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Washington ZIP Codes
Yakima County
Cowiche, WA
98923
98923 ZIP Code — Cowiche, WA
Yakima County, Washington
ZIP code 98923 is located in
Cowiche ,
Washington ,
within Yakima County .
It covers approximately 5.86 square miles and serves a population of
990 residents.
This is a standard ZIP code in the Pacific (PT) timezone,
served by area code 509 .
About ZIP code 98923
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 $224,000. Renters make up the majority at 64%, typical of denser urban areas.
Median household income is $45,625. 39% 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 31 minutes is near the national average. Remote work is prevalent — 21% of workers work from home.
Educational attainment is near the national average, with 30% of residents holding a bachelor's degree or higher.
21% of residents lack health insurance, above the national average.
Overall, ZIP code 98923 reflects a community defined by a high rate of remote workers and a significant Social Security-dependent population.
98923 ZIP code map
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Cities in ZIP code 98923
Below are the cities the US Postal Service accepts for ZIP code 98923. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
990
Population density
169 / sq mi
State FIPS
53
County FIPS
077
Geography
Land area
5.86 sq mi
Water area
0.00 sq mi
Latitude
46.6670
Longitude
-120.7905
Timezone
Pacific (PT)
Area code
509
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
64.7%
45.0%
31.7%
$50k – $100k
22.4%
34.4%
30.6%
$100k – $200k
11.0%
17.0%
27.1%
Over $200k
2.0%
3.6%
10.6%
Demographics & statistics
$45,625
Median household income
$224,000
Median home value
30.0%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 62 6.3%
18 and over 928 93.7%
65 and over 131 13.2%
Median age 56.1 years
Race & ethnicity
Group Count %
White 597 48.5%
Two or more races 273 22.2%
Hispanic or Latino 240 19.5%
Other race 120 9.8%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
64.7%
45.0%
31.7%
$50k – $100k
22.4%
34.4%
30.6%
$100k – $200k
11.0%
17.0%
27.1%
Over $200k
2.0%
3.6%
10.6%
Range % of households
Under $10k 17.9%
$25k–$35k 7.2%
$35k–$50k 42.2%
$50k–$75k 6.0%
$75k–$100k 8.8%
$100k–$150k 11.2%
$150k–$200k 4.8%
$200k+ 2.0%
Median income $45,625
Housing
Housing overview
Metric Value
Median home value $224,000
Median rent / month $916
Owner occupied 35.7%
Renter occupied 64.3%
Vacant 6.0%
Single-family detached 63.7%
Large apartment buildings 0.0%
Mobile homes 36.3%
Median rooms 5.9
Avg household size (owned) 2.83
Year built
Era %
2020 or later 3.6%
2010–2019 0.0%
2000–2009 4.5%
1990–1999 24.9%
1980–1989 1.9%
1970–1979 20.6%
1960–1969 2.1%
1950–1959 0.0%
1940–1949 18.0%
1939 or earlier 24.5%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 0.0%
2 bedrooms 18.2%
3 bedrooms 67.8%
4 bedrooms 11.2%
5+ bedrooms 2.8%
Vehicles per household
Vehicles % of households
No vehicle 7.2%
1 vehicle 25.1%
2 vehicles 55.0%
3 or more 12.7%
Heating fuel
Fuel type %
Electricity 65.7%
Fuel oil 2.4%
Wood 27.1%
Households & families
Household type Count %
Married-couple family 169 33.7%
Cohabiting couple 33 6.6%
Male householder, no spouse 150 29.9%
Female householder, no spouse 150 29.9%
Households with children under 18 60 12.0%
Households with seniors (65+) 108 21.5%
Average household size 1.95
Marital status
Status Male Female
Never married 26.9% 29.0%
Married 43.1% 37.5%
Separated 5.6% 0.0%
Widowed 0.0% 9.1%
Divorced 24.5% 24.4%
Education
Less than 9th grade
19.3%
Some college, no degree
25.3%
Graduate / professional
18.8%
Metric %
HS diploma or higher 77.9%
Bachelor's or higher 30.0%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 0 0.0%
Kindergarten 0 0.0%
Elementary school 62 69.7%
High school 0 0.0%
College / grad school 27 30.3%
Employment
Industry of employment
Education & healthcare
34.8%
Agriculture & mining
15.3%
Transportation & utilities
13.9%
Public administration
3.8%
Professional & management
1.9%
Occupation
Category %
Management, business & arts 36.4%
Service 3.3%
Sales & office 7.1%
Natural resources & construction 22.5%
Production & transportation 30.7%
Employment type
Type %
Private sector 69.7%
Government 28.2%
Self-employed 2.1%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 63.2%
Carpool 13.7%
Public transit 1.8%
Walk 0.0%
Work from home 21.3%
Other means 0.0%
Avg commute (minutes) 31.3
Poverty
Married-couple families
0.0%
Female-led households
0.0%
Income support
Source % of households
Social Security 39.4%
Retirement income 18.7%
Supplemental Security 3.0%
Cash public assistance 0.0%
Food stamps / SNAP 10.0%
Health indicators
Condition %
Obesity 35.4%
High blood pressure 29.8%
High cholesterol 30.5%
Diabetes 9.8%
Heart disease 5.9%
Stroke 3.0%
Asthma 10.8%
Arthritis 22.0%
Kidney disease 2.9%
Pulmonary disease 6.5%
Cancer 5.6%
Behavior / access %
Smoking 16.3%
Binge drinking 15.1%
No physical activity 22.1%
Less than 7 hrs sleep 30.4%
Depression 24.8%
Fair or poor health 16.4%
Poor mental health 16.1%
Poor physical health 11.5%
No health insurance 19.9%
Visited doctor (checkup) 66.5%
Visited dentist 63.8%
Cholesterol screening 86.0%
Teeth loss 14.6%
Veterans & disability
Veterans Count %
Civilian veterans 51 5.5%
Disability %
Any disability 18.3%
Under 18 0.0%
18–64 years 18.3%
65 and over 26.7%
Health insurance coverage
Type %
Private insurance 59.9%
Public insurance 36.7%
No insurance 21.1%
Uninsured under 19 38.7%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 990 100.0%
Spanish 148 14.9%
Other Indo-European 148 14.9%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 834 84.2%
Born in same state 834 84.2%
Born in different state 638 64.4%
Foreign born 0 0.0%
Naturalized citizen 156 15.8%
Not a US citizen 50 32.1%
Ancestry
Ancestry Count %
French 255 25.8%
English 90 9.1%
Ancestry Count %
Italian 64 6.5%
Arab 12 1.2%
Technology access
Metric % of households
Computer access 50.7%
Internet access 77.9%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 98923
What city is ZIP code 98923 in?
ZIP code 98923 is primarily assigned to Cowiche, Washington.
What county is ZIP code 98923 in?
ZIP code 98923 falls within Yakima County, Washington.
Is ZIP code 98923 mostly rentals?
64% of occupied units in ZIP code 98923 are renter-occupied.
Does ZIP code 98923 have a large retiree population?
39% of households in ZIP code 98923 receive Social Security income, suggesting a significant retiree or disability population.
What is the median household income in ZIP code 98923?
The median household income in ZIP code 98923 is $45,625, below the national median of ~$75,000.
What is the population of ZIP code 98923?
ZIP code 98923 has an estimated population of 990 residents, with a density of 169 people per square mile.
What timezone is ZIP code 98923 in?
ZIP code 98923 observes the PST timezone.
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