The volatile issue of short-term rentals will go before the Marin County Planning Commission on Monday when it considers proposed rules that would determine how many coastal properties can be rented through sites like Airbnb.
The draft rules have sharply divided West Marin residents, with some homeowners arguing that they are too restrictive and some housing advocates arguing that they would result in an increase in S.T.R.s, pushing housing further out of reach for low-…