How much does it cost to build an ADU? Here are 3 different techniques to estimate your ADU cost.
The cost of Accessory Dwelling Units (ADUs) can vary tremendously based on a number of different variables, but here are three quick ways to get a ballpark cost for your ADU:
1. Sample costs for typical projects
2. ADU Cost Calculators
3. Actual Averages
UPDATE: There's a 4th way to get a free estimate on your project with Realm Home https://l.realmhome.com/how-to-adu (affiliate link). Check that out for a free estimate. What's cool about this is that Realm will help you find vetted contractors and designers to complete your project, so they're incentivized to give you a realistic estimate!
For more details, check out this blog post on the subject: https://www.how-to-adu.com/adu-articles-blog/how-much-adus-cost
For a webinar recording on how to use the ADU Cost sample sheet:
https://youtu.be/t10PVIdjwLA
For a video tutorial on how to use a cost calculator:
https://www.youtube.com/watch?v=WC1OGXEnFtY
To submit project costs to the CA ADU Database: https://www.how-to-adu.com/contribute-california-adu-database
For a list of actual projects, check out this article on ADU owner-builder-bloggers: https://www.how-to-adu.com/adu-articles-blog/adu-blogs-written-by-homeowners
BOOK A CALL: https://bit.ly/yt-adu
Subscribe for more accessory dwelling unit resources: https://www.youtube.com/c/howtoadu?sub_confirmation=1
Accessory Dwelling Unit Cost Playlist –
https://www.youtube.com/watch?v=xvysGjV0h3w&list=PLcGwck-4dicfW_yW0gfKz-dCNO1fpAUxm
0:00 3 Ways to Estimate ADU Costs
0:25 Why the simple answer is hard
1:35 Detached ADU Ballpark ($250k+ for 750 sq ft detached ADU)
2:44 Conversion ADU Ballpark (can be under $60k, or can be as expensive as detached new construction)
4:29 Technique #1 - ADU Sample Costs for Typical Projects
7:06 Technique #2 - Online ADU Cost Calculators
9:13 Technique #3 - Actual Average Costs of Real Projects
9:54 Exciting announcement
12:36 The drawbacks of "cost per square foot" estimates
Let’s connect:
If you have questions about your own ADU project, there's a Facebook group where lots of experienced homeowners can talk to you about the questions you have. Every ADU is unique, so it's important to just ask specific questions so people with up-to-date experience in your county or city can chime in and help. https://www.facebook.com/groups/1497985200356915/
Twitter – @howtoadu
Thanks for watching the video. Please let me know your questions in the comments. Are you thinking about building an Accessory Dwelling Unit in California? Can I help you accomplish that?