ADA Parking Lot Compliance: What Property Owners Need to Know

Every parking lot should be safe and accessible to everyone who visits your property. Understanding ADA parking requirements not only creates an accessible space for everyone, but it’s also the law. Ensuring accessibility isn’t just about compliance—it reflects care for every visitor and protects your business from fines.

Handicapped Parking Spot

For property owners, business operators, and facility managers across Virginia, Maryland, and D.C., ADA compliance protects your business from costly violations and helps you maintain a professional, inclusive environment.

Finley Asphalt & Concrete provides ADA-compliant parking lot design, striping, and signage installation to ensure your property meets all accessibility standards. Learn more about our pavement marking services.

What Is ADA Parking Compliance?

The Americans with Disabilities Act (ADA) is a federal law that ensures equal access to public spaces for people with disabilities. See full standards on ADA.gov.

It requires property owners to provide a specific number of ADA-compliant parking spaces that are properly marked and maintained for accessibility.

Property owners, HOAs, facility managers, and business operators all share responsibility for maintaining ADA accessibility standards in their parking lots. This includes ensuring parking spaces are properly sized, striped, signed, and maintained over time.

If ADA parking lines fade, signage becomes unclear, or slope issues develop, you could be at risk of code violations and hefty fees. At Finley Asphalt & Concrete, we provide comprehensive ADA parking lot maintenance services to ensure your parking areas are easily navigable for all visitors.

ADA Parking Space Requirements

Minimum Number of Accessible Spaces

ADA parking lot requirements include a minimum number of accessible spaces as well as standard size for each spot. These spaces must meet strict guidelines for width, slope, and signage visibility.

Minimum ADA Parking Space Requirements

According to the ADA Official Parking Standards, there is a minimum number of accessible parking spaces that commercial properties must adhere to. At Finley Asphalt & Concrete, we can help you ensure your parking lot is up to date and compliant with these standards:

Handicap Parking Dimensions

ADA parking space width and slope vary depending on whether it’s a standard accessible spot or a van-accessible parking spot.

  • Standard Accessible Space: Minimum 96 inches wide with a 60-inch access aisle.
  • Van-Accessible Space: Minimum 96-inch space with a 96-inch access aisle.
  • Access Aisles: Must connect directly to accessible routes without curbs or obstructions.
  • Slope Requirements: Surface slope must not exceed 1:48 (≈2%) in any direction.
Total Parking Spaces in Lot Minimum # of Accessible Spaces Required
1–25 1
26–50 2
51–75 3
76–100 4
101–150 5
151–200 6
201–300 7
301–400 8
401–500 9
501–1,000
2% of the total number of spaces
1,001+
20 + 1 for each 100 over 1,000

ADA Parking Lot Striping & Signage Guidelines

Proper striping and clear, durable markings are critical to ADA parking enforcement. The color contrast, layout, and reflectivity of your pavement markings directly affect visibility and accessibility, especially in low-light or wet conditions.

Regular sealcoating and pavement marking touch-ups help preserve ADA compliance and keep your property in excellent condition.

ADA-Compliant Striping Guidelines

  • Use reflective blue and white thermoplastic paint
  • Markings must clearly identify access aisles, no-parking zones, and pedestrian routes.
  • Lines should remain bright and visible year-round

ADA Parking Signage Requirements

  • Install signs centered at the head of each space, visible when vehicles are parked.
  • Use federal blue and white colors for consistency and legibility.
  • Replace faded, tilted, or obstructed signs promptly to avoid compliance issues.

Signs must follow federal color contrast and be visible at least 60 inches from ground level.

Regional ADA Requirements

Our crews understand additional slope and curb-ramp codes set by the Virginia DOT and Maryland DOT.

ADA parking in VA, MD, and D.C. adheres to federal standards, but local governments like the Virginia Department of Transportation may mandate additional accessibility features.

These may include curb ramps or crosswalk markings around accessible routes. Our team understands each state’s local code to make sure your parking lot remains compliant.

person painting stripes in a parking lot

How to Calculate ADA Parking Requirements for Your Lot

The following simple checklist helps property managers confirm compliance on their own.

Determining how many accessible spaces your property needs doesn’t have to be complicated. The ADA provides a clear formula based on your total parking count, your lot’s configuration, and the type of business on the property.

Here’s a simple way to check if your parking area meets minimum compliance standards:

  1. Count all parking spaces in your lot, including standard, compact, and employee-only spots.
  2. Use the ADA ratio table (see above) to find the minimum number of accessible spaces required.
  3. Check that each accessible space connects to an accessible route leading directly to an entrance.
  4. Verify that each accessible parking spot has the appropriate signage, striping, and slope (max 2%).

If your parking lot has multiple entrances or sections, calculate accessible spaces per accessible entrance rather than per total lot. This ensures even distribution and convenience for visitors.

Need help confirming if your parking lot is compliant? Finley Asphalt & Concrete offers a free ADA parking lot assessment to evaluate your current layout, markings, and signage.

Our team will take a look at your lot and help you develop a clear plan for adjustments or re-striping based on handicap parking requirements.

