Certain property tax benefits are available to persons age 65 or older in Florida. Eligibility for property tax exemp ons depends on certain requirements.Permanent Florida residency required on January 1. Senior citizens in Nassau County who occupy the homes which they own may also be eligible for a property tax exemption. To apply for the standard homestead exemption in Florida, visit the property appraiser's website for the county where your property is located. The county provides an additional property tax exemption for qualifying seniors who have lived in their home for at least 25 years. No information is available for this page.