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Remodeling and Construction in Northwest Hills, Austin 78731

Tier One Builds remodels, adds on to and builds homes in Austin 78731, including Northwest Hills, Highland Park West and Highland Hills. Here is what we know about the homes and rules in this part of Austin.

Map of Austin ZIP code 78731, Northwest Hills, and the surrounding ZIP codes
ZIP code 78731 highlighted with the ZIP codes around it, home to our office.

Homes in Northwest Hills (78731)

Northwest Hills and Highland Park West are full of 1960s to 1980s homes on hilly lots, including many mid century modern and split level designs. Our office is in this ZIP, on Balcones Drive.

Neighborhoods in 78731 include Northwest Hills, Highland Park West, Highland Hills, Cat Mountain, Mount Bonnell Shores and Balcones Park.

Austin 78731 housing at a glance

More than half of the homes in Austin 78731 (51%) were built before 1980, far older than the Austin metro as a whole, where the median home dates from 2002. Houses this age often still have original electrical panels, older plumbing and single pane windows, so we check those systems before planning finishes.

Austin 78731 compared with the Austin metro
MeasureAustin 78731Austin metro
Median year homes were built19802002
Built before 198051%19%
Built in 2000 or later13%54%
Single family detached homes47%59%
Owner occupied53%58%
Median value of owner occupied homes$903,200$465,000
Housing units15,1631,042,843

Source: U.S. Census Bureau, American Community Survey 5 year estimates 2020–2024. Figures include apartments and condos and are survey estimates.

What to plan for in 78731

Limestone hills mean rock for pools and footings. Split levels and older mid century homes often need structural changes to open up layouts, plus updated electrical.

Permits for 78731

Building permits inside city limits come from the City of Austin Development Services Department. The HOME code changes of 2024 allow up to three units on most single family lots, and parking minimums were removed in 2023, which opens up ADUs and garage conversions. Trees 19 inches or more in diameter are protected, and homes in local historic districts such as Hyde Park need historic review for exterior changes. We confirm which office governs your exact address during the free consultation.

Common projects in 78731

  • Mid century home renovations
  • Kitchen and primary bath remodels
  • Decks on sloped lots
  • Pools

Services available in 78731

Frequently asked questions

Do you work in 78731?

Yes. 78731 is part of our Austin service area. The consultation and quote are free, and we meet you at the property.

Which neighborhoods in 78731 do you serve?

All of them, including Northwest Hills, Highland Park West, Highland Hills, Cat Mountain, Mount Bonnell Shores and Balcones Park.

What projects are common in 78731?

Mid century home renovations, Kitchen and primary bath remodels, Decks on sloped lots, Pools. We handle every service on our list here.

Nearby Austin ZIP codes

All of Austin · Every ZIP code we serve

Planning a project in 78731?

Free consultation and free quote. Financing options available. Serving the greater Austin metro.