Updated July 21, 2026
Assemblage is the acquisition of two or more adjacent parcels, combined under single ownership, to unlock a larger or more efficient development than any one parcel could support alone.
An assembled site can often clear minimum-lot-size thresholds for larger density-bonus or TOC projects, achieve better unit economics from shared parking and circulation, or simply reach a scale institutional capital will underwrite. Assemblage value is famously non-linear — the last parcel needed to complete an assemblage frequently commands a real premium over its standalone market value.
In LA's core submarkets, brokers regularly see owners of small, individually-unremarkable lots get approached about combining with a neighbor specifically because the assembled parcel crosses a density or unit-count threshold. Sellers should find out if their lot is part of a viable assemblage before pricing it as a standalone parcel.
The signature of a real assemblage shows up in the closing pattern, and it's in the Sterman archive more than once: 968 and 986 S Barrington Ave in Brentwood closed the same day in 2016 at an identical $3,000,000 each; 1345 and 1355 Hilda Ave in Glendale closed the same day in 2014; 632 and 638 S Cloverdale Ave closed two days apart in 2025. Same-day or near-same-day closings on adjacent addresses are exactly what an assemblage looks like from the outside, whether or not the two parcels end up under one ownership structure at the end of it.
From the Sterman LA Multifamily Glossary — defined the way a broker actually uses these terms.
Michael Sterman, Senior Managing Director Investments, Marcus & Millichap.
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