Driveway Sealing and Repair: Timing, Cracks, and When to Just Repave
2 min read · Last reviewed March 2026
A driveway crack you ignore this year is a pothole you're patching next year, and a resurfacing job the year after.
Driveways fail from the inside out — water gets into a small crack, freezes and expands, and the crack becomes a network of cracks, then a pothole. Sealing and crack repair are cheap interruptions to that cycle; skipping them for a few seasons is what turns a $200 fix into a $4,000 repave.
Asphalt: sealing schedule
A new asphalt driveway needs 6-12 months to cure before its first seal coat — sealing too early traps solvents and oils still curing out of the asphalt. After that, reseal every 2-3 years, or sooner in climates with hard freeze-thaw cycles.
Concrete: different rules
Concrete doesn't need regular sealing to survive, but a penetrating sealer every 3-5 years reduces staining, salt damage, and surface scaling in freeze-thaw regions. Concrete cracks are usually a sign of settling or a control joint that didn't fully do its job, not surface wear.
Crack repair by size
| Crack width | Typical fix | Notes |
|---|---|---|
| Hairline (<1/8 in) | Crack filler or sealant during regular sealing | Low urgency but worth doing this season |
| 1/8 - 1/2 in | Rubberized crack filler, pour or caulk-gun applied | Clean and dry crack fully before filling |
| 1/2 - 2 in | Cold patch asphalt or concrete patch compound | Compact in layers, don't just fill flush and walk away |
| Wide alligatored area | Full section cut-out and repave/repour | Patching a failed sub-base just delays the same failure |
When to repave instead of patch
- More than 25-30% of the surface shows alligator cracking or potholes.
- The driveway has already been resurfaced once and is failing again within a few years.
- Drainage problems are causing standing water that keeps re-damaging the same spots.
- Patches from prior years are themselves cracking and lifting.
Cost context
Sealcoating a standard asphalt driveway typically runs a fraction of the cost per square foot compared to a full repave, which is the entire economic argument for staying on schedule — every skipped sealing cycle shifts spending from the cheap column to the expensive one.
Can I seal my driveway myself?
Yes, for standard asphalt sealcoating — it's a common DIY job with a squeegee applicator. Structural crack repair and any base work are better left to a contractor.
How soon can I drive on a freshly sealed driveway?
Foot traffic after about 24 hours, vehicle traffic after 48-72 hours depending on temperature and humidity — check the product label.
Why does my driveway crack in the same spots every year even after patching?
Recurring cracking in the same location usually means an underlying issue — poor drainage, an unstable sub-base, or a tree root — that surface patching doesn't address.
Run the numbers for your own project
- Concrete CalculatorHow much concrete do I need?
- Project Cost EstimatorWhat will this project cost me?
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