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3 bedsWith a pool
Homes Under $400K in Longboat Key, FL
48 listings

Homes Under $400K in Longboat Key, FL

Homes Under $400K in Longboat Key, FL

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24 of 48 Listings
Map

Homes Under $400K in Longboat Key, FL

24 of 48 Listings

  1. 2600 Harbourside Dr #C3 — photoNew4

Your local brokerage

TO

Thomas O'Leary

Realty.com

Lic. #BK3453168

Call Thomas
Active

$275,000

1 bd · 1 ba · 1,302 sqft

2600 Harbourside Dr #C3, Longboat Key, FL

Steven Koleno · BEYCOME OF FLORIDA LLC

  • 408 Gulf Of Mexico Dr #1206 — photo5Active

    $65,000

    — bd · 0 ba · — sqft

    408 Gulf Of Mexico Dr #1206, Longboat Key, FL

    Daniel Treiman · MICHAEL SAUNDERS & COMPANY

  • 408 Gulf Of Mexico Dr #2207 — photo5Active

    $49,000

    — bd · 0 ba · — sqft

    408 Gulf Of Mexico Dr #2207, Longboat Key, FL

    Daniel Treiman · MICHAEL SAUNDERS & COMPANY

  • 408 Gulf Of Mexico Dr #2114 — photo5Active

    $39,000

    — bd · 0 ba · — sqft

    408 Gulf Of Mexico Dr #2114, Longboat Key, FL

    Daniel Treiman · MICHAEL SAUNDERS & COMPANY

  • 2800 Harbourside Dr #E-21 — photo17Active

    $385,000

    — bd · 0 ba · — sqft

    2800 Harbourside Dr #E-21, Longboat Key, FL

    Jennifer Wilson · LBRE LLC

  • 2800 Harbourside Drive Dr #M-10 — photo20Active

    $289,000

    — bd · 0 ba · — sqft

    2800 Harbourside Drive Dr #M-10, Longboat Key, FL

    Jennifer Wilson · LBRE LLC

  • 3802 Gulf Of Mexico Dr #a203 — photoOpen house Sun, Oct 4 · 12:00 PM69Active

    $399,000

    2 bd · 2 ba · 1,007 sqft

    3802 Gulf Of Mexico Dr #a203, Longboat Key, FL

    Holly Switow · PREMIER SOTHEBY'S INTERNATIONAL REALTY

  • 96 Twin Shores Blvd — photo9Active

    $399,000

    2 bd · 2 ba · 758 sqft

    96 Twin Shores Blvd, Longboat Key, FL

    Kyle Adams · EVENTIDE REALTY LLC

  • 2600 Harbourside Dr #I-12 — photo16Active

    $200,000

    — bd · 0 ba · — sqft

    2600 Harbourside Dr #I-12, Longboat Key, FL

    Jennifer Wilson · LBRE LLC

  • 3453 Gulf Of Mexico Dr #200 — photo30Active

    $390,000

    1 bd · 1 ba · 876 sqft

    3453 Gulf Of Mexico Dr #200, Longboat Key, FL

    Kelly Baldwin · COLDWELL BANKER REALTY

  • 707 Saint Judes Dr S #1 — photoPrice Reduced60Active

    $364,000

    1 bd · 1 ba · 630 sqft

    707 Saint Judes Dr S #1, Longboat Key, FL

    Kristy Gentile · RE/MAX ALLIANCE GROUP

  • 2600 Harbourside Dr #Q-10 — photo15Active

    $225,000

    — bd · 0 ba · — sqft

    2600 Harbourside Dr #Q-10, Longboat Key, FL

    Jennifer Wilson · LBRE LLC

  • 36 Twin Shores Blvd — photoPrice Reduced46Active

    $139,000

    1 bd · 1 ba · 564 sqft

    36 Twin Shores Blvd, Longboat Key, FL

    Sharon Austin · PREMIER SOTHEBY'S INTERNATIONAL REALTY

  • 408 Gulf Of Mexico Dr #2126 — photo10Active

    $39,900

    — bd · 0 ba · — sqft

    408 Gulf Of Mexico Dr #2126, Longboat Key, FL

    Beverly St Hilaire · MICHAEL SAUNDERS & COMPANY

  • 2600 Harbourside Dr #O-07 — photo3Active

    $216,000

    — bd · 0 ba · — sqft

    2600 Harbourside Dr #O-07, Longboat Key, FL

