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Maisano Brothers Inc.
Commercial Paving Guides

How Often Should a Parking Lot Be Sealcoated?

5 min readUpdated September 28, 2025

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Sealcoating is the least expensive thing you can do to protect a parking lot, yet it is often overlooked until the surface is already deteriorating. A simple maintenance cycle extends pavement life dramatically.

What You'll Learn

  • How often a commercial lot should be sealcoated
  • Why sealcoating protects your pavement investment
  • What a complete maintenance plan includes
  • The cost of skipping maintenance
Short Answer

Most commercial parking lots should be sealcoated every two to three years, with higher-traffic lots toward the shorter end of that range. Combined with regular crack sealing, this cycle protects the asphalt from water, UV, and fluids and significantly extends pavement life.

The right sealcoating cycle

For most commercial lots, sealcoating every two to three years is the right interval. Lots with heavy traffic, constant truck movement, or significant fluid exposure may benefit from the shorter end of that range.

Sealcoat shields asphalt from the three things that age it fastest: water intrusion, ultraviolet oxidation, and automotive fluids. Restoring that barrier on a cycle keeps the surface flexible and dark.

Sealcoating is part of a bigger plan

Sealcoating alone is not a complete maintenance program. Cracks must be sealed as they appear so water cannot reach the base, small failures should be patched early, and striping should be refreshed for safety and appearance.

A maintenance plan ties these tasks to a schedule so nothing is missed and the lot never falls into serious disrepair.

  • Sealcoat every two to three years
  • Seal cracks as they appear
  • Patch small failures before they spread
  • Refresh striping for safety and appearance
  • Inspect drainage and correct ponding

The cost of skipping maintenance

Deferring maintenance is expensive. Unsealed cracks let water into the base, freeze-thaw cycles widen them into potholes, and a lot that could have been maintained for a modest annual cost ends up needing an overlay or reclamation.

Maintenance is always cheaper than rehabilitation. A consistent cycle protects both the pavement and the budget.

Key Takeaways

  • Sealcoat commercial lots every two to three years.
  • Crack sealing and patching are part of the same plan.
  • Maintenance protects the base from water intrusion.
  • Deferred maintenance leads to far costlier rehabilitation.
Common Questions

Frequently asked questions

Is sealcoating worth it for a commercial lot?

Yes. Sealcoating is a low-cost way to protect a major pavement investment and significantly extend the life of the lot.

When is the best time to sealcoat a parking lot?

Warm, dry weather from late spring through early fall provides the conditions sealcoat needs to cure. Work is often scheduled to minimize disruption to the business.

Can you set up a maintenance plan for our property?

Yes. Maisano Brothers Inc. can establish a maintenance schedule covering sealcoating, crack sealing, repairs, and striping for your lot.

Chris Maisano, CEO of Maisano Brothers Inc.

About the author

Chris Maisano

CEO, Maisano Brothers Inc. · LinkedIn

Chris Maisano is the dedicated leader of Maisano Brothers Inc., a family-owned paving company with over 60 years of trusted service. Building on the legacy of his father and uncle, who founded the business in 1963 with just a pickup truck and determination, Chris has guided the company into a modern era while preserving its reputation for quality and reliability. With decades of hands-on experience in asphalt paving, milling, grading, and reclamation, he is known for delivering lasting results for residential, commercial, and municipal projects. Respected for his expertise and integrity, Chris continues to uphold the Maisano Brothers Inc. tradition of excellence, ensuring every project is completed with the same commitment to craftsmanship and customer care that has defined the company for generations.

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We use a combination of industry expertise and AI-assisted tools to create helpful educational content. While we strive for accuracy, some information may be simplified or require updates as industry standards evolve. Our team actively reviews and refines articles to keep them accurate, useful, and up to date. We welcome and value your input if you believe there is inconsistent or inaccurate information provided. Contact us directly with any issues.

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