Postal Codes

98858 ZIP Code

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ZIP code 98858 covers Waterville, Washington, with a population of about 1,851 and a median household income of $76,667.

Population
1,8515 per square mile
Median age
52.714 points above the US average
Median household income
$76,66719% below the Washington median
Poverty rate
6.6%5.8 points below the US average
Typical home value
$332,682up 17.5% in five years
Median rent
$98142% below the Washington median
Degree or higher
15.9%19.1 points below the US average
Homeownership
72.4%7.4 points above the US average
Time zone
Pacific UTC-08:00observes daylight saving time
Businesses
34

Where 98858 is

Waterville, 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

Population1,851
Median age52.7
Family households60.1%
Born outside the US8%
Speaks a language other than English at home15.6%
White (non-Hispanic)78.1%
Black (non-Hispanic)0.2%
Asian (non-Hispanic)0.3%
Hispanic or Latino14.4%
Veterans5%
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$76,667
Income per person$41,263
Poverty rate6.6%
Households on SNAP or cash assistance6.6%

Household income distribution

Under $10k2.8%
$10–15k0.0%
$15–20k0.4%
$20–25k7.9%
$25–30k1.3%
$30–35k0.9%
$35–40k5.8%
$40–45k1.1%
$45–50k8.3%
$50–60k4.5%
$60–75k11.6%
$75–100k20.0%
$100–125k6.0%
$125–150k13.1%
$150–200k10.1%
$200k or more6.2%

Income as declared to the IRS

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

Tax returns filed710
Mean adjusted gross income$73,454
Returns declaring $200,000 or more4.2%
Returns, under $25k23.9%
Returns, $25k–$50k25.4%
Returns, $50k–$75k16.9%
Returns, $75k–$100k9.9%
Returns, $100k–$200k19.7%
Returns, $200k or more4.2%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$241,100
Median gross rent$981
Owner-occupied72.4%
Vacant homes11.4%
Median year built1942

What the homes are

Detached house81.9%
2 to 4 units0.8%
20 or more units0.1%
Mobile home10.6%
Boat, RV or van6.6%
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$332,682as of 2026-07
Typical home value, 1 yearup 8.7%
Typical home value, 5 yearsup 17.5%
Typical home value, 10 yearsup 125.3%
Typical home value since 2000
201320192026$332,682$121,138

$121,138 in 2013 to $332,682 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate1.6%
Bachelor's degree or higher15.9%
High school diploma or higher85.3%
Works from home12.3%
Drives to work alone78%
Takes public transport0%
Commutes 45 minutes or more17.8%
Health

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

Obesity35.5% 2.1 pts above the national average of 33.4%
Diagnosed diabetes12% same as the national average of 12%
Currently smokes13.5% same as the national average of 13.2%
High blood pressure36.7% 2.6 pts above the national average of 34.1%
Fair or poor general health21.1% 0.8 pts above the national average of 20.3%
No health insurance (18–64)9.6% 1.7 pts below the national average of 11.3%
Depression23.8% 1.9 pts above the national average of 21.9%
No leisure-time physical activity22.6% 2.8 pts below the national average of 25.4%
Arthritis30.6% 5.5 pts above the national average of 25.1%
Binge drinking15.6% same as the national average of 16%
Taking blood pressure medication74.6% same as the national average of 74.7%
Cancer (non-skin)10.2% 2.5 pts above the national average of 7.7%
Current asthma11.3% 0.9 pts above the national average of 10.4%
Coronary heart disease7.9% 1.7 pts above the national average of 6.2%
Routine check-up in past year73.4% 3.3 pts below the national average of 76.7%
Cholesterol screening84.4% 1.5 pts below the national average of 85.9%
Cognitive disability15.6% 0.8 pts above the national average of 14.8%
Colorectal screening71.8% 7.5 pts above the national average of 64.3%
COPD7.9% 1.3 pts above the national average of 6.6%
Visited a dentist64.9% 3.6 pts above the national average of 61.3%
Any disability35.9% 5.2 pts above the national average of 30.7%
Hearing disability9.1% 2.4 pts above the national average of 6.7%
High cholesterol37.3% 1.1 pts above the national average of 36.2%
Independent living disability8.6% same as the national average of 8.4%
Mammography use68.1% 7.8 pts below the national average of 75.9%
Poor mental health (14+ days)16.7% same as the national average of 16.8%
Mobility disability16.1% 2.1 pts above the national average of 14%
Poor physical health (14+ days)15.9% 2.4 pts above the national average of 13.5%
Self-care disability4.3% same as the national average of 4%
Sleeps under 7 hours27.9% 8.5 pts below the national average of 36.4%
Stroke4.1% 0.7 pts above the national average of 3.4%
All natural teeth lost11.8% 1.2 pts below the national average of 13%
Vision disability5.2% same as the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments34
People employed172
Annual payroll$7,158,000
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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 93.9% of US census tracts
FEMA ratingRelatively High
Expected annual loss93.8 out of 100
Community resilience18.7 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.

