455 Old Port Isabel Rd is a 720 square foot house on a 0.32 acre lot with 2 bedrooms. Based on Redfin's Brownsville data, we estimate the home's value is $103,110.
Single-familyProperty Type
1990Year Built
0.32 acresLot Size
$143Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$103,110
$7,000 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 49.5% lower than the average sale price ($204K) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$1,997 (−9.3%)
$70,000 + $27,593
$97,593
2024
$2,201 (−1.3%)
$70,000 + $27,882
$97,882
2023
$2,230 (−7.2%)
$70,000 + $28,459
$98,459
2022
$2,403 (+0.3%)
$70,000 + $23,820
$93,820
2021
$2,397 (−0.8%)
$70,000 + $24,248
$94,248
2020
$2,416 (−1.0%)
$70,000 + $24,675
$94,675
2019
$2,440 (−2.7%)
$70,000 + $24,890
$94,890
2018
$2,507 (−0.2%)
$70,000 + $25,318
$95,318
2017
$2,512
$70,000 + $25,745
$95,745
Tax history for 455 Old Port Isabel Rd
Year
Property tax
Land + Additions
Assessment*
2025
$1,997 (−9.3%)
$70,000 + $27,593
$97,593
2024
$2,201 (−1.3%)
$70,000 + $27,882
$97,882
2023
$2,230 (−7.2%)
$70,000 + $28,459
$98,459
2022
$2,403 (+0.3%)
$70,000 + $23,820
$93,820
2021
$2,397 (−0.8%)
$70,000 + $24,248
$94,248
2020
$2,416 (−1.0%)
$70,000 + $24,675
$94,675
2019
$2,440 (−2.7%)
$70,000 + $24,890
$94,890
2018
$2,507 (−0.2%)
$70,000 + $25,318
$95,318
2017
$2,512
$70,000 + $25,745
$95,745
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
CC
Corridor Commercial District
The Corridor Commercial (CC) district is intended primarily to provide sites for locally serving office, retail, personal service, and businesses. Development should be compatible in scale, character, and intensity with adjacent neighborhoods while having convenient access to both pedestrians and automobiles. The district's standards are intended to maintain adjacent residential areas. This district could be located adjacent to residential uses and along some of the city's commercial corridors. This district may include some residential uses as transitions between commercial uses and existing neighborhoods or to encourage more infill redevelopment on underutilized commercial sites along sections of some aging corridors in the city such as Boca Chica, International Blvd., etc.
Permitted uses
Include but are not limited to:
General retail
Retail-Grocery
Restaurant
Housing-Multiple units
Housing-Senior
Housing-Student
Self-Storage / mini-Storage
Hotel / motel
Mixed use
Office
Dec 9, 2022 • Final
Historical converted
Install a new electrical meter loop and new circuits.
Electrical
Electric meter
Dec 9, 2022 • Final
Historical converted
Work on electrical systems.
Electrical
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Heating & Cooling
Heating Fuel Type: Gas
Heating Type: Gas
Exterior
Exterior Information
Foundation Type: Pier
Exterior Wall: Weatherboard
Roof Shape Type: Gable
Building Type: Residential
Property Information
Subdivision Name: VALLON RESUBD
Living Sq. Ft: 720
Ground Floor Sq. Ft: 720
# of Stories: 1
Legal Description: LOT 3 BLK 1 VALLON RESUBD
Lot Information
# of Buildings: 2
Land Sq. Ft: 14,000
Legal Lot Number: 3
Legal Block Number: 1
School Tax District: BROWNSVILLE ISD
Municipality Type: CBR
Municipality Name: BROWNSVILLE
Acres: 0.3214
Depth Footage: 140
Front Footage: 50
Zoning Code: AC
State Use Description: REAL RESIDENTIAL SINGLE FAMILY
Utility Information
Sewer Type: Public
Financial
Assessor Information
Assessment Year: 2025
Tax District County: CAMERON COUNTY
Public facts
Beds: 2
Baths: —
Sq. Ft.: 720
Stories: 1.0
Lot Size: 0.32 acres
Style: Single Family Residential
Year Built: 1990
Year Renovated: 1990
County: Cameron County
APN: 07-1960-0010-0030-00
Home facts updated by county records on Aug 5, 2026
Around this home
Schools
Perez Elementary School
Public PreK-5 • Assigned • 0.3mi
7/10
Oliveira Middle School
Public 6-8 • Assigned • 0.6mi
5/10
Hanna High School
Public 9-12 • Assigned • 0.7mi
5/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
4/10 Flood Factor
Estimated 19-29% chance of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
9/10 Heat Factor
6 days above 111° expected this year, 22 days in 30 years
9/10 Wind Factor
99% chance of strong winds in next 30 years
3/10 Air Factor
2 unhealthy days expected this year, 3 days in 30 years
Provided by First Street
Historical weather
Brownsville, TX • 78521
Average low and high temperatures (°F)
70
54
77
60
84
66
85
72
90
76
92
80
94
80
94
79
91
77
89
72
85
67
78
62
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10 hours in
June and 4.1 hours in December, which is comparable to the
U.S. average for solar exposure.