The Delaware River Joint Toll Bridge Commission tracks traffic volumes in both directions at its 18 vehicular bridges.  The traffic counts enable the agency to make data-driven decisions related to budgeting, maintenance, and long-term capital improvements.

Annual Average Daily Traffic

Toll Bridges 2021 Toll adjustment at eight toll bridges begins April 11 2022 2023 2024 2025
Milford-Montague (Rt. 206) 7,300 7,000 Milford-Montague Toll Bridge Repaving Project began in September.  Temporary traffic signal installed on NJ approach for alternating single-lane travel begininng Oct. 24. Dingman Ferry Bridge closed Sept. 7-30. 7,000 Milford-Montague Toll Bridge Repaving Project had temporary single alternating single-lane travel through July 5, 2023. Dingman’s Ferry Bridge closed Sept. 11-15.  6,900 6,800
Delaware Water Gap (1-80) 49,300 49,800 Portion of PA Route 611 closed indefinitely between Portland, PA and Delaware Water Gap, PA. following rockfall starting Dec. 6 53,300 Portion of PA Route 611 between Portland, PA. and Delaware Water Gap, PA. closed for entire year due to Dec. 6, 2022 rockfall. 53,300 Portion of PA Route 611 between Portland, PA. and Delaware Water Gap, PA. closed until November 5, 2024 due to Dec. 6, 2022 rockfall. Affected road segment reopened with alternating single-lane travel controlled by portable traffic signals. 49,800 Due to 2022 rockfall, portion of PA Route 611 between Portland, PA. and Delaware Water Gap, PA. restricted to alternating single-lane travel controlled by portable traffic signals until further notice. Between December 2024 and March 2025, multiple sink holes along I-80 corridor near Wharton, N.J. I-80 shut down both directions March 19, 2025, Reopened all lanes in both directions June 21, 2025.
Portland-Columbia 6,800 7,100 Portion of PA Route 611 closed indefinitely between Portland, PA and Delaware Water Gap, PA. following rockfall starting Dec. 6. Part of Riverton Road in Upper Mount Bethel, PA. closed March 3 through Dec. 12 7,900 Portion of PA Route 611 between Portland, PA. and Delaware Water Gap, PA. closed for entire year due to Dec. 6, 2022 rockfall. 7,600 Portion of PA Route 611 between Portland, PA. and Delaware Water Gap, PA. closed until November 5, 2024  due to Dec. 6, 2022 rockfall. Affected road segment reopened with alternating single-lane travel controlled by portable traffic signals. 6,800 Due to 2022 rockfall, portion of PA Route 611 between Portland, PA. and Delaware Water Gap, PA. restricted to alternating single-lane travel controlled by portable traffic signals until further notice. Between December 2024 and March 2025, multiple sink holes along I-80 corridor near Wharton, N.J. I-80 shut down both directions March 19, 2025, Reopened all lanes in both directions June 21, 2025.
Easton-Phillipsburg (Rt. 22) 33,300 34,700 Uninterrupted lane closure initiated in March for rehabilitation project at nearby Northampton Street Toll Supported Bridge — the “free bridge.”  Switched to limited daytime weekday lane closures Nov. 7 34,200 34,100 34.400
I-78 62,800 63,500 63,700 64,900 Various daytime and overnight lane closures for I-78 Toll Bridge New Jersey Roadway Rehabilitation and Power & Communications Infrastructure Upgrades Project April to December 2024. 66,000 Various daytime and overnight lane closures for I-78 Toll Bridge New Jersey Roadway Rehabilitation and Power & Communications Infrastructure Upgrades Project until July 16, 2025.
New Hope-Lambertville (Rt. 202) 10,000 10,700 11,100 13,800 New Hope-Lambertville Toll-Supported Bridge one mile south closed to New Jersey bound-detour traffic late January through December for 2024 bridge rehabilitation project. Uninterrupted signed detour via northbound direction at New Hope-Lamabertville (Route 2020Toll Bridge. 10,100   New Hope-Lambertville Toll-Supported Bridge one mile south closed to New Jersey bound- traffic until Feb. 17, 2025; full shutdown of that bridge from Jan. 13 to Jan. 23, when PA-bound lane reopened; that bridge reopened to two-way traffic Feb. 14.   Construction and travel restrictions for New Hope-Lambertville Toll Bridge All-Electronic Tolling (AET) Conversion & PA Abutment Backwall Replacement Project began June 18. Northbound traffic counter removed July 7, resulting in estimating of some of the year’s northbound traffic.
Scudder Falls Toll Bridge (I-295) 34,300 Scudder Falls Bridge Replacement Project construction began in May 2017. Attained “substantial completion” Dec. 17 40,100 Scudder Falls Bridge Replacement Project construction reached “substantial completion” Dec. 17, 2021. Only short-term travel restrictions to fully complete project in 2022 43,500 45,900 46,700
Trenton-Morrisville Trenton (Rt. 1) 52,600 53,000 53,300 52,900 Various lane and ramp closures for Trenton-Morrisville Toll Bridge Roadway Pavement and Deck Sealing Improvements Project late July 2024 through December 2024. 52,800
TOTAL – TOLL BRIDGES 256,400 265,900 273,900 279,400 273,400
Toll-Supported Bridges 2021 2022 2023 2024 2025
Riverton-Belvidere 4,800 4,100 Part of Riverton Road in Upper Mount Bethel closed March 3 to Dec. 12. 4,100 Traffic counter reconfigured Dec. 4. December data extrapolated from Dec. 2022 and increased 2-percent. Counter to be moved in early 2024. 4,100 4,200
Northampton Street (“free bridge”) 16,500 14,600 Uninteruppted single-lane closure for rehabilitation starting in March and ending early November.  Only limited daytime weekday lane clorsures starting Nov. 7 to winter holiday period 16,600 Lane closures until June 15. 17,800 17,900
Riegelsville 3,100 3,100 3,100 2,900 3,000
Upper Black Eddy Milford 3,400 3,400 3,500 Traffic sensor issue. December 2023 data extrapolated from December 2022 and increased 2-percent. 3,900 December 2023 traffic counts were inaccurate due to counter undercounting vehicles. Increase from Dec. 2023 to Dec. 2024 was due to recalibration, reconfiguration, and repositioning of the counter between June 13, 2024 and June 26, 2024, which has yielded more-accurate data to date. Hunterdon County (NJ) Route 619 bridge closed between Frenchtown and Milford Aug. 1, 2024 to Dec. 30, 2024. 4,600 Traffic volume appears correct. However, based on bridge’s geometry, the location of the traffic sensor and driving habits of motorists, the Commission will continue to monitor traffic counting at this location. Also, 2025 traffic total was affected by PA-bound detour that began Feb. 20 at Uhlerstown-Frenchtown Bridge, 3.3 miles downstream. Weekends-only two-way traffic resumed at Uhlerstown-Frenchtown Bridge Oct. 18. On Oct. 29, Uhlerstown-Frenchtown returned to 24/7 two-way traffic, with intermittent weekday detours.   
Uhlerstown Frenchtown 4,500 4,500 4,200 4,800 December 2023 traffic counts were inaccurate due to counter undercounting vehicles. Increase from Dec. 2023 to Dec. 2024 was due to recalibration, reconfiguration, and repositioning of the counter between June 13, 2024 and June 26, 2024, which has yielded more-accurate data to date. Hunterdon County (NJ) Route 619 bridge closed between Frenchtown and Milford Aug. 1, 2024 to Dec. 30, 2024. 2,700 2025 traffic total was affected by a comprehensive bridge rehabilitation project for much of the year. PA-bound detour via Upper Black Eddy-Milford Bridge 3.3 milles upstream  began Feb. 20. Weekends-only two-way traffic resumed at Uhlerstown-Frenchtown Bridge Oct. 18. On Oct. 29, Uhlerstown-Frenchtown returned to 24/7 two-way traffic, with intermittent weekday detours to end of the year.
Centre Bridge-Stockton 4,300 PA Route 263 (Upper York Road) closed due to Tropical Storm Ida damage Sept. 1 3,900 PA Route 263 (Upper York Road) closed due to Tropical Storm Ida damage; reopened Sept. 27  

