Analysis

Small Multifamily Investment Snapshot — March 2025

Amid ongoing macroeconomic uncertainty, the small multifamily sector remains favorably positioned for stability as the structural need for affordable housing in the U.S. has supported the strength of the sector’s demand profile.

Articles

Top Markets for Rental Occupancy

Nationally, vacancies have risen, but the performance of rental housing is extremely localized. Out of the 75 largest U.S. metropolitan areas, the occupancy rate for all types of rental properties, including single-family rentals, 2-4 family, multifamily, and mobile homes, increased in 36 markets last year, while exceeding 95% in nearly one-third of all markets, according to an analysis of newly released U.S. Census Bureau data.[1] From Grand Rapids, MI, to Columbia, SC, the top markets for rental occupancy show where conditions are tightest and demand is strongest.

Current Reports

Single-Family Rental Investment Trends Report Q1 2025

Arbor’s Single-Family Rental Investment Trends Report Q1 2025, published in partnership with Chandan Economics, is an up-close look at the single-family rental (SFR) sector as it enters a period of normalcy after explosive pandemic-era growth. SFR maintains its balance with the support of a healthy set of fundamentals while capital markets rebound and rent growth moderates.

Articles

Small Multifamily Price Growth Trends Show Stabilization

Small multifamily price growth trends indicate a stabilization may be ready to take hold. Expanding on the findings of Arbor’s latest Small Multifamily Investment Trends Report, our research teams more closely examined valuations to determine if trends in pricing and other fundamentals are supporting a turnaround.

Articles

SFR Rent Growth: Top Markets and Leading Regions

Elevated mortgage interest rates and high home prices boosted demand for single-family rentals (SFR) last year, supporting the growth of rents in almost all of the 100 largest metropolitan areas. Pricing momentum, which averaged 4.5% nationally, was concentrated in affordable markets in the Northeast and Midwest, an analysis of Zillow’s Observed Rent Index data shows.

Articles

Build-to-Rent’s Robust Activity Settles into Stable Pattern

Increasingly, single-family rental (SFR) operators have been relying on build-to-rent (BTR) development to satisfy their inventory needs. The popularity of BTR communities made economies of scale possible for the SFR sector in the recovery after the 2007 housing crisis and continues to fill a housing need nationwide. Now, newly released U.S. Census Bureau data shows that SFR development activity remained robust even as its momentum slowed, moving the sector into a more stable equilibrium.

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Home | Management Team | William Foster

William Foster

Managing Director, Tax and Strategic Planning

William Foster is responsible for all of Arbor’s corporate income tax matters, including tax structuring of transactions; management of effective tax rates; general tax planning; assistance with M&A structuring; and oversight for income tax compliance. This entails advising the Chairman and other executives within the Arbor family of legal entities on complex tax structures and strategic planning initiatives to enhance shareholder value.

Mr. Foster comes to Arbor with vast expertise in taxation and building shareholder value. Prior to joining Arbor, he was the Founder and Managing Partner of Foster & Foley LLP, a tax consulting practice advising high-net-worth individuals and multinational companies on diverse consulting strategies to minimize tax liabilities and increase shareholder value. Mr. Foster began his career at Ernst & Young LLP, a global professional services firm.

Mr. Foster received a Bachelor of Science in Accounting from Adelphi University and has been a practicing CPA for more than three decades. He is also an active member of the American Institute of Certified Public Accountants (AICPA) and the New York State Society of CPAs (NYSSCPAs).

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