Funding type
This project is privately funded, on private land for private use.
Medical Office - Suite 301 in Houston, TX
427 W. 20th St. Suite 301, Houston, TX, 77008
Medical Office - Suite 301 is a renovation/alteration project at 427 W. 20th St. Suite 301, Houston, in Harris County, TX, tracked from its Texas Department of Licensing and Regulation (TDLR) registration. Construction complete (TDLR inspection passed Jan 2026). The project has an estimated value of $225K across about 2,046 sq ft.
- Estimated project value
- $225K
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
- 2,046 ft²
About this figure
Square footage reported for this scope of work. It may cover only part of a larger property.
- Estimated cost / ft²
- $110/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
- 3 months
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.
5 timeline dates shown.
Project registered · TDLR filing
Registration of the project with the Texas Department of Licensing and Regulation.
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.
17 days after the preceding date shown.
Source: TDLR filing
View source recordInspection complete · TDLR filing
The filing records completion of the accessibility inspection.
91 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.
Same day as the preceding date shown.
Source: TDLR filing
View source recordProject closed · TDLR filing
The project record was closed in TDLR.
333 days after the preceding date shown.
Source: TDLR filing
View source record
📰About Medical Office - Suite 301
Medical Office - Suite 301 at 427 W. 20th St. in Houston is a completed interior renovation. This 2,046-square-foot project converted an existing clinic space into a clinic spec suite for private use. The work was registered with the Texas Department of Licensing and Regulation (TDLR) in November 2024 and finished in March 2025.
427 W. 20th, LLC served as the owner of record for this $225,000 renovation. JZ Interior Design, LLC was the design firm of record, and William T Winning acted as the registered accessibility specialist. The project was privately funded on private land. TDLR closed the project file in January 2026, which marks the end of the accessibility review process for this construction.
Scope and Cost
The scope of work for Medical Office - Suite 301 involved the interior renovation of the existing clinic. The estimated cost of $225,000 translates to approximately $110 per square foot. This figure is above the Harris County median of $80 per square foot for similar renovation and alteration filings. The total cost is close to the county median of $250,000 for this project type.
The scheduled build window was 91 days, from the start in December 2024 to completion in March 2025. This duration is close to the Harris County median of 92 days for renovation projects. The final inspection passed in March 2025, confirming the work met required standards before the file was closed.
Owner and Location Context
427 W. 20th, LLC has five other TDLR-registered projects in Houston totaling $3,260,611. These include renovations at 427 W 20th and Heights Medical Tower. JZ Interior Design, LLC has six other registered projects totaling $3,059,800, including work at 1001 McKinney Street and HeightsMED.
The project is located in the 77008 ZIP code, which has a population of about 40,155 people. The median household income in this area is $142,414, and the median owner-occupied home value is $609,300. City of Houston permit records show five permits on file at this street address issued between January 2026 and June 2026, including clinic office buildouts and remodels.
Project Closed
Project has been completed and closed
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Medical Office - Suite 301 is a Renovation/Alteration project located at 427 W. 20th St. Suite 301, Houston, TX 77008 in Houston, Texas. The project has an estimated value of $225K covering 2,046 sq ft. 427 W. 20th, LLC is the property owner and JZ Interior Design, LLC is the design firm of record. The project was registered with TDLR on November 15, 2024.
Frequently Asked Questions
Is the renovation of Medical Office - Suite 301 complete?
Yes. The final inspection passed in March 2025. TDLR closed the project file in January 2026, marking the end of the accessibility review process.
Who owned and designed this project?
427 W. 20th, LLC was the owner of record. JZ Interior Design, LLC was the design firm, and William T Winning was the registered accessibility specialist.
What was the estimated cost of the work?
The estimated cost was $225,000. This works out to $110 per square foot for the 2,046-square-foot suite.
When did construction start and finish?
Construction started in December 2024 and was completed in March 2025. The final inspection passed in March 2025.
Is the business open?
The TDLR record confirms the construction and accessibility review are complete. It does not state whether the business is open for operations.
What is Medical Office - Suite 301?
Medical Office - Suite 301 is a renovation/alteration project at 427 W. 20th St. Suite 301 in Houston, Texas, registered with the Texas Department of Licensing and Regulation (TDLR). Scope of work: Interior renovation of an existing clinic being turned into a clinic spec suite.
Is Medical Office - Suite 301 open in Houston?
Construction on Medical Office - Suite 301 is complete — TDLR records show the project passed its required accessibility inspection in Jan 2026. The building is finished and very likely open.
Where is Medical Office - Suite 301 located?
Medical Office - Suite 301 is located at 427 W. 20th St. Suite 301, Houston, TX, 77008, in Harris County.
Who is the owner or developer of Medical Office - Suite 301?
427 W. 20th, LLC is the property owner/developer of record for Medical Office - Suite 301, per its TDLR project registration.
Who is the architect or design firm for Medical Office - Suite 301?
JZ Interior Design, LLC is the design firm of record for Medical Office - Suite 301, according to its TDLR filing.
How much does Medical Office - Suite 301 cost and how big is it?
Medical Office - Suite 301 has an estimated construction value of $225K and approximately 2,046 square feet (about $110/sqft), based on its TDLR filing.
Scope of Work
Interior renovation of an existing clinic being turned into a clinic spec suite.
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
427 W. 20th St. Suite 301, Houston, TX, 77008
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Related Projects
Same Owner
$8.8M totalRelated City Permits
Building permits found at or near this location
1,542 SF. CLINIC OFFICE BUILDOUT 1-7-1-B-B 2021 IBC NFPA 13
3,356 SF. CLINIC OFFICE REMODEL 1-7-1-B-B 2021 IBC SPK/FA
REMODEL 1,150 S/F OFFICE LEASE 1-7-1-B-B SPR / FA 2021 IBC
3,073 SF. OFFICE REMODEL 1-7-1-B-B 2021 IBC SPK/FA
650 SF NEW GENERATOR 1-7-1-B-B '21 IBC
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