Calvin has fewer than 1,000 residents. At that size one or two incidents swing the numbers so much that a grade wouldn't be fair, so we show the counts instead.

Violent0

Property0

Reported in 20250

FBI crime data, 2025 · crimes reported to policeCrime & safety →

Work & commute in Calvin

Full picture →

Most working residents leave Calvin for work: only 1% work in town. The top destinations are Oklahoma City (18%), McAlester (12%) and Ada (10%). Half commute less than 31 miles.

Oklahoma City

18%

McAlester

12%

Ada

10%

Stuart

1%Work in townlive and work in Calvin 31 miWhere do people commute?the commute map 51Jobs based herea commuter town

Census LEHD 2023 · ACSWork & commute in Calvin →

Health in Calvin

Compared with Oklahoma

≈Just like Oklahoma

No difference on any of 32 measures is outside the margin of error.

Conditions all close Habits all close Care all close Mind all close Everyday needs all close

BetterToo close to callWorse

What stands out

Nothing stands out: Calvin tracks Oklahoma closely.

Care nearby

Holdenville General HospitalHoldenville · 11.2 mi · ER · rural critical access

Central Oklahoma Family Medical Center - HoldenvilleHoldenville · 11.3 mi · sliding-scale fees

Primary careShortage · county-wide

DentalShortage · county-wide

Mental healthShortage · county-wide

CDC PLACES 2025 · modeled estimates for adults · CDC's estimate for Calvin · CMS · HRSAHealth in Calvin →

Natural hazards in Calvin

Very high

Expected storm and flood damage is higher than in 88% of U.S. communities.

🌊 Inland flooding🧊 Hail🌪️ Tornadoes

0Does Calvin flood?no paid flood claims on record 5Disasters that paid out herefederal disasters sent FEMA money to Calvin

FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Calvin →

Climate in Calvin

Full climate →

Calvin has mild winters and hot summers. A typical July afternoon reaches 94°, a January night drops to 28°, and about 2 inches of snow falls in a normal winter.

54° / 31°Winter

73° / 49°Spring

92° / 69°Summer

74° / 50°Fall

How much snow does Calvin get?About 2 inches a winter.Rain & snow →When is the first frost?Around Oct 31, with the last in spring around Apr 6.Frost dates →Is it warmer than it used to be?+0.3° vs. the 20th century.Then & now →

NOAA U.S. Climate Normals, 1991–2020Climate in Calvin →

Schools in Calvin

All Calvin schools →

A⁻

School Grade A-

The public schools Calvin’s kids attend outperform 84% of Oklahoma’s districts on state tests. Among towns with similar incomes, they rank near the top.

DistrictCALVINSchools2

Calvin Es B+Elementary · Grades PK–8 · 126 students Calvin HS A+High · Grades 9–12 · 42 students

School data from the U.S. Department of Education (NCES, EDFacts). The School Grade is our own summary of state test results, graded within OK. Ratings are from neighbors.