Northline

Northline Buildings 1, 2, 3, and 4 are new construction projects located at 408 E. San Gabriel Parkway in Leander, Williamson County. The development comprises four shell buildings with a combined area of 66,879 sq ft, registered with TDLR under the project name Northline. The estimated cost for this privately funded project is $8,000,000, resulting in a calculated cost of $120 per square foot.

The owner of record is ATX Northline, Ltd., while Enviroplan Architects & Planners serves as the design firm. Rob Roy Parnell is the registered accessibility specialist for the project. TDLR completed the plan review in June 2026, following a registration date of July 2025. Construction was scheduled to begin in September 2025, with a planned completion date of September 2026.

Project Scale and Location

This development is situated in a Leander area characterized by a median household income of $131,421 and a population of approximately 93,399, according to U.S. Census estimates for ZIP code 78641. The site is near existing businesses including Crust Pizza Co. - Leander, Great Clips, and Take 5 Oil Change. The project’s $8,000,000 estimated cost is above the county median for new construction, while its $120 per square foot rate is close to the county median of $110.

The scheduled build window of 365 days is longer than the county median of 245 days. ATX Northline, Ltd. has one other TDLR-registered project in Leander, while Enviroplan Architects & Planners has a closed project in Austin. The Williamson County unemployment rate was 4.1 percent in July 2026, higher than a year earlier.

TDLR has not yet recorded a final inspection, so the current state of the site is not confirmed in the public record. The status is listed as Review Complete, but the absence of a final inspection record means the physical completion of the buildings is not verified in the public data.