Bay Insulation Systems
General contractor in San Marcos, TX 78666
About this company
Bay Insulation Systems is listed as a general contractor at 111 E McCarty Ln in San Marcos, Texas, in Hays County. It is one of 72 general contractors in ZIP 78666.
Other construction companies nearby
Jecker Field Services3413 Hunter Rd, San Marcos
0.9 mi(512) 470-7335
D.R. Horton208 Fairfax Ave, San Marcos
1.2 mi(830) 444-4979
C&D Eccentric Renovations LLC2631 Rolling Oaks, San Marcos
1.2 mi(512) 738-2233
Texas Greenbuilder102 Wonder World Dr, San Marcos
1.6 mi(979) 212-6000
Pavestone Co1900 Clovis R Barker Rd, San Marcos
1.7 mi(512) 558-7283
Housing market around ZIP 78666
Figures describe the local area, not this company.
Typical home value$309,000−2.9% past year · +44% in 10 years
Typical rent$1,418+0.8% past year
12-month value outlook−1.7%
New homes permitted, 20254,595Hays 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: Hays County permitted 4,595 new homes in 2025, including 436 apartment units. 46% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.