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Highway Frontage Storefront Building
For Sale
$599,000

505 E Highway 100, Port Isabel, TX 78578

Located along Highway 100 with a layout suited to retail, office, or service businesses.

Property Size3,080 SF
Price / SF$194.48
Days on Market84

Property Features for 505 E Highway 100

General Information

Standard status Active
Size 3,080 SF
Property subtype Commercial

Site & Location

Highway Access Yes
Road Access Yes

Building Details

Year Built 1996
Listing Agency: RE/MAX Elite
Listed By: Angel Torres · License #240_139
Source: Troygilesrealty
Added: Jul 25 Changed: Sep 13 Last Checked: Aug 31 at 1:12AM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of RE/MAX Elite

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Investment Insights

Based on property information with market context.

This storefront property at 505 E Highway 100 presents a commercial building with a spacious interior layout and a range of stated use possibilities, including retail, office, and service-oriented businesses. The building was constructed in 1996.

Its position along Highway 100 provides direct roadway access and exposure to local and visitor traffic in Port Isabel. The property is located at 505 E Highway 100, Port Isabel, TX 78578, within the area’s commercial corridor.

Key Highlights

  • Storefront property at 505 E Highway 100, Port Isabel, TX 78578
  • Positioned along Highway 100 with direct roadway access
  • Layout supports retail, office, or service‑based business uses

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$29,308
Cap Rate
4.89%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$586,160 $586.2K
Cap Rate 7%
$418,686 $418.7K
Cap Rate 9%
$325,644 $325.6K
Market Conditions
NOI Build-Up for 3,080 SF
Gross rent
$44.4K $14.40/SF
− Vacancy
−$2.5K −$0.81/SF
EGI
$41.9K $13.59/SF
− OpEx
−$12.6K −$4.08/SF
NOI
$29.3K $9.52/SF
Area
Cameron County, TX
Vacancy
5.60%
Lease Rate
$14.40 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$586,160
Cap Rate 7%
$418,686
Cap Rate 9%
$325,644

Alternative Uses

Best Use
Retail
$418.7K
$366.4K – $488.5K (±1% cap)
NOI $29,308 @ 7.0% cap · market cap 4.89%
Second Best
—
—
no second resolved use
Theoretical Best
Healthcare Medical
$530.3K
$464.0K – $618.7K (±1% cap)
NOI $37,123 @ 7.0% cap · market cap 6.20%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

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Current Use

Storefront properties

Suggested Use

Top Pick HVAC Service Furniture & Home Goods Auto Parts Store Storage Facility Pet Grooming Service Hair Salon

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

Yes
Highway access
Yes
Paved road access

Location Intelligence

Trade Area within ½ mile

628
Businesses Nearby
19k
Monthly Visits Nearby
Balanced
Demand for This Use

Foot Traffic Nearby

Shops & Services 68% Dining 28% Electronics 4%
QuikStop Shops & Services
7,839 visits/mo 0.1 miles
Stripes Shops & Services
3,435 visits/mo 0.3 miles
Little Caesars Pizza Dining
3,049 visits/mo 0.1 miles
Pizza Hut Dining
2,210 visits/mo 0.5 miles
Watermill Express Shops & Services
1,307 visits/mo 0.4 miles

Demographics for 78578, TX

10,076
Population
6,391
Households
1.6
Avg Household Size
45
Median Age
24%
College-Educated
83%
High-School Grad
57.0 sq mi
ZIP Area
177
Density / Sq Mi
$52,041
Median Household Income
$36,896
Median Earnings
$763
Median Rent
$193,700
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Retail in South region

7% 2020
6.2% 2021
5.1% 2022
4.8% 2023
4.9% 2024
5.4% 2025

Similar Off Market Nearby

  • Bridgeview Flowers & Gifts — 134 S Shore Dr, Port Isabel, TX 78578

Frequently Asked Questions

What type of property is this?
Storefront property - Located along Highway 100 with a layout suited to retail, office, or service businesses.
Where is this storefront property located?
The property is located at 505 E Highway 100 Port Isabel, TX.
What is the asking price?
The asking price for this property is $599,000.
What are key features of this property?
This property features: Storefront property at 505 E Highway 100, Port Isabel, TX 78578; Positioned along Highway 100 with direct roadway access; Layout supports retail, office, or service‑based business uses
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