Postal Codes

73834 ZIP Code

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ZIP code 73834 covers Buffalo, Oklahoma, with a population of about 1,587 and a median household income of $72,266.

Population
1,5873 per square mile
Median age
42.84.1 points above the US average
Median household income
$72,2661.1× the Oklahoma median
Poverty rate
8.5%3.9 points below the US average
Typical home value
$62,422down 6.8% in five years
Median rent
$75123% below the Oklahoma median
Degree or higher
22.3%12.7 points below the US average
Homeownership
87.7%22.7 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
34

Where 73834 is

Buffalo, Oklahoma — 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

Population1,587
Median age42.8
Family households72.5%
Born outside the US8.4%
Speaks a language other than English at home15.4%
White (non-Hispanic)73.5%
Black (non-Hispanic)0.1%
Asian (non-Hispanic)0.1%
Hispanic or Latino19.1%
Veterans9.1%
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$72,266
Income per person$29,016
Poverty rate8.5%
Households on SNAP or cash assistance3.6%

Household income distribution

Under $10k0.0%
$10–15k3.9%
$15–20k6.7%
$20–25k6.7%
$25–30k0.0%
$30–35k1.2%
$35–40k0.2%
$40–45k13.3%
$45–50k6.2%
$50–60k3.4%
$60–75k11.3%
$75–100k20.0%
$100–125k14.0%
$125–150k1.5%
$150–200k9.2%
$200k or more2.4%

Income as declared to the IRS

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

Tax returns filed590
Mean adjusted gross income$68,912
Returns declaring $200,000 or more3.4%
Returns, under $25k25.4%
Returns, $25k–$50k25.4%
Returns, $50k–$75k16.9%
Returns, $75k–$100k11.9%
Returns, $100k–$200k16.9%
Returns, $200k or more3.4%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$94,300
Median gross rent$751
Rent as a share of household income13.8%
Owner-occupied87.7%
Vacant homes25.4%
Median year built1965

What the homes are

Detached house84.7%
Attached house1.5%
2 to 4 units2.2%
Mobile home11.2%
Boat, RV or van0.4%
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$62,422as of 2026-07
Typical home value, 1 yeardown 7%
Typical home value, 5 yearsdown 6.8%
Typical home value, 10 yearsup 30.9%
Typical home value since 2000
201620212026$76,663$45,146

$47,700 in 2016 to $62,422 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate1.8%
Bachelor's degree or higher22.3%
High school diploma or higher85.3%
Works from home1.5%
Drives to work alone87.5%
Takes public transport0%
Commutes 45 minutes or more13.2%
Health

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

Obesity39% 5.6 pts above the national average of 33.4%
Diagnosed diabetes14.7% 2.7 pts above the national average of 12%
Currently smokes15.9% 2.7 pts above the national average of 13.2%
High blood pressure44.3% 10.2 pts above the national average of 34.1%
Fair or poor general health22.6% 2.3 pts above the national average of 20.3%
No health insurance (18–64)12.4% 1.1 pts above the national average of 11.3%
Depression23.5% 1.6 pts above the national average of 21.9%
No leisure-time physical activity33.8% 8.4 pts above the national average of 25.4%
Arthritis34.7% 9.6 pts above the national average of 25.1%
Binge drinking12.4% 3.6 pts below the national average of 16%
Taking blood pressure medication81% 6.3 pts above the national average of 74.7%
Cancer (non-skin)10.6% 2.9 pts above the national average of 7.7%
Current asthma11% 0.6 pts above the national average of 10.4%
Coronary heart disease9.3% 3.1 pts above the national average of 6.2%
Routine check-up in past year80.6% 3.9 pts above the national average of 76.7%
Cholesterol screening87.9% 2 pts above the national average of 85.9%
Cognitive disability16.2% 1.4 pts above the national average of 14.8%
Colorectal screening62.4% 1.9 pts below the national average of 64.3%
COPD9.7% 3.1 pts above the national average of 6.6%
Visited a dentist56.3% 5 pts below the national average of 61.3%
Any disability40.8% 10.1 pts above the national average of 30.7%
Lacks emotional support22.9% 1.9 pts below the national average of 24.8%
Food insecurity16.2% 0.9 pts below the national average of 17.1%
Received food stamps13% 1.3 pts below the national average of 14.3%
Hearing disability11.4% 4.7 pts above the national average of 6.7%
High cholesterol43.1% 6.9 pts above the national average of 36.2%
Housing insecurity12% 1.8 pts below the national average of 13.8%
Independent living disability9.8% 1.4 pts above the national average of 8.4%
Lacks transport7.9% 1.3 pts below the national average of 9.2%
Loneliness30.9% 3.5 pts below the national average of 34.4%
Mammography use65.2% 10.7 pts below the national average of 75.9%
Poor mental health (14+ days)15.9% 0.9 pts below the national average of 16.8%
Mobility disability20.5% 6.5 pts above the national average of 14%
Poor physical health (14+ days)16% 2.5 pts above the national average of 13.5%
Self-care disability4.8% 0.8 pts above the national average of 4%
Utility shut-off threat8.4% same as the national average of 8.8%
Sleeps under 7 hours36.6% same as the national average of 36.4%
Stroke4.5% 1.1 pts above the national average of 3.4%
All natural teeth lost17.7% 4.7 pts above the national average of 13%
Vision disability6.4% 0.8 pts above the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments34
People employed206
Annual payroll$7,726,000
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 97.9% of US census tracts
FEMA ratingVery High
Expected annual loss96.4 out of 100
Community resilience1.6 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.

