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Washington ZIP Codes
Grant County
Warden, WA
98857
98857 ZIP Code — Warden, WA
Grant County, Washington
ZIP code 98857 is located in
Warden ,
Washington ,
within Grant County .
It covers approximately 167.44 square miles and serves a population of
3,545 residents.
This is a standard ZIP code in the Pacific (PT) timezone,
served by area code 509 .
About ZIP code 98857
The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $185,400. Owner-occupancy is high at 76%, well above the national average.
Median household income is $54,063. SNAP benefit usage at 18% of households reflects economic stress in the area. 44% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 17 minutes is near the national average.
College attainment at 18% is below the national average, consistent with a trades and production-oriented local economy.
Overall, ZIP code 98857 reflects a community defined by a trades-oriented workforce, high homeownership, a significant Social Security-dependent population, and elevated reliance on food assistance.
98857 ZIP code map
View map of 98857
Cities in ZIP code 98857
Below are the cities the US Postal Service accepts for ZIP code 98857. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
3,545
Population density
21 / sq mi
State FIPS
53
County FIPS
025
Geography
Land area
167.44 sq mi
Water area
2.08 sq mi
Latitude
47.0208
Longitude
-119.0714
Timezone
Pacific (PT)
Area code
509
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
58.3%
42.1%
31.7%
$50k – $100k
25.7%
34.5%
30.6%
$100k – $200k
13.6%
19.6%
27.1%
Over $200k
2.3%
3.7%
10.6%
Demographics & statistics
$54,063
Median household income
$185,400
Median home value
17.6%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 952 26.9% 18 and over 2,593 73.1% 65 and over 735 20.7% Median age 40.0 years
Race & ethnicity
American Indian / Alaska Native
0.2%
Group Count % White 1,788 35.1% Hispanic or Latino 1,555 30.5% Other race 1,331 26.1% Two or more races 363 7.1% Asian 55 1.1% American Indian / Alaska Native 8 0.2%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
58.3%
42.1%
31.7%
$50k – $100k
25.7%
34.5%
30.6%
$100k – $200k
13.6%
19.6%
27.1%
Over $200k
2.3%
3.7%
10.6%
Range % of households Under $10k 5.7% $10k–$15k 3.2% $15k–$25k 12.7% $25k–$35k 4.4% $35k–$50k 18.8% $50k–$75k 19.5% $75k–$100k 12.9% $100k–$150k 14.0% $150k–$200k 3.7% $200k+ 5.1% Median income $54,063
Housing
Housing overview
Metric Value Median home value $185,400 Median rent / month $704 Owner occupied 75.6% Renter occupied 24.4% Vacant 4.9% Single-family detached 45.0% Large apartment buildings 0.3% Mobile homes 39.5% Median rooms 5.4 Avg household size (owned) 2.87
Year built
Era % 2020 or later 0.0% 2010–2019 7.0% 2000–2009 9.2% 1990–1999 23.6% 1980–1989 13.7% 1970–1979 17.7% 1960–1969 6.8% 1950–1959 19.6% 1940–1949 0.8% 1939 or earlier 1.6%
Bedrooms
Size % of units No bedroom (studio) 1.5% 1 bedroom 7.1% 2 bedrooms 20.5% 3 bedrooms 45.6% 4 bedrooms 20.3% 5+ bedrooms 4.9%
Vehicles per household
Vehicles % of households No vehicle 3.4% 1 vehicle 22.2% 2 vehicles 47.2% 3 or more 27.2%
Heating fuel
Fuel type % Utility gas 2.4% Electricity 97.3% Wood 0.2%
Households & families
Household type Count % Married-couple family 652 52.8% Cohabiting couple 65 5.3% Male householder, no spouse 263 21.3% Female householder, no spouse 256 20.7% Households with children under 18 460 37.2% Households with seniors (65+) 519 42.0% Average household size 2.84
Marital status
Status Male Female Never married 29.2% 33.8% Married 51.7% 48.2% Separated 3.1% 2.2% Widowed 5.2% 9.2% Divorced 10.8% 6.7%
