General Insulation Company
General contractor in Round Rock, TX 78665
About this company
General Insulation Company is listed as a general contractor at 598 Greenhill Dr in Round Rock, Texas, in Williamson County. It is one of 28 general contractors in ZIP 78665.
Other construction companies nearby
Fore Construction150 Texas Ave, Round Rock
0.6 mi(512) 904-0790
MH Painting & Drywall2100 Willowbend Dr, Round Rock
0.8 mi(512) 775-4488
Peiffer Custom Homes1717 N Mays St, Round Rock
0.8 mi(512) 791-6768
Built on the Rock Industries9 Lake Dr, Round Rock
1.0 mi(512) 670-2201
M. J. Sheridan of Texas7 Indian Meadows Dr, Round Rock
1.1 mi(512) 615-5810
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.