Postal Codes

99122 ZIP Code

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ZIP code 99122 covers Davenport, Washington, with a population of about 4,044 and a median household income of $74,300.

Population
4,0447 per square mile
Median age
46.47.7 points above the US average
Median household income
$74,30022% below the Washington median
Poverty rate
8.3%4.1 points below the US average
Typical home value
$375,120up 19.8% in five years
Median rent
$91845% below the Washington median
Degree or higher
25.8%9.2 points below the US average
Homeownership
78.2%13.2 points above the US average
Time zone
Pacific UTC-08:00observes daylight saving time
Businesses
134

Where 99122 is

Davenport, 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

Population4,044
Median age46.4
Family households66.1%
Born outside the US1.5%
Speaks a language other than English at home3%
White (non-Hispanic)85.9%
Black (non-Hispanic)0.3%
Asian (non-Hispanic)0.5%
Hispanic or Latino4%
Veterans11.2%
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$74,300
Income per person$39,427
Poverty rate8.3%
Households on SNAP or cash assistance9%

Household income distribution

Under $10k5.6%
$10–15k2.0%
$15–20k1.0%
$20–25k5.1%
$25–30k1.6%
$30–35k6.0%
$35–40k3.8%
$40–45k1.9%
$45–50k7.6%
$50–60k4.2%
$60–75k12.4%
$75–100k15.1%
$100–125k8.8%
$125–150k7.6%
$150–200k8.5%
$200k or more8.8%

Income as declared to the IRS

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

Tax returns filed1,940
Mean adjusted gross income$79,997
Returns declaring $200,000 or more5.7%
Returns, under $25k22.7%
Returns, $25k–$50k22.2%
Returns, $50k–$75k16.0%
Returns, $75k–$100k12.9%
Returns, $100k–$200k20.6%
Returns, $200k or more5.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$315,600
Median gross rent$918
Rent as a share of household income19.9%
Owner-occupied78.2%
Vacant homes26.8%
Median year built1978

What the homes are

Detached house78.3%
Attached house1.1%
2 to 4 units1.2%
5 to 19 units3.5%
20 or more units1.6%
Mobile home14.2%
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$375,120as of 2026-07
Typical home value, 1 yeardown 0.2%
Typical home value, 5 yearsup 19.8%
Typical home value, 10 yearsup 120.8%
Typical home value since 2000
201220192026$375,768$144,325

$146,162 in 2012 to $375,120 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5.5%
Bachelor's degree or higher25.8%
High school diploma or higher93.2%
Works from home14.2%
Drives to work alone68.5%
Takes public transport0%
Commutes 45 minutes or more22%
Health

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

Obesity37.8% 4.4 pts above the national average of 33.4%
Diagnosed diabetes12.3% same as the national average of 12%
Currently smokes12.1% 1.1 pts below the national average of 13.2%
High blood pressure38% 3.9 pts above the national average of 34.1%
Fair or poor general health19.3% 1 pts below the national average of 20.3%
No health insurance (18–64)7% 4.3 pts below the national average of 11.3%
Depression23% 1.1 pts above the national average of 21.9%
No leisure-time physical activity21% 4.4 pts below the national average of 25.4%
Arthritis35% 9.9 pts above the national average of 25.1%
Binge drinking15.8% same as the national average of 16%
Taking blood pressure medication77.2% 2.5 pts above the national average of 74.7%
Cancer (non-skin)11.9% 4.2 pts above the national average of 7.7%
Current asthma11.5% 1.1 pts above the national average of 10.4%
Coronary heart disease8.5% 2.3 pts above the national average of 6.2%
Routine check-up in past year75.9% 0.8 pts below the national average of 76.7%
Cholesterol screening86.8% 0.9 pts above the national average of 85.9%
Cognitive disability14.4% same as the national average of 14.8%
Colorectal screening67.9% 3.6 pts above the national average of 64.3%
COPD7.8% 1.2 pts above the national average of 6.6%
Visited a dentist64% 2.7 pts above the national average of 61.3%
Any disability34.9% 4.2 pts above the national average of 30.7%
Hearing disability9.8% 3.1 pts above the national average of 6.7%
High cholesterol40.3% 4.1 pts above the national average of 36.2%
Independent living disability8.4% same as the national average of 8.4%
Mammography use68.8% 7.1 pts below the national average of 75.9%
Poor mental health (14+ days)15.8% 1 pts below the national average of 16.8%
Mobility disability16.6% 2.6 pts above the national average of 14%
Poor physical health (14+ days)15.3% 1.8 pts above the national average of 13.5%
Self-care disability4.2% same as the national average of 4%
Sleeps under 7 hours30.7% 5.7 pts below the national average of 36.4%
Stroke4.4% 1 pts above the national average of 3.4%
All natural teeth lost10.6% 2.4 pts below the national average of 13%
Vision disability5% 0.6 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments134
People employed901
Annual payroll$50,755,000
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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 94.9% of US census tracts
FEMA ratingRelatively Low to Very High across the 5 census tracts this ZIP code covers
Expected annual loss92.4 out of 100
Community resilience47.4 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.

