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Washington ZIP Codes
Cowlitz County
Kalama, WA
98625
98625 ZIP Code — Kalama, WA
Cowlitz County, Washington
ZIP code 98625 is located in
Kalama ,
Washington ,
within Cowlitz County .
It covers approximately 193.93 square miles and serves a population of
6,827 residents.
This is a standard ZIP code in the Pacific (PT) timezone,
served by area code 360/564 .
About ZIP code 98625
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 $411,800. Owner-occupancy is high at 78%, well above the national average.
Median household income is $105,873. 38% 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 26 minutes is near the national average.
Educational attainment is near the national average, with 28% of residents holding a bachelor's degree or higher.
Overall, ZIP code 98625 reflects a community defined by high homeownership and a significant Social Security-dependent population.
98625 ZIP code map
View map of 98625
Cities in ZIP code 98625
Below are the cities the US Postal Service accepts for ZIP code 98625. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
6,827
Population density
35 / sq mi
State FIPS
53
County FIPS
015
Geography
Land area
193.93 sq mi
Water area
1.69 sq mi
Latitude
46.0474
Longitude
-122.7447
Timezone
Pacific (PT)
Area code
360/564
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
29.8%
43.2%
31.7%
$50k – $100k
28.5%
32.8%
30.6%
$100k – $200k
31.8%
19.8%
27.1%
Over $200k
9.9%
4.2%
10.6%
Demographics & statistics
$105,873
Median household income
$411,800
Median home value
27.7%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 1,296 19.0% 18 and over 5,531 81.0% 65 and over 1,450 21.2% Median age 50.9 years
Race & ethnicity
Native Hawaiian / Pacific Islander
1.6%
American Indian / Alaska Native
0.8%
Group Count % White 5,976 80.8% Hispanic or Latino 570 7.7% Two or more races 467 6.3% Other race 176 2.4% Native Hawaiian / Pacific Islander 121 1.6% American Indian / Alaska Native 60 0.8% Asian 27 0.4%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
29.8%
43.2%
31.7%
$50k – $100k
28.5%
32.8%
30.6%
$100k – $200k
31.8%
19.8%
27.1%
Over $200k
9.9%
4.2%
10.6%
Range % of households Under $10k 4.3% $10k–$15k 3.2% $15k–$25k 6.9% $25k–$35k 5.2% $35k–$50k 6.2% $50k–$75k 10.7% $75k–$100k 9.1% $100k–$150k 19.2% $150k–$200k 18.9% $200k+ 16.2% Median income $105,873
Housing
Housing overview
Metric Value Median home value $411,800 Median rent / month $0 Owner occupied 77.6% Renter occupied 22.4% Vacant 7.5% Single-family detached 68.7% Large apartment buildings 7.6% Mobile homes 16.3% Median rooms 6.1 Avg household size (owned) 2.61
Year built
Era % 2020 or later 2.6% 2010–2019 16.6% 2000–2009 19.4% 1990–1999 22.8% 1980–1989 6.9% 1970–1979 10.6% 1960–1969 6.7% 1950–1959 4.8% 1940–1949 2.4% 1939 or earlier 7.1%
Bedrooms
Size % of units No bedroom (studio) 0.6% 1 bedroom 11.3% 2 bedrooms 16.4% 3 bedrooms 41.1% 4 bedrooms 25.1% 5+ bedrooms 5.4%
Vehicles per household
Vehicles % of households No vehicle 3.9% 1 vehicle 22.8% 2 vehicles 33.8% 3 or more 39.5%
Heating fuel
Fuel type % Utility gas 10.2% Electricity 81.0% Propane / LP gas 1.1% Wood 6.1%
Households & families
Household type Count % Married-couple family 1,761 62.8% Cohabiting couple 234 8.3% Male householder, no spouse 451 16.1% Female householder, no spouse 359 12.8% Households with children under 18 693 24.7% Households with seniors (65+) 1,061 37.8% Average household size 2.43
Marital status
Status Male Female Never married 27.3% 18.2% Married 56.9% 62.6% Separated 0.0% 1.3% Widowed 7.5% 7.0% Divorced 8.3% 10.9%
