SOLD JAN 19, 2026

Off Market Jan 2026 for $1.3M

$1,456,654

Est. refi paymentEst. refi $9,868/mo

•

1,540

sq ft

331 9th St, Key Colony Beach, FL 33051

About this home

Single-familyProperty Type

1988Year Built

4,125 sq ftLot Size

$946Est. Price/Sq.Ft.

Listed by Karen Raspe • Ocean Sotheby's International

Bought with Karen Raspe • Ocean Sotheby's International

Redfin checked: a minute ago

•Source:FLKMLS #618215

Redfin Estimate

$1,456,654

$157K since sold in January 2026$14K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 27.6% higher than the average sale price ($1.14M) of 6 comparable homes.

SOLD JUN 3, 2026
$1,000,000
A
2 beds2 baths1,269 sq ft
580 9Th St, Key Colony Beach, FL 33051
SOLD APR 28, 2026
$1,300,000
B
2 beds3 baths1,256 sq ft
641 9th St, Key Colony Beach, FL 33051
SOLD MAR 31, 2026
$1,025,000
C
2 beds2 baths1,269 sq ft
590 9th St, Key Colony Beach, FL 33051
SOLD MAY 22, 2026
$1,100,000
D
3 beds3 baths1,511 sq ft
351 8Th St, Key Colony, FL 33051
SOLD DEC 1, 2025
$1,250,000
E
2 beds2 baths1,300 sq ft
470 9Th St, Key Colony Beach, FL 33051
SOLD APR 1, 2026
$1,175,000
F
2 beds2 baths1,433 sq ft
171 3rd St, Key Colony, FL 33051

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Earn from this home

Refinance

Est. cash available

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Rent

$3,110/mo

Redfin rental estimate

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Market trends in Key Colony Beach, FL

Last updated August 2026

Buyer's Market

Seller's Market

Buyer's market

Sale-to-List Price

95.3%

+0.0% MoM

Median sale price

$1.8M

$214K MoM

Avg. days on market

204d

20 days MoM

Recently sold homes

3 MoM

Provided by Redfin

Sale history for 331 9th St

Tax history for 331 9th St

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

4,125 Sq. Ft.

Year renovated

2003

Sq. Ft.

1,540

Year built

1988

Style

Single Family Residential

County

Monroe County

APN

0566 33 00075560000100

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 10, 2026.

Property details

Parking

Parking / Garage Information
Vehicle Storage: Garage, Trailer Storage, Off Street Parking, Guest Parking, Auto Door Opener

Interior

Interior Features
Interior Features: Drapes/Blinds Incl, Granite Counter Top, Walk-in Closet, Storage, Cathedral Ceilings
Flooring: Tile Floor
Windows/Doors: Impact Rstnce Window, Impact Rstnce Doors
Cooling/Heating: Central A/C, Ceiling Fans
Appliances: Washer, Microwave, Range, Refrigerator, Dishwasher, Dryer
Furnished: Unfurnished

Bathroom Information
# of Full Baths: 2
# of Half Baths: 1

Specialty Room Information
Specialty Rooms: Sun/Florida Room, Workshop

Exterior

Boat Slip/Dock Information
Dockage: Dock Length: 37
Dockage: Seawall: Concrete
Dockage: Boat Lift

Exterior Features
Exterior Features: Fencing
Has Pool
Pool Information: In Ground, Decked, Fiberglass
Porch/Balcony: Patio

Security
Patrolled Area

Property Features
On Waterfront
Waterfront Type: Canal Front
Waterview: Canal View

Property Information
Property Condition: Updated/Remodeled
Deed Restrictions: Unknown
Pets: Pets Allowed
Rentals Allowed: Yes
Min Rental Days: 7

Lot Information
Acres: 0.10
Zoning: R-2A - Key Colony Two Family
Land Size: Less Than 1/4 Acre
Control Depth: 5
Flood Zone: AE

Building Information
Year Built: 1,988
Sq. Ft. Source: Property Data Card
Building Style: Stories: 1
Building Style: Above Flood: Yes
Building Style: Stilt Column Height: Medium - 5Ft - 9Ft
Construction: CBS
Roof: Metal Roof

Subdivision/Neighborhood
Subdivision: Key Colony Bch 1st Addn Amd Plat (53.5)
Marathon Neighborhood: Marathon East - Gulf (Airport to Vaca)

Financial

Tax Information
Taxes: $3,617.50
Tax Year: 2,025
Tax Exemptions: Homestead

Utilities

Utility Information
Utilities: FKAA, Cable Available, Buyer to Verify, Municipal Sewer
Pre-Wired: Cable
Has Public Sewer Hook-up

Location

Homeowners Association Information
Association Info: 1st Right of Refusal: No
Association Info: Association Fee $: 0.00
Fee Includes: None

Location Information
Side: Ocean
Mile Marker: 53.50
Directions: Overseas Hwy Mile Marker 53.5 Turn at light onto Sadowski / KCB Causeway. Right onto W. Ocean Dr. Right onto 9th St - to #331 on Left

Neighborhood Features
Community Boat Ramp, Bike Paths, Airstrip, Beach, Tennis Courts

Public facts

Beds: 2
Baths: 3.0
Sq. Ft.: 1,540
Stories: 2.0
Lot Size: 4,125 square feet
Style: Single Family Residential
Year Built: 1988
Year Renovated: 2003
County: Monroe County
APN: 0566 33 00075560000100

Home facts updated by county records on Jul 10, 2026

Around this home

Schools

Stanley Switlik Elementary School

Public PreK-5 • Assigned • 4.6mi

5/10

Marathon School

Public 6-12 • Assigned • 3.7mi

5/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

Heat Factor

We're working on getting current and accurate heat risk information for this home.

10/10 Wind Factor

99% chance of strong winds in next 30 years

1/10 Air Factor

0 unhealthy days expected this year, 0 days in 30 years

Provided by First Street

Historical weather

Key Colony Beach, FL • 33051

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 10 hours in June and 7.3 hours in December, placing it above the U.S. average for solar exposure.

10 hrs

7.3 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.38M – $1.68M

Sell confidently with a local market expert in Key Colony Beach. 3 minutes to get started.

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Home values near 331 9th St

Data from public records.

Address	Redfin Estimate
321 & 331 9th Street, Key Colony Beach, FL 4 Beds \| 5 Baths \| 3080 Sq. Ft.	$2,999,045
341 9th Street, Key Colony Beach, FL 3 Beds \| 2.5 Baths \| 2052 Sq. Ft.	$1,265,340

Address	Redfin Estimate
361 9th Street, Key Colony Beach, FL 2 Beds \| 2 Baths \| 1260 Sq. Ft.	$1,007,386
351 9th Street, Key Colony Beach, FL 3 Beds \| 2.5 Baths \| 2052 Sq. Ft.	$1,077,116

Address	Redfin Estimate
311 9th Street, Key Colony Beach, FL 2 Beds \| 2 Baths \| 1056 Sq. Ft.	$781,575
371 9th Street, Key Colony Beach, FL 2 Beds \| 3 Baths \| 1260 Sq. Ft.	$1,146,721

Property information provided by FLKMLS when last listed in 2026. This data may not match . Learn more.

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