Grundy County lies in north-central Missouri, where Trenton provides the clearest urban reference and a network of rivers and creeks divides the surrounding farmland into broad valleys and rolling ridges. The general map highlights U.S. 65, Route 6, Route 128, and the smaller communities of Spickard, Tindall, Galt, Laredo, and Brimson. The terrain-and-water layer adds the Thompson River, Weldon River, Muddy Creek, Honey Creek, and several lakes, while the elevation layer shows a mapped range of roughly 215 to 307 meters. High-resolution JPG versions of the same map themes are available together in the download ZIP for printing or offline reference.
The county is easier to understand when Trenton is treated as the starting point. North of town, Tindall and Spickard line up along a major north-south road. Galt sits to the east, Laredo lies in the southeast, and Brimson is close to the western edge. The road map gives the basic arrangement, but the water and elevation layers reveal why the landscape changes from broad river bottoms in the west to more closely spaced ridges in the east.
Table of Contents
Start with Trenton, U.S. 65, and Route 6
Trenton stands out immediately on the general county map and lies slightly west of the county’s center. The Grundy County Courthouse and Wright Memorial Hospital are labeled near the city, making the urban area easy to recognize. Route 6 crosses the Trenton area from west to east, while U.S. 65 continues south and north. Route 128 helps orient the western and northwestern side of town.
Tindall and Spickard appear north of Trenton, while Brimson and Leisure Lake provide references toward the western boundary. Route 139 helps locate the eastern side of the county and the area around Galt, and Laredo sits farther south and east. The map is designed for county-scale orientation rather than live navigation, so current road conditions and final driving directions should be checked separately.

Spickard, Galt, Laredo, and Brimson spread across the county
Spickard sits close to the northern county line, with Tindall positioned between it and Trenton. Galt occupies the eastern side, while Laredo lies farther south and east. Brimson is near the western boundary on Route 146. These towns are separated by broad rural areas, so the county reads as a set of small communities connected by highways and local roads rather than one continuous urban corridor.
Leisure Lake near Brimson adds a small western landmark. On the eastern side, streams are often more useful than lake names for local orientation. Moving between the general map and the water map helps distinguish places that might otherwise look similar on a mostly rural road network.
The city layer ranks six major communities
The city distribution map ranks Trenton first, Spickard second, Galt third, Laredo fourth, Brimson fifth, and Tindall sixth. The CITY INDEX also displays values of 5,536 for Trenton, 253 for Spickard, 203 for Galt, 109 for Laredo, 81 for Brimson, and 74 for Tindall. These are values associated with the map’s ranking dataset and should not be treated as current official population estimates.
The geographic distribution is more useful than the numbers themselves. Trenton sits in the central-western part of the county, Spickard is far north, Galt is east, Laredo is southeast, Brimson is west, and Tindall fills the corridor north of Trenton. The numbered markers represent rank, not road distance or travel time.

Thompson River creates the broad western valley
The Thompson River is one of the most prominent features on the terrain-and-water map. It winds through the west-central part of Grundy County and continues south through a broad low corridor. Old Channel Thompson River is labeled separately, showing that older channel traces remain part of the mapped landscape near the present river.
Lake of the Woods, Lake Witton, and Crowder Lake appear close to the Thompson River side of the county. Crowder Lake is within Crowder State Park west of Trenton. Missouri Department of Conservation directions use Route 6 and Route 146 from Trenton, which makes the lake easy to connect with the general road map.
Weldon River and Muddy Creek divide the north and center
Weldon River curves through the northern portion of the county, and an Old Channel label appears nearby. Muddy Creek runs south through the central area east of Trenton. Both occupy lower corridors that are easy to match with the green valleys on the elevation map.
Farther east, Honey Creek, No Creek, North Fork Crooked Creek, and Medicine Creek create a series of long north-south drainage lines. The pattern gives the eastern half of Grundy County a ribbed appearance on the elevation layer, with higher ridges between parallel creek valleys. This is one of the clearest differences between the eastern uplands and the broader Thompson River lowland to the west.
Lake Trenton and Crowder Lake make useful local landmarks
Lake Trenton is shown east and southeast of the city and provides a convenient local landmark between Trenton and the eastern countryside. Crowder Lake, farther west, is tied directly to Crowder State Park. Lake of the Woods and Lake Witton add two more named water bodies near the Thompson River side of the county.
Missouri State Parks describes Crowder State Park as a large area of rolling, forested terrain west of Trenton, with trails, a lake, and camping. That setting stands out in a region otherwise dominated by farmland and gentler terrain. The park is therefore useful not only as a recreation reference but also as a geographic example of Grundy County’s more rugged local relief.