Education
Some college, no degree
23.3%
Graduate / professional
6.9%
Metric % HS diploma or higher 93.1% Bachelor's or higher 27.7%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 70 5.9% Kindergarten 63 5.3% Elementary school 605 50.9% High school 329 27.7% College / grad school 122 10.3%
Employment
Industry of employment
Education & healthcare
17.8%
Arts, food & hospitality
11.5%
Professional & management
11.2%
Transportation & utilities
8.4%
Public administration
5.2%
Agriculture & mining
3.2%
Finance & real estate
2.0%
Occupation
Category % Management, business & arts 42.3% Service 18.1% Sales & office 14.1% Natural resources & construction 7.8% Production & transportation 17.7%
Employment type
Type % Private sector 82.8% Government 10.9% Self-employed 5.8% Unpaid family workers 0.5%
Commute
Method % Drive alone 77.9% Carpool 4.4% Public transit 0.8% Walk 2.4% Work from home 10.3% Other means 4.3% Avg commute (minutes) 26.4
Poverty
Married-couple families
2.0%
Female-led households
37.3%
Income support
Source % of households Social Security 37.5% Retirement income 30.7% Supplemental Security 3.1% Cash public assistance 3.9% Food stamps / SNAP 7.6%
Health indicators
Condition % Obesity 36.0% High blood pressure 34.0% High cholesterol 35.1% Diabetes 9.0% Heart disease 6.5% Stroke 2.9% Asthma 11.7% Arthritis 28.1% Kidney disease 2.8% Pulmonary disease 6.7% Cancer 7.3%
Behavior / access % Smoking 17.0% Binge drinking 17.9% No physical activity 17.3% Less than 7 hrs sleep 36.0% Depression 29.4% Fair or poor health 12.9% Poor mental health 14.7% Poor physical health 10.6% No health insurance 9.2% Visited doctor (checkup) 70.4% Visited dentist 68.9% Cholesterol screening 90.1% Teeth loss 10.3%
Veterans & disability
Veterans Count % Civilian veterans 487 8.8%
Disability % Any disability 15.1% Under 18 4.7% 18–64 years 12.7% 65 and over 31.4%
Health insurance coverage
Type % Private insurance 75.1% Public insurance 35.2% No insurance 5.9% Uninsured under 19 2.8%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 6,586 96.5% Spanish 182 2.8% Other Indo-European 133 2.0% Asian & Pacific Islander 22 0.3% Other languages 27 0.4%
Place of birth & citizenship
Origin Count % Native born (US) 6,429 94.2% Born in same state 6,350 93.0% Born in different state 2,421 35.5% Foreign born 79 1.2% Naturalized citizen 398 5.8% Not a US citizen 229 57.5%
Ancestry
Ancestry Count % French 1,020 14.9% Italian 792 11.6% English 409 6% Arab 318 4.7% Polish 224 3.3%
Ancestry Count % German 80 1.2% Norwegian 16 0.2% Dutch 16 0.2% Irish 15 0.2%
Technology access
Metric % of households Computer access 41.1% Internet access 96.5%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 98625
What city is ZIP code 98625 in?
ZIP code 98625 is primarily assigned to Kalama, Washington.
What county is ZIP code 98625 in?
ZIP code 98625 falls within Cowlitz County, Washington.
Does ZIP code 98625 have a large retiree population?
38% of households in ZIP code 98625 receive Social Security income, suggesting a significant retiree or disability population.
What is the typical home value in ZIP code 98625?
The median home value in ZIP code 98625 is $411,800.
What is the median household income in ZIP code 98625?
The median household income in ZIP code 98625 is $105,873, above the national median of ~$75,000.
What is the population of ZIP code 98625?
ZIP code 98625 has an estimated population of 6,827 residents, with a density of 35 people per square mile.
What timezone is ZIP code 98625 in?
ZIP code 98625 observes the PST timezone.
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