Postal Codes

83540 ZIP Code

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ZIP code 83540 covers Lapwai, Idaho, with a population of about 2,080 and a median household income of $60,885.

Population
2,08020 per square mile
Median age
40.61.9 points above the US average
Median household income
$60,88518% below the Idaho median
Poverty rate
17.7%5.3 points above the US average
Typical home value
$315,682up 19.4% in five years
Median rent
$84626% below the Idaho median
Degree or higher
21.1%13.9 points below the US average
Homeownership
67.1%2.1 points above the US average
Time zone
Pacific UTC-08:00observes daylight saving time
Businesses
17

Where 83540 is

Lapwai, Idaho — 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

Population2,080
Median age40.6
Family households73.5%
Born outside the US0.3%
Speaks a language other than English at home9.9%
White (non-Hispanic)34.4%
Black (non-Hispanic)0.2%
Asian (non-Hispanic)0.5%
Hispanic or Latino3.1%
Veterans10.5%
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$60,885
Income per person$24,498
Poverty rate17.7%
Households on SNAP or cash assistance14.7%

Household income distribution

Under $10k4.4%
$10–15k4.3%
$15–20k5.1%
$20–25k4.5%
$25–30k8.0%
$30–35k2.2%
$35–40k4.1%
$40–45k2.3%
$45–50k3.7%
$50–60k10.2%
$60–75k11.6%
$75–100k12.4%
$100–125k9.5%
$125–150k13.2%
$150–200k3.9%
$200k or more0.7%

Income as declared to the IRS

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

Tax returns filed900
Mean adjusted gross income$49,116
Returns declaring $200,000 or more0%
Returns, under $25k30.0%
Returns, $25k–$50k36.7%
Returns, $50k–$75k14.4%
Returns, $75k–$100k8.9%
Returns, $100k–$200k10.0%
Returns, $200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$189,900
Median gross rent$846
Rent as a share of household income30.5%
Owner-occupied67.1%
Vacant homes11.2%
Median year built1977

What the homes are

Detached house73%
Attached house0.5%
2 to 4 units0.9%
5 to 19 units0.5%
20 or more units0.1%
Mobile home23.4%
Boat, RV or van1.6%
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$315,682as of 2026-07
Typical home value, 1 yearup 7.3%
Typical home value, 5 yearsup 19.4%
Typical home value, 10 yearsup 113.7%
Typical home value since 2000
200920172026$315,682$124,159

$145,985 in 2009 to $315,682 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate6.3%
Bachelor's degree or higher21.1%
High school diploma or higher91.7%
Works from home1%
Drives to work alone81.8%
Takes public transport1.3%
Commutes 45 minutes or more6.8%
Health

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

Obesity42.2% 8.8 pts above the national average of 33.4%
Diagnosed diabetes13.6% 1.6 pts above the national average of 12%
Currently smokes18.3% 5.1 pts above the national average of 13.2%
High blood pressure36.3% 2.2 pts above the national average of 34.1%
Fair or poor general health23.1% 2.8 pts above the national average of 20.3%
No health insurance (18–64)10.7% 0.6 pts below the national average of 11.3%
Depression23.7% 1.8 pts above the national average of 21.9%
No leisure-time physical activity28.1% 2.7 pts above the national average of 25.4%
Arthritis29.1% 4 pts above the national average of 25.1%
Binge drinking15.5% 0.5 pts below the national average of 16%
Taking blood pressure medication72.3% 2.4 pts below the national average of 74.7%
Cancer (non-skin)7.7% same as the national average of 7.7%
Current asthma13.7% 3.3 pts above the national average of 10.4%
Coronary heart disease7.4% 1.2 pts above the national average of 6.2%
Routine check-up in past year75.7% 1 pts below the national average of 76.7%
Cholesterol screening80.3% 5.6 pts below the national average of 85.9%
Cognitive disability19.2% 4.4 pts above the national average of 14.8%
Colorectal screening63.7% 0.6 pts below the national average of 64.3%
COPD8.1% 1.5 pts above the national average of 6.6%
Visited a dentist59.7% 1.6 pts below the national average of 61.3%
Any disability44.2% 13.5 pts above the national average of 30.7%
Lacks emotional support23.2% 1.6 pts below the national average of 24.8%
Food insecurity22.9% 5.8 pts above the national average of 17.1%
Received food stamps15.3% 1 pts above the national average of 14.3%
Hearing disability11.7% 5 pts above the national average of 6.7%
High cholesterol32.1% 4.1 pts below the national average of 36.2%
Housing insecurity17.1% 3.3 pts above the national average of 13.8%
Independent living disability10.9% 2.5 pts above the national average of 8.4%
Lacks transport13.3% 4.1 pts above the national average of 9.2%
Loneliness33% 1.4 pts below the national average of 34.4%
Mammography use69.4% 6.5 pts below the national average of 75.9%
Poor mental health (14+ days)18.9% 2.1 pts above the national average of 16.8%
Mobility disability19.6% 5.6 pts above the national average of 14%
Poor physical health (14+ days)17% 3.5 pts above the national average of 13.5%
Self-care disability4.7% 0.7 pts above the national average of 4%
Utility shut-off threat11.8% 3 pts above the national average of 8.8%
Sleeps under 7 hours40.1% 3.7 pts above the national average of 36.4%
Stroke4.3% 0.9 pts above the national average of 3.4%
All natural teeth lost19.8% 6.8 pts above the national average of 13%
Vision disability7.4% 1.8 pts above the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments17
People employed136
Annual payroll$3,871,000
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 91% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 2 census tracts this ZIP code covers
Expected annual loss90.1 out of 100
Community resilience42 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.