Education
Less than 9th grade
15.4%
Some college, no degree
19.6%
Graduate / professional
6.5%
Metric % HS diploma or higher 76.6% Bachelor's or higher 17.6%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 58 6.0% Kindergarten 40 4.1% Elementary school 450 46.6% High school 290 30.0% College / grad school 128 13.3%
Employment
Industry of employment
Education & healthcare
28.6%
Agriculture & mining
20.1%
Transportation & utilities
9.1%
Arts, food & hospitality
6.3%
Public administration
3.8%
Professional & management
3.0%
Finance & real estate
1.5%
Occupation
Category % Management, business & arts 31.6% Service 10.0% Sales & office 12.8% Natural resources & construction 20.2% Production & transportation 25.3%
Employment type
Type % Private sector 67.9% Government 26.1% Self-employed 5.3% Unpaid family workers 0.7%
Commute
Method % Drive alone 84.7% Carpool 7.9% Public transit 0.0% Walk 2.3% Work from home 2.8% Other means 2.2% Avg commute (minutes) 17.1
Poverty
Married-couple families
4.3%
Female-led households
30.0%
Income support
Source % of households Social Security 44.3% Retirement income 27.7% Supplemental Security 9.4% Cash public assistance 1.7% Food stamps / SNAP 17.7%
Health indicators
Condition % Obesity 34.3% High blood pressure 31.6% High cholesterol 35.5% Diabetes 12.0% Heart disease 6.2% Stroke 3.2% Asthma 11.1% Arthritis 21.8% Kidney disease 3.2% Pulmonary disease 6.7% Cancer 5.2%
Behavior / access % Smoking 17.9% Binge drinking 15.7% No physical activity 27.7% Less than 7 hrs sleep 30.6% Depression 23.2% Fair or poor health 20.5% Poor mental health 16.8% Poor physical health 13.4% No health insurance 25.0% Visited doctor (checkup) 67.2% Visited dentist 56.8% Cholesterol screening 83.2% Teeth loss 16.9%
Veterans & disability
Veterans Count % Civilian veterans 197 7.6%
Disability % Any disability 17.3% Under 18 6.2% 18–64 years 14.5% 65 and over 38.6%
Health insurance coverage
Type % Private insurance 47.2% Public insurance 53.0% No insurance 11.5% Uninsured under 19 5.2%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 3,371 95.1% Spanish 501 14.9% Other Indo-European 498 14.8% Asian & Pacific Islander 0 0.0% Other languages 3 0.1%
Place of birth & citizenship
Origin Count % Native born (US) 2,898 81.7% Born in same state 2,889 81.5% Born in different state 1,899 53.6% Foreign born 9 0.3% Naturalized citizen 647 18.3% Not a US citizen 177 27.4%
Ancestry
Ancestry Count % French 540 15.2% Italian 189 5.3% Dutch 82 2.3% Polish 75 2.1%
Ancestry Count % Arab 45 1.3% English 9 0.3% German 1 0%
Technology access
Metric % of households Computer access 34.9% Internet access 91.5%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 98857
What city is ZIP code 98857 in?
ZIP code 98857 is primarily assigned to Warden, Washington.
What county is ZIP code 98857 in?
ZIP code 98857 falls within Grant County, Washington.
Does ZIP code 98857 have a large retiree population?
44% of households in ZIP code 98857 receive Social Security income, suggesting a significant retiree or disability population.
What is the typical home value in ZIP code 98857?
The median home value in ZIP code 98857 is $185,400.
What is the population of ZIP code 98857?
ZIP code 98857 has an estimated population of 3,545 residents, with a density of 21 people per square mile.
What is the median household income in ZIP code 98857?
The median household income in ZIP code 98857 is $54,063, below the national median of ~$75,000.
What timezone is ZIP code 98857 in?
ZIP code 98857 observes the PST timezone.
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