When was Callahan County founded?

Callahan County was founded in 1858, formed from Coryell County and Bosque County, and named after James Hughes Callahan.

What is the county seat of Callahan County?

The county seat of Callahan County is Baird.

Is there an online parcel map for Callahan County?

Yes. Callahan County publishes a parcel map of 12,732 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.

Has Callahan County's boundary or name changed?

Callahan County was created in 1858 from Coryell County and Bosque County. Since then the Atlas of Historical County Boundaries records 5 later changes, chiefly involving Comanche County, Eastland County and Palo Pinto County.

Is my lot in a flood zone?

We do not have flood maps for Callahan County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.

County · code 48059

Callahan CountyTexas

Callahan County is a county in Texas with its seat in Baird, formed in 1858.

Founded1858
County seatBaird
Named forJames Hughes Callahan
Land area899 sq mi + 1.9 sq mi water
Population13,708 2020 Census
Parcels mapped12,732 checked 15 October 2026

Open the free map Click any parcel in Callahan County: acreage, parcel id, address and who publishes the map. No sign-in.

Updated 19 October 2026

Census outline · seat marked

History

Formed in 1858 from Coryell County and Bosque County

An old deed may name a county that no longer exists, or a boundary that has since moved.

Callahan County was formed in 1858 from Coryell County and Bosque County, and named after James Hughes Callahan. Baird is the county seat.

Deeds and plats from before 1858 for land now in Callahan County may have been recorded in Coryell County and Bosque County.

Boundary changes from the Newberry Library, Atlas of Historical County Boundaries.

1858
Callahan County created Callahan created from Bexar Land District, Travis Land District, Non-County Area 17 attached to Coryell, and Non-County Area 22 attached to Bosque; Callahan not fully organized.
from Coryell from Bosque
1 February 1858 · Texas Laws 1857, 7th leg., ch. 75, sec. 13/p. 89
1860
Changed Callahan attached to Comanche "for all judicial purposes."
Comanche
14 February 1860 · Texas Laws 1859, 8th leg., reg. sess., gen., ch. 87, sec. 3/p. 120
1870
Changed Callahan detached from Comanche, attached to Palo Pinto "for judicial purposes."
Comanche Palo Pinto
10 August 1870 · Texas Laws 1870, 12th leg., called sess., ch. 40, sec. 14/p. 54
1875
Changed Callahan detached from Palo Pinto, attached to Shackelford "for judicial purposes."
Palo Pinto Shackelford
1 April 1875 · Texas Laws 1875, 14th leg., 2d sess., ch. 47, sec. 1/p. 59
1876
Changed Callahan detached from Shackelford, attached to Eastland "for judicial purposes."
Shackelford Eastland
15 August 1876 · Texas Laws 1876, 15th leg., ch. 88/p. 134
1877
Changed Callahan fully organized, detached from Eastland.
Eastland
3 July 1877 · "Callahan County," New Handbook of Texas, 1:906

Land and parcels

What the maps cover in Callahan

Who publishes each layer, how good it is, and when we last checked.

Parcels Good enough

Lot lines and tax-map numbers for 12,732 parcels from Callahan County. Drawn for tax purposes: usually within a few feet of a survey, but not a survey.
edited 15 October 2026 · checked 15 October 2026
Address points Official

One point per address, 9,792 in all from Texas Geographic Information Office (TxGIO, formerly TNRIS), a division of the Texas Water Development Board; StratMap program.
checked 14 October 2026
Buildings Reference

Roof outlines traced from aerial imagery from FEMA Response Geospatial Office with Oak Ridge National Laboratory (ORNL). Good for seeing what is on a lot; not accurate enough to set a fence from.
checked 18 October 2026

Official: from the office that keeps the record
Good enough: a reliable statewide or national copy
Fallback: a guide only; check the official record
Missing: nothing public found yet

People and land

Callahan by the Census

Population

13,708 2020 Census count

Housing units

6,487 2020 Census count

Land area

899 square miles

Water area

1.9 square miles

People per sq mi

15 population ÷ land area

Source: US Census Bureau, 2020 Census; US Census Bureau, 2020 Gazetteer Files. Not endorsed or certified by the Census Bureau.

Rules and offices

Callahan County's official site

We have found the county's site but not its offices yet; start there.

County government

County government
The official website of Callahan County.
callahancounty.org

See your own lot on these maps

Open Callahan County on Parcel Chart's free map and click your parcel. Save it with a free account; the full record of your place (site map, projects, documents) is Pro, in early access.

Open the free map no sign-in Pro early access

Questions

Common questions about Callahan County

When was Callahan County founded?: Callahan County was founded in 1858, formed from Coryell County and Bosque County, and named after James Hughes Callahan.
What is the county seat of Callahan County?: The county seat of Callahan County is Baird.
Is there an online parcel map for Callahan County?: Yes. Callahan County publishes a parcel map of 12,732 parcels, rated good enough here. You can click any parcel on it in Parcel Chart's free map, no sign-in needed.
Has Callahan County's boundary or name changed?: Callahan County was created in 1858 from Coryell County and Bosque County. Since then the Atlas of Historical County Boundaries records 5 later changes, chiefly involving Comanche County, Eastland County and Palo Pinto County.
Is my lot in a flood zone?: We do not have flood maps for Callahan County yet. Look up the address on FEMA's Flood Map Service Center, which shows the effective flood map for any lot.

Nearby