PA 309 travels north from PA 611 (Old York Road) along the Philadelphia city line to PA 29 (Joseph W Hunter Highway) in Monroe township. The state route was formerly a part of U.S. 309, which was decommissioned in 1968.
Through southeastern Pennsylvania, PA 309 follows the Fort Washington Expressway, a limited access highway from Cheltenham township to Fort Washington, Ambler and Spring House. The state route continues north along Bethlehem Pike to Montgomeryville and Hatfield township. PA 309 upgrades to a freeway again along the Sellersville Bypass from Souderton north to Teldford, Sellersville and East Rockhill township.
North into Quakertown, PA 309 follows a commercialized stretch along West End Boulevard. The five lane arterial extends north to 3rd Street at Coopersburg. PA 309 turns northwest through Upper Saucon township to become a part of Interstate 78 south of Allentown.
The freeway along PA 309 around Allentown was incorporated into Interstate 78. I-78 was completed south of Bethlehem and Easton in 1989. PA 309 extends north from I-78 to U.S. 22 (Lehigh Valley thruway) along an older freeway bypass of Allentown to South Whithall township.
The remainder of PA 309 north to Hazleton generally constitutes a two lane highway with exceptions through North Whitehall township. The state route branches west from I-476 at Schnecksville to Pleasant Corners and U.S. 209 at Tamaqua.
Heading north into the city of Hazleton, PA 309 expands to a three or four lane boulevard to Church Street and the central business district. PA 309 parallels the Interstate 81 corridor north from there into Wilkes-Barre, where it combines with the freeway east to PA 115 and the North Cross Valley Expressway.
The North Cross Valley Expressway is an urban freeway spanning the city of Wilkes-Barre west to the boroughs of Kingston, Forty Fort, Pringle and Luzerne. PA 309 transitions onto Memorial Highway, a four lane boulevard in Courtdale. Memorial Highway leads PA 309 north to Dallas, where it shifts onto Tunkhannock Highway through Dallas township.
| PA 309 combines with Interstate 78 west at a trumpet interchange just north of Center Valley Parkway (SR 2044) in Upper Saucon township. 06/02/04 |
| PA 145 branches north from within the exchange joining PA 309 with I-78. The state route follows Pike Avenue to Fourth Street in the Mountainville section of Allentown. I-78/PA 309 combine west across the south side of Allentown. 06/02/04 |
| The south end of PA 145 (Pike Avenue) defaults onto PA 309 leading away from Interstate 78 east. Motorists bound for I-78 west are directed to U-turn at forthcoming Center Valley Parkway. 04/23/04 |
| All turn movements from PA 309 to Saucon Valley Road west and Center Valley Parkway east are directed onto an exit ramp just south of Interstate 78. 04/23/04 |
| Saucon Valley Road (SR 2036) leads 0.6 miles west from PA 309 to Limeport Park (SR 2029). Center Valley Parkway extends the road east to PA 378. Traffic can utilize Saucon Valley Road east for PA 309 north back to I-78 east. 04/23/04 |
| PA 309 continues south through Upper Saucon Township to the borough of Coopersburg on the ten mile drive to Quakertown. 04/23/04 |
| PA 309 converges with the south end of PA 378 at the community of Center Valley. 04/23/04 |
| PA 378 heads north to Wyandotte Street into the city of Bethlehem. The state route follows a freeway north from the Lehigh River to U.S. 22 (Lehigh Valley Thruway) that was formerly Interstate 378. 04/23/04 |
| Main Street (SR 2045) extends south from the intersection of PA 378 and PA 309 into Coopersburg ahead of this confirming marker. Main Street represents the historic alignment of U.S. 309. 04/23/04 |
| Leaving Coopersburg, PA 309 advances south into Bucks County and Hilltop Road ahead of this shield assembly. 04/23/04 |
| Entering the borough of Quakertown, PA 309 (West End Boulevard) meets PA 663 south and PA 313 east at Broad Street. 04/23/04 |
| PA 313 travels southeast from PA 309 to Downtown Quakertown, Dublin, Doylestown and Newtown. PA 663 leads 3.3 miles west to I-476 (Pennsylvania Turnpike Northeast Extension) near Spinnerstown. The state route continues to Pennsburg and PA 73 outside of Gilbertsville. 04/23/04 |
Photo Credits:04/23/04, 06/02/04 by AARoads
Connect with:
Interstate 78
Interstate 80
Interstate 81
Interstate 276 / Pennsylvania Turnpike
U.S. 22
U.S. 202
Route 63
Route 611
Page Updated 01-03-2021.