Home addition cost in Austin (2026)

The typical home addition in Austin was valued at $132,000 on its city permit (middle half: $50,000 to $250,000), across 162 home additions with city permits issued from October 2021 to September 2026.

$132,000median value on the city permit, not the price you will payMiddle half: $50,000 to $250,000162 home additions, 2021 to 2026

How the values spread

Share of home additions in Austin by the value on the permitMedian $132,000. Under $50,000: 38 jobs (23%); $50,000 to $100,000: 25 jobs (15%); $100,000 to $150,000: 21 jobs (13%); $150,000 to $200,000: 17 jobs (10%); $200,000 to $250,000: 15 jobs (9%); $250,000 to $300,000: 9 jobs (6%); $300,000 to $350,000: 9 jobs (6%); $350,000 to $400,000: 8 jobs (5%); $400,000 and over: 20 jobs (12%).23%15%13%10%9%6%6%5%12%Median $132,000$0$100k$200k$300k$400k+
Share of home additions in Austin by the value on the permit: 162 home additions, from October 2021 to September 2026. The dashed line is the median; half of all jobs fall between $50,000 and $250,000.
The numbers behind the chart
Value on the permitJobsShare
Under $50,0003823%
$50,000 to $100,0002515%
$100,000 to $150,0002113%
$150,000 to $200,0001710%
$200,000 to $250,000159%
$250,000 to $300,00096%
$300,000 to $350,00096%
$350,000 to $400,00085%
$400,000 and over2012%

Home addition contractors with the most jobs in Austin

RankContractorJobsContact
1Cg&s Construction, Inc. Dba: Cg&s Design-build
23
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2Green Bay Remodeling, Inc
18
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3Together Design & Build
16
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By ZIP code

The 1 ZIP codes with the most home additions valued on the permit (at least 20 each).

ZIP codeJobsMedianMiddle half
7870420$150,000$100,000 to $300,000

By year

YearJobsMedianMiddle half
202260$130,000$50,000 to $212,000
202334$120,000$38,000 to $315,000
202420$145,000$74,000 to $204,000

What the records show

  • Share of jobs in each budget range: under $100,000: 39% (63 of 162); $100,000 to $250,000: 33% (53 of 162); $250,000 to $500,000: 21% (34 of 162); over $500,000: 7% (12 of 162).
  • The median was $130,000 in 2022 (60 jobs) and $145,000 in 2024 (20 jobs), up 12%.

Every figure here is the job value written on the city permit, not the price paid. Permit values usually run below the final price, so get more than one quote. Values under $1,000 are placeholders and are left out. Median and middle half: half of the jobs were valued above the median; the middle half runs from the 25th to the 75th percentile. Source: Austin issued construction permits, from October 2021 to September 2026. Data updated September 24, 2026. The same figures as data: addition.json.