NY 129 begins at South Riverside Avenue (NY 9A) near where it splits off from the Croton Expressway (US 9) in Croton-on-Hudson and runs north along Municipal Place. After one block, Municipal Place ends. Turn left onto Maple Street to stay on NY 129.

Photos taken August 2013.

Maple Street runs northeast through Croton-on-Hudson.

Photos taken August 2013.

Heading out of town, Maple Street becomes Grand Street.

Photos taken August 2013.

Welcome to the Town of Cortlandt!

Photos taken August 2013.

The entrance to Croton Gorge Park is to the right here.

Photo taken August 2013.

After the park, the road runs north for a short distance and then curves to the east again.

Photos taken August 2013.

There is a bridge across a section of the New Croton Reservoir.

Photos taken August 2013.

Welcome to Yorktown Heights! Here, NY 129 is called Croton Lake Road and runs along the north side of the New Croton Reservoir.

Photos taken August 2013.

Underhill Avenue (CR 131) begins on the left here. Turn left for access to the Taconic Parkway.

Photos taken August 2013.

Croton Lake Road continues east along the reservoir.

Photos taken August 2013.

Croton Lake Road passes under the Taconic Parkway, but there is no interchange.

Photo taken August 2013.

Croton Lake Road continues east for about another mile.

Photos taken August 2013.

Croton Lake Road ends here at Saw Mill River Road (NY 118). The intersection is controlled by a flasher. Continue straight ahead to go south or turn left to go north.

Photos taken August 2013.