Highway Designation File

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


Certified Mileage (Open to Traffic)
86.312 2010

STATE HIGHWAY NO. 80

Minute Order 016701, dated 09/26/1939

From Wimberley via San Marcos, Martindale, Luling, Nixon, and Karnes City westward to the Atascosa/Karnes County Line on the Karnes City/Campbellton Road.  General redescription of Highway System.



Minute Order 017080, dated 02/20/1940

From Wimberley via San Marcos, Martindale, Luling, and Nixon to Karnes City.  Cancellation section Karnes City to Atascosa/Karnes Co line.



Minute Order 019247, dated 03/26/1942

From San Marcos via Martindale, Luling, and Nixon to Karnes City. Cancellation section Wimberley to San Marcos.



Adm. Auth., dated 12/04/1952

From San Marcos via Martindale, Luling and Nixon to US 181 southeast of Karnes City.  Extended over section of old route of US 181.



Minute Order 090522, dated 06/21/1990; Adm. Ltr. 001-1991, dated 01/14/1991

From San Marcos southeastward and southward via Martindale, Luling, and Nixon to junction of BU 181-D and BU 181-E in Karnes City, a distance of approximately 84.0 miles.  (Hays, Caldwell, Guadalupe, Gonzales, Wilson, and Karnes Counties)  New description; section of approximately 1.4 miles from junction of SH 80 and BU 181-D in Karnes City southward to south of US 181 Karnes City transferred to BU 181-E.


Minute Order 112297, dated 06/24/2010

From RM 12 northwest of San Marcos southeastward and southward via Martindale, Luling, and Nixon to junction of BU 181-D and BU 181-E in Karnes City, a distance of approximately 88.5 miles. (Hays, Caldwell, Guadalupe, Gonzales, Wilson, and Kames Counties) A section of RM 12 redesignated as SH 80.