Sycamore · DeKalb County · IL
Active listings
About the community
Sycamore is the county seat of DeKalb County, Illinois, a community of about 18,600 residents on the Route 64 corridor roughly 54 miles west of Chicago O'Hare. The city is built around the 1905 DeKalb County Courthouse and a 99-acre downtown Historic District listed on the National Register since 1978, with more than 180 contributing buildings. Every October the town hosts the Sycamore Pumpkin Festival, an event that became official in 1962 and remains the city's signature weekend. Families are served by Sycamore Community Unit School District 427, which spans more than 80 square miles across Sycamore, Cortland, Genoa, Clare, and parts of Maple Park. There is no Metra service in Sycamore; the closest commuter rail is the Elburn UP-W terminus about 25 minutes east on Illinois Route 64.
DeKalb County seat
Sycamore has been the county seat of DeKalb County since 1837 and the 1905 Classical Revival courthouse still anchors the downtown square.
~18,600 residents
18,577 at the 2020 census, up from 17,519 in 2010. Roughly the same size as nearby Geneva.
Sycamore CUSD 427
Sycamore High School plus Sycamore Middle School and the elementary network. The district covers more than 80 square miles across five communities.
Pumpkin Festival since 1962
Late-October community festival with a 1,000-plus pumpkin lawn display on the courthouse square, parade, carnivals, and craft shows.
99-acre historic district
Downtown Sycamore is on the National Register of Historic Places (since 1978), with about 187 contributing buildings spanning Victorian, Italianate, and Queen Anne styles.
IL 64 + IL 23
Route 64 runs east-west through the south side of the square; Route 23 runs north-south through the heart of downtown. I-88 sits about 8 miles south at DeKalb.
Quiet, agrarian footprint
Surrounded by working farmland with the city of DeKalb and Northern Illinois University immediately south, putting big-college amenities a short drive away.
No Metra service
Closest commuter rail is the Elburn UP-W terminus about 25 minutes east on IL 64, the western end of the line into Chicago Ogilvie.
Sycamore sits along Illinois Route 64 in northern DeKalb County, with Illinois Route 23 running north-south through downtown. The city is roughly 54 miles west of Chicago O'Hare.
Daily life in Sycamore centers on the downtown courthouse square and State Street, where the city actively maintains and restores Victorian-era storefronts through a matching-grant Downtown and Gateway Improvement Program. The Historic District boundary runs roughly from Exchange Street on the north to Elm Street on the south, with Governor and Sacramento Streets bracketing the east and west sides. Residents walk to local shops, coffee, restaurants, and the public library, and the entire downtown becomes the festival fairgrounds for the Pumpkin Festival every fall.
The Sycamore Park District operates 19 parks plus a splash fountain, dog park, community center, public golf course, and community pool. Old Mill Park is a 26-plus-acre green space with trails and water features near the heart of town. Buyers in Sycamore tend to be families who want the courthouse-square small-town feel, NIU and the city of DeKalb a short drive south, and Sycamore CUSD 427 schools, all at a lower cost basis than the Fox River Tri-Cities.
Neighborhoods
Browse the listings above. Detailed neighborhood pages with market stats, school info, and lifestyle take-downs land here as we roll them out.
Schools
Boundary lines do shift. Always confirm in writing for a specific address before writing an offer.
Sycamore Community Unit School District 427
Schools serving the area
CUSD 427 serves Sycamore plus portions of Maple Park, Cortland, Clare, and Genoa across more than 80 square miles. The district administration center is at 1947 Bethany Road. Always verify the school assignment for a specific address.
Around town
A handful of the places people who live here actually use. Not a directory.
Sycamore Pumpkin Festival
Late-October festival running since 1962 with a 1,000-plus decorated pumpkin display on the courthouse square, parade, two carnivals, and craft shows.
DeKalb County History Center
Local history museum at 1730 N Main Street on the historic Engh Farm. Exhibits, archives, and rotating programming on DeKalb County history.
Old Mill Park
26-plus-acre Sycamore Park District green space with trails, water features, picnic areas, and connections through to downtown.
Downtown State Street
Victorian-era courthouse-square retail district with independent shops, restaurants, and the Sycamore Public Library all walkable.
DeKalb County Courthouse
1905 Classical Revival civic anchor at Illinois Route 64 in the heart of the historic district. Working courthouse plus the symbolic civic center.
Citizens Memorial Sports Complex
Sycamore Park District athletic facility (renamed 2021) with diamond fields, multi-use turf, and tournament programming through the season.
Getting around
By the numbers
Property tax rates vary by exact township and assessor district. Confirm per address before pricing a purchase.
Property tax rate
2.97%
effective avg
Sales tax
8.00%
combined
Median sold price
$616,500
MRED · last 12 mo (2 sales)
Median household income
$78,000
ACS
How Sycamore got here
The first European settlers reached the Sycamore area in 1835, and by 1837 the location had been selected as the DeKalb County seat under its original name, Orange. The town site was platted that same year by James Waterman and Evans Wharry. Sycamore was incorporated as a village in 1858, and after the Civil War the arrival of the railroad fueled enough growth that the settlement was reincorporated as a city in 1869. The town grew along the Chicago and North Western corridor through the late 1800s, with the courthouse square as the civic and commercial anchor.
The current Classical Revival DeKalb County Courthouse was built in 1905 and fronts Illinois Route 64 on the south side of the square. In 1956, resident Wally Thurow began displaying decorated pumpkins on his front lawn, and in 1962 the Sycamore Lions Club helped turn that tradition into the official Sycamore Pumpkin Festival, now the town's largest civic event. The downtown core was listed on the National Register of Historic Places on May 2, 1978, with 187 contributing properties across 99 acres, making Sycamore one of the most architecturally intact small downtowns in northern Illinois.
The questions buyers actually ask
The questions I get most from buyers shopping Sycamore. If yours isn't here, text 815-355-0582, same-day reply.
Your local agent
Most agents will list anything. I focus on the communities I actually know, and the details that determine resale value here aren't in the MLS write-up: which lots back to open space, which streets carry the most consistent demand, which floor plans buyers ask for by name, and what each HOA actually covers.
When you're ready to tour or list, you want someone who's walked the streets, talked to the residents, and read the last 50 closed comps in this market specifically. That's how I work. Text or call any time, and I'll give you a real take, not a brochure.
Thinking of selling?
Not a Zestimate. A real CMA from someone who's sold this neighborhood, knows the floor plan premiums, and can tell you which upgrades the buyer pool here actually pays for.