7% Divorced 21.6% 44.4%
Education
Some college, no degree
22.2%
Graduate / professional
5.1%
Metric % HS diploma or higher 99.5% Bachelor's or higher 22.2%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 0 0.0% Kindergarten 2 3.8% Elementary school 22 42.3% High school 11 21.2% College / grad school 17 32.7%
Employment
Industry of employment
Education & healthcare
50.5%
Arts, food & hospitality
12.1%
Professional & management
6.5%
Agriculture & mining
3.7%
Finance & real estate
1.9%
Occupation
Category % Management, business & arts 33.6% Service 32.7% Sales & office 16.8% Natural resources & construction 3.7% Production & transportation 13.1%
Employment type
Type % Private sector 67.3% Government 16.8% Self-employed 15.9% Unpaid family workers 0.0%
Commute
Method % Drive alone 83.2% Carpool 15.0% Public transit 0.0% Walk 0.0% Work from home 1.9% Other means 0.0% Avg commute (minutes) 34.6
Poverty
Married-couple families
0.0%
Female-led households
92.9%
Income support
Source % of households Social Security 43.2% Retirement income 11.7% Supplemental Security 2.7% Cash public assistance 13.5% Food stamps / SNAP 15.3%
Health indicators
Condition % Obesity 35.6% High blood pressure 32.3% High cholesterol 33.6% Diabetes 10.1% Heart disease 6.6% Stroke 3.2% Asthma 11.8% Arthritis 30.4% Kidney disease 3.1% Pulmonary disease 7.8% Cancer 7.1%
Behavior / access % Smoking 17.0% Binge drinking 16.0% No physical activity 19.8% Less than 7 hrs sleep 32.5% Depression 27.3% Fair or poor health 15.4% Poor mental health 16.2% Poor physical health 12.4% No health insurance 8.9% Visited doctor (checkup) 71.4% Visited dentist 66.6% Cholesterol screening 89.1% Teeth loss 11.9%
Veterans & disability
Veterans Count % Civilian veterans 25 11.6%
Disability % Any disability 30.3% Under 18 28.6% 18–64 years 27.8% 65 and over 38.6%
Health insurance coverage
Type % Private insurance 50.8% Public insurance 45.8% No insurance 17.0% Uninsured under 19 25.0%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 254 96.2% Spanish 1 0.4% Other Indo-European 1 0.4% Asian & Pacific Islander 0 0.0% Other languages 0 0.0%
Place of birth & citizenship
Origin Count % Native born (US) 264 100.0% Born in same state 264 100.0% Born in different state 148 56.1% Foreign born 0 0.0% Naturalized citizen 0 0.0% Not a US citizen 0 0.0%
Ancestry
Ancestry Count % French 41 15.5% Italian 27 10.2%
Ancestry Count % Arab 9 3.4% Polish 3 1.1%
Technology access
Metric % of households Computer access 42.0% Internet access 85.6%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 99018
What city is ZIP code 99018 in?
ZIP code 99018 is primarily assigned to Latah, Washington.
What county is ZIP code 99018 in?
ZIP code 99018 falls within Spokane County, Washington.
What is the poverty rate in ZIP code 99018?
31% of residents in ZIP code 99018 live below the poverty line, above the national average.
Does ZIP code 99018 have a large retiree population?
43% of households in ZIP code 99018 receive Social Security income, suggesting a significant retiree or disability population.
Does ZIP code 99018 have a large veteran population?
12% of civilians in ZIP code 99018 are veterans, above the national average of ~7%.
What is the typical home value in ZIP code 99018?
The median home value in ZIP code 99018 is $312,100.
What timezone is ZIP code 99018 in?
ZIP code 99018 observes the PST timezone.
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