Question: According to the 2010 census, what is the population of the census-designated place where  Heckscher State Parkway crosses New York State Route 27?
Sentence (from "Heckscher State Parkway"): It proceeds east as a six-lane parkway through Brentwood and Central Islip, loosely paralleling New York State Route 27 (NY 27).
Relevant evidence: No