Orange water-filled barriers and excavation equipment mark active construction at the intersection of Ronald Reagan Boulevard and Hero Way, where RM 2243 is being reconstructed into a controlled-access highway with frontage roads. (Jessica McLaren/Community Impact)
Seeing construction signs or detours across Leander and Liberty Hill? From Ronald Reagan Boulevard to RM 2243, road construction is reshaping how drivers navigate through Leander and Liberty Hill, with projects at various stages addressing the area's rapid growth, particularly along the Hwy. 29 corridor.
Check out these transportation updates from city, county and state transportation sources to plan your route:
Upcoming projects
Seward Junction Loop North reconstruction
Project: Reconstruction of Seward Junction North Loop in two segments connecting US 183, Hwy. 29, and CR 260, CR 213 corridors.
Update: Schematic design has been completed. Construction is expected to begin this summer.
Timeline: east: summer 2026-early 2028; west: TBD
Cost: east: $47.3 million; west: $16.2 million
Funding source: Williamson County 2023 road bond
CR 201 reconstruction
Project: Reconstruction of CR 201 from CR 200 to Umbrella Sky, including shoulders and turn lane improvements.
Update: Preliminary design is complete. Construction is expected to begin this fall.
Timeline: fall 2026-fall 2027
Cost: $16 million
Funding source: Williamson County road and bridge program
CR 279, Bagdad Road improvements
Project: Realignment and reconstruction of CR 279, Bagdad Road from Loop 332 to CR 281 at the Leander city limits, including added lanes and a 10‑foot shared‑use path for bicyclists and pedestrians.
Update: Right of way has been acquired, utilities are being relocated, and design is expected to be completed by this summer.
Timeline: early 2027-late 2028
Cost: $57.3 million
Funding source: 2019 Williamson County road bond
Freedom River Parkway East and West
Project: Construction of new east-west roadway connections from Hwy. 29 to RM 1869 and from Bagdad Road, CR 279 to Hwy. 29, improving Liberty Hill bypass connectivity.
Update: Both projects remain in the design phase through 2026 as part of the Liberty Hill bypass connectivity network.
Timeline: early 2027-early 2029
Cost: east: $36.3 million; west: $61.5 million
Funding source: Williamson County 2023 road bond
CR 175 widening
Project: Widening from south of Creek Meadow Cove to RM 2243 is expected to improve capacity and regional connectivity.
Update: The Phase 2 preliminary design is complete, and design completion is expected later this year.
Timeline: summer 2027-late 2028
Cost: $42.8 million
Funding source: Williamson County 2023 road bond
CR 214 extension
Project: Two bidirectional lanes will be added to extend CR 214 from Lariet Loop, South Hemingway Loop to US 183 over the San Gabriel River.
Update: Design expected to be completed later this year.
Timeline: summer 2027-early 2029
Cost: $2.3 million
Funding source: 2023 Williamson County road bond
Ongoing projects
Ronald Reagan Boulevard lane widening
Project: Widening approximately 7 miles from FM 3405 to Hwy. 29, including separated northbound and southbound roadways.
Update: Construction is underway.
Timeline: August 2024-summer 2027
Cost: $52.4 million
Funding source: Williamson County 2019 road bond
Construction barricades block lanes at San Gabriel Parkway in Leander, where crews are extending the roadway eastward to Ronald Reagan Boulevard. The $7 million project is expected to wrap up in February 2027. (Jessica McLaren/Community Impact)
San Gabriel Parkway extension
Project: Extending San Gabriel Parkway eastward from Isaias Drive to West Ronald Reagan Boulevard between Palmera Ridge and Palmera Bluff subdivisions as an arterial roadway.
Update: Construction is ongoing; a traffic signal at San Gabriel Parkway and Ronald Reagan Boulevard is expected to be operational in 2026.
Timeline: January 2025-February 2027
Cost: $7 million
Funding source: city of Leander certificates of obligation bonds
Legacy Ranch Drive expansion
Project: Expanding approximately 0.6 miles from Seward Junction North Loop, also known as CR 258 and CR 260, to a CR 258 extension east of US 183, including new signals, pavement improvements, and turn lanes serving a future Liberty Hill ISD site.
Update: Contractors broke ground March 6.
Timeline: March 2026-summer 2026
Cost: $1.4 million
Funding source: Williamson County 2023 road bond
RM 2243, Hero Way controlled-access highway
Project: Reconstructing and widening RM 2243 and Hero Way into a divided controlled-access highway from 183A Toll to Southwest Bypass, including frontage roads in both directions.
Update: Initial phase construction began in late January, including frontage road work from 183A Toll to Garey Park. Phase 2A is expected to begin in fall 2027.
Timeline: early 2026-early 2028
Cost: $132 million
Funding source: Williamson County 2019 road bond
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