Florida · Census place 1209700

Callahan, Florida

Callahan is a town in Nassau County, Florida with an estimated 1,785 residents on July 1, 2024. It is the 301st largest of 333 incorporated places of 1,000+ people in the state.

Population 2024: 1,785; #301 of 333 in Florida
Change since 2020: +16.1%; +248 people
Land area: 1.8 sq mi
Density: 986 / sq mi; State median 2,498

Orange pin: Callahan. Shaded: its county. Dark pin: Tallahassee.

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Callahan population, 2020 to 2024

Callahan added 248 residents from July 2020 to July 2024, a change of +16.1%. In the latest year it moved by -11.

July 1 estimates. The April 2020 estimates base was 1,524. The axis starts above zero so yearly changes are visible.

Callahan covers 1.81 square miles of land, for 986 people per square mile of land. The median Florida place of 5,000+ has 2,498, so Callahan is less dense than the typical town.

What county Callahan is in

All of Callahan's residents live in Nassau County, which had 104,376 residents in 2024. Callahan holds 1.7% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Callahan

1 ZIP Code Tabulation Area (ZCTA) overlaps Callahan by at least 10% of the ZCTA's or the town's land: 32011. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a town that annexed land after 2020 may reach into ZIP codes not listed here.

Where Callahan is

The Census internal point of Callahan is at 30.565400, -81.831900. Tallahassee, the capital, is 146.1 miles W in a straight line. The nearest larger place is Hilliard, FL (3,077 people), 9.9 miles away. The nearest city of 100,000 or more is Jacksonville, FL, 18.8 miles away.

Internal point

Decimal: 30.565400, -81.831900
DMS: 30°33'55.44"N 81°49'54.84"W
UTM: 17N 420222.5E 3381733.5N
Geohash: djmvcu7b6
Plus code: 862WH589+56

Daylight in Callahan

At 30.57° N, Callahan gets about 14 h 08 min of daylight around the June solstice and 10 h 10 min around the December solstice, a swing of 3 h 57 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Callahan

The eight nearest incorporated places of 1,000+ in Florida, measured between internal points. The closest is Hilliard, 9.9 miles away, with 3,077 people.

Questions people ask

What is the population of Callahan, FL?

1,785 on July 1, 2024, in the Census Vintage 2024 estimates. That is up 248 (16.1%) from 1,537 in July 2020.

What county is Callahan in?

Nassau County. All of its residents live in that county.

What ZIP codes cover Callahan?

1 ZIP Code Tabulation Area overlaps it by at least 10% of either area: 32011.

How far is Callahan from Tallahassee?

146.1 miles (235.1 km) in a straight line, heading W from Callahan.

What is the nearest larger city to Callahan?

Hilliard, FL, with 3,077 residents, 9.9 miles away between internal points.

Sources and data as of

Data as of: Census Vintage 2024 subcounty estimates (July 1, 2024), 2024 Gazetteer places, 2020 ZCTA to place relationship file.

How every number is computed: methodology. Spotted a wrong figure? Report an error.