Monroe County, FL property tax deadlines
13 coming property tax dates for Monroe County, Florida. Each one links to its official source and shows the day LevyDay last checked it.
| Next dates | Bills due | Last day without penalty | Appeal by | Exemption filing |
|---|---|---|---|---|
| Monroe | Nov 1, 2026 Sunleg.state.fl.usOct 21 | Mar 31, 2027leg.state.fl.usOct 21 | Set by noticeleg.state.fl.usOct 21 | Mar 1, 2027leg.state.fl.usOct 21 |
Deadlines in date order
| Date and source | Deadline |
|---|---|
| January 1 to January 31 every yearleg.state.fl.usOct 21 | Discount ends Pay by this day for 2% off1 |
| February 1 to February 28 every yearleg.state.fl.usOct 21 | Discount ends Pay by this day for 1% off February 29 in a leap year. A weekend or holiday moves it to the next working day. |
| March 1 every yearleg.state.fl.usOct 21 | Exemption filing Homestead and other exemptions File with the county property appraiser. With a good reason you can still file until 25 days after TRIM notices go out. |
| March 31 every yearleg.state.fl.usOct 21 | Last day without penalty Last day to pay before the penalty Unpaid taxes turn delinquent on April 1. If your bill was mailed late, you get 60 days from the mailing date instead. |
| March 31 every yearleg.state.fl.usOct 21 | Bills due Quarterly plan, payment 4 (no discount) |
| April 30 every yearleg.state.fl.usOct 21 | Other Sign up for quarterly payments Apply with the tax collector. Only for tax over $100. You don't have to reapply each year while you keep paying in installments. If you skip a year or miss the first payment, you must apply again. |
| June 30 every yearleg.state.fl.usOct 21 | Bills due Quarterly plan, payment 1 (6% off) Still accepted until July 31. |
| September 30 every yearleg.state.fl.usOct 21 | Bills due Quarterly plan, payment 2 (4.5% off) |
| November 1 every yearleg.state.fl.usOct 21 | Bills due Bills go out and can be paid If the tax collector gets the county's tax roll late, bills go out later. |
| November 1 to November 30 every yearleg.state.fl.usOct 21 | Discount ends Pay by this day for 4% off Or within 30 days of the bill's mailing date, if that is later. A weekend or holiday moves it to the next working day. |
| December 1 to December 31 every yearleg.state.fl.usOct 21 | Discount ends Pay by this day for 3% off1 |
| December 31 every yearleg.state.fl.usOct 21 | Bills due Quarterly plan, payment 3 (3% off) |
| Varies, see rule set by noticeleg.state.fl.usOct 21 | Appeal deadline Value Adjustment Board petition 25 days after the appraiser mails your TRIM notice (the notice of proposed taxes). Notices go out in mid August, so this lands in early or mid September. The notice prints the exact date. For a denied exemption you get 30 days from the denial. |
- A weekend or holiday moves it to the next working day.
Appealing your assessed value
Appeal by the date on your noticeleg.state.fl.usOct 21
If you think the county valued your home too high, you can appeal. Filing with the county is free and you can do it yourself.
Get help filing an appeal
After you send your details, we look for an independent appeal firm or attorney to take your case. We'll be in touch once one has agreed. Firms usually charge a share of what you save, and the one that takes it may pay LevyDay a referral fee.
LevyDay doesn't file appeals or give legal or tax advice. We only pass your details on. The independent firm or attorney that takes your case does the work and sets its own fee.
Get help filing an appealGood to know in Florida
- Paying late: Unpaid real property taxes bear interest at 18 percent a year from the date they become delinquent. The minimum charge before the tax certificate sale is 3 percent. More leg.state.fl.usOct 21
- Appealing your value: To appeal your value, file a petition on one of the DR-486 forms with the clerk of the court for the Value Adjustment Board. The clock runs from the TRIM notice of proposed taxes. More floridarevenue.comOct 21
- Homestead exemption: The homestead exemption is for a home you own and make your permanent residence, or your dependent's. It can cut the taxable value by as much as $50,000. More floridarevenue.comOct 21
- Second homes and rentals: A home with nine or fewer units that doesn't get the homestead exemption has its own cap. Its assessed value can't rise more than 10 percent over the prior year. More leg.state.fl.usOct 21
Official offices
Places in Monroe County
They are: Big Coppitt Key, Big Pine Key, Cudjoe Key, Duck Key, Islamorada, Village of Islands, Key Colony Beach, Key Largo, Key West, Layton, Marathon, North Key Largo, Stock Island, Tavernier. Every place in the county gets the dates above.
Nearby in the Florida list
LibertyMadisonManateeMarionMartinMiami-DadeNassauOkaloosaOkeechobeeOrangeOsceolaPalm Beach