Old Calhoun County Courthouse

{{Use mdy dates|date=March 2025}}

{{Infobox NRHP

| name = Old Calhoun County Courthouse

| image = Blountstown FL old crths01.JPG

| caption =

| location = Blountstown, Florida, US

| coordinates = {{coord|30|26|35.65|N|85|2|35.39|W|display=inline,title}}

| locmapin = Florida#USA

| mapframe = yes

| mapframe-marker = building

| mapframe-zoom = 12

| mapframe-caption = Interactive map showing the location of Old Calhoun County Courthouse

| area =

| architect = Benjamin Bosworth Smith and Frank Lockwood, both from Montgomery, Alabama

| architecture = Romanesque Revival

| built = 1904

| added = October 16, 1980

| refnum = 80000943{{NRISref|version=2010a}}

| visitation_num =

| visitation_year =

| governing_body =

}}

The Old Calhoun County Courthouse built in 1904 is an historic building located at 314 East Central Avenue in Blountstown, Florida. On October 16, 1980, it was added to the U.S. National Register of Historic Places.

In 1989, the Old Calhoun County Courthouse was listed in A Guide to Florida's Historic Architecture, published by the University of Florida Press. The listing calls it: "one of two Romanesque Revival courthouses extant in Florida."A Guide to Florida's Historic Architecture, 1989, Gainesville: University of Florida Press, p. 23, {{ISBN|0-8130-0941-3}}