Cornerstone Site Services
Construction company in Round Rock, TX 78665
About this company
Cornerstone Site Services is listed as a construction company at 4801 University Blvd in Round Rock, Texas, in Williamson County. Federal motor carrier records list 12 drivers and 16 trucks for the company. It is one of 28 general contractors in ZIP 78665.
Other construction companies nearby
Navcon Group4801 University Blvd, Round Rock
0.1 mi(512) 531-2800
KB Home3711 Riardo Dr, Round Rock
0.6 mi(737) 327-4242
Jaimes Concrete124 S Glen Cv, Hutto
1.4 mi(512) 210-7923
AllDone Construction5949 Chandler Rd, Hutto
1.5 mi(737) 257-6861
Solid Group LLC716 CR-105 Spur, Hutto
1.7 mi(512) 241-9263
Housing market around ZIP 78665
Figures describe the local area, not this company.
Typical home value$390,000−6.1% past year · +41% in 10 years
Typical rent$1,691+2.6% past year
12-month value outlook−2.0%
New homes permitted, 20254,956Williamson County
Days to sale agreement60Austin metro · 67 a year ago
Listings with a price cut30.1%Austin metro
Sale price vs list97.3%Austin metro
New construction sales890Austin metro, Aug · +5% from last year
Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.
Typical home value, last 10 years
Source: Zillow Home Value Index, Sep 2026.
Local building angle: Williamson County permitted 4,956 new homes in 2025, including 996 apartment units. 85% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.