An accessory dwelling unit or ADU with a garage is one of the most efficient ways to add housing while preserving parking, storage, and yard space. Homeowners can build an ADU above a garage, often called a carriage house, design an ADU with an attached garage, or...
ADU Resources from SnapADU
Guides & Process
Navigate every phase of your project, from ideation to completion, using our comprehensive ADU guides. Each article is designed to simplify complex steps, as we know the ADU process in and out. Read all our top tips in our comprehensive ADU guides on planning, design, permitting and construction.
The Complete ADU Construction Guide: How To Build an ADU
Accessory Dwelling Units (ADUs) are secondary units that can be built on residential properties, providing an excellent opportunity for homeowners to boost property value, generate rental income, or house family members. However, understanding the many steps and rules...
Understanding the Key Differences Between Attached ADU & Detached ADU
Accessory Dwelling Units (ADUs) are a popular solution for homeowners looking to add extra living space and value to their properties. Whether for rental income, accommodating family members, or increasing property flexibility, ADUs offer versatile options that suit...
San Diego Bonus ADU Program
In the City of San Diego, homeowners have more options than ever to add ADUs with its San Diego ADU Bonus Program, which allows more units when some are rented at affordable rates. As of August 2025, the City of San Diego has amended the Bonus Program. Below, we break...
ADU Address Requirements in California: Are they Separate?
Understanding ADU address requirements in California When embarking on the construction of an Accessory Dwelling Unit (ADU) in California, particularly in San Diego, homeowners often encounter the nuanced process of obtaining a separate address for their new ADU. The...
Pre Approved ADU Plans: Compare Costs & Benefits
Pre-approved ADU plans have been gaining attention as a cost-effective and time-saving way to build accessory dwelling units (ADUs) in San Diego. At Snap ADU, we designed the pre-approved plans for both the City of Chula Vista and the City of San Marcos, and those...
All About Building a Guest House or Guest Living Quarters
Building a guest house can be a great way to increase your property's value or provide additional living space for family and guests. Whether you're considering a small one bedroom unit or a large 1,200 square foot space, understanding the costs, design options, and...
How to Rent Out Your ADU in San Diego: A Homeowner’s Guide
Diving into the world of accessory dwelling units (ADUs) for extra rental income? You're not alone. Many homeowners, just like you, are exploring the potential of their property by adding an ADU. Whether you're eyeing immediate rental returns or planning for future...
AB1033: Can you Sell an ADU in California?
Wondering about AB 1033 in California? The landscape of accessory dwelling units (ADUs) in California is continually evolving. California Assembly Bill 1033 (AB1033) is a significant piece of legislation passed in 2023, which removed the ban on selling ADUs. This blog...
ADU Pricing in San Diego – What you need to know
If you're considering adding an accessory dwelling unit (ADU) to your property, understanding the financial implications is crucial. ADU costs encompass various categories, including design, site work, construction, permits, and site-specific expenses. For a detailed...
ADU Guide for Family Members
So you've decided to build an accessory dwelling unit in your back yard for a family member. Fantastic! Read on for important financial, legal & logistical questions to consider as you think about how to move forward with building your new granny flat. And with...
How to Choose the Right ADU Company in San Diego
Choosing the right ADU company is critical to the success of your accessory dwelling unit (ADU) project. An ADU company specializes in navigating the complexities of designing, permitting, and constructing accessory dwelling units. Working with one of the best ADU...
Pool House ADUs: Definitions, Regulations, and Floor Plans
In this guide, we’ll cover everything you need to know about building a pool house or poolside ADU: important distinctions, definitions, construction rules, setbacks, cost considerations, floor plan ideas, and even when it makes sense to fill in a pool to build an ADU...
Two Story ADUs in San Diego: A Complete Guide
Two story ADUs are allowed in most of San Diego County, and for many properties, they are the best way to maximize square footage on a tight lot. In fact, over 75% of cities in San Diego County allow two story ADUs under their local municipal codes. Even in cities...
Downsizing Without Compromise: How to Move Into an ADU
California has made it easier for homeowners to add accessory dwelling units, which has opened the door for new ways of creating flexible living arrangements. What gets less attention is the experience of actually moving into an ADU yourself. More families are...
