O'Neil Property Group
Scenic river communities, Starved Rock State Park, and affordable homes in the heart of the Illinois Valley. Discover small-town living with trusted local guidance.
LaSalle County stretches across the Illinois Valley roughly 80 miles southwest of Chicago, where the Illinois and Vermilion Rivers meet amid sandstone bluffs and wooded canyons. Ottawa — the county seat — anchors a network of river communities that include Peru, LaSalle, Streator, and Mendota, each offering an identity shaped by river commerce, railroad heritage, and genuine small-town character.
What draws buyers to LaSalle County is the combination of affordability and lifestyle that is difficult to match in the Chicago metro. Median home prices hover around $176,000 — a fraction of what comparable properties cost in DuPage or Kendall County — while offering larger lots, historic architecture, and access to some of Illinois’ most celebrated outdoor destinations, including Starved Rock State Park, Matthiessen State Park, and Buffalo Rock.
The Illinois River and its tributaries connect parks, boat launches, and trail systems throughout the county. Interstate 80 and Interstate 39 provide regional connectivity, while Route 6 and Route 71 link the valley’s communities. For buyers who want space, scenery, and a lower cost of living without sacrificing community amenities, LaSalle County delivers.
A quick look at what makes LaSalle County one of the most affordable and scenic real estate markets in northern Illinois.
Each community offers its own character, local identity, and housing profile. Explore below to find the right fit for your family, lifestyle, and budget.
The county seat and largest community, Ottawa sits at the confluence of the Illinois and Fox Rivers. A revitalized downtown with shops, restaurants, and cultural attractions pairs with established residential neighborhoods. Ottawa serves as the commercial and civic hub of the Illinois Valley.
Located along the Illinois River adjacent to LaSalle, Peru is a regional retail and employment center. Affordable housing, proximity to I-80 and I-39, and a growing commercial corridor make Peru attractive for families and commuters seeking value in the Illinois Valley.
The city of LaSalle sits along the Illinois River with a rich industrial and canal heritage. Affordable homes, established neighborhoods, and proximity to Starved Rock State Park make it a strong option for buyers seeking river-adjacent living at accessible price points.
Located in the southern portion of the county, Streator offers a tight-knit community with affordable housing, a walkable downtown district, and strong civic pride. The Vermilion River runs through town, providing parks and green space throughout the community.
A railroad-heritage community in northern LaSalle County, Mendota offers affordable homes, a strong school district, and a vibrant agricultural identity. Known for its annual Sweet Corn Festival, Mendota blends rural charm with convenient access to I-39 and I-80.
A charming village nestled at the base of Starved Rock State Park. Utica’s quaint downtown features local shops, wineries, and outdoor outfitters. Properties here attract buyers drawn to nature-oriented living, weekend tourism appeal, and scenic bluff-top settings.
A river community along the Illinois River east of Ottawa, Marseilles offers quiet residential neighborhoods, affordable housing, and proximity to Illini State Park. The community provides a slower pace of life with convenient access to regional employment centers.
Situated along the Illinois River and I&M Canal, Seneca is a growing community on the eastern edge of LaSalle County. Newer residential development, good schools, and proximity to both Starved Rock and the Grundy County employment corridor make Seneca appealing for families.
Whether you’re looking for a starter home, waterfront property, or acreage — LaSalle County has options across every category.
Modern builds and newer developments in Ottawa, Peru, Seneca, and surrounding communities.
Premium properties with scenic views, river frontage, and upgraded finishes throughout the county.
Rural properties with land in Streator, Mendota, Earlville, and outer LaSalle County.
Homes near parks, schools, and community amenities in Ottawa, Peru, and Marseilles.
Near I-80 and I-39 for access to Joliet, the western suburbs, and regional employment.
Illinois River, Fox River, and Vermilion River properties with water access and scenic views.
Multi-family, rental-ready, and value-add opportunities in Ottawa, Streator, and Peru.
Affordable homes under $150K for first-time buyers across the Illinois Valley.
