So Many Types of ADUs, So Many Varying Costs
Accessory dwelling units are known by many different names — granny flat, second unit, backyard cottage, in-law apartment, garage conversion, carriage house — that it can get pretty confusing what is what. This post gives a run-down of the five different types of ADUs available to homeowners, and their different features.
How to Finance Your ADU Webinar
If you’re curious to hear about all of the options for how to finance your accessory dwelling unit — you’ve come to the right place! This is the place to view our latest webinar, How to Finance Your ADU (for Homeowners in Napa & Sonoma Counties).
Top 6 Tips to Reduce Your ADU Costs
Accessory dwelling units are big projects, but they are well worth it. But even though building an ADU is a big project, you can make choices that help keep costs down from the get-go.
The Casita Coalition’s ADU Finance Guide for Homeowners
Check out this extensive dive into ADU financing in the State of California developed by the Casita Coalition!
5 Hidden ADU Costs You Should Know About
The folks over at Maxable put together a great blog post on this subject, and we’re sharing the most relevant sections here.
Spotlight: City of Napa Junior Unit Initiative Program
One of the primary obstacles that we hear about from local homeowners seeking to build an accessory dwelling unit (ADU) or junior accessory dwelling unit (JADU) is cost. There is good news on this front for homeowners in the City of Napa: The Junior Unit Initiative Program, which helps finance your JADU or interior conversion ADU!
ADU Frequently Asked Questions
When you first get started thinking about building an accessory dwelling unit, it can be easy to get mired in the many questions you may have. That’s why we have compiled a list of Frequently Asked Questions to help Napa and Sonoma homeowners in the preliminary stages of the planning process.
The Financial Case for Building an ADU Now & Not Later: Webinar
Join us here to catch a recording of our webinar, The Financial Case for Building an ADU Now & Not Later!
CalHFA’s $40K ADU Grant Program
Earlier this fall we shared with you about CalHFA’s new ADU grant program which can help eligible homeowners with some of your ADU costs. Learn more here!
Webinar: A New Way to Finance Building Your Dream ADU!
Join us here to catch a recording of our webinar, A New Way to Finance Building Your Dream ADU!
New ADU Loan Product in the News
Living in the beautiful Napa Valley has many advantages – affordable housing, unfortunately, is not one of them. As all of us in the North Bay are painfully aware, the need for housing, especially for our workforce, has never been greater – ADU Construction Financing is here to help!
Seminario web: Cómo construir y pagar por una unidad de vivienda accesoria
Únase a nosotros aquí para ver una grabación de nuestro seminario web realizado en asociación con Redwood Credit Union, ¡Una nueva forma de financiar la construcción de la ADU de sus sueños!
Webinar: Ask Us Anything!

We covered all kinds of topics, including:
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How are ADU projects penciling out in the current economy?
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What are ADU project cost drivers?
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Septic systems, wells, city sewer & ADUs
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Differences between traditional construction and prefab
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What to ask prefab companies when vetting them
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And more!
Interest rates are high, but ADUs are still worth considering
Although interest rates are still at a 15-year high, there are still a few really good reasons to consider building an ADU right now, despite economic uncertainty.
Webinar: Ask Us Anything! – Part 2 – Nov 2, 2023
We covered all kinds of topics, including:
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How are ADU projects penciling out in the current economy?
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What are ADU project cost drivers?
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Septic systems, wells, city sewer & ADUs
-
Differences between traditional construction and prefab
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What to ask prefab companies when vetting them
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And more!
Webinar: Paying for Your ADU – Learn from the Experts
We covered their financial expertise on how to reasonably pay for your ADU, including answers questions such as:
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What’s the Return on Investment (ROI) for an ADU with current interest rates what they are (in December 2022)?
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What are the financial pros and cons of building an ADU right now?
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What loans and grants can you get to pay for an ADU?
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What’s the status of the CalHFA ADU predevelopment grant from the State of California?
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Is it safe to take out a second mortgage on your house to pay for an ADU?
Webinar: Explaining Napa County’s Affordable ADU Loan Program
In this webinar, we covered all the details of the new program, including offering several examples of hypothetical homeowners that walk you through just what the return on investment for your ADU could look like with the help of a forgivable loan.