Scaling a Florida Rental Portfolio: Past 4 Doors, Past 10, and Beyond
Program and regulatory figures verified July 24, 2026. Details change; confirm your scenario with us.
Every Florida portfolio hits the same three walls: the conventional property-count cap, the reserves that climb with it, and tax returns that stop telling the story. Each has a clean answer, and foreign capital has its own path.
How many financed properties can I have?
Ten, conventionally. Fannie Mae's B2-2-03 allows up to 10 financed properties per borrower when the new loan is on a second home or investment property. The claim that you can only have four mortgages describes policy that ended in 2009. What climbs as you grow is the reserve requirement, measured against the aggregate unpaid balance of your other financed properties: 2% at 1–4 financed properties, 4% at 5–6, and 6% at 7–10. Eligibility standards also tighten at 7 and up. Past ten, or well before it once returns and reserve math get heavy, DSCR takes over: no agency property-count cap exists, and each property qualifies on its own rent-to-payment ratio. Our usual sequencing is conventional while it's cheapest and your returns cooperate, DSCR from there. The mechanics: the DSCR guide, and the entity structure most portfolios adopt in the LLC guide.
The 2–4 unit lane
Duplexes through fourplexes are still residential financing: one loan, one address, multiple rent checks. Plan on 25% down as the common floor on investment 2–4 unit, conventional or DSCR. The 2026 conforming limit is $832,750 for one-unit properties in 66 of Florida's 67 counties; Monroe County, the Keys, is the state's only high-cost county at $990,150, and 2–4 unit limits run higher on the published FHFA table. On the DSCR side, every unit's rent counts toward the ratio, which is why a fourplex often clears 1.0 where a same-price single-family doesn't, and why small multifamily near the bases and hospitals is a durable Florida play.
Foreign-national buyers, and the SB 264 rules stated accurately
Florida is the number-one U.S. state for international buyers, with 21% of a $56B market in NAR's 2025 profile, and financing exists for it: DSCR-style foreign-national programs need no U.S. credit score or Social Security number on many structures, with 25–30% down, reserves on the deeper end, and foreign bank assets documented rather than moved. Title can vest in a U.S. entity, typically a Florida LLC with a foreign member. On the legal side, get the framing right. SB 264 restricts purchases by persons from 7 countries of concern near military installations and critical infrastructure and on agricultural land, with the broadest rules for Chinese principals. It does not ban foreign buyers generally: buyers from Canada, Brazil, the United Kingdom, and most of the world are unaffected. The Shen v. Simpson challenge closed in November 2025 and the law is enforceable (as of July 2026). This is general information, not legal advice; a Florida real estate attorney should confirm any specific buyer's situation and sign the required affidavits at closing.
Portfolio practice notes from our Florida files
Three habits that keep scaling smooth. Keep leases, insurance declarations, and tax bills in one folder per property, because reserve calculations touch all of them at every closing. Watch the property-tax reassessment on each acquisition: Florida resets a purchased property's assessment to market value, so the seller's low tax bill is not the one you'll pay (the tax guide has the detail). And shop insurance early on every deal, because in Florida the premium is the input most likely to move a ratio.
No pressure, no obligation, and no salesy follow-up: a 20-minute call with our team, real numbers, and a straight answer on whether the deal pencils.
Frequently asked questions
How many financed properties can I have with conventional loans?
Up to 10 per borrower under Fannie Mae B2-2-03 for second-home and investment purchases. Reserve requirements climb with the count: 2% of the aggregate balance of your other financed properties at 1–4, 4% at 5–6, and 6% at 7–10. The four-property limit people still cite ended in 2009.
What happens when I hit the 10-property cap?
DSCR financing takes over: no agency property-count cap exists, and each property qualifies on its own rent against its own payment. Many investors switch earlier than 10, when conventional reserve math and tax-return documentation get heavier than DSCR's simpler file. The crossover point is a numbers question we can run for your portfolio.
Can a foreign national buy Florida investment property, and does the foreign-buyer ban affect me?
Florida is the #1 international-buyer state, and financing exists: many DSCR-style programs need no U.S. credit or Social Security number, with 25–30% down. SB 264 restricts purchases by persons from 7 countries of concern near military sites and on farmland; it does not ban foreign buyers generally. The Shen v. Simpson challenge closed in November 2025. Confirm with a Florida attorney.
How much down do I need on a Florida duplex or fourplex?
25% is the common floor on investment 2–4 unit property, conventional or DSCR. Every unit's rent counts toward qualifying, so a fourplex often clears the 1.0 ratio where a same-priced single-family can't. The 2026 one-unit conforming limit is $832,750 statewide, except $990,150 in Monroe County, the Keys.
Mike Certo · NMLS #260555 · Cornerstone First Mortgage NMLS #173855 · Equal Housing Lender. Educational content, not a loan commitment and not legal, tax, or insurance advice. City and county STR rules, tax figures, and insurance requirements change; verify current requirements with the city, your association, your CPA, or a Florida real estate attorney before you buy. Loans are subject to buyer and property qualification.