Postal Codes

73666 ZIP Code

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ZIP code 73666 covers Sweetwater, Oklahoma, with a population of about 345 and a median household income of $59,625.

Population
3452 per square mile
Median age
39.20.5 points above the US average
Median household income
$59,6256% below the Oklahoma median
Poverty rate
8.7%3.7 points below the US average
Median home value
$162,50013% below the Oklahoma median
Degree or higher
29.6%5.4 points below the US average
Homeownership
64.3%0.7 points below the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
3

Where 73666 is

Sweetwater, 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

Population345
Median age39.2
Family households59.9%
Born outside the US0%
Speaks a language other than English at home0%
White (non-Hispanic)93%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino0%
Veterans3.1%
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$59,625
Income per person$33,477
Poverty rate8.7%
Households on SNAP or cash assistance11.5%

Household income distribution

Under $10k3.2%
$10–15k1.3%
$15–20k1.3%
$20–25k5.1%
$25–30k2.5%
$30–35k10.2%
$35–40k5.1%
$40–45k5.1%
$45–50k4.5%
$50–60k12.7%
$60–75k9.6%
$75–100k17.2%
$100–125k7.6%
$125–150k7.0%
$150–200k5.1%
$200k or more2.5%

Income as declared to the IRS

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

Tax returns filed130
Mean adjusted gross income$52,123
Returns declaring $200,000 or more0%
Returns, under $25k38.5%
Returns, $25k–$50k38.5%
Returns, $50k–$75k0.0%
Returns, $75k–$100k23.1%
Returns, $100k–$200k0.0%
Returns, $200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$162,500
Owner-occupied64.3%
Vacant homes23%
Median year built1965

What the homes are

Detached house76%
Attached house1%
2 to 4 units3.4%
Mobile home19.6%
Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2%
Bachelor's degree or higher29.6%
High school diploma or higher96.4%
Works from home5.4%
Drives to work alone58.8%
Takes public transport0%
Commutes 45 minutes or more7.1%
Health

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

Obesity39.6% 6.2 pts above the national average of 33.4%
Diagnosed diabetes14.7% 2.7 pts above the national average of 12%
Currently smokes18.9% 5.7 pts above the national average of 13.2%
High blood pressure44.6% 10.5 pts above the national average of 34.1%
Fair or poor general health23.6% 3.3 pts above the national average of 20.3%
No health insurance (18–64)10% 1.3 pts below the national average of 11.3%
Depression25.4% 3.5 pts above the national average of 21.9%
No leisure-time physical activity34.5% 9.1 pts above the national average of 25.4%
Arthritis34.4% 9.3 pts above the national average of 25.1%
Binge drinking12.6% 3.4 pts below the national average of 16%
Taking blood pressure medication80.1% 5.4 pts above the national average of 74.7%
Cancer (non-skin)10.4% 2.7 pts above the national average of 7.7%
Current asthma11.6% 1.2 pts above the national average of 10.4%
Coronary heart disease9.8% 3.6 pts above the national average of 6.2%
Routine check-up in past year79.9% 3.2 pts above the national average of 76.7%
Cholesterol screening85.5% same as the national average of 85.9%
Cognitive disability17.8% 3 pts above the national average of 14.8%
Colorectal screening61.9% 2.4 pts below the national average of 64.3%
COPD11% 4.4 pts above the national average of 6.6%
Visited a dentist56.7% 4.6 pts below the national average of 61.3%
Any disability42.5% 11.8 pts above the national average of 30.7%
Lacks emotional support22.9% 1.9 pts below the national average of 24.8%
Food insecurity17.5% same as the national average of 17.1%
Received food stamps16.9% 2.6 pts above the national average of 14.3%
Hearing disability12.1% 5.4 pts above the national average of 6.7%
High cholesterol41.6% 5.4 pts above the national average of 36.2%
Housing insecurity12.3% 1.5 pts below the national average of 13.8%
Independent living disability11.2% 2.8 pts above the national average of 8.4%
Lacks transport9% same as the national average of 9.2%
Loneliness31.1% 3.3 pts below the national average of 34.4%
Mammography use64.3% 11.6 pts below the national average of 75.9%
Poor mental health (14+ days)17.8% 1 pts above the national average of 16.8%
Mobility disability21.3% 7.3 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 disability5.3% 1.3 pts above the national average of 4%
Utility shut-off threat10% 1.2 pts above the national average of 8.8%
Sleeps under 7 hours35.4% 1 pts below the national average of 36.4%
Stroke4.9% 1.5 pts above the national average of 3.4%
All natural teeth lost16.4% 3.4 pts above the national average of 13%
Vision disability6.9% 1.3 pts above the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments3
People employed14
Annual payroll$898,000
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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 84.5% of US census tracts
FEMA ratingRelatively Moderate to Very High across the 2 census tracts this ZIP code covers
Expected annual loss75 out of 100
Community resilience17.2 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.