Your Go-To Guide to Granny Flats
Curious about adding a granny flat to your property? Perhaps you're looking to create a space for family, generate rental income, or expand your home’s flexibility. Building a granny flat (also called an accessory dwelling unit or ADU) can be a smart move. But with...
How Long Does it Take to Build an ADU?
Let's assess how long the whole process to design, permit and build an accessory dwelling unit (ADU) will take. There are three phases that contribute to the timeline - design, permit, build - and each phase has variables based on the city, ADU size & design, and...
Studio Shed vs Abodu vs Villa Homes: Comparing Popular Prefab ADU Options
Accessory dwelling units (ADUs) have emerged as a practical solution to California’s ongoing housing challenges. Homeowners in San Diego and across the state of California are turning to ADUs as a way to provide flexible living space for their family, generate rental...
All About Casitas
What is a Casita? Casita Meaning and Origin The term "casita" comes from the Spanish word for "little house." Today, a casita typically refers to a small, self-contained dwelling built on the same property as a primary home. Homeowners build casitas for various...
ADU Design Build: The Right Approach for Your ADU project?
When planning an Accessory Dwelling Unit (ADU) project, navigating the design and construction phases can be complex. This guide breaks down the ADU design build process, where a single company manages both design and construction under one contract. We'll explore the...
Shell ADUs: The Basics of White Box DIY ADU Construction
As the demand for accessory dwelling units (ADUs) continues to rise, homeowners are exploring various construction options to meet their needs and budgets. One increasingly popular choice is the shell ADU, also known as white box construction or tape and texture. This...
How to Compare ADU Builder Quotes for Your Project
When planning to build an Accessory Dwelling Unit (ADU), obtaining and comparing quotes from different builders is a crucial step. ADU quotes should provide a detailed estimate of the costs involved in your project. The proposal will help you understand what to expect...
ADU Insurance in California: Understanding Options
When building or owning an Accessory Dwelling Unit (ADU), it's crucial to understand the various types of insurance that can protect your investment. Each type of insurance covers different aspects of the property and its use, ensuring comprehensive protection for...
The Stacked ADU Guide
Stacked ADUs, also known as double ADUs, are two Accessory Dwelling Units built one on top of the other. They're a great way to maximize your property's potential, especially on a smaller lot. This guide will dive into everything you need to know about stacked ADUs,...
What Warranties & Guarantees Do ADU Builders Offer in San Diego?
When embarking on the journey to build an Accessory Dwelling Unit (ADU) in San Diego, it's essential to understand the warranties and guarantees that ADU builders offer. These protections are critical in safeguarding your investment and ensuring the quality and...
Benefits of ADUs for Real Estate Agents
As a real estate agent, staying ahead in a competitive market like San Diego means constantly adapting and finding new avenues to meet the diverse needs of your clients. Accessory Dwelling Units (ADUs) represent a growing segment of the real estate market. ADUs...
Tiny Home vs. ADU: Differences Explained in Small Housing
The tiny home movement and the rise of Accessory Dwelling Units (ADUs) represent two facets of a growing trend towards downsizing and efficient living. While both concepts share similarities, key differences define their functionality, legality, and appeal. This guide...
Custom ADU Guide: From San Diego Custom ADU Builders
This comprehensive custom ADU builder guide will walk you through everything you need to know about creating a custom accessory dwelling unit (ADU) tailored to your specific needs and preferences. From understanding what a custom ADU is to exploring the benefits and...
Why You Need an Experienced ADU Builder
How ADU builders overcome costly roadblocks by navigating regulations & unforeseen issues. ADUs are not like other construction projects.
Building an ADU in San Diego – Homeowner Interview
We know that many homeowners wonder what it's like to actually build an accessory dwelling unit (ADU). Who else is building them? When and how do they decide to take the plunge and move forward? What is the actual experience like? To get some answers, we were...
SnapADU 2021: Year In Review
See what SnapADU has been up to in 2021 in this 4 min video covering highlights of press coverage, design packages, best-in-class processes, client reviews, and fun facts.
ADU Project Management with Buildertrend
You can track the status of your Domino's pizza order from the moment Jonathan starts making it, to the moment the piping hot pie is ready for pickup. It's only a $15 purchase, but that's the communication we expect in today's world. When you spend hundreds of...































