Nice neighborhood lot in Rainbow lake estates Florida. Build now or buy for investment. Putnam County and the Florida Residential Building Code do not specify a minimum size for a site-built home, but the home must comply with minimum room sizes, elements, and other planning requirements as specified in the 2017 Florida Residential Building Code. Manufactured modular homes must also comply with Florida Building Code, and must be approved by the Florida Department of Business and Professional Regulation (DBPR). Mobile homes are allowed and must be a minimum of 320 square feet, which is a federal requirement. (24 CFR 3280.2). This community is northwest of Rainbow Springs a natural spring located in Rainbow Springs State Park which is nearby. Closing costs: Approx $500 All properties come with a warranty deed and close through title company with title insurance.