Highway Designation File

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


Certified Mileage (Open to Traffic)
23.386 2010

RANCH TO MARKET ROAD NO. 1623

Minute Order 030154, dated 05/23/1951

(FM)  From US 281 in Blanco westward a distance of approximately 5.0 miles. (Blanco County)  New Designation.



Minute Order 035009, dated 10/28/1953

From US 281 in Blanco westward and northwestward a distance of approximately 10.3 miles. (Blanco County)   Extended approximately  5.2 miles northwestward.



Minute Order 036705, dated 09/29/1954, Adm. Cir., 049-1954, dated 11/15/1954

From US 281 in Blanco westward and northwestward to the Gillespie County Line, a distance of approximately 13.6 miles. (Blanco County)   Extended approximately 13.3 miles northwestward to Gillespie County Line.



Minute Order 038623, dated 08/24/1955, Adm. Cir., 039-1955, dated 10/01/1955

From US 281 in Blanco, westward and northwestward to US 290 near Stonewall a distance of approximately 20.1 miles. (Blanco and Gillespie Counties)   Extended northwestward approximately 7.0 miles from the Gillespie/Blanco County Line to US 290.



Minute Order 063058, dated 11/26/1969; Adm. Cir., 010-1970, dated 01/15/1970

(RM)  From RM 2721 southward to US 290 at Stonewall; and from another point on US 290 at Stonewall, southeastward to US 281 in Blanco, a total distance of approximately 23.5 miles. (Gillespie and Blanco Counties)  Section from US 290 northward approximately 3.5 miles to RM 2721 added.