For sale

$875,000

70 7th St, Key Colony Beach, FL 33051

2beds

1,036sqft

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Half Duplex, Single Family Residence

Built in 1959

4,356 Square Feet Lot

$836,600 Zestimate^®

$845/sqft

$-- HOA

What's special

Corian countertopsStunning open water viewsWhirlpool stainless steel appliances

Island living meets boating paradise in this updated 2-bedroom, 2-bath half-duplex in Key Colony Beach. Positioned on one of the island's widest canals, the home offers stunning open water views and exceptional maneuvering space with no homes directly across the canal. Inside, the home features Corian countertops, Whirlpool stainless steel appliances, a Rheem tankless hot water heater, and an energy-efficient multi-split Daikin A/C system. A brand-new 2025 Whirlpool washer and dryer add modern convenience. Boaters will love the ability to dock a vessel up to 50 feet, with conduit already installed for future dockside water and electric. With quick access to both the Atlantic Ocean and Gulf through Vaca Cut, your next fishing or sunset cruise is always minutes away. Ideally located directly across from the Key Colony Beach Golf Course and nearby tennis, pickleball, bocce courts, and playground, this property offers the perfect blend of waterfront relaxation and active island living.

102 days

572

32

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Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 2
Bathrooms: 2
Full bathrooms: 2

Heating

Electric

Cooling

Central Air, Ceiling Fans(s)

Appliances

Included: Washer, Stainless Steel Appliance(s), Microwave, Oven, Refrigerator, Dishwasher, Dryer

Features

Built-in Cabinets, Quartz Countertops, Storage
Flooring: Tile, Laminate
Doors: Impact Rstnce Doors
Windows: Window Treatments, Impact Rstnce Window
Furnished: Yes

Interior area

Total interior livable area: 1,036 sqft

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Property

Parking

Parking features: Open, Off Street
Has uncovered spaces: Yes

Features

Levels: Ground Level
Patio & porch: Open Porch/Balcony, Patio
Exterior features: Storage
Has view: Yes
View description: Canal
Has water view: Yes
Water view: Canal
Waterfront features: Canal Front, Waterfront, Dock: Composite

Lot

Size: 4,356 Square Feet
Features: Less Than 1/4 Acre

Details

Parcel number: 00078240000000
Zoning: R-2A
Zoning description: Key Colony Two Family

Construction

Type & style

Home type: SingleFamily
Property subtype: Half Duplex, Single Family Residence
Attached to another structure: Yes

Materials

CBS
Roof: Metal

Condition

Updated/Remodeled
New construction: No
Year built: 1959

Utilities & green energy

Sewer: Municipal Sewer, Public Sewer
Utilities for property: FKAA, Buyer to Verify, Cable Connected

Community & HOA

Community

Features: Tennis Court(s), Bike Paths, Other
Security: Smoke Detector(s), Patrolled Area
Subdivision: Key Colony Bch Yacht (53.5)

HOA

Has HOA: No
Services included: None

Location

Region: Key Colony Beach

Financial & listing details

Price per square foot: $845/sqft
Tax assessed value: $694,980
Annual tax amount: $6,601
Date on market: 3/16/2026
Listing terms: Cash,Conventional

Estimated market value

$836,600

$795,000 - $878,000

$4,201/mo

Price history

Date	Event	Price
3/16/2026	Listed for sale	$875,000+237.2%$845/sqft
Source: MLKAR #619085 Report a problem
7/1/2011	Sold	$259,500-0.2%$250/sqft
Source: FLKMLS #553903 Report a problem
4/28/1998	Sold	$260,000$251/sqft
Source: Public Record Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	$6,601 +2.9%	$622,855 +10%
2024	$6,418 +8.9%	$566,232 +10%
2023	$5,893 +11.1%	$514,756 +12.1%
2022	$5,302 +14.1%	$459,040 +10%
2021	$4,648 +7%	$417,309 +3.9%
2020	$4,346	$401,565 -4.5%
2019	$4,346 -2.7%	$420,533 +12.7%
2018	$4,465 +13.8%	$373,060 -12.6%
2017	$3,922 -3.1%	$426,961 +22.2%
2016	$4,047 +5.2%	$349,282 +0.1%
2015	$3,849	$349,105

Find assessor info on the county website

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HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.

Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.

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