Port St. Lucie Refinance Calculator

Refinance Calculator Port St. Lucie mortgage estimates pre-filled with St. Lucie County, Florida property-tax and insurance figures. Educational only.

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Home Price $380,000

Down Payment 20.0%

Interest Rate 6.50%

Illustrative — adjust to your quote

Did You Know?

Educational note — changes with your loan type

Estimated Monthly Payment

Principal & Interest$0

Mortgage Insurance$0

Property Tax (est.)$0

Home Insurance (est.)$0

Estimated Total$0

Loan Summary

Cash Out (added to loan)$0

VA Funding Fee (financed)$0

Loan Amount$0

Loan-to-Value (LTV)—

Total Interest$0

Total of Payments$0

Illustrative national averages (≈ early 2026) for education only — not an offer or quote. Verify current rates with sources like the Freddie Mac PMMS.

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MortEdu is an educational resource — not a lender, mortgage broker, or financial advisor. The breakdown is for learning only and is not an offer to lend or financial advice. Always consult a licensed professional before making a decision. We don't sell your information. See our Privacy Policy.

We are an educational company, not a lender. We do not make loans, underwrite loans, or provide financial advice. All loan terms, rates, and approvals are determined solely by a licensed lender of your choice. This service is not a loan application. These figures are estimates provided for educational purposes only and are not a loan offer, quote, rate lock, or commitment to lend. Your actual payment will differ. Property taxes and homeowners insurance shown here are estimates and may be understated or excluded, and other costs — such as mortgage insurance, HOA dues, flood insurance, and closing costs — may not be reflected. For a detailed, personalized quote, consult a licensed lender or loan officer.

Rates shown are illustrative approximations — not actual available rates. Adjust the rate selector to any figure you are considering. Estimates only, using an illustrative interest rate and tax and insurance data for your selected state (county-level where county data is available). Not a quote, offer, or commitment to lend. Verify every figure with a licensed lender in your state before relying on it. For informational and educational purposes only.

30-Year Fixed Rate — Last 12 Months

Freddie Mac PMMS monthly average · as of July 2026

iMonthly averages of Freddie Mac's weekly Primary Mortgage Market Survey (PMMS) 30-year fixed rate. Historical national averages from https://www.freddiemac.com/pmms — not a live quote or an offer of credit; rates change daily and vary by lender, credit, and location.

This page runs the same calculator against Port St. Lucie, Florida figures — St. Lucie County’s effective property-tax rate and county insurance band — so the estimate reflects what this cost actually looks like here rather than a national average.

Read the full Refinance Calculator explainer for how the math works, what each input means, and the qualifying rules — or browse all Port St. Lucie home-buying resources.

Port St. Lucie Numbers

Built on Port St. Lucie, Florida figures

A baseline for Port St. Lucie: the local median of $380,000 with 20% down, including St. Lucie County’s property tax at 1.05%. Typical St. Lucie County homeowners insurance runs about $4,275 a year at this value.

Scenario	Cash down	Loan amount	Est. total/mo
20% down	$76,000	$304,000	$2,686

Port St. Lucie is one of the fastest-growing cities in the U.S. — housing stock skews heavily 1990s-2020s new construction in master-planned communities (Tradition, St. Lucie West, PGA Village) with strong CDD and HOA structures, plus a smaller pocket of 1960s-1980s GDC-built ranches in River Park and Torino. Two local realities shape lending: most of the purchase market is retirees and snowbirds relocating from the Northeast (cash-strong, often closing without contingency), and most newer subdivisions carry CDD (Community Development District) bonds that show up as a separate line on the property tax bill and surprise out-of-state buyers.

Why insurance moves the number here: Outside HVHZ but a 'borderline' wind-exposure county — FBC Chapter 16 wind-load applies and many lenders apply HVHZ-like overlays on coastal properties. Significant Special Flood Hazard Area mapping along the Indian River Lagoon and St. Lucie River. Wind exposure is a large part of why a Port St. Lucie payment can differ from the same price elsewhere, so the insurance figure above is doing real work in the total.

Median value plus the county property-tax rate and county insurance figure come from public data held in this site’s own dataset. Payments use an illustrative 6.875% 30-year rate and are estimates for education only — never a quote, offer, or approval. Change any input in the calculator above to model your own scenario.

Local Insight

Understanding the Port St. Lucie Market

Port St. Lucie sits in St. Lucie County, Florida. Neighborhoods such as Tradition, St. Lucie West, PGA Village, Torino, and River Park each carry their own mix of home ages, price tiers, and insurance considerations that are worth understanding before you set a budget in Port St. Lucie.

A buyer planning a budget in Port St. Lucie usually starts from the area's approximate median home value of about $380,000 (a rough market benchmark, not a quote). St. Lucie County's effective property-tax rate runs near 1.05% of a home's value per year, which on a $380,000 home works out to roughly $3,990 a year, typically collected monthly through an escrow account. Florida's homestead exemption can lower that bill for a primary residence.

Homeowners insurance is the other big Florida variable: county-level estimates put a typical annual premium around $4,500 on a roughly $400,000 home in St. Lucie County, with the figure swinging up or down based on roof age, wind-mitigation features, and flood-zone exposure. For context on what local incomes look like, the area median income for a four-person household in St. Lucie County is about $81,000 per year, the benchmark many first-time-buyer and affordability programs use to set eligibility.

Taken together, the median price, St. Lucie County tax rate, and insurance outlook are what shape a realistic monthly payment in Port St. Lucie — which is why the calculator above is pre-set with this county's numbers. Adjust the inputs to match your own situation, and confirm current figures with a licensed Florida lender of your choice before making any decisions.