Postal Codes

99109 ZIP Code

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ZIP code 99109 covers Chewelah, Washington, with a population of about 5,075 and a median household income of $61,354.

Population
5,07516 per square mile
Median age
54.215.5 points above the US average
Median household income
$61,35435% below the Washington median
Poverty rate
12.1%about the US average
Typical home value
$355,554up 17.8% in five years
Median rent
$89047% below the Washington median
Degree or higher
22.1%12.9 points below the US average
Homeownership
80.4%15.4 points above the US average
Time zone
Pacific UTC-08:00observes daylight saving time
Businesses
125

Where 99109 is

Chewelah, Washington — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population5,075
Median age54.2
Family households63.2%
Born outside the US1.1%
Speaks a language other than English at home2.1%
White (non-Hispanic)83.6%
Black (non-Hispanic)0.1%
Asian (non-Hispanic)0.1%
Hispanic or Latino2.4%
Veterans9.2%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$61,354
Income per person$38,588
Poverty rate12.1%
Households on SNAP or cash assistance16.8%

Household income distribution

Under $10k3.4%
$10–15k5.1%
$15–20k1.9%
$20–25k1.4%
$25–30k3.4%
$30–35k2.5%
$35–40k5.3%
$40–45k7.6%
$45–50k4.7%
$50–60k13.9%
$60–75k10.1%
$75–100k16.0%
$100–125k5.7%
$125–150k3.1%
$150–200k8.7%
$200k or more7.2%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed2,350
Mean adjusted gross income$70,205
Returns declaring $200,000 or more4.7%
Returns, under $25k26.0%
Returns, $25k–$50k24.7%
Returns, $50k–$75k17.4%
Returns, $75k–$100k10.6%
Returns, $100k–$200k16.6%
Returns, $200k or more4.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$274,900
Median gross rent$890
Rent as a share of household income27.5%
Owner-occupied80.4%
Vacant homes12.8%
Median year built1977

What the homes are

Detached house75.3%
Attached house0.8%
2 to 4 units1.2%
5 to 19 units2.6%
20 or more units1.5%
Mobile home17.9%
Boat, RV or van0.8%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$355,554as of 2026-07
Typical home value, 1 yearup 1.1%
Typical home value, 5 yearsup 17.8%
Typical home value, 10 yearsup 111.7%
Typical home value since 2000
200020132026$355,554$111,316

