Babylon-Northport Expressway, Deer Park Avenue, Deer Park Road
Northbound Views
The Babylon-Northport Expressway begins at Montauk Highway (NY 27A) and runs north. There is a pair of exits for Sunrise Highway (NY 27). They are the only exits when travelling in this direction.
Photos taken October 2015.
North of Sunrise Highway (NY 27), the speed limit drops to 40 MPH. There are a few traffic lights at the northern end of the expressway.
Photos taken October 2015.
The Babylon-Northport Expressway ends here at this traffic light. Deer Park Avenue (CR 34) merges in from the left. CR 34 ends here, and NY 231 continues straight ahead along Deer Park Avenue.
Photos taken October 2015.
There is an interchange with the Southern Parkway.
Photos taken 2020-2021.
North of the parkway, Deer Park Avenue narrows down to two lanes in each direction.
Photos taken June 2021.
Commack Road (CR 4) begins on the right at a traffic light.
Photos taken June 2021.
Deer Park Avenue runs north as a four-lane divided highway.
Photos taken June 2021.
Deer Park Avenue passes under the Main Line of the Long Island Rail Road. Immediately thereafter, Long Island Avenue begins on the right at a traffic light.
Photos taken June 2021.
Deer Park Avenue continues north through Deer Park.
Photos taken June 2021.
Welcome to the Town of Huntington and to Dix Hills! Deer Park Avenue becomes Deer Park Road at the town line.
Photos taken June 2021.
There is an interchange with the Long Island Expressway (I-495).
Photos taken June 2021.
Deer Park Road continues north through Dix Hills.
Photos taken June 2021.
There is a traffic light at the Vanderbilt Parkway (CR 67). Turn right to go east or left to go west.
Photos taken June 2021.
Deer Park Road continues north for a short distance.
Photos taken June 2021.
There is an interchange with the Northern Parkway.
Photos taken June 2021.
NY 231 ends as the roadway splits at a traffic light. Turn left to stay on Deer Park Road, which is designated CR 35 beyond this point. Continue around the curve to the right for East Deer Park Road (CR 66).
Photos taken June 2021.

Copyright © 2003-2021 by David Golub. All rights reserved. The author would like to thank William Roll for contributing photographs and LC for contributing documents to this web site. You may not reproduce any text or photographs on this web site without express permission from the author. Hotlinking of images from this site is strictly prohibited. Route symbols based on graphics from Central PA/MD Roads and Wikipedia. Map icons by MapGlyphs.com.