Home Owners’ Loan Corporation (HOLC)

The San Francisco Bay Area is visible from San Carlos, across the bay to the East Bay. Mount Diablo looms in the background.

Formerly Redlined Neighborhoods Continue to Suffer Disparate Air Pollution

How did ZIP codes become such powerful determinants of public health? New new evidence of the disparate air pollution of redlined neighborhoods partly answers that question.

March 9, 2022 - Environmental Science and Technology Letters

Redlining Map

Study: Historical Redlining Maps No Longer a Proxy for Black America

Black Americans have moved on from formerly redlined neighborhoods, and other minorities and whites have moved in. The wave of presidential campaigns that have based housing policy proposals on redlining maps might be misguided as a result.

October 15, 2019 - Brookings

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HUD's Office of Policy Development and Research

Top Books

An annual review of books related to planning.

Top Websites

The best of the Internet—since 2002.

Top Apps

Planning apps for a brave new world.

Top Schools

The definitive ranking of graduate planning programs.

Urban Design for Planners 1: Software Tools

This six-course series explores essential urban design concepts using open source software and equips planners with the tools they need to participate fully in the urban design process.

Planning for Universal Design

Learn the tools for implementing Universal Design in planning regulations.