Common ADA Parking Lot Mistakes to Avoid

Even small oversights can lead to serious ADA violations that result in accessibility issues or costly fines. Here are some of the most common ADA parking space layout mistakes property owners make—and how Finley helps you avoid them.

Our team helps property owners avoid ADA violations through routine inspections, proper re-striping, and long-lasting pavement maintenance.

1. Faded or Missing Markings

Old or worn-out paint can make accessible spaces difficult to identify. Regular re-striping ensures markings stay bold and visible.

2. Incorrect Slope or Grade

Accessible spaces must have a maximum slope of 1:48. Anything steeper can prevent wheelchair users from safely exiting their vehicles.

3. Inadequate Signage

Signs that are too low, obstructed by landscaping, or missing entirely are among the most common ADA violations. Each space must have clearly visible signage at least 60 inches above the ground.

4. No Van-Accessible Spaces

Every property must include at least one van-accessible parking space, featuring a wider aisle and proper signage. These are essential for compliance and inclusivity.

5. Poor Surface Maintenance

After a sealcoating or resurfacing project, failing to reapply markings immediately can result in non-compliance. Learn more about parking lot sealcoating in Virginia to maintain visible ADA markings. Always verify that ADA spaces are re-striped correctly following any pavement maintenance.

6. Obstructed Access Routes

Accessible routes must remain free from curbs, potholes, or obstacles. Our in-house asphalt crews can quickly repair these problem areas to keep visitors safe.

Learn how sealcoating helps keep ADA markings bright and compliant.

Finley Asphalt’s ADA-Compliant Projects

From retail centers and office parks to schools and government facilities, Finley Asphalt & Concrete has completed countless ADA-compliant paving and striping projects
across Virginia, Maryland, and Washington, D.C.

Visit our project gallery to see real examples of ADA parking upgrades, fresh striping, and accessibility improvements completed by our expert crews.

Parking lot repair in Chesapeake VA

ADA-Compliant Parking Lots

Finley’s Parking Lot Repair Saves Chesapeake VA Business

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School county parking lot paving

ADA-Compliant Parking Lots

School County Parking Lot Paving in Manassas VA

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fire-5

ADA-Compliant Parking Lots

Fire Station Parking lot paving project near Midlothian

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Schedule an ADA Parking Compliance Inspection

ADA Parking Compliance Services in Virginia & Maryland

If you’re unsure whether your property meets current ADA parking or striping standards in Virginia, don’t wait until an inspection or complaint brings it to your attention. Finley Asphalt & Concrete makes compliance simple.

Our experienced paving and striping crews will:

  • Review your current layout, signage, and slope.
  • Recommend adjustments based on ADA.gov standards and local code.
  • Handle all necessary striping, signage, and accessibility improvements.

Serving Virginia, Maryland, and D.C. for 55+ years.

With more than 55 years of service across Virginia, Maryland, and D.C., Finley has earned the trust of commercial property owners, municipalities, and community associations alike. We also offer additional asphalt and concrete services to keep your property durable and safe.

FAQ: ADA Parking Lot Compliance

What are ADA parking lot requirements?

ADA parking lot requirements specify the number, size, and layout of accessible parking spaces that must be available to people with disabilities. Each lot must include properly marked accessible spaces, access aisles, and clear signage following federal ADA standards. Surfaces must be smooth, slip-resistant, and connect to accessible routes that lead directly to building entrances.

The ADA sets minimums based on your total number of parking spaces. For example, one accessible space is required for every 25 spaces up to 100, then 2% of total spaces up to 1,000. At least one of those spaces must be van-accessible, with an extra-wide access aisle. Finley Asphalt can help calculate exactly how many accessible spaces your property needs to stay compliant.

Accessible parking signs must be installed so the lower edge of the sign is at least 60 inches from the ground and easily visible when a vehicle is parked. Van-accessible spaces require an additional “Van Accessible” designation. Signs should use blue and white colors for visibility and be placed directly at the head of each accessible space.

If your parking lot doesn’t meet ADA requirements, your business could face fines, legal complaints, or accessibility barriers for visitors. Non-compliant striping or signage can also affect insurance and inspection results.

Finley Asphalt offers full ADA parking lot compliance services—including layout design, restriping, and signage installation—to help you stay compliant and avoid penalties. We also provide sealcoating and pavement marking services to maintain long-term visibility and durability.

Our Service Areas

Virginia’s Premier Paving & Concrete Provider

Finley Asphalt & Concrete is the trusted name for reliable maintenance, repair, and installation services in communities throughout the Mid-Atlantic

As your locally owned and operated paving provider, we serve clients throughout Virginia, West Virginia, North Carolina, DC, and Maryland. Wherever you are, we’ll come to you. Our local knowledge allows us to make decisions in the best interest of your specific project.

Our Offices:

7861 David Williams Way
Bristow, VA 20136
P.O. Box 1710
Manassas, VA 20108

12196 Washington Hwy
Ashland, VA 23005
PO Box 27385
Richmond, VA, 23261

999 Waterside Drive
Suite 2525
Norfolk, VA 23510
PO Box 163, Beltsville
MD, 20704
Have a job that isn’t within our service area? No problem. Our Pave America partners are here to help.
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