Ice storm100Very High at its worst in this ZIP code
Drought99.8Very High at its worst in this ZIP code
Cold wave97.6Very High at its worst in this ZIP code
Wildfire96.1Relatively High at its worst in this ZIP code
Hail94.4Very High at its worst in this ZIP code
Strong wind91.4Relatively High at its worst in this ZIP code
Winter weather78.1Relatively High at its worst in this ZIP code
Tornado77.8Relatively High at its worst in this ZIP code
Heat wave63.1Relatively Moderate at its worst in this ZIP code
Landslide62.2Very Low at its worst in this ZIP code
Lightning45.3Relatively Moderate at its worst in this ZIP code
Hurricane41.7Relatively Low at its worst in this ZIP code
River flooding41.3Relatively Low at its worst in this ZIP code
Earthquake25.7Very Low at its worst in this ZIP code
Compared with Oklahoma 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 ZIPOklahomaUnited States
Median household income$72,266$63,603$78,538
Income per person$29,016$34,859$43,289
Poverty rate8.5%15.3%12.4%
Median home value$94,300$185,900$303,400
Median gross rent$751$980$1,348
Homeownership87.7%65.8%65%
Bachelor's degree or higher22.3%27.8%35%
Unemployment rate1.8%4.9%5.2%
Works from home1.5%8.5%13.5%
Born outside the US8.4%6.3%13.9%
Median age42.836.938.7
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 stationBUFFALO 1SW MESONET, OK US8.1 km away

Average high and low by month

January49.5°F / 21.8°F
February53°F / 24.4°F
March63.3°F / 33.7°F
April71.2°F / 43.1°F
May81.1°F / 54.5°F
June90.9°F / 66.1°F
July95.6°F / 70.5°F
August94.3°F / 68.2°F
September86.5°F / 59.4°F
October73.6°F / 45.3°F
November60.5°F / 31.9°F
December49.4°F / 22.7°F
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 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 3 school districts, so the address decides which one, not the ZIP code.

Buffalo Public Schools94.4% of this ZIP code's land area
Laverne Public Schools3.1% of this ZIP code's land area
Fort Supply Public Schools2.5% 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 vulnerability62more vulnerable than 62% of US census tracts
Socioeconomic status44more vulnerable than 44% of US census tracts
Household characteristics80more vulnerable than 80% of US census tracts
Racial and ethnic minority status49more vulnerable than 49% of US census tracts
Housing type and transport67more vulnerable than 67% of US census tracts
Walkability6.4 out of 20Below average
Nearby ZIP codes

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

73855 Rosston, OK31 km away
73841 Fort Supply, OK31.2 km away
73851 May, OK32.9 km away
73848 Laverne, OK34.2 km away
73842 Freedom, OK37.9 km away
67127 Protection, KS38.8 km away
67831 Ashland, KS41 km away
73802 Woodward, OK41.1 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.

Harper County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area458.12 sq mi
Water area0.87 sq mi
Population density3 people per sq mi
Latitude, longitude36.8523, -99.5538

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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