Highway Designation File

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


Certified Mileage (Open to Traffic)
16.907 2010

FARM TO MARKET ROAD NO. 524

Minute Order 021215, dated 07/09/1945 (date of agreement)

From Brazoria via Sweeny to SH 35 (Brazoria County).  New Designation



Adm. Auth., dated 01/16/1953

SH 30 at Old Ocean southeastward to FM 521, a distance of approximately 9.0 miles. (Brazoria County)   Section of approximatey 6.1 miles transferred to FM 521.



Adm. Auth., dated 06/09/1958, Adm. Cir. 023-1958, dated 06/15/1958

From FM 1301 southeastward to SH 35 at Old Ocean, and from another point on SH 35 at Old Ocean, southeastward to FM 521, a total distance of approximately 16.9 miles. (Brazoria County) FM 1089 canceled and combined, adding approximately 8.1 miles. FM 1089 canceled and combined, adding approximately 8.1 miles.



Minute Order 113064, dated 3/29/2012; DesLtr 1-2012, dated 4/26/2012

From FM 1301 west of West Columbia, south and southeastward to SL 419, then concurrent with SL 419 approximately 0.75 mile to SH 35, then concurrent with SH 35 approximately 1.0 mile, then southwest and southeastward to FM 521, a total distance of approximately 19.1 miles. (Brazoria County) Route was realigned on a new location around the ConocoPhillips Company northwest of Sweeny.