San Diego Apartment Rents Just Broke a Three-Year Pattern, Here's What It Means for Owners

If you own apartments in San Diego, something quietly important happened this year. After three years of the same frustrating pattern, the market just shifted — and most owners haven't noticed yet.

Are San Diego apartment rents going up in 2026?

Yes. Every month of 2026 so far has posted positive rent growth in San Diego County, the first year since 2023 without the usual second-half decline. Rents rose earlier and then gave those gains back in the back half of 2023, 2024, and 2025 as a wave of new apartments hit the market. In 2026 that giveback didn't come, which points to a real turning point as new construction slows.

The pattern that held San Diego down for three years

Take a look at the last few years of San Diego rent data and you'll see the same shape repeat: rents climb in the first half of the year, then fall back in the second half.

It happened in 2023. It happened in 2024. It happened again in 2025, a soft second half with steady monthly declines.

Why? Supply. San Diego was in the middle of its biggest apartment-building stretch in about twenty years. More than 6,100 new units were delivered in 2025 alone. Every time a batch of new buildings opened, landlords had to compete to fill them, and rents gave back their earlier gains. That's basic supply and demand — flood the market with new units, and prices soften.

What changed in 2026

Here's the part worth paying attention to. 2026 broke the pattern. Every month so far this year has shown positive rent growth. The second-half slide that showed up like clockwork the previous three years simply hasn't happened.

And it's no coincidence that this is happening right as the building wave winds down. Deliveries are tapering from that 6,100-unit peak toward roughly 4,000 in 2026. Even more telling, the number of apartments still under construction has dropped about 21% in the past year. The pipeline that was pumping new competition into the market is drying up.

When the flood of new supply slows but people still want to live here, the math flips in the owner's favor. Fewer new units competing for renters means rents can finally hold their gains instead of giving them back.

Why big demand numbers can fool you

To understand why San Diego is set up well, it helps to know what the national numbers actually mean — because they're easy to misread.

Every six months the industry ranks which cities "absorbed" the most apartments, meaning how many units renters filled. Dallas led the country by filling nearly 20,000 units in the first half of 2026. San Diego ranked #17, well down the list.

At first glance that makes San Diego look weak. It's the opposite.

Cities like Dallas, Phoenix, and Austin fill huge numbers of apartments because they build huge numbers of apartments. All that new supply gets leased — but there's so much of it that landlords compete hard and rents stay flat. A giant absorption number often means a tougher market for owners, not a better one.

San Diego fills fewer units because it builds fewer units. That's a strength. Less new construction means less competition for your building.

The raw number lies in both directions

Here's what most people miss: an absorption number means nothing until you compare it to the size of the market.

New York absorbed 13,258 units — the #2 number in the country. Sounds massive. But New York's apartment market has millions of units, so that's a tiny slice of the whole. Its rent growth is only about 3.7%. Big number, big city, small real impact.

Now flip it. Small, tight markets like Reno and Boise fill far fewer units in raw terms, but relative to their size that's a huge share of the market — which is why their rents are jumping 6 to 8%. The raw count tells you how big a city is, not how tight its housing market is.

What actually drives rents up

Look at the fastest-growing rent markets in the country — San Francisco, Reno, Boise, Wilmington, Charleston. They share one thing: they barely build.

Several of them, like Reno and Boise, had falling rents a couple of years ago when they were overbuilt. Then construction dried up, demand held, and rents turned positive again — the exact cycle San Diego appears to be entering now.

Every market has its quirks. San Francisco leads the country at 13.5% rent growth, almost certainly getting an extra push from the tech and AI boom pulling high earners back to the city. But even there, the reason that demand turns into double-digit rent growth is that San Francisco builds almost nothing. The details differ city to city, but the engine underneath is always the same: supply versus demand.

What this means if you own San Diego apartments

San Diego went through a genuinely soft stretch. If your rents stalled or slipped over the past two years, you weren't imagining it — the supply wave was real, and it held the whole market down.

But that wave is now receding, and 2026 is the first year the numbers show it. The recurring second-half decline didn't happen. The construction pipeline is shrinking. And the fundamentals that push rents up — tight supply, steady demand, a hard-to-build region — are lining back up in the owner's favor.

Here's the catch: it's not uniform across the county. Coastal neighborhoods, where almost nothing new got built, are leading the recovery. Areas that absorbed a cluster of new towers, like downtown, are still working through that supply. Your building's position depends on your specific block — which is exactly why knowing where you stand matters so much right now.

For owners who've been waiting out the soft market, this shift is worth understanding. The window where a buyer could point to "rising vacancy and new competition" to talk your price down is starting to close.

Curious where your building stands in today's shifting market? I'll put together a confidential, no-obligation valuation and show you exactly where you sit. Just reach out.

Data sources: CoStar, JPI Research, RealPage Market Analytics. Analysis: Arby Eivazian — San Diego Apartment Broker, DRE #01948830.