Highway Designation File

Transportation Planning and Programming Division
Current Description-Effective Date-Authority


Certified Mileage (Open to Traffic)
12.714 2010

FARM TO MARKET ROAD NO. 1581

Minute Order 027822, dated 12/29/1949

From FM 1465 in Pearsall southwestward on Oil Field Road, a distance of approximately 6.9 miles. (Frio County)  New Designation



Minute Order 033250, dated 12/17/1952

From FM 1465 in Pearsall southwestward across the Frio River, a distance of approximately 7.9 miles. (Frio County)  Extended approximately 0.4 mile southward across  the Frio River.



Minute Order 046908, dated 11/24/1959, Adm. Cir. 221-1959, dated 12/15/1959

From FM 140 in Pearsall, southwestward to FM 117 at Divot, a distance of approximately 13.9 miles. (Frio County)   Point of beginning redescribed due to redesignation of FM 1465 as FM 140 and extended southwestward approximately 6.1 miles to FM 117.