Wildfire98.6Relatively High at its worst in this ZIP code
River flooding97Very High at its worst in this ZIP code
Landslide91.5Relatively Low at its worst in this ZIP code
Heat wave78.3Relatively Moderate at its worst in this ZIP code
Drought78.2Very Low at its worst in this ZIP code
Avalanche62Very Low at its worst in this ZIP code
Hail57Relatively Low at its worst in this ZIP code
Cold wave47.1Relatively Moderate at its worst in this ZIP code
Strong wind41.2Relatively Low at its worst in this ZIP code
Earthquake35.7Very Low at its worst in this ZIP code
Winter weather33.3Relatively Low at its worst in this ZIP code
Lightning30.6Relatively Low at its worst in this ZIP code
Tornado17.3Very Low at its worst in this ZIP code
Ice storm7.5Very Low at its worst in this ZIP code
Compared with Idaho 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 ZIPIdahoUnited States
Median household income$60,885$74,636$78,538
Income per person$24,498$37,169$43,289
Poverty rate17.7%10.6%12.4%
Median home value$189,900$376,000$303,400
Median gross rent$846$1,150$1,348
Homeownership67.1%72.4%65%
Bachelor's degree or higher21.1%31.2%35%
Unemployment rate6.3%3.7%5.2%
Works from home1%12.2%13.5%
Born outside the US0.3%5.7%13.9%
Median age40.637.138.7
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 stationLEWISTON NEZ PERCE CO AP, ID US17.8 km away
Rain in a year13 in
Snow in a year13 in

Average high and low by month

January42.1°F / 30.3°F1.13 in rain, 2.7 in snow
February47°F / 31.7°F1.04 in rain, 3.8 in snow
March55.1°F / 35.7°F1.3 in rain, 0.8 in snow
April62.3°F / 40.7°F1.44 in rain
May72°F / 48.1°F1.69 in rain
June79°F / 54°F1.25 in rain
July90.8°F / 60.9°F0.47 in rain
August90.1°F / 60.3°F0.51 in rain
September79.5°F / 52.3°F0.6 in rain
October63°F / 42°F1.08 in rain
November48.7°F / 34.5°F1.23 in rain, 1.3 in snow
December40.8°F / 29.5°F1.13 in rain, 4.1 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 supermarketNone of this ZIP code
Far from a supermarket6% of this ZIP code's area
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.

Lapwai School District 34198.4% of this ZIP code's land area
Culdesac Joint School District 3421.5% 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 vulnerability76more vulnerable than 76% of US census tracts
Socioeconomic status64more vulnerable than 64% of US census tracts
Household characteristics86more vulnerable than 86% of US census tracts
Racial and ethnic minority status59more vulnerable than 59% of US census tracts
Housing type and transport69more vulnerable than 69% of US census tracts
Walkability4.3 out of 20Least walkable
Nearby ZIP codes

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

83501 Lewiston, ID7.6 km away
83524 Culdesac, ID11.2 km away
83535 Juliaetta, ID18.9 km away
83832 Genesee, ID20.6 km away
99403 Clarkston, WA21.1 km away
83548 Reubens, ID21.5 km away
83555 Winchester, ID23.3 km away
83541 Lenore, ID25.3 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.

Nez Perce County100% of this ZIP code's land area
Time zonePacific (UTC-08:00 standard)
Daylight saving timeObserved
Land area105.49 sq mi
Water area0.24 sq mi
Population density20 people per sq mi
Latitude, longitude46.4124, -116.7902

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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