Join the OpenStreetMap community for a free virtual conference. Enjoy two days of talks, workshops, and all things mappy.

Welcome to the home of open mapping in the United States

OpenStreetMap is the free, editable map of the world. OpenStreetMap US is a nonprofit organization helping to support and grow the project in the US.

Our Work

Taking open mapping to the classroom

Targeted mapping for community partners

Powering community-led tools

Bridging the open data gap

Solutions for responsible trail mapping

The pen-and-paper mapping workflow

Full-featured static website theme

Charter Projects

The game of mini mapping challenges

The ultimate OpenStreetMap validator

Building the world’s most out-of-date map

Get Involved

Learn how to make your first edit

Join us!

Become a funding partner

Community messenger and workspace

Collaborative mapping campaigns

Shop official OSM US merchandise

Conferences & Events

Our premiere conference series

Our free virtual conference series

Virtual OpenStreetMap hangouts and talks

November 18–22, 2024

Learn from community members

The Americana Map

The US OpenStreetMap community has been working on a map suited to the cartographic needs and traditions of the United States. It's a great way to explore OpenStreetMap data through a US lens. Learn More

Thank you to our Members

The support of our members makes our work possible. Consider becoming an individual or organizational member.

Strategic Organizational Members

Thank you to our event sponsors

Platinum Sponsors — State of the Map US 2024

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