Altamonte Springs Flood Zones by Neighborhood

Flood zone decides two things for a buyer in Altamonte Springs: whether a lender will require flood insurance, and roughly what it costs. FEMA maps every parcel into a zone — X (and B/C) is low-to-moderate risk with no mandatory coverage; A-series zones (A, AE, AH, AO) are the Special Flood Hazard Area, the 1%-a-year floodplain, where coverage is mandatory with a federally backed mortgage. This page samples the listing addresses in each neighborhood against the current FEMA layer so you can see the pattern before you fall for a house.

Across 10 Altamonte Springs neighborhoods and 126 listing addresses checked against the FEMA National Flood Hazard Layer, 95% of addresses sit outside the Special Flood Hazard Area (Zone X), 5% are in A-series high-risk zones. 0 neighborhoods are majority high-risk; 7 sampled entirely outside the SFHA. In a high-risk zone, flood insurance is required with any federally backed mortgage and Florida’s Citizens policies now require it regardless of zone (all policies by 2027).

Buying? Search homes for sale in Altamonte Springs, FL

Selling? What’s my home worth?

Check the exact address on the FEMA Flood Map Service Center before you make an offer.

Flood is a separate policy from homeowners insurance; for the homeowners side, see the cost of home insurance in Altamonte Springs (county Citizens average, ZIP by ZIP).

Altamonte Springs neighborhoods ranked by flood exposure

Share of sampled addresses by FEMA zone group. Sorted by high-risk share; n is the number of distinct addresses checked (minimum 8).

NeighborhoodOutside SFHA (X)A-series (high risk)V-series (coastal)Addresses
Lake Harriet Estates75%25%—8
Spring Oaks87%13%—23
Spring Lake Hills88%12%—16
Sanlando Longwood100%0%—17
Sanlando Springs Longwood100%0%—17
Oakland Village100%0%—10
cranes roost villas100%0%—10
Destiny Springs Condo100%0%—9
Crescent Place At Lake Lotus Condominium100%0%—8
Montgomery Square100%0%—8

Sampled entirely outside the flood hazard area

Sanlando Longwood, Sanlando Springs Longwood, Oakland Village, cranes roost villas, Destiny Springs Condo, Crescent Place At Lake Lotus Condominium, Montgomery Square.

How to read this

These are shares of listing addresses we have checked, not parcel counts, and FEMA revises maps; a neighborhood at 0% can still contain a low lot. Always verify the specific address at msc.fema.gov. Source: FEMA National Flood Hazard Layer, address-level lookups compiled by Momentum Research, October 2026.

Using these figures? Link to this page as the source so readers can see the live numbers; they refresh from Momentum Realty’s MLS and county data (as of 2026-11-13). Suggested attribution:
<a href="https://movewithmomentum.com/altamonte-springs-flood-zones-by-neighborhood">Altamonte Springs Flood Zones by Neighborhood: FEMA Map & Insurance — Momentum Realty</a>
Press and data requests: jon@movewithmomentum.com · Florida Housing Intelligence

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Common questions

Which Altamonte Springs neighborhoods are in a flood zone?

Of the 10 neighborhoods sampled, 0 are majority high-risk (A or V zones): none. The table above lists every sampled neighborhood with its share.

Do I need flood insurance in Altamonte Springs?

Yes if the home is in an A- or V-series zone and you have a federally backed mortgage; Florida Citizens policyholders need it regardless of zone by 2027. In Zone X it is optional but often inexpensive.

How accurate is this?

It is address-sampled from 126 listing coordinates against the current FEMA layer, with a minimum of 8 addresses per neighborhood. Verify the exact parcel on the FEMA Flood Map Service Center before relying on it.