Explore Algonquin, Illinois, with this interactive street and satellite map. You can “grab” the Algonquin, 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.
| City | Algonquin |
| State | Illinois (IL) |
| County | McHenry |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 42.16558 |
| Longitude | -88.294249 |
| Population | 30,067 |
| Density | 922.1 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 60102 |
| Area Code | 312, 773 |
| County Seat | Woodstock |
| School District | Community Unit School District 300 |
Algonquin is a locality in McHenry County, Illinois, United States. It has a population of 30,067. The population density is 922.1 people per km². Algonquin is located at 42.1656°N, 88.2942°W. It observes the Central Time (America/Chicago) timezone. ZIP code: 60102.
Algonquin stretches across rolling terrain where the Fox River, a ribbon of cool, flowing water, has long been the heart of its landscape. It lies 2.2 miles east-south-east of Lake in the Hills, IL (from Lake in the Hills, IL: bearing 121°T), and is situated 8.9 miles north of Elgin. The land here, sculpted by ancient glaciers, offers a gentle rise and fall, a subtle topography that guides the eye toward the horizon. Mature oak and maple trees, their branches heavy with the season's growth, create pockets of shade along residential streets, while wider avenues open up to fields that hint at the agricultural past. The air, especially in the early morning, carries the scent of damp earth and the distant hum of traffic, a familiar soundtrack to a community that balances the quietude of its natural setting with the pulse of modern life. Sunlight, when it breaks through the canopy, falls in broad, golden patches, illuminating the weathered brick of older buildings and the vibrant green of manicured lawns. The history of Algonquin is deeply entwined with the power of the Fox River, which once fueled its mills and transportation networks. Settlers, drawn by the fertile soil and the promise of water-powered industry, established Algonquin in the mid-19th century, and its early economy revolved around agriculture and the processing of local goods. Today, while remnants of that industrial past might be found in the sturdy, no-nonsense architecture of some downtown buildings, Algonquin has diversified, with a burgeoning retail sector and a growing number of residents who commute to larger metropolitan areas. The town's character is a blend of its enduring Midwestern sensibility and a welcoming embrace of new families, a place where the annual summer festival still draws crowds to the riverfront, a reminder of simpler times and the enduring appeal of community gatherings.
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This page provides an embedded street and satellite map of Algonquin, Illinois — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 42.16558, -88.294249. 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 Algonquin and McHenry County.
Detailed location data for Algonquin includes the ZIP code (60102), telephone area code (312, 773), county seat of McHenry County (Woodstock), and school district assignment (Community Unit School District 300). 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 Algonquin is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | June 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. |