Elevation ranges from about 215 to 307 meters
The elevation map reports an actual mapped range of approximately 215 to 307 meters, with a mean near 254 meters. The Thompson River and other major stream valleys appear in green as lower terrain, while the ridges between them rise into yellow, tan, and brown. The county is not mountainous, but the map clearly shows repeated local relief across the rural landscape.
Higher terrain is especially visible in parts of the east, northwest, and southwest. The Crowder State Park area west and southwest of Trenton includes several stronger upland ridges, while the Thompson River corridor forms a much broader lowland nearby. The eastern half contains narrower valleys separated by long ridges. This layer is suitable for broad geographic comparison and should not be used as survey-grade or engineering-grade elevation data.

Crowder State Park highlights the rougher western hills
Crowder State Park lies west of Trenton near Route 6 and Route 146. Missouri State Parks describes the park as more than 1,900 acres of rolling terrain with forested slopes, trails, a lake, and camping facilities. The park’s location makes it an easy place to connect the road map, water map, and elevation layer.
On the elevation map, the park area lies near stronger brown and tan relief, while the nearby Thompson River valley is distinctly lower. A reader can locate Trenton first, follow Route 6 west, find Crowder Lake on the water map, and then compare the surrounding ridges on the elevation map. That sequence provides a clear example of how the different layers describe the same landscape.
East of Trenton, parallel valleys become more obvious
The terrain east of Trenton is strongly shaped by Muddy Creek, Honey Creek, No Creek, North Fork Crooked Creek, and other tributaries. These waterways tend to run in long north-south corridors, leaving higher ridges between them. The pattern is especially clear on the elevation layer, where green valleys and warmer ridge colors alternate repeatedly.
This eastern pattern contrasts with the broader Thompson River valley in the west. Around Galt and Laredo, named creeks can be more useful than large lakes for matching locations between layers. The result is a county with two different visual characters: a broad river lowland to the west and more closely spaced ridge-and-valley terrain to the east.
County government and local information are centered in Trenton
The official Grundy County website lists the Grundy County Courthouse at 700 Main Street in Trenton and provides county government and court information. That makes Trenton not only the largest community on the supplied map but also the practical administrative reference for county services.
Crowder State Park’s official pages also use Trenton as the local reference. Missouri State Parks places the park west of Trenton, and Missouri Department of Conservation provides driving directions to Crowder State Park Lake from the city. These sources connect the map’s road and water features with current public information.
Choosing the right downloadable map
Use the general county map when roads and communities are the priority. The ranked city layer is the quickest way to compare Trenton, Spickard, Galt, Laredo, Brimson, and Tindall. The terrain-and-water map is best for Thompson River, Weldon River, Muddy Creek, Honey Creek, Lake Trenton, and Crowder Lake, while the elevation map highlights the contrast between low river bottoms and higher ridges.
The download ZIP contains high-resolution JPG versions of the same map themes shown on the page. They are useful for enlarging labels, printing a reference sheet, or comparing layers side by side. The files are intended for general geographic reference and do not replace live navigation, flood warnings, legal boundary surveys, or professional elevation measurements.
Frequently Asked Questions
What is the easiest place to use as a reference in Grundy County?
Trenton is the clearest starting point. U.S. 65 and Route 6 pass nearby, the county courthouse is located there, and the city provides a convenient reference for the Thompson River valley and surrounding towns.
Do the numbers on the city map show distance?
No. They rank Trenton, Spickard, Galt, Laredo, Brimson, and Tindall within the supplied city dataset. The markers and CITY INDEX values are not road mileage or travel times.
What elevation range does the Grundy County map show?
The elevation layer shows an actual range of about 215 to 307 meters, with a mean near 254 meters. Major river valleys are lower, while ridges in the east, northwest, and southwest rise higher.
Map File Information
Download the map files associated with this page for reference, printing, and compatible visual projects.
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Related Maps
Sources and references
- Grundy County Missouri Official Website – courthouse and county government information in Trenton
- Missouri State Parks – Crowder State Park – official park information west of Trenton
- Missouri Department of Conservation – Crowder State Park Lake – lake information and directions from Trenton
- U.S. Census Bureau TIGER/Line Shapefiles – county boundary and road data
- USGS National Hydrography – rivers, streams, and water features
- USGS 3D Elevation Program – elevation data
Green Map creates custom-edited map images using open geographic data sources such as geoBoundaries, Natural Earth, OpenStreetMap, and government open data. These maps are edited visual materials, not raw data files, and are provided for education, documents, presentations, and graphic reference.





