Interstate 287 East - Cross Westchester Expressway

Interstate 287 branches east from I-87 (New York State Thruway) an enters the village of Elmsford. A distributor roadway (Exits 8/8 A) parallels the Cross Westchester Expressway mainline to NY 119 (Main Street) and the Saw Mill River Parkway northbound.
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NY 119 travels east from Tarrytown into Elmsford at Interstate 287. The Saw Mill River Parkway continues north from Hastings-on-Hudson to the Taconic State Parkway at Hawthorne.
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The Cross Westchester Expressway arcs southeast across Elmsford between Interstate 87 and the Sprain Brook Parkway at Exit 3.
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Exit 3 connects with the Sprain Brook Parkway southbound for Yonkers and New York City. There is no access onto the Sprain Brook Parkway northbound to Hawthorne. That movement is accomplished by using the Saw Mill River Parkway north at Exit 1
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The diamond interchange at Exit 4 joins I-287 with New York Route 100A (Knollwood Road) between Elmsford and Fairview.
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Knollwood Road extends north from West Hartsdale Avenue to the Knollwood Country Club and the campus of SUNY Westminster Community College.
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South from Exit 10, New York Route 100A travels to Hartsdale and Scarsdale.
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Two lanes leave Interstate 287 eastbound at Exit 5 for NY 100/119 (Tarrytown Road) east to the city of White Plains.
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New York Route 100 leads southwest from White Plains via Central Park Avenue to Hartsdale, Yonkers and Interstate 87 at Exit 5.
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New York Route 119 east continues from Tarrytown Road onto the one-way couplet of Main Street and Hamilton Avenue in Downtown White Plains.
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The entrance ramp from NY 100/119 west forms an auxiliary lane along I-287 east to Exit 6 for NY 22 (Broadway). A parclo interchange links I-287 with NY 22 (Broadway) at Orchard Street in White Plains.
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NY 22 runs south through Downtown White Plains via Broadway and Post Road. North from Exit 6, NY 22 continues along Broadway to the Bronx River Parkway at North White Plains and Valhalla.
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The connector at Exit 8 W links with Bloomingdale Road adjacent to Westchester Avenue in White Plains Exit 8 E follows onto Westchester Avenue at the north end of NY 127 (North Avenue).
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Exit 8 W ties into Bloomingdale Road across from Westchester Mall Place at The Westchester retail center.
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New York Route 127 travels south from Westchester Avenue and I-287 to south White Plains, Harrison and U.S. 1 at Mamaroneck.
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Exit 8 W to Westchester Avenue via Bloomingdale Road north provides an alternate route west to NY 22 (Broadway). Exit 8 E joins Westchester Avenue eastbound directly.
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White Plains Avenue extends north from NY 127 (North Street) and Westchester Avenue to East White Plains. Eastward from White Plains Avenue, Westchester Avenue forms the frontage road system of the Cross Westchester Expressway to Exit 10 at Rye Brook.
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Continuing eastward, I-287 next meets the south end of Interstate 684 at Exit 9 A. I-684 travels between Purchase and Interstate 84 at Brewster.
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A directional T interchange connects I-287 with Interstate 684 at Exit 9 A.
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Exit 9 A also provides the option to access Westchester Avenue eastbound for Rosedale and Harrison.
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I-684 north heads to Brewster and I-84 west of Danbury, Connecticut. The south end of I-684 separates into a western branch tieing into the Cross Westchester Expressway at Exit 9 A and an eastern branch joining the Hutchinson River Parkway.
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Known as 'The Hutch' by locals, the Hutchinson River Parkway heads south from I-684 through Harrison, Scarsdale, and New Rochelle to New York City and Interstate 678 to the Whitestone Bridge over the East River.
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A slip ramp departs I-287 eastbound onto adjacent Westchester Avenue leading into the cloverleaf interchange with the Hutchinson River Parkway.
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The Hutchinson River Parkway continues three miles northeast to the Connecticut state line and transition to the Merritt Parkway. The Merritt Parkway (Connecticut Route 15) parallels I-95 anywhere between three to five miles to the north between the New York state line and New Haven.
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Exit 10 departs from I-287 east next for NY 120 (Purchase Street) and NY 120A for the continuation of Westchester Avenue east to Port Chester.
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Upon crossing the state line, the Hutchinson River Parkway becomes Route 15. The state route comprises all of the Merritt Parkway between Glenville and Milford. The Merritt Parkway is a limited access facility with an exit system that continues the numbering from the Hutchinson River Parkway.
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NY 120 (Purchase Street) runs north to Purchase and Westchester County Airport (HPN) and Purchase. The state route partitions into a couplet along the frontage road system for I-287 at Exit 10.
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Interstate 287 east ends in 1.5 miles at I-95 in the city of Rye.
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Exit 11 links I-287 east with U.S. 1 (Boston Post Road), which parallels Interstate 95 through Port Chester, Rye, Mamaroneck, Larchmont, and New Rochelle in Westchester County.
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The Cross Westchester Expressway defaults onto I-95 northbound for Stamford, Bridgeport, and New Haven, Connecticut. Interstate 95 follows the Governor Lodge / Connecticut Turnpike across southern Connecticut between the New York state line nearby and I-395 near New London.
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Exit 11 leaves Interstate 287 for U.S. 1 (Boston Post Road) at the High Street overpass. U.S. 1 south crosses I-95 nearby to central Rye. Northeast of Exit 11, U.S. 1 follows Main Street through Downtown Port Chester to Putnam Avenue at Greenwich, Connecticut.
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An end shield for Interstate 287 precedes Exit 11 to U.S. 1.
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Traffic on I-287 eastbound partitions between ramps at Exit 1 to U.S. 1, I-95 (New England Thruway) south to New York, and I-95 (Connecticut Turnpike) north to New Haven. I-95 is toll free from Exit 18 A on the New England Thruway and the New Hampshire Turnpike.
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A trumpet interchange joins I-287 east with Interstate 95 south adjacent to Exit 11. A wye interchange follows with I-95 north to Greenwich, Stamford, and Norwalk.
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