HELOC in Boca Raton, FL: Equity, Florida Taxes and CLTV

Short answer

A Boca Raton HELOC line is set by combined loan-to-value (CLTV): your first mortgage plus the full line, divided by the appraised value, up to the lender's cap. With the city's median house at $1,410,000 in Q3 2026, an owner with a $700,000 first mortgage at a lender capping CLTV at 80% could have room for a line of about $428,000, subject to credit approval. Florida adds a one-time intangible tax of 2 mills on the full line amount, plus doc stamps that your title agent calculates (as of October 2026).

How CLTV sets your line at Boca Raton prices

A HELOC is a revolving line secured by your home. Your first mortgage stays in place. The size of the line comes from combined loan-to-value (CLTV):

• CLTV = (first mortgage balance + full HELOC limit) / appraised value.
• The lender counts the whole line, not just what you draw. Each lender sets its own maximum CLTV, and it usually drops for condos, second homes, investment property, lower scores and bigger lines.

Boca's numbers, as of October 2026, from Florida Realtors data published by MIAMI REALTORS for Q3 2026: the city's median single-family sale was $1,410,000, up 24.8% from a year earlier, and the median townhouse or condo was $569,000, up 45.9%. Palm Beach County as a whole was $655,000 and $307,500. Quarterly medians move with the mix of sales, so your appraisal, not the median, decides the line.

Two examples, math only, using a hypothetical 80% CLTV cap:

• House at $1,410,000 with a $700,000 first mortgage. 80% of value is $1,128,000. Subtract the first mortgage and the line could be up to $428,000.
• Condo at $569,000 with a $250,000 first mortgage. 80% of value is $455,200, leaving room for about $205,200.

A lower cap means a smaller line. Lines above certain sizes may need a full appraisal and more documentation. See what LTV means.

Florida taxes on a HELOC: what the title agent confirms

Florida charges two taxes when the HELOC mortgage is recorded. As of October 2026:

• Intangible tax: 2 mills ($2 per $1,000). F.S. 199.133 sets the rate. F.S. 199.143(3) says that on a line of credit, the tax is paid on the maximum amount of the line, and no more intangible tax is due on later borrowing under it. A $150,000 line means $300 at closing, even if you draw nothing.
• Documentary stamp tax: $0.35 per $100. F.S. 201.08 taxes mortgages on the amount they secure. For mortgages that secure future advances, it taxes the initial amount at recording and each later advance when made. The Department of Revenue says the tax is based on the obligation secured, even if it is contingent. If figured on the full $150,000 line, that would be $525.

How a specific line is taxed depends on how the note and mortgage are written, because Florida taxes what is on the face of the documents. Your title or settlement agent confirms the exact doc stamp and intangible figures, and they show on your Loan Estimate. Because the intangible tax is on the full line, a line far bigger than you need costs more up front. Size it to your project plus a cushion.

Unlike a deed, a HELOC does not trigger the $0.70 per $100 deed tax, because you are not transferring the home. Read Florida doc stamp tax and intangible tax for the full rules.

Homestead and your HELOC

Florida's homestead protection is strong, but it does not stop a lender you chose to borrow from. Article X, Section 4 of the Florida Constitution protects a homestead from forced sale by most creditors, up to one-half acre inside a city like Boca Raton. The same section makes exceptions, including taxes and "obligations contracted for the purchase, improvement or repair" of the home. A HELOC is a mortgage you sign voluntarily, so the lender can foreclose if you do not pay.

Two practical points:

• Your spouse signs. The Constitution requires a married owner's spouse to join in any mortgage of the homestead, so expect your spouse to sign the HELOC mortgage even if they are not on the loan.
• Your homestead exemption stays. A HELOC does not transfer the home, so it does not reset your exemption or your Save Our Homes cap. That is a key reason long-time Boca owners borrow against equity instead of selling.

On a HELOC secured by your main home, federal Regulation Z gives you until midnight of the third business day after closing (or after you receive the required notice and disclosures, if later) to cancel. The lender cannot release funds until that period ends, so plan around it if a contractor wants a deposit.

HELOC vs. cash-out refinance vs. fixed second in Boca

Many Boca owners carry a first mortgage they do not want to replace. Here is how the options compare, based on the CFPB's HELOC guidance (as of October 2026):

• HELOC: a draw period where you borrow, repay and borrow again, then a repayment period, often 10 to 15 years, though some plans end with a balloon payment. The rate is usually variable, an index such as prime or SOFR plus a margin, so the payment can change even if you do not borrow more. Best for projects paid out over time, like a roof or a remodel. More in our Florida HELOC guide.
• Fixed second mortgage: one lump sum at a fixed rate with equal payments. You keep the first mortgage, but you must apply again to borrow more.
• Cash-out refinance: replaces your first mortgage with a bigger one and pays you the difference. The CFPB notes closing costs are generally higher and it can stretch your payoff. In Florida, the new first mortgage also pays doc stamps and intangible tax on the full new loan, not just the cash you take. It can make sense when you would refinance anyway.

The CFPB also warns that a lender can freeze or reduce a HELOC if your home's value falls or your finances weaken, and that you generally must repay the line when you sell. Ask about annual, inactivity, early-termination and prepayment fees before you sign.

Boca condos, flood zones and what to have ready

Condo owners should expect more questions. Some HELOC lenders do not lend on condos at all, and others review the building. In Boca, the city's Building Recertification Inspection Program applies to condo and co-op buildings three or more stories or 50 feet tall once they reach 30 years, or 25 years within 3 miles of the coast. Pending recertification repairs, special assessments or milestone inspection findings can affect value and lender appetite. Many owners actually use a HELOC to pay an assessment; have the association's letter ready.

Insurance matters too. The city says a large portion of Boca lies in FEMA's special flood hazard area, with new maps since December 20, 2024. Expect to show homeowners (or HO-6) coverage and flood coverage if your flood zone requires it.

To apply, have your latest mortgage statement, homeowners and flood declarations, two years of income documents (or bank statements if you are self-employed and go the non-QM route) and, for condos, the HOA contact. QMS Lending, an independent broker in Miami, FL (NMLS #1781090), shops HELOC and fixed second options across 100+ lenders in English and Spanish. Rates vary daily; call 305-425-1990 for today's pricing. All loans are subject to credit approval.