Explore Lanark, Illinois, with this interactive street and satellite map. You can “grab” the Lanark, IL 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.
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| City | Lanark |
| State | Illinois (IL) |
| County | Carroll |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 42.102246 |
| Longitude | -89.833453 |
| Population | 1,541 |
| Density | 520.3 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 61046 |
| Area Code | 847, 224 |
| County Seat | Mount Carroll |
| School District | Eastland Community Unit School District 308 |
Lanark is a locality in Carroll County, Illinois, United States. It has a population of approximately 1,541. The population density is 520.3 people per km². Lanark is located at 42.1022°N, 89.8335°W. It observes the Central Time (America/Chicago) timezone. ZIP code: 61046.
Lanark rests in a gently rolling expanse where fields of corn and soybeans stretch towards a horizon that often burns with the low, warm light of prairie sunsets. It lies 37.9 miles south-south-west of Green, WI (from Green, WI: bearing 196°T), and is situated 7.4 miles east of Mount Carroll. The land here, a rich loam, has been shaped by eons of glacial retreat and the patient work of farmers, giving it a subtly textured character. Oak and maple trees, their branches reaching like weathered hands, dot the landscape, providing pockets of shade and a whisper of coolness on summer afternoons. The air itself carries a clean, earthy scent, a mixture of tilled soil and the distant breath of livestock, a constant reminder of the agricultural heart that beats within Lanark. The history of Lanark is deeply intertwined with the sturdy German and Swiss immigrants who first settled this fertile ground, their diligence evident in the well-maintained farmsteads and the enduring spirit of the community. The local economy has long been anchored in agriculture, with grain elevators standing as silent sentinels along the old railway lines, though a growing number of small businesses now contribute to the town's quiet prosperity. A particular charm of Lanark lies in its unpretentious nature, a place where the pace of life allows for genuine connection, and the evenings often bring the sound of screen doors opening and closing as neighbors gather on porches, their conversations carried on the soft summer air.
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This page provides an embedded street and satellite map of Lanark, Illinois — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 42.102246, -89.833453. 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 Lanark and Carroll County.
Detailed location data for Lanark includes the ZIP code (61046), telephone area code (847, 224), county seat of Carroll County (Mount Carroll), and school district assignment (Eastland Community Unit School District 308). 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 Lanark 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. |