Directions: 
From the north, take I-45 South to FM 2351 (Friendswood exit).  Take FM 2351 to Hwy 35 (Main St/Telephone Rd).  Turn left on Hwy 35.  From Pearland, take Hwy 35 south.  Take the Alvin Bypass (Business 35 veers right, Bypass stays to the left).  Turn right at the light on South Street -- there is an Eckerds on the corner.  Go all the way down South past Gordon Street like you are going to Alvin Jr. High. 

Go past Johnson Street (big intersection w/ light), and past intersection of Rosharon Rd/S. Durant.  After you pass Moller street on right, you should be able to see the park on the right.  If you get to a 4-way stop intersection (Kost Street) you went to far.

From the South, take Hwy 35 North.  Take Business 35 (S. Gordon) to W. South St.  Turn left on South.  Follow directions above.