$111,316 in 2000 to $355,554 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate9.3%
Bachelor's degree or higher22.1%
High school diploma or higher92.9%
Works from home10.6%
Drives to work alone74%
Takes public transport0.5%
Commutes 45 minutes or more11.8%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity34.3% 0.9 pts above the national average of 33.4%
Diagnosed diabetes13.2% 1.2 pts above the national average of 12%
Currently smokes14% 0.8 pts above the national average of 13.2%
High blood pressure39.4% 5.3 pts above the national average of 34.1%
Fair or poor general health20.9% 0.6 pts above the national average of 20.3%
No health insurance (18–64)7.7% 3.6 pts below the national average of 11.3%
Depression24.1% 2.2 pts above the national average of 21.9%
No leisure-time physical activity22% 3.4 pts below the national average of 25.4%
Arthritis37% 11.9 pts above the national average of 25.1%
Binge drinking14.4% 1.6 pts below the national average of 16%
Taking blood pressure medication76.6% 1.9 pts above the national average of 74.7%
Cancer (non-skin)12.1% 4.4 pts above the national average of 7.7%
Current asthma12% 1.6 pts above the national average of 10.4%
Coronary heart disease9.2% 3 pts above the national average of 6.2%
Routine check-up in past year74.4% 2.3 pts below the national average of 76.7%
Cholesterol screening85.5% same as the national average of 85.9%
Cognitive disability14.9% same as the national average of 14.8%
Colorectal screening67.3% 3 pts above the national average of 64.3%
COPD9.2% 2.6 pts above the national average of 6.6%
Visited a dentist61.5% same as the national average of 61.3%
Any disability35.5% 4.8 pts above the national average of 30.7%
Hearing disability10.2% 3.5 pts above the national average of 6.7%
High cholesterol39.7% 3.5 pts above the national average of 36.2%
Independent living disability9.4% 1 pts above the national average of 8.4%
Mammography use65.2% 10.7 pts below the national average of 75.9%
Poor mental health (14+ days)15.6% 1.2 pts below the national average of 16.8%
Mobility disability17.9% 3.9 pts above the national average of 14%
Poor physical health (14+ days)16.4% 2.9 pts above the national average of 13.5%
Self-care disability4.8% 0.8 pts above the national average of 4%
Sleeps under 7 hours30.8% 5.6 pts below the national average of 36.4%
Stroke4.7% 1.3 pts above the national average of 3.4%
All natural teeth lost13.3% same as the national average of 13%
Vision disability5.7% same as the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments125
People employed1,254
Annual payroll$40,724,000
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Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 63.1% of US census tracts
FEMA ratingRelatively Low to Relatively Moderate across the 4 census tracts this ZIP code covers
Expected annual loss60.7 out of 100
Community resilience29.5 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Wildfire97.8Very High at its worst in this ZIP code
Landslide97.7Relatively Moderate at its worst in this ZIP code
River flooding77.6Relatively High at its worst in this ZIP code
Winter weather73.5Relatively High at its worst in this ZIP code
Cold wave71.9Relatively High at its worst in this ZIP code
Drought70.6Very Low at its worst in this ZIP code
Heat wave52.3Relatively Moderate at its worst in this ZIP code
Earthquake32.1Relatively Low at its worst in this ZIP code
Strong wind29.6Relatively Low at its worst in this ZIP code
Hail28.8Very Low at its worst in this ZIP code
Avalanche27.2Very Low at its worst in this ZIP code
Ice storm26.2Relatively Moderate at its worst in this ZIP code
Tornado17.2Very Low at its worst in this ZIP code
Lightning14.2Very Low at its worst in this ZIP code
Compared with Washington and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPWashingtonUnited States
Median household income$61,354$94,952$78,538
Income per person$38,588$51,493$43,289
Poverty rate12.1%9.9%12.4%
Median home value$274,900$519,800$303,400
Median gross rent$890$1,682$1,348
Homeownership80.4%63.9%65%
Bachelor's degree or higher22.1%38.8%35%
Unemployment rate9.3%5%5.2%
Works from home10.6%17.7%13.5%
Born outside the US1.1%15.1%13.9%
Median age54.238.238.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationCHEWELAH, WA US3 km away
Rain in a year21 in

Average high and low by month

January32.9°F / 20.3°F2.22 in rain
February39.8°F / 21.3°F1.85 in rain
March50.1°F / 26.8°F2.21 in rain
April60.2°F / 32.8°F1.86 in rain
May70°F / 40.4°F2.03 in rain
June75.7°F / 45.5°F2.05 in rain
July86.1°F / 48.8°F0.99 in rain
August86.3°F / 46.6°F0.72 in rain
September76°F / 39°F0.95 in rain
October59.3°F / 30.7°F1.78 in rain
November42.1°F / 26.1°F2.37 in rain
December33°F / 20.6°F2.33 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket19% of this ZIP code's area
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 4 school districts, so the address decides which one, not the ZIP code.

Chewelah School District80.6% of this ZIP code's land area
Valley School District13.2% of this ZIP code's land area
Colville School District4.7% of this ZIP code's land area
Mary Walker School District1.2% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability32more vulnerable than 32% of US census tracts
Socioeconomic status37more vulnerable than 37% of US census tracts
Household characteristics27more vulnerable than 27% of US census tracts
Racial and ethnic minority status16more vulnerable than 16% of US census tracts
Housing type and transport48more vulnerable than 48% of US census tracts
Walkability3.5 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

99101 Addy, WA14.5 km away
99181 Valley, WA17 km away
99131 Gifford, WA25.1 km away
99148 Loon Lake, WA25.6 km away
99167 Rice, WA29 km away
99173 Springdale, WA32 km away
99137 Hunters, WA32.8 km away
99114 Colville, WA33 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Stevens County100% of this ZIP code's land area
Time zonePacific (UTC-08:00 standard)
Daylight saving timeObserved
Land area311.63 sq mi
Water area0.27 sq mi
Population density16 people per sq mi
Latitude, longitude48.2876, -117.7754

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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