Austin Underground Inc

Excavation contractor in Jonestown, TX 78645

About this company

Austin Underground Inc is listed as an excavation contractor based in Jonestown, Texas, in Travis County. Federal motor carrier records list 5 drivers and 11 trucks for the company. It is one of 3 excavation and demolition companies in ZIP 78645.

Other excavation and demolition companies nearby

Texas Earthworks19203 Terrace Mountain Dr, Jonestown

(512) 267-9968

Fleet size

Drivers5

Trucks11

Last federal filing: Feb 2026. Source: FMCSA.

Strong market, crowded fieldArea profitability for excavation and demolition in ZIP 78645

Housing demand87

Sales pace, new listings and new construction. Source: Zillow

Customer spending power85

Household income and home values

Room for another company15

More crowded than 85% of US ZIPs

Scored against every US ZIP. An index of local conditions, not this company's results.

County context

One of 46 excavation and demolition companies in Travis County, TX.

1,179 general contractors in Travis County, TX.

All 2,522 construction companies in Travis County, TX.

ZIP 78645 at a glance

Population: 15,256 (181 per sq mi)
Median age: 54
Households: Median income $113,008 · 54% earn six figures
Housing: 91% owner-occupied
Workforce: 55% labor-force participation · 5.1% unemployment

ZIP figures are US Census estimates for the ZIP area, not the company.

Housing market around ZIP 78645

Figures describe the local area, not this company.

Typical home value$412,000−3.7% past year · +45% in 10 years

Typical rent$1,953+0.2% past year

12-month value outlook−2.0%

New homes permitted, 202515,059Travis 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: Travis County permitted 15,059 new homes in 2025, including 9,780 apartment units. 59% of the homes in this ZIP were built since 2000.

Local figures are estimates from public records and Zillow housing data, updated regularly.