Explore Mossyrock, Washington, with this interactive street and satellite map. You can “grab” the Mossyrock, WA street map and move it around to re-centre it. You can change between standard map view and satellite map view by clicking the small square in the bottom left-hand corner of the map. You can use the zoom buttons on the lower right side of the map to zoom in or out to street-level detail. You will find live weather, local and world news below.
| City | Mossyrock |
| State | Washington (WA) |
| County | Lewis |
| Country | United States of America |
| Timezone | Pacific Time (America/Los_Angeles) |
| Latitude | 46.529552 |
| Longitude | -122.485111 |
| Population | 875 |
| Density | 504.5 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 98564 |
| Area Code | 425 |
| County Seat | Chehalis |
| School District | Mossyrock School District |
Mossyrock is a locality in Lewis County, Washington, United States. It is a small community with a population of 875. The population density is 504.5 people per km². Mossyrock is located at 46.5296°N, 122.4851°W. It observes the Pacific Time (America/Los_Angeles) timezone. ZIP code: 98564.
Mossyrock rests in a valley where the Cowlitz River, a broad, often steely ribbon, carves its path, its banks occasionally softened by moss-laden alders and Douglas firs that climb the surrounding slopes. It lies 6.4 miles south-southwest of Lewis, WA (from Lewis, WA: bearing 193°T), and is situated 17.7 miles east-northeast of Cowlitz. The land here is a study in muted greens and earthy browns, the air carrying the damp, clean scent of evergreen needles and the faint, mineral tang of the river. Sunlight, when it breaks through the pervasive Pacific Northwest gray, can be a startling, golden thing, illuminating the textured bark of ancient trees and the smooth, worn stones along the water’s edge. The foothills of the Cascades are a constant, hazy presence on the eastern horizon, their massive, silent forms a backdrop to the everyday comings and goings of this riverside settlement. The story of Mossyrock is deeply intertwined with the power and bounty of the Cowlitz. For generations, this river has been the lifeblood, first for the indigenous peoples who fished its salmon-rich waters and later for the logging and agricultural enterprises that shaped its modern identity. The dam, a concrete sentinel on the river, stands as a testament to human ingenuity and a significant force in the region’s economy, providing hydroelectric power that hums unseen, a quiet engine for the surrounding communities. Though the timber industry has seen its cycles, the spirit of hardworking resilience persists in Mossyrock, a place where the pace feels measured, tied more to the flow of the river and the turning of the seasons than the frantic pulse of larger cities. A palpable sense of place emanates from the weathered storefronts and the easy nods exchanged between neighbors, a quiet acknowledgment of shared history and a shared, beautiful corner of the world.
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This page provides an embedded street and satellite map of Mossyrock, Washington — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 46.529552, -122.485111. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Mossyrock and Lewis County.
Detailed location data for Mossyrock includes the ZIP code (98564), telephone area code (425), county seat of Lewis County (Chehalis), and school district assignment (Mossyrock School District). These are among the most commonly searched location details for any US city or town.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct Mossyrock is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | July 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. Location verified by proximity — not name matching alone. |