Cost of owning a $400,000 home in St. Lucie, Florida
EXAMPLE DATA Property tax rate: ◐ secondary source · Insurance and HOA: ⚠ placeholder / example data
Estimate only. Property tax uses St. Lucie County's countywide average of 21.557 mills; your address can differ. Insurance is example data.
What does it cost to own a home in St. Lucie?
For a $400,000 home with 20% down at 6.5%, St. Lucie, Florida comes out at about $3,262.69 a month in this example, ranked 1 of 67 counties by total monthly cost (above the county median of $2,883.25 by $379.44).
The mortgage payment itself ($2,022.62) is identical in every county. What differs is the local part: property tax of $640.07 a month at a 21.557-mill countywide average (the 1st highest in the state) and insurance of $500.00 using the example figure for this county's placeholder tier. Property tax is 20% of the total here.
Without the homestead exemption, tax in St. Lucie would be $718.57 a month, $78.50 more. Each extra percentage point on the mortgage rate adds about $214.87 a month. No PMI is included because the down payment is 20% or more.
Data sources and confidence
- Property tax rate (21.557 mills, school 6.296): ◐ secondary source Florida DOR Millage and Taxes Levied Report (2025 final roll), as compiled by third party parcelmath.com. Compiled data · FL DOR official report. Roll year 2025. Last verified 2026-10-18. Countywide taxable-value-weighted average; your address can differ. Compiler marks verified_against_county_roll=no.
- Homeowners insurance ($/yr 6,000): ⚠ placeholder / example data EXAMPLE ONLY: tier-based placeholder, not a real quote or FL OIR figure. Intended source: FL Office of Insurance Regulation. Last verified: never (placeholder).
- HOA ($100.00/mo): ⚠ placeholder / example data generic example. Price, down payment and rate: illustrative assumptions. PMI at 0.5% of loan per year: ? assumed.
- Homestead: The first $25,000 of value is exempt from all property taxes, including school taxes. An additional exemption ($26,411 for 2026, indexed to inflation each January 1) applies to value between $50,000 and $76,411 and only to non-school taxes, for a maximum total exemption of $51,411. Save Our Homes caps after the first year are not modeled.
- Save Our Homes cap: Fla. Const. Art. VII, s.4(d) (verified 2026-10-22). With "Use my own numbers", an entered tax bill is used as-is; otherwise an entered assessed value (before exemptions) replaces the price and gets the same homestead split as the estimate.
What are the closing taxes on a $400,000 home in St. Lucie?
Deed doc stamps are $2,800.00 ($0.70 per $100, usually seller-paid). With 20% down, the buyer's mortgage taxes are $1,120.00 in note stamps plus $640.00 intangible tax, $4,560.00 in Florida closing taxes overall. These rates are the same in every county except Miami-Dade. Run the closing cost calculator for St. Lucie.
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Which counties cost about the same?
- Broward: $3,213.91/mo (rank 2)
Frequently asked questions
How much does it cost to own a $400,000 home in St. Lucie, FL?
About $3,262.69 a month in this example: $2,022.62 mortgage, $640.07 property tax, $500.00 insurance (example data) and $100.00 HOA. This is an estimate.
What is the property tax rate in St. Lucie?
The countywide average total rate is 21.557 mills (2.16% of taxable value) on the 2025 roll, per a secondary compilation of Florida DOR data. Your address can differ.
Is the insurance figure for St. Lucie real?
No. It is a placeholder from a rough tier and is badged as example data on this site.
Last verified: 2026-10-18 (property tax rate). Estimates only, not financial advice.