OpenStreetMap US

First-time attendees at SotM US 2023. Photo by Parker Michels-Boyce.

OpenStreetMap US hosts a variety of events throughout the year to bring together and grow the OpenStreetMap community in the US. This page only lists events that are organized by OpenStreetMap US. Local communities independently organize many events throughout the year! Have a look at the OSM Calendar to find them.

Upcoming events

Infrastructure Mapping for Community Wildfire Resilience

Jan 31, 2026 · Tim Bailey

This presentation will be an overview of local climate resilience mapping efforts that directly support local first responders in several rural jurisdictions in Northern California. Specifically this project will explore infrastructure mapping...
State of the Map US 2026 Info Session

Jan 31, 2026 · Alyssa Castronuovo and Matthew Whilden

Thinking about participating in State of the Map US 2026 in Madison? Come learn from past SotM US attendees about what to expect, ask questions about fellowships and other aspects of the...
Dive Into the Deep End: Learn to use the JOSM Editor by Mapping Swimming Pools

Jan 31, 2026 · Sean Whitcomb

The JOSM editor can greatly improve your OSM editing workflows, but learning how to use it can be intimidating. Learn to use the basic features of JOSM by mapping swimming pools. Download...
Splash Pad: Open Mapping Time Focused on Uncommon or Unusual Features

Jan 31, 2026 · Matthew Whilden

So you’re tired of buildings and highways and stores. What else is there to map? How do we find oddities to map? What is the procedure for inventing new things? Workshop targeting...
Creating Thematic Webmaps using Ultra

Jan 31, 2026 · Daniel Schep

This workshop will dive into creating thematic maps using OSM data using Ultra.
OpenHistoricalMap Office Hours

Jan 31, 2026 · Minh Nguyễn

Join the OpenHistoricalMap community for our annual informal office hours. Get advice from fellow mappers, brainstorm some focus areas for the coming year, and give feedback to the OHM advisory group.
Historical Mapping with OpenHistoricalMap, OldInsuranceMaps.net, and Yesterdays

Jan 31, 2026 · Jacob Hall, Mike O'Brien, Jeff Meyer, and Adam Cox

From georeferencing historical Sanborn fire insurance maps on OldInsuranceMaps.net, to georeferencing historical photographs, to mapping through time on OpenHistoricalMap, we’ll share demos and how to get involved.
OSM US Tech Office Hours

Jan 31, 2026 · Jake Low

Chat about OSM US software projects like OSMCha, MapRoulette, Layercake, the Tileservice, and more. Learn about what’s on the roadmap for the coming year and ways you can get involved with development....

Our event series

State of the Map US

The annual State of the Map US conference is the largest gathering of OpenStreetMap community members from across the country. Come meet the people who create, analyze, and use OpenStreetMap with several days of talks, workshops, and social events. It’s the best party in mapping.

Mapping USA

Mapping USA is a virtual conference series run by OpenStreetMap US featuring a few days of talks, workshops, mapping parties, networking, and all things OpenStreetMap. Attend from anywhere!

Mappy Hours

The OpenStreetMap US Mappy Hours are virtual hangouts for the U.S. community. We often have guest speakers and they are always an opportunity to meet fellow mappers and talk about OpenStreetMap.

OSMGeoWeek

OpenStreetMap Geography Awareness Week is an annual worldwide celebration of open mapping that takes place each November. OSM community members host in-person and virtual events to showcase the power of crowdsourced mapping and invite new mappers into the fold.

Talk archive

Recorded Talks

OpenStreetMap US events feature talks from community members with specialized knowledge on a staggering range of topics. Recorded talks are a great way to learn OSM for beginners and experts alike.

Thank you to our event sponsors

Anniversary Sponsor — State of the Map US 2025

  • Esri logo

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