Gravity Forms Limit Date Range
Limit the date range of a Gravity Forms datepicker or dropdown date field by setting a minimum and maximum allowed date
New Date field option
Select the minimum and maximum allowed dates for the datepicker
New Date field option
Select the minimum and maximum allowed year for the date dropdown
Datepicker with limited date range
User can only select dates from the date range — all others are inactive
Date dropdown with limited year range
User can only select a year in the range you set
Date Out of Range
Even if date is manually entered, the form will still check to make sure it’s in the proper range