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Sweetwater town, OK

ZIP Code 73666 — Sweetwater town, OK Demographics & Data

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Working ClassLow Snow Area

Map, Quick Facts & Location

Quick Facts

Local time
Population
345
Median Income
$59,625
-21% vs US avg
Home Value
$162,500
-53% vs US avg
Median Rent
N/A
Median Age
39.2 yrs
+1% vs US avg
Area Code
Congress
Top Ancestry
IrishGermanEnglish
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Location
Coordinates
35.4730, -99.9202
Elevation
2,277 ft
Land Area
75.6 sq mi
Water Area
0.1 sq mi (0% water)

At a glance

Population
345
Density
N/A
Median income
$59,625
-21% vs US avg
Home value
$162,500
-53% vs US avg
Median rent
N/A
Timezone

Overview of ZIP Code 73666

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What to know about ZIP 73666

ZIP code 73666 covers Sweetwater, OK in Roger Mills County with a population of about 345.

At a glance, the area shows median age of 39.2 (near the U.S. median).

It sits in telephone area code 580; U.S. House district OK-3; the OKLAHOMA CITY media market.

Income and economy in Sweetwater, OK

Median household income in ZIP 73666 is about $59,625 — about 21% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 8.7%; unemployment rate near 2.0%; 29.6% of adults with a bachelor’s degree or higher (about 4.1 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Education, Public administration, and Agriculture; about 5.4% of workers reporting work-from-home (about 9.8 points below the U.S. share (15.2%)); a mean commute of about 140.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 73666

Median home value is about $162,500 — about 53% below the U.S. median home value ($348,079).

Housing tenure and rents show owner-occupancy near 64.3% (about 1.1 points below the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 73666 in Sweetwater, OK, a household would need roughly $45,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $1,044. That sits below the local median household income ($59,625), suggesting the typical household income is closer to a workable buy-in level under these assumptions. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate risk and migration signals

FEMA’s National Risk Index rates natural-hazard risk for Sweetwater town, OK as Very Low (composite score 23.2), which is relatively lower than many U.S. communities. The strongest component scores on US5 are wildfire (89.2) and hurricane (18.0). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Sweetwater town, OK show little to no average snow and around 26.8 inches of annual precipitation.

IRS migration statistics show a net inflow of about 14 for ZIP 73666 (Sweetwater town, OK) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.

Nearby (from this ZIP)

Airport HBR (59.3 miles (95.4 km)) · Western Oklahoma State College (64.6 miles (104.0 km)) · Washita Battlefield National Historic Site (15.9 miles (25.5 km)) · VA: Altus VA Clinic (67.1 miles (108.0 km))

Full lists and map pins are in the Infrastructure section below.