For sale

Price cut: $125K (3/31)

$1,000,000

1503-1509 Seminary St, Key West, FL 33040

2beds

1,640sqft

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Single Family Residence

Built in 1943

7,530 Square Feet Lot

$975,100 Zestimate^®

$610/sqft

$-- HOA

What's special

Full remodelSpacious layoutComplete redesign

Opportunity awaits in the heart of Midtown Key West! This rare double-lot offering includes two side-by-side parcels with endless potential for redevelopment or renovation.1503 Seminary Street features a 2-bedroom, 1-bathroom single-family home built in 1943 with 1,160 sq. ft. of living area. The home offers a spacious layout ready for your personal touch -- ideal for a full remodel or a complete redesign.1509 Seminary Street currently includes a small structure in need of teardown, providing a clean slate for new construction, expansion of the adjacent home, or the creation of a private compound.Zoned residential and centrally located just minutes from beaches, shopping, dining, and Old Town, this is an exceptional investment for builders, developers, or anyone looking to create their own Key West .

242 days

272

7

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Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 2
Bathrooms: 1
Full bathrooms: 1

Appliances

Included: No Appliances

Interior area

Total interior livable area: 1,640 sqft

Property

Features

Water view: None
Waterfront features: None, Dockage: None

Lot

Size: 7,530 Square Feet
Features: Less Than 1/4 Acre

Details

Zoning: SF
Zoning description: Single Family

Construction

Type & style

Home type: SingleFamily
Architectural style: Other Bldg Style
Property subtype: Single Family Residence

Materials

Frame

Condition

Year built: 1943

Utilities & green energy

Sewer: Public Sewer
Utilities for property: FKAA, Buyer to Verify

Community & HOA

Community

Subdivision: Monroe Investement Co Sub (2.0)

HOA

Has HOA: No
Services included: None

Location

Region: Key West

Financial & listing details

Price per square foot: $610/sqft
Annual tax amount: $10,586
Date on market: 10/28/2025

Estimated market value

$975,100

$926,000 - $1.02M

$4,204/mo

Price history

Date	Event	Price
3/31/2026	Price change	$1,000,000-11.1%$610/sqft
Source: Key West AOR #617066 Report a problem
2/26/2026	Price change	$1,125,000-8.2%$686/sqft
Source: Key West AOR #617066 Report a problem
1/21/2026	Price change	$1,225,000-3.9%$747/sqft
Source: Key West AOR #617066 Report a problem
12/16/2025	Listed for sale	$1,275,000$777/sqft
Source: FLKMLS #617066 Report a problem
10/31/2025	Contingent	$1,275,000$777/sqft
Source: Key West AOR #617066 Report a problem
10/28/2025	Listed for sale	$1,275,000$777/sqft
Source: Key West AOR #617066 Report a problem

Public tax history

Tax history is unavailable.

Monthly payment

Est. payment

Payment breakdown

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All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.

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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