Need help right now? Call 211· Text HOME to 741741· 988 Suicide & Crisis

Evidence & policy

Research, data, and policy analysis on homelessness — written for city officials, funders, journalists, and CoC leaders.

Short-form evidence summaries

Evidence briefs

Evidence Brief

Why "Federal Homelessness Spending Has Failed" Gets the Numbers Wrong

Common Ladder Research · May 2026

A close reading of HUD expenditure data shows that program outcomes vary dramatically by implementation quality — the aggregate spending figure obscures more than it reveals.

Read brief →
Evidence Brief

Performance Variation Between CoCs Is a Build Problem, Not a Willpower Problem

Common Ladder Research · May 2026

High-performing Continuums of Care share structural characteristics — coordinated entry design, real-time data use, and leadership accountability — that predict outcomes better than local political will.

Read brief →
Charts, datasets, and primary sources

Data

Data

National Point-in-Time Count: 2015–2024 Trend

HUD Annual Homeless Assessment Report · Updated annually

Ten years of PIT count data annotated with policy context — which years saw increases, which interventions coincided with declines, and what the numbers can and cannot tell us.

View dataset →
Data

CoC Performance Dashboard: Shelter Exits to Permanent Housing

Common Ladder · Compiled from HUD HDX · May 2026

Cross-CoC comparison of permanent housing exit rates from emergency shelter, with breakdowns by geography, population served, and program type.

In draft →
Frameworks for decision-makers

Policy tools

Policy Tool

How to Make the Case for Prevention Targeting

Common Ladder · May 2026

A decision framework for CoC leaders and funders weighing diversion and prevention investments — including how to present cost-per-outcome comparisons to skeptical elected officials.

Download framework →
Policy Tool

Coordinated Entry Design Checklist

Common Ladder · May 2026

A practical audit tool for evaluating whether a CoC's coordinated entry system meets HUD standards and reflects best practices from high-performing communities.

In draft →

Contribute evidence

We welcome submissions from researchers and policy analysts. Contact us to discuss publishing your work or data through Common Ladder.

Get in touch