GIS Day

GIS Day is held on the third Wednesday in November each year. Started in 1999, GIS Day provides an international forum for users of geographic information systems technology to demonstrate the applications of GIS and learn about geography.

GIS DAY 2026

Wednesday, November 18, 2026

Hosting a GIS Day Event? MAGIP members can request up to $200 for refreshments, supplies, or space. Submit your request through the form.

After your event, be sure to send us:

Receipts for expenses
Event photos
A brief summary of the event
A sign-in sheet

2025 MAGIP GIS Day Map-a-thon!

This year, we’re mapping for good with the Humanitarian OpenStreetMap Team (HOT) on Wednesday, November 19. Participate through our new MAGIP GIS Day Map-a-thon Hub, where you'll find mapping tutorials, live updates, and resources!

About the Map-a-thon:

We're collaborating with HOT, a global community dedicated to creating free, open map data for humanitarian aid and sustainable development. Your contributions in OpenStreetMap (OSM) will make a difference in emergency response, infrastructure planning, and community resilience worldwide.

Here's how to get involved:

1. Visit the MAGIP GIS Day Map-a-thon Hub

2. Register your event with Esri at https://www.gisday.com/en-us/overview

3. Create a free OSM account: https://www.openstreetmap.org

4. Access the HOT Tasking Manager: https://tasks.hotosm.org

5. Choose a project and start mapping!

6. Share your progress using #MAGIPMapathon and #GISDay2025!

View Past Contest Entries

View the Map Gallery

2024 MAGIP GIS Day Mapathon and Web Map Contest

View more information about the Mapathon.

Web Map Results

1st Place- MT Mountain Ranges by Amy Wally
2nd Place- GVLT Conserved Lands by Eddie Webb
3rd place- McCall, ID Trail Guide by John Driessen

2023 MAGIP GIS Day Mapathon

Map-a-thon attendees successfully mapped >1,500 miles of powerlines between 37 volunteers on GIS Day! Participants logged in across the state from Butte, Bozeman, Billings, Great Falls, Helena, Kalispelll, Missoula and Eastern Montana. Congratulations to our top five mappers: Jeff Hedstrom, Christine Kangas, Tessa Switzer, Donald Swanson, and Nate Wold. View Mapathon Results

2022 MAGIP GIS Day Web Map/App Contest Results

1st Place - $100 - Billings PD Task Force/Crime Hub- Billings PD- Bobbi Johnson
2nd Place - $50 - Anaconda Deer-Lodge Cemeteries - Kim Kresan & Jeff LeProwse
3rd Place - $25 - Billings Capital Project Dashboard - Jeff Sprock & Joel Griffin

View Map Entries

2021 MAGIP GIS Day Web Map/App Contest Results

1st Place - $100 - Economic Development - City of Helena - Eric Spangenberg
2nd Place - $50 - BLM Montana/Dakotas Interactive Map - Allen Armstrong
3rd Place - $25 - City of Helena Major Infrastructure Projects - Haley Jurecki

View Map Entries

2020 MAGIP GIS Day Web Map/App Contest Results

1st Place - $100 - The Sprague Fire and the future of Glacier National Park's Sperry Chalet - Morgan Voss
2nd Place - $50 - Gallatin County SAR 2019 Annual Report - Curtis DeVault
3rd Place - $25 - Gillette Aerial Hub - Nick Swartz

View Map Entries

2019 MAGIP GIS Day Web Map/App Contest Results

1st Place - Broomfield, CO Walkability Tool by Nick Swartz
2nd Place - 4th Largest State in US Has 44th Largest Population by Bobbi Johnson
3rd Place (Tie) - Gallatin County Historical Plat Book Viewer by Dylan Olin and Lewis and Clark County, MT Open Lands Program by the Lewis and Clark County Staff

View Map Entries

2018 MAGIP GIS Day Web Map/App Contest Results

1st ($100) - This is the place... by Morgan Anderson, University of Montana

2nd ($50) - Birding in the Helena Area by Valerie Stacey, Big Sky Watershed Corps

3rd Place ($25) - Canyon Ferry: Before the Reservoir by Nick Swartz, Montana DNRC