JLL Arranges Sale and Financing of 405-Unit Jefferson Valley Self Storage in Westchester County

JLL has arranged the sale and facilitated acquisition financing for Jefferson Valley Self Storage, a 405-unit self-storage facility in Jefferson Valley, New York, the firm announced June 29, 2026.

Columbia Pacific Advisors, the seller, was represented by JLL's Self-Storage Capital Markets team. Horizon Storage Group acquired the property, with acquisition financing provided by Andover Lending, a joint venture between Andover Properties and TPG Real Estate Partners.

Property Overview

Jefferson Valley Self Storage is a Class A facility comprising 55,311 rentable square feet at 621 Bank Road in Westchester County, a suburban county north of New York City. Completed in 2022, the property is a conversion of a former big-box retail store that underwent a full rehabilitation, including a new roof and comprehensive building system upgrades. At the time of sale, the facility was 87% leased.

The property sits on a 3.6-acre site positioned just northeast of U.S. Highway 6 and the Taconic State Parkway. According to JLL, Jefferson Valley Self Storage is the only self-storage facility within a three-mile radius of the site.

The surrounding trade area includes a population of more than 81,000 residents within five miles of the facility, with an average household income of $189,722, according to JLL.

Sponsor Profiles: Columbia Pacific Advisors, Horizon Storage Group, and Andover Lending

Columbia Pacific Advisors manages more than $3.39 billion across alternative investment strategies including private equity, public equity, real estate, distressed debt, and special situation lending, as of December 31, 2025. The firm's commercial real estate activity spans equity investment and lending across property types including multifamily, senior housing, affordable housing, hospitality, and self-storage.

Horizon Storage Group, the buyer, was founded in 2015 and reports more than $2 billion of ground-up development experience. The company was established by a team of managing partners with backgrounds in large-scale development and construction, including high-profile projects such as the F-22 Raptor, particle accelerators, and nuclear enrichment facilities.

Andover Lending, which provided the acquisition financing, is a lending platform established in 2024 by Andover Properties, an investment firm specializing in alternative real estate asset classes including self-storage, manufactured housing, RV parks, small bay industrial, and car washes. Andover Properties was founded in 2003 and is headquartered in New York City, with offices in Miami and San Francisco. The Andover Lending platform focuses on bridge and construction financing for properties and portfolios across the United States.

JLL's Capital Markets group, which arranged both the sale and the financing, operates as a full-service global provider of capital solutions for real estate investors and occupiers. The group includes more than 3,000 Capital Markets specialists worldwide with offices in nearly 50 countries.

JLL (NYSE: JLL) reported annual revenue of $26.1 billion and operations in over 80 countries as of March 31, 2026, with a global workforce of more than 113,000.