Explore Trimountain, Michigan, with this interactive street and satellite map.
This page also offers TOPO MAPS — the official USGS topographic sheets — plus USGS aerial imagery, a labelled USNG grid overlay, a distance and bearing tool, and a GPS grid-reference readout. See How to Use This Map below.
This interactive map shows the street layout and satellite imagery for Trimountain, Michigan. Use the Map and Satellite buttons above to switch between street map and aerial imagery views. Use the + and − buttons to zoom in or out, or scroll your mouse wheel while holding the Control key to zoom. On a touchscreen, use a two-finger pinch gesture. Drag the map to pan to any area of Michigan or beyond.
Click ⛶ Fullscreen to expand the map to fill your screen. To return to the normal page view, press the Escape key, click the ✕ Exit Fullscreen button that appears above the map, or on a mobile device tap the back button (Android) or the close icon (iOS).
TOPO MAPS — NEW. Click the green 🔍 Search Maps button below the map to open a second map with a Base map row offering three choices. OSM is the standard OpenStreetMap street map. Topo shows the official USGS topographic maps from The National Map — contours, hydrography, land cover and shaded relief, the same mapping used for hiking, hunting and back-country navigation in the Adirondacks, the Catskills and the Finger Lakes. Imagery shows USGS aerial photography, mostly 1-metre NAIP. The search box finds any US town, county or landmark by name, so you are not limited to Trimountain.
Reading the map like a paper quad. Click Grid to overlay the U.S. National Grid (USNG), labelled along the edges exactly as a printed topographic sheet is — at normal zoom the squares are one kilometre across, so you can read a six-figure grid reference by eye and judge distance directly off the map. Click Measure, then tap two points, to get the distance between them together with the grid bearing in degrees and mils, the true bearing, and the magnetic bearing to set on a compass.
Click 📍 My position to take a single GPS reading from your device. It marks where you are and reports your position as a USNG grid reference as well as plain latitude and longitude — USNG being the format FEMA and US search and rescue teams work from — with a Copy position button so you can paste it straight into a text message. It takes one reading and stops, rather than tracking continuously, to conserve your battery. Note that map tiles need cell coverage, but a GPS reading does not — your coordinates stay correct even where the map itself cannot load.
| City | Trimountain |
| State | Michigan (MI) |
| County | Houghton County |
| Country | United States of America |
| Timezone | Eastern Time (America/Detroit) |
| Latitude | 47.055206 |
| Longitude | -88.660682 |
| Population | 212 |
| Density | 175.3 /km² |
| Incorporated | N/A |
| ZIP Code | 49905 |
| Area Code | 906 |
| County Seat | Houghton |
| School District | Adams Township School District |
Trimountain emerges from the rugged terrain of the Keweenaw Peninsula, where the landscape is defined by the heavy, iron-rich earth and the persistent, cool respiration of Lake Superior. It lies 69.5 miles west-northwest of Marquette, MI (from Marquette, MI: bearing 301°T), and is situated 6.3 miles southwest of Houghton. The horizon is broken by the silhouette of Tolonen Hill, a modest rise that anchors the view, while the verdant expanses of Local Forest press against the perimeter of the settlement, offering a quiet, untamed boundary to the residential streets. Water remains an omnipresent force here, with the Pilgrim River carving its path a mere mile away, its currents carrying the snowmelt toward the vast, restless expanse of the open lake that sits only eight miles from the center of town. The light in the late afternoon often takes on a bruised, metallic quality, catching the edges of the pines and casting long, thin shadows that seem to stretch toward the unseen presence of Harrington Island in the distance.
Trimountain carries the weight of a copper-mining legacy, a past that lingers in the weathered foundations and the hollowed-out stillness of the surrounding hills. Where the economy once thrived on the extraction of subterranean wealth, today the pace of life has settled into a deliberate, unadorned rhythm that favors the endurance of those who remain. The influence of Pine Lake, looming six miles from the center point, provides a cooling influence on the air, tempering the humidity of the summer months and drawing the eye toward the vastness of the horizon. Daily life in Trimountain is a quiet negotiation with the elements, where the memory of industrial bustle has long since faded, replaced by the sound of wind moving through the canopy of the Local Forest and the distant, rhythmic pulse of the nearby Great Lakes.
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This page provides an embedded street and satellite map of Trimountain, Michigan. Coordinates: 47.055206, -88.660682. Live weather conditions are sourced directly from the National Weather Service. Real-time local and world news feeds keep the page current.
Detailed location data for Trimountain includes the ZIP code (49905), telephone area code (906), county seat of Houghton County (Houghton), and school district assignment (Adams Township School District).
Search Maps opens a second, independent map. It searches OpenStreetMap for any US town, county or landmark by name; offers USGS topographic maps and USGS aerial imagery as base layers; overlays a labelled U.S. National Grid (USNG) so the map can be read like a printed topographic quad; measures distance and grid, true and magnetic bearings between any two points; and takes a single GPS fix reporting your position as a USNG grid reference and as latitude and longitude. Map tiles require cell coverage, but a GPS position does not, so the coordinates remain correct even where the map cannot load.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity. Population figures are sourced from the 2020 US Census.
| Page generated | September 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Map layers | Google Maps; © OpenStreetMap contributors; USGS The National Map topographic and aerial imagery (public domain); magnetic declination from NOAA NCEI (World Magnetic Model) |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. |