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PopulationCalifornia Vehicles/ParkingNumber VehiclesAcres Acres perSquare Miles

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Density/sq. mileVehicles / ResidentSquare MileSpace / Vehicleof spaces neededper acreRequiredSquare MileRequired to park Vehicles (%)

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(1)(2)(3)(4)(5)(6)(7)(8)(9)

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6,00086.10%5166315498100154.9864024.22%

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(1)Poplulation Denistiy for Selected Bay Area City

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(2)31 million register vehicles divided by 36 million residents

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(3)(1) X (2) = Vehicles per Square Mile

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(4)Assuming capacity parking in 3 spaces; home, work, and church, recreation, entertainment, etc.

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(5)(3) *(4) = Number of Spaces Needed

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(6)Vehicles per Acre - Typically around 115 for shopping centers but assume less for commercial vehicles etc.

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(7)(5) / (6)

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(8)constant

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(9)Convert acres to square miles and express the percentage of one square mile just needed to park cars.