They can vary, depending on the amenities included, and ownership styles, of each development.
For the most part, they range between $120 and $250 per month. The lower range ones typically do not include swim club membership, thought here may be one available at the resort, separately. The higher ones will include indoor pool , etc., and some may include cable service, like TV, internet, etc.
The other costs to think about are taxes, which vary between Lincoln and Woodstock, and may or may not include water and sewer fees.
Is there a certain location you are thinking about?