Research Catalogue

The HPRI Research Catalogue includes current research conducted by HPRI as well as HPRI members from partner institutions. Search by topic, research type, author, or title to review specific works.

Explore the Research Agenda - PDF


Periodic Assessment of Trajectories of Housing, Homelessness, and Health Study (PATHS) June 2025 Update: Impact of Immigration Raids on Los Angeles’ Unhoused Community

Year: 2025

The recent wave of immigration enforcement raids sweeping across Los Angeles has severely undermined the safety and well-being of communities of color and other marginalized groups. Among those most vulnerable are our unhoused neighbors, who face intersecting and heightened risks. … Continue reading


Assessing Racial Heterogeneity in “Housing First” Supports’ Effectiveness Among Older Adults Experiencing Homelessness: Evidence From Los Angeles County

Gerontological Society of America, Oxford University Press

Year: 2025

Just as the U.S. population is aging and racially diversifying, housing prices are spiking. These conditions could spur a homelessness crisis among older adults of color. Although researchers have examined racial stratification and age-based differences in homelessness risk, separately, few … Continue reading


Early Outcomes from the Los Angeles County Homelessness Prevention Unit

California Policy Lab

Year: 2025

Homelessness remains one of the most urgent challenges facing Los Angeles County. Each year, most people entering services are either new to the system or returning after time away, an ongoing inflow that underscores why prevention is essential. Permanent solutions … Continue reading



Annual Trends Among the Unsheltered in Three Los Angeles Neighborhoods: The Los Angeles Longitudinal Enumeration and Demographic Survey (LA LEADS) 2024 Annual Report

RAND Corporation

Year: 2025

Since fall 2021, RAND has conducted ongoing enumerations and surveys of people experiencing unsheltered homelessness in three neighborhoods in Los Angeles, California: Hollywood, Skid Row, and Venice. These data were obtained to provide policymakers with a deeper understanding of trends … Continue reading


“Keep Moving”: West LA Vehicle Residents Survey

Venice Justice Committee and UCLA Luskin Institute on Inequality & Democracy

Year: 2025

“Keep Moving”: The West LA Vehicle Residents Survey reports findings from a face-to-face survey of 99 vehicle residents residing in West Los Angeles. Conducted by Venice Justice Committee organizers over a one year period beginning in early 2024, the survey … Continue reading




Research Digest No.3: Women and Homelessness

European Platform on Combatting Homelessness (EPOCH) Practice

Year: 2025

Increasing numbers of women, children, migrants, and other marginalised groups face homelessness in Europe. This reflects both real demographic changes, the intersectional nature of housing precarity, and persistent limitations in how homelessness is defined, understood, and measured. Public perception of … Continue reading


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