Funding type
This project involves public funds, public land, or is a Federally funded roadway project.
Trinity River Authority General Office Expansion
5101 S Collins Street, Arlington, TX, 76018
Trinity River Authority General Office Expansion is a new construction project at 5101 S Collins Street, Arlington, in Tarrant County, TX, tracked from its Texas Department of Licensing and Regulation (TDLR) registration. Under construction, estimated completion Jul 2028. The project has an estimated value of $54.0M across about 67,800 sq ft.
- Estimated project value
- $54.0M
About this figure
Estimated construction cost supplied in the TDLR filing. This is not a current property appraisal or a final construction invoice.
- Reported floor area
- 67,800 ft²
About this figure
Square footage reported for this scope of work. It may cover only part of a larger property.
- Estimated cost / ft²
- $796/sqft
About this figure
Calculated from this filing’s estimated cost divided by its reported square footage. Available only when both figures are supplied; it is not a market benchmark.
- Scheduled duration
- 2y 2mo
About this figure
The interval between the filed start and completion dates. These dates describe the proposed schedule and do not measure actual construction progress.
The project record
Project timeline
Explore filed milestones and scheduled dates. Open a milestone for its source.
4 timeline dates shown.
Project registered · TDLR filing
Registration of the project with the Texas Department of Licensing and Regulation.
Source: TDLR filing
View source recordReview complete · TDLR filing
The filing records completion of the accessibility review.
58 days after the preceding date shown.
Source: TDLR filing
View source recordScheduled construction start · Scheduled date
A date supplied in the filing; this does not confirm that work started or finished.
22 days after the preceding date shown.
Source: TDLR filing
View source recordScheduled completion · Scheduled date
A date supplied in the filing; this does not confirm that work started or finished.
794 days after the preceding date shown.
Source: TDLR filing
View source record
📰About Trinity River Authority General Office Expansion
Trinity River Authority is constructing a new 67,800-square-foot office complex at 5101 S Collins Street in Southeast Arlington. The project, filed as Trinity River Authority General Office Expansion, involves new construction of a two-story general office and a one-story field office with a mezzanine. Work started in May 2026 and is scheduled to finish in July 2028.
The estimated cost for this development is $54,000,000, which calculates to $796 per square foot. This figure is above the Tarrant County median of $120 per square foot for new construction filings. The total square footage of 67,800 sq ft is significantly larger than the county median of 8,182 sq ft. The scheduled build window of 794 days is longer than the county median of 214 days.
Design and Ownership
BRW Architects serves as the design firm of record for this project. The owner is the Trinity River Authority. The registered accessibility specialist is Marcela Abadi Rhoads. The project involves public funds and public land. TDLR completed plan review in May 2026. The status is Review Complete.
BRW Architects has six other TDLR-registered projects totaling $37,082,150. These include the Fleet Maintenance Building in Killeen, the Parks Maintenance Building in Killeen, the Police Headquarters in Killeen, Huffman Elementary School in Huffman, and Woodrow Wilson HS in Dallas. The ZIP code 76018 has a population of about 26,887 and a median household income of $84,183.
Nearby businesses include Arlington Resale Too, Arlington Pediatrics, Aviation Maintenance Professionals, and Arlington Fire Station #12. Other registered projects in the area include Arlington Business Center B1, A20 Logistics Center, Costco Wholesale, EOS Fitness, and Bowie HS. The Tarrant County unemployment rate was 4.7 percent in June 2026. This project is a significant addition to the Southeast Arlington commercial landscape.
Review Complete
Design review complete, construction may proceed
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Trinity River Authority General Office Expansion is a New Construction project located at 5101 S Collins Street, Arlington, TX 76018 in Arlington, Texas. The project has an estimated value of $54.0M covering 67,800 sq ft. Trinity River Authority is the property owner and BRW Architects is the design firm of record. The project was registered with TDLR on March 10, 2026.
Frequently Asked Questions
When is the Trinity River Authority office expansion scheduled to finish?
Construction started in May 2026 and is scheduled to finish in July 2028 according to the TDLR filing.
How much does the Trinity River Authority office project cost?
The estimated cost is $54,000,000 for the new 67,800-square-foot office complex in Arlington.
Who is the architect for the Trinity River Authority expansion?
BRW Architects is the design firm of record for this new construction project.
Is the Trinity River Authority office open for business?
The project is under construction with a completion date of July 2028. It is not yet open.
Where is the Trinity River Authority general office located?
It is located at 5101 S Collins Street in Southeast Arlington, Tarrant County.
What is Trinity River Authority General Office Expansion?
Trinity River Authority General Office Expansion is a new construction project at 5101 S Collins Street in Arlington, Texas, registered with the Texas Department of Licensing and Regulation (TDLR). Scope of work: new 54,000 SF 2 story general office, and new 13,000 SF 1 story with mezzanine field office
Is Trinity River Authority General Office Expansion open in Arlington?
Trinity River Authority General Office Expansion is still under construction in Arlington, TX, with an estimated completion of Jul 2028 according to its TDLR registration.
Where is Trinity River Authority General Office Expansion located?
Trinity River Authority General Office Expansion is located at 5101 S Collins Street, Arlington, TX, 76018, in Tarrant County.
Who is the owner or developer of Trinity River Authority General Office Expansion?
Trinity River Authority is the property owner/developer of record for Trinity River Authority General Office Expansion, per its TDLR project registration.
Who is the architect or design firm for Trinity River Authority General Office Expansion?
BRW Architects is the design firm of record for Trinity River Authority General Office Expansion, according to its TDLR filing.
How much does Trinity River Authority General Office Expansion cost and how big is it?
Trinity River Authority General Office Expansion has an estimated construction value of $54.0M and approximately 67,800 square feet (about $796/sqft), based on its TDLR filing.
Scope of Work
new 54,000 SF 2 story general office, and new 13,000 SF 1 story with mezzanine field office
Note: This project is registered under the Texas Accessibility Standards (TAS) program. TDLR registration is required for commercial and public facility construction to ensure compliance with accessibility requirements under Texas Government Code Chapter 469.
Location & views
5101 S Collins Street, Arlington, TX, 76018
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