
From Spring Valley to Bauer Rock
Asphalt Paving in Upper Saucon Township, PA
Long country driveways, newer neighborhoods and hillside lots across almost 25 square miles.
- Free estimates at your property
- Itemized written quote: base depth, asphalt thickness and edges
- Street and alley permit questions answered before work is scheduled
Longer Driveways, More Ground
Asphalt paving in Upper Saucon Township tends to involve more ground than in the boroughs. The township covers about 24.5 square miles south of Allentown and had 16,973 residents at the 2020 census, up from 11,939 in 2000. Center Valley, newer subdivisions and older farm properties all sit within it, and driveways range from short suburban runs to long lanes back to houses set well off the road.
Elevation and slope
From the low point near 340 feet in Spring Valley, the land climbs to 1,042 feet at Bauer Rock in Big Rock County Park, and the Salisbury line follows the South Mountain ridge. Lots on the mountain side slope noticeably. Long, sloped driveways need a firm base, careful compaction and a plan for runoff along their length, since water picks up speed over a long run. We use crowns, swales and culverts where they are needed.
Gravel to asphalt
Many older properties still have gravel driveways. Converting to asphalt can reuse a lot of the existing stone if it is deep enough and not mixed with soil. We check by digging test spots, then add stone, regrade and compact before paving. On long lanes, we can also pave in stages, starting with the steepest or most worn sections.
Roads in the township
A 2022 count found 131.43 road miles in Upper Saucon. The township maintained 80.82 miles and PennDOT 50.61 miles, a higher share of state road than many townships. PA 309, PA 145 and PA 378 all run north-south through it. If your driveway meets a state route, new or changed connections need a PennDOT Highway Occupancy Permit. On township roads, the township's rules apply.
Creeks
Saucon Creek drains most of the township toward the Lehigh River, and Unami Creek drains a small area in the far south toward the Perkiomen. Low-lying lots along these streams can stay wet, so base depth and drainage get extra attention there.
Climate
Center Valley averages roughly 29.5 degrees for January as a whole and about 74.3 for July. Higher, shaded lots on the mountain stay colder and damper, so cracks freeze and thaw more often; fall crack filling is especially worthwhile there.
What the estimate covers
For a long driveway we walk the full length, note grade changes, wet areas and turns, and dig test spots in any gravel. The written quote separates base work, paving, drainage and any culverts.
Commercial work
Offices, shops and churches along the Route 309 corridor and in Center Valley need lots that drain, stay smooth and are striped to current accessibility rules. We handle overlays, repairs, sealing and restriping. Call (610) 620-2512 or
.Upper Saucon Township Paving Notes
- Elevation range. Ground ranges from about 340 feet in Spring Valley up to 1,042 feet at Bauer Rock, the South Mountain high point inside Big Rock County Park.
- A lot of state road. The state is responsible for 50.61 of the township’s 131.43 road miles (2022), an unusually large share; the township keeps 80.82. PA 309, PA 145 and PA 378 run north-south through the township.
- Growth. The township had 11,939 residents in 2000 and 16,973 in 2020, on about 24.5 square miles of land.
- Creeks. Saucon Creek drains most of the township into the Lehigh River; Unami Creek drains a small area in the far south toward Perkiomen Creek.

Our Services in Upper Saucon Township, PA
Upper Saucon Township Questions
My driveway is on Route 309. What permits apply?
Route 309 is a state highway. Building or changing a driveway connection to it requires a PennDOT Highway Occupancy Permit. We confirm what applies to your project.
Can you pave a long lane in sections?
Yes. We can start with the steepest or most worn sections and finish the rest later, with clean joints between phases.
Can my gravel be reused under the asphalt?
Often, if it is deep and clean enough. We dig test spots to check before quoting.
Do you work in Center Valley?
Yes, throughout Upper Saucon Township and Coopersburg.
Why do you dig test holes in my gravel driveway?
To see how deep and clean the stone is. That tells us how much of it can be reused as base.
Can you pave a driveway that crosses a drainage swale?
Yes. A culvert under the driveway lets the water keep flowing. We size it to the drainage area and set it so the driveway does not dam the swale.
Free Estimates in Upper Saucon Township, PA
Free estimates for driveways and lots in Upper Saucon Township.
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