This home's estimate is 32% higher than the average sale price ($1.11M) of 6 comparable homes.
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- Sale & tax history
- Property details
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331 9th St, Key Colony Beach, FL 33051
About this home
STATISTICAL Purposes Only Pool - 2 bedroom - 2 full & 1 half bath Boat Lift - 37.5 ft Canal Front

Redfin Estimate
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Market trends in Key Colony Beach, FL
Last updated October 2026
Buyer's Market
Seller's Market
Buyer's market
Provided by Redfin
Sale history for 331 9th St
$844/sq ft
$844/sq ft
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
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
Around this home
Schools
- K - 12
- Preschool & daycare
Public PreK-5 • Assigned • 4.6mi
Public 6-12 • Assigned • 3.7mi
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
Minimal risk of a flood reaching the building in the next 30 years
Unlikely to be in a wildfire in next 30 years
We're working on getting current and accurate heat risk information for this home.
99% chance of strong winds in next 30 years
0 unhealthy days expected this year, 0 days in 30 years
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.
Sell confidently with a local market expert in Key Colony Beach. 3 minutes to get started.
Nearby similar homes





Home values near 331 9th St
| Address | Redfin Estimate |
|---|---|
4 Beds | 5 Baths | 3080 Sq. Ft. | $2,950,437 |
3 Beds | 2.5 Baths | 2052 Sq. Ft. | $1,363,607 |
2 Beds | 2 Baths | 885 Sq. Ft. | $849,072 |
2 Beds | 2 Baths | 1056 Sq. Ft. | $831,616 |
3 Beds | 3 Baths | 2009 Sq. Ft. | $1,317,913 |
3 Beds | 2 Baths | 1591 Sq. Ft. | $1,354,927 |
3 Beds | 2 Baths | 1621 Sq. Ft. | $1,117,726 |
| Address | Redfin Estimate |
|---|---|
2 Beds | 2 Baths | 1260 Sq. Ft. | $966,597 |
3 Beds | 2.5 Baths | 2052 Sq. Ft. | $1,103,916 |
1 Beds | 1 Baths | 960 Sq. Ft. | $744,734 |
4 Beds | 3.5 Baths | 2290 Sq. Ft. | $1,419,701 |
2 Beds | 2 Baths | 1020 Sq. Ft. | $752,220 |
2 Beds | 1 Baths | 2150 Sq. Ft. | $1,409,191 |
4 Beds | 3.5 Baths | 2150 Sq. Ft. | $1,186,146 |
| Address | Redfin Estimate |
|---|---|
2 Beds | 2 Baths | 1056 Sq. Ft. | $780,203 |
2 Beds | 3 Baths | 1260 Sq. Ft. | $1,132,483 |
3 Beds | 2 Baths | 1205 Sq. Ft. | $838,890 |
3 Beds | 2 Baths | 1621 Sq. Ft. | $925,367 |
2 Beds | 2 Baths | 1200 Sq. Ft. | $822,512 |
2 Beds | 3 Baths | 2312 Sq. Ft. | $1,748,795 |
1 Beds | 1 Baths | 960 Sq. Ft. | $688,605 |
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