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Calcimator

Event Parking Calculator

Calculate parking space requirements, ADA compliance, total area, and staffing needs for events.

Inputs

Results

Parking Spaces Needed

190

Total Area (sq ft)

61,750

ADA Accessible Spaces6
Total Area (acres)1.42
Parking Rows4
Attendants Needed2
Overflow Spaces23
Total Vehicles205
How to Use This Calculator
  1. Enter Guest Count and the expected Carpool Rate (%).
  2. Set Transit/Rideshare Rate (%) for guests arriving by public transit or rideshare.
  3. Enter Average Vehicle Occupancy for those driving.
  4. Review Parking Spaces Needed, ADA Spaces, and Overflow capacity requirements.
  5. Use these numbers to negotiate parking agreements with adjacent lots or garages.

How the result changes with Avg Vehicle Occupancy

Avg Vehicle OccupancyParking Spaces NeededTotal Area (sq ft)
1.724579,625
3.4512139,325
5.557624,700
7.35718,525

What each input means

Guest Count
Total expected attendees
Carpool Rate (%)
Percentage of drivers who will carpool
Transit/Rideshare Rate (%)
Percentage arriving by public transit or rideshare
Avg Vehicle Occupancy
Average passengers per vehicle (US average: 2.2)

How this is calculated

Worked example, using the default values

  1. Identify Input Parameters
    4 parameters
    Guest Count = 500, Carpool Rate (%) = 15, Transit/Rideshare Rate (%) = 10, Avg Vehicle Occupancy = 2.2 = 4 input(s) provided
  2. Calculate Parking Spaces Needed
    Parking Spaces Needed
    190 = 190
  3. Calculate Total Area
    Total Area
    61750 = 61750
  4. Calculate ADA Accessible Spaces
    6 = 6
  5. Calculate Total Area
    Total Area
    1.42 = 1.42

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