Wildfire99.5Very High at its worst in this ZIP code
Cold wave98.4Very High at its worst in this ZIP code
Landslide98.4Relatively Moderate at its worst in this ZIP code
Hail90.5Relatively High at its worst in this ZIP code
River flooding86.6Very High at its worst in this ZIP code
Strong wind82.9Relatively High at its worst in this ZIP code
Drought77.6Relatively Low at its worst in this ZIP code
Ice storm75Relatively Moderate at its worst in this ZIP code
Earthquake71.9Relatively Moderate at its worst in this ZIP code
Winter weather68.8Relatively Moderate at its worst in this ZIP code
Heat wave65.8Relatively Moderate at its worst in this ZIP code
Avalanche52.1Very Low at its worst in this ZIP code
Lightning37.6Relatively Low at its worst in this ZIP code
Tornado24.8Very Low at its worst in this ZIP code
Volcanic activity10.9Very 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$74,300$94,952$78,538
Income per person$39,427$51,493$43,289
Poverty rate8.3%9.9%12.4%
Median home value$315,600$519,800$303,400
Median gross rent$918$1,682$1,348
Homeownership78.2%63.9%65%
Bachelor's degree or higher25.8%38.8%35%
Unemployment rate5.5%5%5.2%
Works from home14.2%17.7%13.5%
Born outside the US1.5%15.1%13.9%
Median age46.438.238.7
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 stationDAVENPORT, WA US2.6 km away
Rain in a year14 in
Snow in a year30 in

Average high and low by month

January31.7°F / 19.3°F1.73 in rain, 7.4 in snow
February37.1°F / 21.2°F0.99 in rain, 5.5 in snow
March46.7°F / 26.9°F1.53 in rain, 2.2 in snow
April55.9°F / 31.2°F1.11 in rain, 0.2 in snow
May65.4°F / 38.5°F1.37 in rain
June72.1°F / 43.4°F1.15 in rain
July82.3°F / 47.9°F0.42 in rain
August82.5°F / 47.7°F0.3 in rain
September72.6°F / 40.3°F0.49 in rain
October57.1°F / 30.9°F1.26 in rain, 0.3 in snow
November41.5°F / 25°F1.72 in rain, 4.1 in snow
December31.2°F / 19.2°F1.9 in rain, 10.6 in snow
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 supermarket27% 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 5 school districts, so the address decides which one, not the ZIP code.

Davenport School District54.7% of this ZIP code's land area
Harrington School District18.4% of this ZIP code's land area
Creston School District15.5% of this ZIP code's land area
Reardan-Edwall School District10% of this ZIP code's land area
Columbia (Stevens) School District1.4% 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 vulnerability37more vulnerable than 37% of US census tracts
Socioeconomic status36more vulnerable than 36% of US census tracts
Household characteristics40more vulnerable than 40% of US census tracts
Racial and ethnic minority status16more vulnerable than 16% of US census tracts
Housing type and transport53more vulnerable than 53% of US census tracts
Walkability4.5 out of 20Least walkable
Nearby ZIP codes

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

99029 Reardan, WA22.6 km away
99040 Wellpinit, WA25 km away
99008 Edwall, WA25.1 km away
99134 Harrington, WA26.4 km away
99147 Lincoln, WA27.1 km away
99117 Creston, WA30.2 km away
99129 Fruitland, WA33.4 km away
99022 Medical Lake, WA35.4 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.

Lincoln County98.6% of this ZIP code's land area
Stevens County1.4% of this ZIP code's land area
Time zonePacific (UTC-08:00 standard)
Daylight saving timeObserved
Land area601.08 sq mi
Water area10.56 sq mi
Population density7 people per sq mi
Latitude, longitude47.6809, -118.1667

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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