The VAC Brief: Phoenix Is the Build-to-Rent Capital of America, Just as the Supply Crests

Our Backyard

Phoenix now has more single-family rental homes under construction than any other metro in the country. Per CRE Daily, 13,100 build-to-rent (BTR) homes sit in the Phoenix pipeline, ahead of Dallas at 8,470 and Atlanta at 6,890. Build-to-rent means purpose-built houses and townhomes, owned by one operator and leased out like apartments: a horizontal apartment community with a yard on every unit. Nationally the count crossed 110,000 homes under construction, a 53.5% jump in BTR inventory. Phoenix is the biggest single dot on that map.

The reasons are the same ones that make Phoenix a development market at all. There is developable desert on the metro's northern and western edges where a builder can assemble enough contiguous dirt to lay out a whole subdivision with its own entry, streets, and amenity center, instead of chasing scattered infill lots. In-migration keeps refilling the renter pool with households who arrive without local home equity and lease first. And for-sale prices have pushed a lot of would-be buyers into renting a house rather than buying one. Put those together and you get the largest BTR pipeline in America.

The more useful point for owners is timing. All of this is landing at the same moment the broader apartment wave crests. Phoenix multifamily units under construction fell 35.45% year over year to 15,974 in Q2 2026, per Kidder Mathews, down from 24,746 a year earlier. Deliveries are still washing through (6,355 units year to date), but net absorption ran ahead of them at 9,414 units, a 50% jump over the same stretch of 2025. Vacancy is still elevated at 11.3% and asking rents are off about 2% year over year at $1,536, but the direction of travel has turned: demand is now outrunning new supply while the pipeline behind it empties out.

Las Vegas is the smaller sibling in this story, and its BTR activity clusters where land and growth intersect: North Las Vegas and the outer rings of Henderson, where master-planned tracts still have room for full new rental communities rather than infill. National operators like AMH, Tricon Residential, and Invitation Homes are active across the valley, though most have trimmed their Sun Belt build targets after the last two years of heavy supply. The Las Vegas land constraint is real, so the buildable BTR sites sit on the outer edges, which is exactly where the new rooftops are going anyway.

Our read: the opportunity in a market like this is in the digestion, not the headline vacancy. Land basis on the fringe, a delivery pipeline that thins hard in 2027 and 2028, and renter demand that has held up all favor capital patient enough to carry lease-up through a soft-rent stretch and own into the recovery. The operators who overpaid for dirt in 2022 are the sellers. That is the trade.

Asset Classes

Build-to-rent has quietly graduated into its own institutional asset class, and it is going through the same supply hangover the apartment sector is, just on a lag. Three years of data from the National Apartment Association show national BTR occupancy sliding from 94.2% to 91.9% before steadying since mid-2025. Rents tell the same story: up from $2,121 in early 2023 to a $2,227 peak in mid-2025, then flat to slightly down at $2,207 by Q1 2026. Annual rent growth went from 5.5% to essentially zero, -0.1%, over that span.

The number that matters is not the -0.1%, it is why. This is a supply story, not a demand story. The NAA read is that BTR hit an affordability ceiling on price while underlying demand stayed structurally intact, which is a very different thing from renters disappearing. On the supply side, John Burns Research and Consulting notes that the pace of single-family rental listings growth has been slowing through the first half of 2026, an early sign the glut is starting to clear rather than build.

For an operator, a few things follow. BTR competes most directly with garden apartments for the renter who wants space and a yard, and it wins on turnover and length of stay while giving up some density. Its weakness is the cost line: a community of detached houses carries more roof, more landscaping, and more drive time per unit than a stacked building, so operating expense discipline is where these deals are won or lost, especially in a period when you cannot raise rents to paper over it. The product is proven now. The returns will come down to who bought land right and who runs the asset tight, not to whether renters show up.

Sources

• CRE Daily, Build-to-Rent Boom: 110K+ Single-Family Rentals Underway: https://www.credaily.com/briefs/build-to-rent-boom-110k-single-family-rentals-underway/
• Kidder Mathews, Phoenix Multifamily Market Report Q2 2026: https://kidder.com/market-reports/phoenix-multifamily-market-report/
• National Apartment Association, Build-to-Rent Through Q1 2026: https://naahq.org/news/build-rent-through-q1-2026-three-years-data-reveal-stable-demand-shifting-supply-and-capital