Drought99.3Very High at its worst in this ZIP code
Ice storm98.4Very High at its worst in this ZIP code
Wildfire97.9Relatively High at its worst in this ZIP code
Winter weather97.3Very High at its worst in this ZIP code
Tornado95.9Very High at its worst in this ZIP code
Strong wind95.3Very High at its worst in this ZIP code
Hail94.1Relatively High at its worst in this ZIP code
Landslide89.7Relatively Moderate at its worst in this ZIP code
Cold wave87.1Very High at its worst in this ZIP code
Heat wave63.5Relatively Moderate at its worst in this ZIP code
Lightning62.5Relatively Moderate at its worst in this ZIP code
River flooding52.9Relatively High at its worst in this ZIP code
Hurricane40.7Very Low at its worst in this ZIP code
Earthquake37.7Relatively 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$59,625$63,603$78,538
Income per person$33,477$34,859$43,289
Poverty rate8.7%15.3%12.4%
Median home value$162,500$185,900$303,400
Median gross rent$980$1,348
Homeownership64.3%65.8%65%
Bachelor's degree or higher29.6%27.8%35%
Unemployment rate2%4.9%5.2%
Works from home5.4%8.5%13.5%
Born outside the US0%6.3%13.9%
Median age39.236.938.7
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 stationCHEYENNE 6SW MESONET, OK US19 km away
Rain in a year27 in

Average high and low by month

January49.5°F / 27.5°F0.89 in rain
February53.5°F / 30.2°F0.85 in rain
March63.1°F / 38.2°F1.7 in rain
April70.6°F / 46.9°F2.91 in rain
May79.4°F / 56.7°F3.97 in rain
June87.7°F / 65.6°F3.45 in rain
July94.1°F / 69.7°F2.62 in rain
August91°F / 68.1°F3.06 in rain
September83.6°F / 60.7°F2.42 in rain
October72.6°F / 48.8°F2.64 in rain
November60°F / 37.8°F1.27 in rain
December50°F / 29.4°F1.05 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 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 2 school districts, so the address decides which one, not the ZIP code.

Sweetwater Public Schools98.6% of this ZIP code's land area
Reydon Public Schools1.4% 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 vulnerability67more vulnerable than 67% of US census tracts
Socioeconomic status62more vulnerable than 62% of US census tracts
Household characteristics86more vulnerable than 86% of US census tracts
Racial and ethnic minority status29more vulnerable than 29% of US census tracts
Housing type and transport58more vulnerable than 58% of US census tracts
Walkability7 out of 20Below average
Nearby ZIP codes

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

73660 Reydon, OK23.3 km away
73645 Erick, OK24.7 km away
79003 Allison, TX25.2 km away
73668 Texola, OK27.2 km away
73628 Cheyenne, OK27.2 km away
73662 Sayre, OK28.3 km away
79011 Briscoe, TX28.6 km away
79096 Wheeler, TX32.3 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.

Roger Mills County53.2% of this ZIP code's land area
Beckham County46.8% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area138.54 sq mi
Water area0.1 sq mi
Population density2 people per sq mi
Latitude, longitude35.4488, -99.9006

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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