4,100 Traffic counter reconfigured Dec. 5.

 4,600 5,100
New Hope-Lambertville 12,200 12,400 12,200 6,000 New Hope-Lambertville Toll-Supported Bridge Rehabilitation Projected executed throughout 2024. Bridge closed 24/7 to New Jersey-bound traffic January 30, 2024 through December 31, 2024.  Uninterrupted signed eastbound detour via northbound direction at New Hope-Lamabertville (Route 202) Toll Bridge. 8,500   2024 rehabilitation project carried over into 2025 because of a deteriorated pin connection on the bridge. The bridge was shut down to all vehicular traffic for unprecedented pin-replacement work Jan. 13 to Jan. 23, when PA-bound travel resumed. Bridge remained closed to NJ-bound traffic until Feb. 14.  Bridge’s traffic counter was reconfigured for two-way traffic on March 3. Bridge traffic further affected by construction and travel restrictions for New Hope-Lambertville Toll Bridge All-Electronic Tolling (AET) Conversion & PA Abutment Backwall Replacement Project, which began June 18, 2025 at toll bridge one mile upstream.
Washington Crossing 6,400 7,000 7,200 Traffic counter relocated to Pennsylvania side Nov. 20. 6,600 6,500
Calhoun Street 15,200 15,500 13,600 Traffic counter recalibrated June 14 & 15 and July 14. NJ Route 29 construction may affect counts. 16,900 Significant eastbound (NJ-bound) increases due to several counter recalibrations throughout the year. NJ Route 29 construction activities (both directions) and ramp closures/detours for Trenton-Morrisville Toll Bridge Roadway Paving & Deck Sealing Improvements Project also might have affected 2024 counts. 17,800 Traffic counts continue to be monitored monthly after counter was recalibrated several times in 2024.
Lower Trenton (“Trenton Makes”) 16,100 16,600 17,800 18,000 Lane closures and ramp closures/detours for Trenton-Morrisville Toll Bridge Roadway Paving & Deck Sealing Improvements Project occured late July through December 2024. 17,500
TOTAL – TOLL-SUPPORTED BRIDGES 86,500 85,100 86,400 85,600 87,800
TOTAL COMMISSION-WIDE
ANNUAL AVERAGE DAILY TRAFFIC		 342,900 351,000 360,300 365,000 361,200
TOTAL COMMISSION-WIDE YEARLY TRAFFIC 125.2 M 128.1 M 131.5 M 133.6 M 131.9 M