    Jennifer Wilson · LBRE LLC

  • 2600 Harbourside Dr #P-05 — photo20Active

    $200,000

    — bd · 0 ba · — sqft

    2600 Harbourside Dr #P-05, Longboat Key, FL

    Heather Claridge · RIVER HILLS PROPERTIES, LLC B

  • 71 Twin Shores Blvd — photo12Active

    $395,000

    2 bd · 2 ba · 758 sqft

    71 Twin Shores Blvd, Longboat Key, FL

    Kyle Adams · EVENTIDE REALTY LLC

  • 2850 Gulf Of Mexico Dr #4 — photo37Active

    $325,000

    1 bd · 1 ba · 532 sqft

    2850 Gulf Of Mexico Dr #4, Longboat Key, FL

    Michael Renick PLLC · MANGROVE REALTY ASSOCIATES

  • 2600 Harbourside Drive #R-13 — photo19Active

    $400,000

    — bd · 0 ba · — sqft

    2600 Harbourside Drive #R-13, Longboat Key, FL

    Jennifer Wilson · LBRE LLC

  • 4350 Chatham Dr #105 — photoPrice Reduced54Active

    $307,000

    1 bd · 1 ba · 747 sqft

    4350 Chatham Dr #105, Longboat Key, FL

    Malihe Karimi · MICHAEL SAUNDERS & COMPANY

  • 3710 Gulf Of Mexico Dr #E22 — photo37Active

    $310,000

    1 bd · 1 ba · 680 sqft

    3710 Gulf Of Mexico Dr #E22, Longboat Key, FL

    Bill Shuttleworth · EDGEWATER REAL ESTATE, INC

  • 3804 Gulf Of Mexico Dr #B204 — photo28Active

    $339,000

    1 bd · 1 ba · 761 sqft

    3804 Gulf Of Mexico Dr #B204, Longboat Key, FL

    Shaun Cumston · STERLING REALTY

  • 2600 Harbourside Dr #H06 — photo31Active

    $250,000

    — bd · 0 ba · — sqft

    2600 Harbourside Dr #H06, Longboat Key, FL

    Mike Warm, LLC · PREMIER SOTHEBY'S INTERNATIONAL REALTY

  • 408 Gulf Of Mexico Dr #2112 — photo5Active

    $39,500

    — bd · 0 ba · — sqft

    408 Gulf Of Mexico Dr #2112, Longboat Key, FL

    Daniel Treiman · MICHAEL SAUNDERS & COMPANY

  • 12

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    Your local brokerage

    TO

    Thomas O'Leary

    Realty.com

    Lic. #BK3453168

    Call Thomas

    Listing data & MLS disclosures

    Stellar MLS
    Listings courtesy of Stellar MLS as distributed by MLS GRID. Based on information submitted to the MLS GRID. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Listing information is provided for consumers? personal, non-commercial use, solely to identify prospective properties for potential purchase; all other use is strictly prohibited and may violate relevant federal and state law. Information deemed reliable but not guaranteed. Copyright © 2026 MLS GRID. All Rights Reserved.

    Longboat Key, FL community profile

    Population
    8,489
    Median income
    $133,076
    Housing units
    10,273
    People per sq. mi.
    1,179
    Area
    7.2 sq. mi.

    Source: HJN community data

    Longboat Key housing market

    September 2026 · This period is still settling

    Selling at 93.9% of asking price

    Buyers here are paying below asking. MLS · 23 sales · as of Sep 29, 2026

    Homes on the market · MLS, as of Sep 27, 2026–Sep 29, 2026

    Median list price
    $995,500
    Homes for sale
    194
    Median days on market
    148 days

    Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Sep 11, 2026

    Median home size
    1,505 sq. ft.