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What are the requirements to build ADU in Del Mar?
Constructing an ADU in Del Mar allows you to expand your living space and provide personalized spaces such as home office or recreation room. To ensure the success of your ADU project, it is crucial to understand Del Mar's local regulations and carefully evaluate the financial implications of construction. This guide offers comprehensive insights into Del Mar's ADU regulations and key financial considerations, helping you efficiently plan and execute your project.
ADU regulations for properties with a single-family home
How many ADUs can you build in Del Mar?
In Del Mar, a lot with a single-family home can have one ADU, whether it’s attached or detached from the primary building. Additionally, a duplex can have up to two ADUs per lot.
How large can an attached ADU be in Del Mar?
In Del Mar, an attached ADU can be up to 50 percent of the size of the primary dwelling, with a maximum of 850 square feet. However, if the ADU has more than one bedroom, it can be up to 1,000 square feet.
How large can a detached ADU be in Del Mar?
A detached ADU in Del Mar can have a maximum size of 850 square feet. If the ADU has more than one bedroom, it can be up to 1,000 square feet.
Can I build a 2-story ADU in Del Mar?
No, in Del Mar, ADUs are typically restricted to the one-story or basement level.
Is there a minimum size for an ADU?
Yes, in Del Mar, the minimum size for an ADU is at least 150 square feet, which is the minimum floor area for an efficiency unit.
Can I convert the existing space to an ADU?
Yes, in Del Mar, you can convert existing space into an ADU for a single-family property.
What is the maximum height for an ADU?
The maximum height for an ADU on a property with a single-family house is 14 feet and can be applied to both new construction and expansion of existing structures.
ADU regulations for properties with a multi-family building
How many ADUs does Del Mar allow for multifamily properties?
ADUs are not allowed in multifamily properties.
How large can an attached ADU for a multifamily building be in Del Mar?
ADUs are not allowed in multifamily properties.
How large can a detached ADU for a multifamily building be in Del Mar?
ADUs are not allowed in multifamily properties.
Can I stack detached ADUs on top of each other?
Del Mar hasn't specified whether stacking detached ADUs vertically is allowed.
Can I attach two ADUs to each other?
No, in Del Mar, while ADUs can be attached to the primary dwelling units, they cannot be attached to each other.
Can I convert the existing space to an ADU?
ADUs are not allowed in multifamily properties.
What is the maximum height for an ADU on a property with a multi-family building
ADUs are not allowed in multifamily properties.
What ADU types are allowed to build in Del Mar?
In Del Mar, homeowners have a variety of options for building an ADU, including:
A. Detached ADU: A completely separate structure, not connected to the main house.
B. Attached ADU: A unit that is physically attached or incorporated into the existing home.
C. Converted ADU: Repurposing existing spaces, such as garages or sheds, into livable areas with essential amenities like kitchens and bathrooms.
Homeowners can either construct a new ADU or renovate an existing building. Converting spaces like garages or sheds can offer benefits, such as fewer zoning constraints (such as setback and height regulations) and the potential for smaller-scale projects. However, updating older buildings may reveal unexpected challenges that could raise costs.
ADU setbacks from the property lines and other buildings
What are the required setbacks for an ADU in Del Mar?
In Del Mar, ADUs require a four-foot setback from the side and rear property lines. The city has not specified setback regulations for corner or through lots.
What is the minimum distance the ADU must be from existing structures?
The minimum distance for an ADU from existing structures is 6 feet in Del Mar.
Are setbacks required when converting existing structures into ADU?
No, setbacks are not required for converting existing structures into ADUs in Del Mar, as long as the conversion occurs entirely within the primary residence or an accessory structure, following San Diego County regulations.
Can I build an ADU in the front yard of my house in Del Mar?
An ADU can be constructed in the front yard, provided there is no other possible spot on the property for an ADU of at least 800 square feet. Zoning setback regulations should be followed.
Design requirements for ADU
How many bedrooms can an ADU have?
An ADU in Del Mar can have at least one bedroom, except when configured as a studio unit.
Does an ADU need a kitchen in Del Mar?