Cold wave99.2Very High at its worst in this ZIP code
Wildfire98.8Relatively High at its worst in this ZIP code
Hail92.8Relatively High at its worst in this ZIP code
Volcanic activity88.8Relatively Low at its worst in this ZIP code
Landslide86.7Relatively Low at its worst in this ZIP code
River flooding84.8Very High at its worst in this ZIP code
Drought79.6Relatively Low at its worst in this ZIP code
Earthquake77.2Relatively Moderate at its worst in this ZIP code
Strong wind73.5Relatively Moderate at its worst in this ZIP code
Winter weather71.6Relatively Moderate at its worst in this ZIP code
Heat wave63.3Relatively Moderate at its worst in this ZIP code
Lightning58.8Relatively Moderate at its worst in this ZIP code
Avalanche50.8Very Low at its worst in this ZIP code
Tornado7.4Very Low at its worst in this ZIP code
Ice storm0.9Very 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$76,667$94,952$78,538
Income per person$41,263$51,493$43,289
Poverty rate6.6%9.9%12.4%
Median home value$241,100$519,800$303,400
Median gross rent$981$1,682$1,348
Homeownership72.4%63.9%65%
Bachelor's degree or higher15.9%38.8%35%
Unemployment rate1.6%5%5.2%
Works from home12.3%17.7%13.5%
Born outside the US8%15.1%13.9%
Median age52.738.238.7
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 stationWATERVILLE, WA US7.2 km away
Rain in a year11 in

Average high and low by month

January31.4°F / 16.7°F1.5 in rain
February36.1°F / 19.1°F0.9 in rain
March47.5°F / 25.7°F0.95 in rain
April57°F / 32.5°F0.67 in rain
May67°F / 40.8°F1.07 in rain
June73.8°F / 46.2°F0.96 in rain
July83.6°F / 52.7°F0.47 in rain
August82.8°F / 52.5°F0.27 in rain
September73.8°F / 45.1°F0.26 in rain
October57.5°F / 33.1°F0.95 in rain
November40.1°F / 23.7°F1.26 in rain
December31°F / 15.7°F1.99 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 supermarket16% 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 2 school districts, so the address decides which one, not the ZIP code.

Waterville School District84% of this ZIP code's land area
Mansfield School District15.6% 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 vulnerability64more vulnerable than 64% of US census tracts
Socioeconomic status52more vulnerable than 52% of US census tracts
Household characteristics76more vulnerable than 76% of US census tracts
Racial and ethnic minority status39more vulnerable than 39% of US census tracts
Housing type and transport68more vulnerable than 68% of US census tracts
Walkability9 out of 20Below average
Nearby ZIP codes

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

98843 Orondo, WA15.6 km away
98817 Chelan Falls, WA19.1 km away
98822 Entiat, WA23.1 km away
98845 Palisades, WA24.1 km away
98816 Chelan, WA24.5 km away
98811 Ardenvoir, WA30.9 km away
98850 Rock Island, WA30.9 km away
98802 East Wenatchee, WA31.7 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.

Douglas County100% of this ZIP code's land area
Time zonePacific (UTC-08:00 standard)
Daylight saving timeObserved
Land area367.06 sq mi
Water area1.64 sq mi
Population density5 people per sq mi
Latitude, longitude47.6295, -119.9887

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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