Donation Amount

Select the amount you would like to donate to Evan Lamensdorf's 50 mi challenge.

$50

$100

$250

$500

$1,000

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Donation Calculator

Calculate your donation based on an amount per-mile Evan Lamensdorf has committed to ride this September. Your total donation will be the amount you select multiplied by Evan Lamensdorf's 50 mi challenge goal and will be charged up-front.

$0.30 cents/mi

$0.50 cents/mi

$0.80 cents/mi

$1/mi

$1.50/mi

$2/mi