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331 9th St, Key Colony Beach, FL 33051 Property Records

Monroe County property record for 331 9th St, Key Colony Beach, FL 33051

Property Summary

Property TypeSingle Family Home
Details2 bd · 3 ba · 1,540 sqft · built 1988
Lot Size0.094 acres (4,125 sqft)
OwnerCompany Name on File
Last Sale$1,300,000 (Jan 2026)
Tax Bill$3,581 (2024)
Deeds & MortgagesJan 2026 Sale
Aug 2023 Reverse Mortgage
Flood ZoneZone AE (high risk)
APN00075560-000100

Property Details

APN / Parcel Number

Primary APN00075560-000100
Alternative APNs
  • 05663300075560000100
  • 8731523

Interior

Bedrooms2 Beds
Full Baths3 Baths
Stories2 Stories
Building Area1,540 sqft Living Area
1st Floor Area1,540 sqft
FlooringConcrete/Cement
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1988
Effective Year BuiltEffective 2003
Exterior MaterialOther
Construction TypeMasonry / Concrete Block
Foundation TypePile
Roof TypeGable/Hip
Roof MaterialMetal
Lot Area4,125 sqft (0.094 acres)
Garage Area561 sqft

Exterior Amenities

PorchOpen Porch
Porch Area510 sqft
Deck Area312 sqft
Patio Area1,097 sqft
FenceFence
Boat AccessBoat Access

Utilities, Heating & Cooling

Cooling SystemHVAC
Heating SystemForced Air

Location & Zoning

Account Number8731523
Old Parcel Number05663300075560000100
Street Address331 9TH ST
CityKEY COLONY BEACH
StateFL
Zip33051
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionKEY COLONY BEACH FIRST ADD AMENDED PLAT PB4-11 SHELTER KEY N 1/2 LOT 12 BLK 10 OR473-952 OR811-1590 OR988-610 OR1039-1687
Legal Range33E
Legal Township66S
Legal Section05
Legal SubdivisionKEY COLONY BEACH 1ST ADD
Legal Block10
Legal Lot Number12
JurisdictionMONROE FL
Township / Civil DivisionMIDDLE KEYS
Census Block Group1
Census Block1012
Census Tract971001

Owner

331 9th St is owned by a company that bought it in January 2026 and is owner-occupied.

Source: Monroe County records, as of February 5, 2026

Owner of RecordCompany Name on File
Mailing Address6467 SW 10TH TER, WEST MIAMI, FL 33144-4913
OccupancyOwner Occupied
Owner TypeCompany

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

DateDocument
Jan 13, 2026Warranty Deed, Transfer
ATTORNEY ONLY, ATTORNEY
Aug 28, 2023Deed of Trust, Mortgage · Reverse Mortgage
MUTUAL OF OMAHA MORTGAGE INC

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJan 13, 2026 · Amount on File
Deed SaleJan 13, 2026 · Amount on File
Deed Document Number2528395
Deed Book / Page3361 / 2474
Record UpdatedJun 8, 2026

January 2026: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionMONROE FL
Recording DateJan 13, 2026
Property Address331 9TH ST, KEY COLONY BEACH, FL 33051
Document Number0033612474
Book / Page3361 / 2474
Map ReferenceMB 4 PG 11
Instrument DateJan 6, 2026
Instrument2528395
Transaction TypeTransfer
Record UpdatedFeb 6, 2026
Title CompanyATTORNEY ONLY, ATTORNEY

Transaction

AmountAmount on Record
Tax$9,100.00
Amount AccuracyRounded by County
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
AddressPO BOX 510104, KEY COLONY BEACH, FL 33051-0104

Transferred To (Grantee/Buyer)

NameVerified Name
Address6467 SW 10TH TER, WEST MIAMI, FL 33144-4913

August 2023: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionMONROE FL
Property Address331 9TH ST, KEY COLONY BEACH, FL 33051
Transaction TypeMortgage
Record UpdatedSep 19, 2023

Transferred To (Grantee/Buyer)

NameVerified Name
Address331 9TH ST, KEY COLONY BEACH, FL 33051

Mortgage

Document Number0032400577
DateAug 28, 2023
Book Page3240/577
Instrument2429907
Lender
NameMUTUAL OF OMAHA MORTGAGE INC
TypeMortgage Company
AddressSAN DIEGO, CA 92108
Agreement
TypeReverse Mortgage
AmountAmount on Record
Interest
Rate TypeAdjustable Rate
Rate8.34%
AdjustableAdjustable Rate Rider
Type Change DateOct 1, 2023
Change FrequencyMonthly
Index1-Year T-Bill
Max Rate13.3%

Tax Assessment & Valuation

Source: Monroe County assessment roll, as of July 1, 2025

Property Jurisdictions

TypeName
StateFlorida
CountyMonroe County
MunicipalityKey Colony Beach City
Unified School DistrictMonroe County School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$364,184$970,119 Land $486,750 Building $483,369
2024$3,581.00 (+4.74%)
2023$3,419.00 (+3.89%) Homeowner's exemption$343,613 (+3%)$931,640 (+28.55%) Land $474,375 Building $457,265
2022$3,291.00 Homeowner's exemption$333,605$724,746 Land $379,500 Building $345,246

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

FEMA maps place 331 9th St in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.

Source: FEMA National Flood Hazard Layer, effective September 24, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone AE
high risk
100-Year FloodplainYes
1% annual chance
FloodwayNo
Base Flood Elevation6.0 ft
Flood Insurance RequirementRequired
federally backed loans
Flood Insurance CostPremium on File
median of 558 individual policies
Community Rating SystemClass 6 (20% premium discount)
Nearby Flood Policies967 units insured
incl. 409 condo units
Nearby Flood Claims861 (1979–2026)
Claims Outside the SFHA1 of 861
Most Recent ClaimFeb 2026 · other causes
Claims by Event
  • Hurricane Irma, Sep 2017 · 469 claims
  • Hurricane Wilma, Oct 2005 · 45 claims
  • Hurricane Georges, Sep 1998 · 250 claims

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

The area around 331 9th St has no burnable land within ember reach, so its wildfire risk is not rated.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskNot rated
no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Internet Providers

Source: FCC Broadband Data Collection, based on 515 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber		5,000 / 5,000
Xfinity
Cable		2,000 / 250
T-Mobile
Fixed Wireless		100 / 20

May also be available: Verizon.

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