CENTURY 21 Edge
← All of Longboat Key

Longboat Key homes $400K – $500K

28 active listings in Longboat Key, Florida

2600 HARBOURSIDE DRIVE UNIT L-11

$425,000

2600 HARBOURSIDE DRIVE UNIT L-11, LONGBOAT KEY

2600 HARBOURSIDE DRIVE UNIT R-13

$400,000

2600 HARBOURSIDE DRIVE UNIT R-13, LONGBOAT KEY

2600 HARBOURSIDE DR UNIT B-08

$425,000

2600 HARBOURSIDE DR UNIT B-08, LONGBOAT KEY

2800 HARBOURSIDE DRIVE UNIT D-16

$425,000

2800 HARBOURSIDE DRIVE UNIT D-16, LONGBOAT KEY

2600 HARBOURSIDE DR UNIT B-06

$425,000

2600 HARBOURSIDE DR UNIT B-06, LONGBOAT KEY

2600 HARBOURSIDE DRIVE UNIT L-05

$425,000

2600 HARBOURSIDE DRIVE UNIT L-05, LONGBOAT KEY

711 SPANISH DRIVE S UNIT 211

$450,000

711 SPANISH DRIVE S UNIT 211, LONGBOAT KEY

2 bd · 2 ba · 1,327 sqft

3453 GULF OF MEXICO DRIVE UNIT 237

$495,000

3453 GULF OF MEXICO DRIVE UNIT 237, LONGBOAT KEY

0 bd · 1 ba · 368 sqft

3453 GULF OF MEXICO DRIVE UNIT 242

$489,900

3453 GULF OF MEXICO DRIVE UNIT 242, LONGBOAT KEY

1 bd · 1 ba · 528 sqft

2600 HARBOURSIDE DRIVE UNIT C11

$479,500

2600 HARBOURSIDE DRIVE UNIT C11, LONGBOAT KEY

4370 CHATHAM DRIVE UNIT 304

$425,000

4370 CHATHAM DRIVE UNIT 304, LONGBOAT KEY

2 bd · 2 ba · 1,072 sqft

4390 EXETER DRIVE UNIT 107

$425,000

4390 EXETER DRIVE UNIT 107, LONGBOAT KEY

2 bd · 2 ba · 1,152 sqft

4340 FALMOUTH DRIVE UNIT D-204

$479,000

4340 FALMOUTH DRIVE UNIT D-204, LONGBOAT KEY

2 bd · 2 ba · 1,072 sqft

4340 FALMOUTH DRIVE UNIT 104

$474,999

4340 FALMOUTH DRIVE UNIT 104, LONGBOAT KEY

2 bd · 2 ba · 1,072 sqft

683 SPANISH DRIVE S UNIT 214

$450,000

683 SPANISH DRIVE S UNIT 214, LONGBOAT KEY

2 bd · 2 ba · 1,361 sqft

578 SPANISH DRIVE S

$499,000

578 SPANISH DRIVE S, LONGBOAT KEY

2 bd · 2 ba · 1,337 sqft

1945 GULF OF MEXICO DRIVE UNIT M2-402

$490,000

1945 GULF OF MEXICO DRIVE UNIT M2-402, LONGBOAT KEY

2 bd · 2 ba · 933 sqft

1935 GULF OF MEXICO DRIVE UNIT G7-304

$449,000

1935 GULF OF MEXICO DRIVE UNIT G7-304, LONGBOAT KEY

2 bd · 1 ba · 933 sqft

2600 HARBOURSIDE DRIVE UNIT B-13

$400,000

2600 HARBOURSIDE DRIVE UNIT B-13, LONGBOAT KEY

2600 HARBOURSIDE DRIVE UNIT C13

$489,500

2600 HARBOURSIDE DRIVE UNIT C13, LONGBOAT KEY

1930 HARBOURSIDE DRIVE UNIT 122

$499,000

1930 HARBOURSIDE DRIVE UNIT 122, LONGBOAT KEY

2 bd · 2 ba · 1,192 sqft

6700 GULF OF MEXICO DRIVE UNIT 143

$410,000

6700 GULF OF MEXICO DRIVE UNIT 143, LONGBOAT KEY

1 bd · 1 ba · 936 sqft

3710 GULF OF MEXICO DRIVE UNIT F2

$475,000

3710 GULF OF MEXICO DRIVE UNIT F2, LONGBOAT KEY

2 bd · 2 ba · 740 sqft

605 SUTTON PLACE UNIT 102

$485,000

605 SUTTON PLACE UNIT 102, LONGBOAT KEY

2 bd · 2 ba · 992 sqft

IDX information is provided exclusively for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed accurate by Stellar MLS.

CENTURY 21 Edge
© 2026 CENTURY 21® and the CENTURY 21 Logo are registered service marks owned by Century 21 Real Estate LLC. Sunseria Real Estate Group LLC d/b/a CENTURY 21 Edge fully supports the principles of the Fair Housing Act and the Equal Opportunity Act. Each office is independently owned and operated. Any services or products provided by independently owned and operated franchisees are not provided by, affiliated with, or related to Century 21 Real Estate LLC nor any of its affiliated companies.

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Stellar MLS / MFRMLSCopyright © MFRMLS.com. All information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information on this site was last updated September 22, 2026 at 6:03 PM UTC. The listing information on this page last changed on September 22, 2026 at 6:03 PM UTC. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of MFR MLS. Updated on September 22, 2026 at 6:03 PM UTC.

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Southeast Florida MLSCopyright Southeast Florida Multiple Listing Service © 2026. Accuracy of listing information is not guaranteed. Listing information is provided for personal consumer, non-commercial use, solely to identify potential properties for potential purchase. All other use is strictly prohibited, is a violation of the terms of use, and may violate federal and state law. Data Last Updated: September 22, 2026 at 6:03 PM UTC.

Space Coast AORThese listings are provided by the IDX Program of Brevard County, Florida. Real Estate listings held by brokerage firms other than CENTURY 21 Edge Central Florida are marked with the IDX Logo and detailed information about them includes the name of the listing brokers. IDX information is provided exclusively for consumers'' personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information deemed reliable but not guaranteed.

Beaches MLSAll information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided for consumer''s personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.