AustinADU

ADU Rules & Activity in 78703

Analysis of Accessory Dwelling Unit potential in Austin ZIP Code 78703

3
Total ADUs Permitted
3
Built in Last 2 Years
35ft
Max Height Limit

Check Eligibility for a Property in 78703

Recent ADU Permits in 78703

2103 TOWER DR11/13/2025

Total demo of ADU 656 sq ft circa 1947 ***The building shall not be demolished until after the contractor has fulfilled the neighbor notification requirements outlined in Steps 5 & 6 of the Demolition webpage.***

2805 BONNIE RD7/30/2025

Total Demo of ADU 460 sqft

1109 W 9TH ST7/22/2025

Remodel a detached ADU.

Building a Backyard Home in 78703

ZIP code 78703 is seeing increasing interest in Accessory Dwelling Units (ADUs). Under the Austin HOME Initiative, any residential property in 78703 with a lot of at least 2,500 sqft can build:

  • Up to 3 residential units per lot
  • ADUs with no size limit (subject to 40% coverage)
  • Two-story units up to 35 feet tall

Use the search tool above to verify the specific zoning and lot size for any address in 78703.

Learn More About Austin ADUs