Apartments For Rent In Marin County . 700 sq ft, 1 bathroom. Place your custom offer to rent this 2 bedroom apartment. June 2020 Marin County Apartment Market Update Marin Apartments from marinapartmentinvestments.com There are 2,089 available rental units listed on apartment list in marin county. The average voucher holder contributes $500 towards rent in marin. View floor plans, photos, prices and find the perfect rental today.