Florida Flood Coverage Gap Calculator
Flood is never part of a homeowners or condo policy in Florida — it is always a separate policy, and most of those policies come from the NFIP, which has a hard ceiling written into federal law. Enter what your building and contents are actually worth and this tool shows you the part the federal program will not pay.
NFIP stands for the National Flood Insurance Program — the federal flood insurance program administered by FEMA. You buy it through an ordinary insurance agent, not from the government directly, so many people hold an NFIP policy without ever having heard the acronym. What matters here is that its limits are set by federal statute rather than by the carrier: $250,000 for the building and $100,000 for contents on a single-family home. No carrier can sell you more NFIP coverage than that.
Left uninsured by the NFIP
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Enter your rebuild cost and contents value above.
Why the cap bites harder here
The $250,000 building limit is federal. It is the same number in Hollywood, Broward County as it is in rural Missouri, and it is not indexed to local construction costs, property values, or the fact that you are rebuilding to a Florida wind code. It has been the ceiling for decades.
That is the whole problem in one sentence: the cap is national and flat, while South Florida rebuild costs are neither. Plenty of homes across Miami-Dade, Broward and Palm Beach simply cannot be reconstructed for $250,000, which means the owner of a fully insured NFIP home can still be several hundred thousand dollars short after a total loss.
Two things make this less theoretical than it sounds. Roughly a third of NFIP claims come from outside high-risk flood zones, so “I’m not in a flood zone’’ is not the protection people take it for — we covered that in our comparison of flood versus homeowners coverage. And from January 1, 2027, every Citizens policy with wind coverage must carry flood insurance, which means a large share of South Florida homeowners are about to hold a flood policy whether they had one before or not. Holding one and understanding its ceiling are different things.
Condominiums work differently — and that matters in South Florida
If you own a condo unit, the building is not yours to insure. Your association buys a Residential Condominium Building Association Policy — an RCBAP — covering the entire structure including the units. Its maximum limit is the lesser of the building’s full replacement cost or $250,000 multiplied by the number of units.
For most buildings the per-unit multiplier is generous enough that replacement cost is the binding number. But where the building’s replacement cost exceeds that multiplier, the association is capped below what the building is worth, and the shortfall does not stay with the association. It arrives as a special assessment divided among unit owners — and a unit owner’s own NFIP policy typically covers only about $1,000 of a loss assessment. If that mechanism sounds familiar, it is the same one we wrote about in Florida condo special assessments, arriving by a different route.
Switch the tool to Condo unit and it will estimate your share of that gap alongside your own contents exposure.
The three gaps in that number
The figure the calculator returns is made of separate pieces, and they behave differently:
- Building above $250,000. A straight ceiling. Nothing you can do inside the NFIP raises it — the fix is an excess or private flood policy sitting above or instead of it.
- Contents above $100,000 — and a second, quieter issue underneath it. NFIP contents are settled at actual cash value, meaning depreciated value rather than what replacement costs today. A ten-year-old sofa pays like a ten-year-old sofa. So even under the $100,000 cap, the check can fall short of the bill.
- Loss of use: zero, always. The NFIP provides no additional living expense coverage at all. Not a reduced amount — none. After a flood, the months you spend living somewhere else are entirely out of pocket, whatever your building and contents limits are. For most households this is the gap that hurts soonest, because it starts costing money the same week.
NFIP and private flood, side by side
| NFIP | Private flood, typically | |
|---|---|---|
| Building limit | $250,000 maximum | Higher limits available |
| Contents limit | $100,000 maximum | Higher limits available |
| Contents settlement | Actual cash value | Replacement cost often available |
| Loss of use | Not covered | Frequently included |
| Waiting period | 30 days, narrow exceptions | Around 14 days |
| Availability | Almost any address in a participating community | Depends on the address and the carrier’s appetite |
Private flood terms vary by carrier and by address; this column describes what is commonly available in Florida, not a guarantee. Some properties price or place better with the NFIP, which is why both belong in the comparison.
Frequently asked questions
What is the NFIP?
The National Flood Insurance Program — the federal flood insurance program run by FEMA. It is sold through ordinary insurance agents rather than by the government directly, which is why plenty of people hold an NFIP policy without recognizing the name. Its coverage limits are set by federal statute, not by the carrier: $250,000 building and $100,000 contents on a single-family home.
Do the NFIP limits apply in South Florida?
Yes, and identically. The caps are federal, so they are the same in Miami-Dade, Broward and Palm Beach as anywhere else in the country, with no adjustment for local construction costs or property values. That is exactly why the gap tends to be wider here than in most of the United States.
What are the limits for a condo unit owner?
The association’s RCBAP covers the building, capped at the lesser of full replacement cost or $250,000 per unit. Your own NFIP policy covers interior improvements and up to $100,000 of contents. Coverage for a special assessment after a flood loss to common elements is typically limited to about $1,000.
Does the NFIP pay for somewhere to live while my home is repaired?
No. There is no loss-of-use or additional living expense coverage under an NFIP policy at all. Temporary housing after a flood is out of pocket regardless of your limits. Many private flood policies do include it, and it is often the largest practical difference between the two.
Is private flood better than the NFIP?
It depends on the address. Private flood can offer higher limits, replacement cost on contents, loss of use, and a shorter waiting period, sometimes at a lower premium in lower-risk zones. The NFIP is standardized and available almost everywhere, and on some properties it is the better or the only option. The answer comes from quoting both for the specific building.
How soon can coverage start?
A new NFIP policy generally carries a 30-day waiting period, with narrow exceptions such as coverage bought in connection with a loan closing. Private flood is commonly shorter, around 14 days. Either way, once a storm has a name it is too late — carriers freeze new business as a named storm approaches Florida.
See what closing the gap actually costs.
Send us the address and we’ll quote the NFIP and the private flood market side by side, including excess flood above a $250,000 limit you already have. No obligation.
This tool is for general education, not insurance advice. It estimates gaps from the figures you enter and does not account for deductibles, coinsurance, zone-specific rating, or your policy’s actual terms. NFIP limits and rules are set by FEMA and can change; condominium limits depend on your association’s policy. See our Disclaimers and Editorial Policy.