Miami-Dade County - Property Appraiser - Granny Flat Assessment Reduction

Granny Flat Assessment Reduction

Under the 'Assessment Reduction of New Construction for Parent(s) or Grandparent(s) Living Quarters,' commonly called the 'Granny Flat' Exemption, homesteaded property owners who add living quarters for a parent or grandparent can apply to have all or part of the value of this new construction deducted from the assessment.

General requirements and limitations are as follows:

The property must be homesteaded by the property owner.
The parent or grandparent must be 62 or older as of January 1.
The ‘Granny Flat’ must be the permanent residence of the parent or grandparent.
Only construction or reconstruction completed after January 7, 2003 qualifies.
Construction or reconstruction must be properly permitted.
The maximum reduction allowable is 20% of the total assessed value as improved.

All property Tax Exemption Applications are due March 1st.

Applying for your Granny Flat Assessment Reduction

Download the application form .
Complete the application form.
Attach required documents such as permits, certificate of occupancy, building plans, and identification for the parent or grandparent.

NOTE: The application form must be signed by the owner and parent or grandparent.
Mail the completed application form and attachments to:
PROPERTY APPRAISER
PO BOX 013140
MIAMI FL 33101

Or, file in person by visiting one of the offices:
- Downtown Miami Government Center
- South Dade Government Center
Additional locations are available during January and February.

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