WHISPER 3 BUILDING 3 SPEC TI - WINDOW NATION in San Marcos, TX

Whisper Industrial is a new 2,594 sq ft office space located at the intersection of Fortuna Rd and Susurro Pkwy in San Marcos, Texas. Filed under the name Whisper 3 Building 3 Spec TI - Window Nation, this project represents a specific tenant improvement rather than a standalone building. The estimated cost for this construction is $100,000, which translates to $39 per square foot. This figure places the project in the bottom quarter of estimated costs for new construction filings in Hays County, where the median is $950,000.

The owner of record is Greystar, a developer with five other TDLR-registered projects in San Marcos. These nearby filings include Suite 100, Suite 200, and Suite 300 in Building 3, as well as Building 4. Each of these related projects has an estimated cost between $468,650 and $476,400. Greystar has a total of $2,466,500 in registered projects in the area, indicating a consistent presence in the local commercial development market.

Powers Brown Architecture serves as the design firm of record for this project. The firm has six other TDLR-registered projects across Texas, with a combined value of $15,254,000. Their portfolio includes buildings in Houston, Leander, and Baytown. The registered accessibility specialist for this specific filing is Ernest G Taylor. The project is privately funded on private land for private use, consistent with the other Greystar developments in the vicinity.

Construction was scheduled to begin in February 2025, following plan review completion in January 2025. The filing listed an estimated completion date of August 2025. The scheduled build window for this project is 181 days, which is shorter than the county median of 274 days for similar new construction work. TDLR has not yet recorded a final inspection, so the current state of the site is not confirmed in the public record. The project status in the TDLR system is Review Complete.

Regional Context

The San Marcos area, specifically ZIP code 78666, has a population of about 87,775 according to U.S. Census ACS 2023 estimates. The median household income in this area is $55,478, and the median owner-occupied home value is $271,900. Housing in this ZIP code is mostly renter-occupied. Nearby registered projects include Center St, Howard Ranch Commercial, and Garlic Commons, all listed as new construction. The Hays County unemployment rate was 3.9 percent in August 2026, lower than a year earlier.