New Construction or Existing Home? Understand the Difference Before You Buy

Hi everyone, I’m Wynn, the curly-haired realtor selling homes in Los Angeles. A question comes up often when people start looking: should I buy an existing home or new construction? The difference is not just the age of the house. It can affect the price, location, lot size, maintenance costs, and the details you need to watch during the transaction.

Five advantages of new construction

• New systems and appliances: Heating, air conditioning, electrical, and plumbing systems are usually new, and kitchens and bathrooms are designed around current habits.
• A newer overall environment: New communities are often built in recently developed areas with more complete city planning and a fresher feel.
• Better energy efficiency: Insulation, energy-efficient windows, and newer equipment usually meet current standards. Some homes also come with solar panels already installed.
• More customization: If the community is still being built, buyers may be able to choose a layout, materials, or upgrades. Of course, customization does not make the money disappear; it simply turns it into something you like.
• A builder warranty: Structural elements and systems usually come with a warranty, so the pressure of short-term maintenance and repairs may be lower.

Five disadvantages of new construction

• The price is usually higher: In Los Angeles, new construction in the same general area can cost roughly 15% to 20% more than an existing home.
• The location may be farther out: Many new communities are in suburban or recently developed areas, farther from downtown, work, and established neighborhoods.
• The lots are often smaller: Land is limited, so a new-construction lot may be smaller than an existing home’s lot nearby. That can also limit the future possibility of building an ADU.
• The neighborhood may still be under construction: Community amenities, stores, and services may not be fully in place yet, so daily convenience can take time to develop.
• There may be a Mello-Roos special tax: A local government may charge a special assessment based on the property’s value to help fund infrastructure and services for the new community.

Three advantages of an existing home

• The location is often better established: Existing homes are commonly in mature neighborhoods with more complete access to transportation, shopping centers, restaurants, and schools.
• There is a wider range of prices: Entry-level prices may be lower, and buyers usually have more choices from relatively attainable homes to higher-end properties.
• The land and living space may be larger: Older neighborhoods often have larger lots, which can create more potential for an ADU. An ADU can house family, serve as an office, or be rented separately; some owners may even consider short-term rental use where allowed.

Four common drawbacks of an existing home

• Maintenance and repair costs may be higher.
• The layout may feel dated and not fit the way people live today.
• There may be structural issues that are not obvious at first, or older materials such as lead paint or asbestos.
• Plumbing, electrical, heating, insulation, and windows may be less energy efficient. Older wiring may also struggle with the power demands of a modern household.

Do you need an agent when buying new construction?

Yes. The builder’s sales team primarily represents the builder’s interests. It is similar to asking the other side’s attorney to argue your case. An agent can represent the buyer, help negotiate terms and upgrades, and communicate with the builder if a problem comes up during construction.

New-construction contracts are often more complicated than resale contracts. An agent can help you understand the terms and avoid missing important details. An experienced agent can also point out which layouts or upgrades may have stronger resale potential. Most importantly, the agent’s commission is typically paid by the builder, so buying directly does not automatically give you a lower price.

So how do you choose?

If you care most about modern design, lower maintenance, and a warranty, new construction may be a good fit. If location, a more accessible price point, or a larger lot matters more, an existing home may be the better choice.

When you are researching new communities, NewHomeSource.com can be a useful place to start. Once you find a project that interests you, let your agent help you understand the full terms and options.