AustinADU

ADU Rules & Activity in 78705

Analysis of Accessory Dwelling Unit potential in Austin ZIP Code 78705

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

Check Eligibility for a Property in 78705

Recent ADU Permits in 78705

2816 SAN PEDRO ST9/5/2025

Total Demo of ADU 816 sqft circa 2004

2907 BEANNA ST7/21/2025

Total Demo of ADU 384 sqft

Building a Backyard Home in 78705

ZIP code 78705 is seeing increasing interest in Accessory Dwelling Units (ADUs). Under the Austin HOME Initiative, any residential property in 78705 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 78705.

Learn More About Austin ADUs