Yes, in Del Mar, an ADU needs a fully equipped kitchen, which includes standard appliances, food storage cabinets, a proportional countertop, and a functional sink, not just a hot plate.
Does an ADU require independent utility meters?
The regulations didn't specify whether utility meters are separated. However, it's noted that a new or separate utility connection fee may be required for an ADU if it's not within the existing primary dwelling unit or an existing accessory building.
What is the minimum ceiling height?
ADUs in Del Mar should follow the minimum ceiling height of 7 feet, in compliance with state regulations.
Find out the maximum ADU size for your property here
The parking requirements for ADU
What is the parking requirement for an ADU in Del Mar?
In Del Mar, an ADU is required to have one off-street parking space, unless certain exceptions apply. These exceptions include if the ADU is part of the main dwelling or an existing accessory building. If the ADU is within half a mile of public transit, such as bus routes, train stations, or paratransit services, it may not need a parking space. Properties in architecturally or historically significant districts, those listed in the California Register of Historic Places, or within one block of designated car share parking may also be exempt from requiring extra parking for the ADU.
Where can I have a parking space on my property?
If an existing garage is demolished or converted to an ADU in Del Mar, the replacement off-street parking for the primary dwelling should be on-site. These spots can be in setbacks, covered or not, and set up as tandem parking or accessible by a mechanical lift if within a garage.
How to get permits for your ADU
How long does it take to get an ADU permit in Del Mar?
In Del Mar, obtaining an ADU permit generally takes about 3.5 to 4 months. It’s recommended to meet with a city planner before submitting your plans to ensure compliance with all requirements.
Once the plans are submitted and fees are paid, the city has 60 days to determine if the application is complete. If there’s no response within this time, the permit will be automatically approved. If revisions are necessary, you should update and resubmit the plans. Incomplete applications won’t be rejected, but any missing details should be addressed. The estimated Plan Check fee for ADUs in Del Mar is approximately $1,160.
Does Del Mar require in-person submission of plans for an ADU?
No. In Del Mar, the submission of plans for an ADU is done electronically, and physical applications, plan sets, and other materials are not accepted.
Does Del Mar require coastal development permits?
Yes, in Del Mar, if the development falls within the Coastal Zone, coastal development permits are necessary.
When do you need a licensed professional to design an ADU in Del Mar?
In Del Mar, whether you need a licensed professional to design an ADU depends on the project's complexity.
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How much does it cost to build an ADU in Del Mar?
Constructing an ADU in Del Mar typically costs around $325 per square foot, including expenses for permits, architectural design, and engineering services. For example, building a 900-square-foot ADU would generally cost about $330,000, covering both soft and hard costs.
Is it profitable to build an ADU in Del Mar?
Assessing the financial viability of building an ADU in Del Mar involves comparing construction costs with local real estate market values. For instance, a 900-square-foot ADU could potentially be valued at approximately $1,300,000. With construction costs estimated at $330,000, this suggests a potential return on investment of 300%.
Additionally, profitability considerations may include potential rental income or the benefits of accommodating family members on the same property.
Can you sell an ADU in Del Mar?
California's AB 1033 allows local governments to create regulations for selling ADUs and primary residences as condominiums, provided they meet current development standards.
In Del Mar, the sale of ADUs is managed by local regulations, which state that an ADU can be sold if it was constructed by a recognized nonprofit organization, if there is a documented tenancy-in-common agreement, or if the city approves the separate sale of the ADU and the primary residence as distinct condominiums.
Are ADUs rent-controlled in Del Mar?
No, in Del Mar, ADUs are not subject to rent control laws. They are considered new constructions and are not governed by regulations like AB 1482, which allows landlords to annually increase rents. This exemption typically applies to buildings that are at least 15 years old.
How do I get money to build an ADU in Del Mar?
To secure funding for constructing an ADU in Del Mar, consider looking into the ADU Incentive Program. This program targets property owners willing to allocate affordable housing units for rental to low-income families for at least three decades, offering incentives in return.
Find out how much value an ADU could add to your property.
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