Boyce Rd, off Washington Pike

Take 79 to Bridgeville exit.

Turn right off the ramp to Bridgeville.

Stay in right lane and make right at Exxon Station

(Washington Pike).

Continue on Washington Pike (past McDonalds)

approximately 2-3 miles to top of hill.

Turn left on to Boyce Road.

Make first left on to Lawnshadow (maybe 2/10 of a mile).

Make first right about 200 feet (I think it is Greenwood).

Approx 500 feet turn right into Fairview Park.

There is also a map on the SFAA website:
http://www.homestead.com/sfbaseball