Port Isabel, TX Land for Sale

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Updated: Jun 26

Waterfront Development Land

South Shore lot: 16-18, Port Isabel, TX 78578

$1,185,000

Opportunity Zone waterfront offering with approx. 150' of frontage on the Intracoastal Waterway.
3 lots, each approx. 50' wide, adjacent to Swing Bridge in Port Isabel (Garcia St. and South Shore).
Water available at the property.
Located near the Brownsville Ship Channel and the Jetties in South Padre Island.
Close to the Gulf of Mexico and the Mexico border.

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Updated: Jun 25

Waterfront Development Land Parcel

South Shore lot: 15-19, Port Isabel, TX 78578

$1,875,000

250' of waterfront property on the Intracoastal Waterway in Port Isabel (South Shore Drive)
Docks are already in place and only need renovation
Deep water frontage with proximity to the Brownsville Ship Channel and the Gulf of Mexico
Possible uses include commercial or residential waterfront development
Cable service available

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Waterfront Lot in Port Isabel

South Shore lot: 6, Port Isabel, TX 78578

$395,000

0.17 AC lot

Prime waterfront lot with deep-water access and SpaceX views.

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Waterfront Land Parcel with Deep-Water Access

6-TBD South Shore, Port Isabel, TX 78578

$395,000

0.17 AC lot

Deep-water waterfront lot with direct Intracoastal frontage and Intracoastal gateway access for marine-minded development.

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Waterfront Lot in Port Isabel

South Shore lot: 5, Port Isabel, TX 78578

$395,000

0.17 AC lot

Deep-water access lot near industrial expansions and SpaceX views.

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Deep Water Channel Waterfront Lot

207 Anne Bonny lot: 4, Port Isabel, TX 78578

$180,000

0.17 AC lot

Build on a bulkheaded, docked waterfront lot with direct deep-water access to Laguna Madre Bay and the Gulf.

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Waterfront Lot in Pirates Cove

Anne Bonny lot: 29, Port Isabel, TX 78578

$296,000

0.33 AC lot

Rare waterfront lot with private dock and Gulf access.

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Waterfront Development Opportunity in Port Isabel

100 Port Rd, Port Isabel, TX 78578

$13,900,000

27.70 AC lot

27.7 acres with 3,260 feet of waterfront near South Padre.

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Waterfront Lot in Port Isabel

South Shore lot: 15, Port Isabel, TX 78578

$375,000

0.17 AC lot

Deep water access, SpaceX views, ideal for private estate.

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Commercial Lot in Port Isabel

Highway 100 lot: 3, Port Isabel, TX 78578

$325,000

0.16 AC lot

Commercial lot available in the center of Port Isabel, Texas.

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Waterfront Land with Private Dock

47-1209 Bass Ave, Port Isabel, TX 78578

$230,000

Cleared waterfront lot featuring a concrete bulkhead, private dock, boat lift, and elevated deck for direct canal access.

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Waterfront Lot with Dock

1209 Bass Ave lot: 47, Port Isabel, TX 78578

$230,000

0.11 AC lot

Waterfront lot with dock, boat lift, and deck.

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Waterfront Lots with Gulf Access

Tarpon Avenue, Port Isabel, TX 78578

$520,000

0.19 AC lot

Waterfront lots ideal for boating and coastal living.

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Waterfront Buildable Lot with Dock

1209 Bass Ave, Port Isabel, TX 78578

$230,000

Waterfront lot with a concrete bulkhead, private dock, boat lift, and elevated deck for direct Laguna Madre access.

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Waterfront Lot with Dock

106 Isabella Point Dr. lot: 49, Port Isabel, TX 78578

$230,000

0.07 AC lot

Waterfront lot with dock, boat slip, and boat lift.

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Interior RV Lot

538 W Clam Circle lot: 538, Port Isabel, TX 78578

$125,000

Interior lot in a gated, pet-friendly RV community with a concrete pad, storage shed, and mature palm trees.

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Waterfront Buildable Land Lot

68-69-1301 Tarpon Ave, Port Isabel, TX 78578

$280,000

Waterfront lot with direct access to a deep-water channel for custom boat-lift installation.

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Elevated Bayfront Waterfront Lot

North Shore lot: 27, Port Isabel, TX 78578

$450,000

0.14 AC lot

Elevated residential bayfront lot with direct water frontage and unobstructed views for building a coastal home or retreat.

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Port Isabel Retail Lot For Sale

1504 W Highway 100 - Lot 2, Port Isabel, TX 78578

$1,100,000

1.68 AC lot

1.68 acre retail lot near South Padre Island.

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Intracoastal Waterfront Land Lot

338 Sand Dollar lot: 338, Port Isabel, TX 78578

$220,000

0.06 AC lot

Improved intracoastal waterfront lot with direct water access, a new seawall, and dock infrastructure for coastal use.

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Waterfront Land Near SpaceX

Vacant land on Long Island, Port Isabel, TX 78578

$17,500,000

104.14 AC lot

104.14 acres of waterfront land in Opportunity Zone.

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Waterfront Residential Buildable Lot

1301 Tarpon Ave lot: 68,69, Port Isabel, TX 78578

$280,000

0.23 AC lot

Build a coastal home on a waterfront lot with direct access to a deep-water channel and Laguna Madre.

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Waterfront Residential Lot in Pirates Cove

Captain Kidd lot: 20, Port Isabel, TX 78578

$175,000

Waterfront lot in gated community with Gulf access.

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Port Isabel Land Opportunity

ABST260 - BORCH, Port Isabel, TX 78578

$90,000

30,423 sqft 0.70 AC lot

Undeveloped land near South Padre Island coastal corridor.

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Port Isabel, TX Land Market Trends and Statistics

Explore 72 land for sale in Port Isabel, TX, showcased through 47 active listings on our real estate platform. These investment opportunities span a total of 30,423 square feet of properties for sale, with an estimated market value of $90,000.

Sale prices for lots in Port Isabel, TX start at $90,000, averaging $90,000, and reaching up to $90,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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Top Commercial Asset Segments

Commercial property segments ranked by active listings on the market

Demographics Overview

Population 10K

Population Growth (5Y) -12.4%

Median Household Income $52,041

College Educated 34.6%

High-Yield Neighborhoods for Investment

Identify Port Isabel submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

Neighborhood	Average Price
78578	$1.3M

Taxes & Financing

Tax Rate (average for all types) 1.71%

Property Tax per SF $20.64 per SF

Tax Rate vs County Average 0.10 pp below county avg

Average Loan-to-Value 65.0%

Listings Trend

New vs delisted commercial listings in Cameron County

New Delisted

Total CRE Inventory on Market (SF)

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