MEASURE / NYC An ever-changing New York, in its own data.

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4 White Plains Rd

6.26 mph baseline, weighted so busier routes count more (the pre-plan year)
5.87 mph on the corridor's own segments (segment-clipped baseline)
+2.2% July 2026 vs July 2025 (6.31 to 6.45 mph). Pre-plan months on these routes swung −5.5% to +2.1%. Too soon to call.
23 of 50 by baseline speed (1 = slowest)
4,038 weekday riders
the Bronx borough

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Routes on this corridor

RouteBaseline mph Riders/dayFull-run time (derived) Trend
BX39 6.26 4,038 85.0 min full run

Full-run time is derived: route length divided by average speed. Rider counts are fare-paid boardings, weekdays 7am–7pm, on tracked local routes. The plan's own rider figures count all riders, all day, so they run higher.

What the plan says happens here

How this corridor was mapped to routes

The Bx39 is the White Plains Road trunk. The Bx36 crosses for about half a mile and is excluded, consistent with how other partial overlaps are handled. (Verified July 11, 2026; corrections welcome.)