Browse all active LaSalle County listings below. Filter by price, community, property type, and more.
LaSalle County’s school districts serve communities across the Illinois Valley, offering a range of educational environments from regional high schools to close-knit elementary programs.
Serving the county seat, Ottawa Township High School provides comprehensive academics, athletics, and career-technical programs for students throughout the Ottawa area.
One of the county’s largest districts, covering 184 square miles and serving the western Illinois Valley. Strong athletics and a wide range of academic offerings.
Serving the southern portion of LaSalle County with a community-centered approach to academics, athletics, and vocational training programs.
A smaller district offering personalized education in northern LaSalle County, known for strong community engagement and comprehensive academic programs.
A tight-knit elementary district providing foundational education for families in the Marseilles and eastern LaSalle County area.
Multiple private, parochial, and alternative schools offer additional choices for families seeking specialized educational programs and smaller class sizes across the county.
Beyond homes and schools, the county offers world-class state parks, river recreation, historic downtowns, and a welcoming Illinois Valley community culture.
Whether you’re relocating from the Chicago metro, another state, or seeking a lifestyle change — here’s what you need to know.
LaSalle County offers some of the most affordable real estate in northern Illinois. Median home prices around $176,000 mean buyers can purchase significantly more home — and more land — than comparable budgets would allow in DuPage, Kane, or Kendall County. Many properties include generous lot sizes, detached garages, and the kind of space that is increasingly rare closer to Chicago.
Interstate 80 crosses the county east to west, connecting to Joliet and the Chicago metro area. I-39 runs north-south, linking to Rockford and Bloomington-Normal. Route 6 and Route 71 connect Illinois Valley communities. While the commute to downtown Chicago is longer than inner-suburban counties, many residents work regionally or remotely, making LaSalle County an ideal fit for those prioritizing lifestyle over commute distance.
East-west highway access to Joliet, Chicago suburbs, and regional employment
North-south connectivity to Rockford, Bloomington-Normal, and beyond
World-class outdoor recreation minutes from your front door
Boating, fishing, and scenic river-community lifestyle
Housing, taxes, and daily expenses well below Chicago metro averages
Strong civic pride, local events, and genuine small-town connections
Get a free, no-obligation home valuation from our team. We’ll provide a detailed market analysis based on recent sales, current inventory, and local market conditions in your community.
Get Your Home ValuationWe bring local knowledge, market intelligence, and a relationship-driven approach to every LaSalle County transaction. Our team knows the Illinois Valley.
We know the Illinois Valley — school districts, river communities, property values, and market trends that shape every buying and selling decision in LaSalle County.
Constant field presence means we understand current conditions, hidden opportunities, and realistic pricing — not what the market was doing six months ago.
We work with local lenders, inspectors, contractors, and title companies — relationships built over years that translate to smoother transactions for our clients.
We start by understanding your goals before we talk homes or strategies. Your priorities drive every recommendation we make.
Our Google reviews reflect a consistent commitment to transparent communication, honest advice, and results that speak for themselves.
Based in Yorkville and serving six counties — including LaSalle County. Whether you’re comparing Ottawa to Streator or Peru to Mendota, we guide you through every option.
Real results from real clients. Here’s what buyers and sellers say about working with our team.
The process of selling our home with Ryan was as seamless as one could hope for! He was so professional and supportive throughout the entire process.
Working with O’Neil Property Group was hands-down one of the best decisions I’ve made as a first-time investor. Kealan guided me through every step of the process.
Kealan was great to work with and made selling our house easy. We would definitely call O’Neil Property Group again!
Wow what a great experience. Kealan and his team sold my house very quickly and had multiple offers.
Kealan was wonderful and so responsive. He was patient and kind. I would recommend Kealan to anyone!
Loved working with Kealan to buy our home in Yorkville. Very knowledgeable and got us our dream home in a tough market. Highly recommend.
What a great experience we had selling our home with O’Neil Property Group. They kept us informed every step of the way and that made it easy on us. Thank you!
Kealan went out of his way to show us houses and help us throughout the whole process. I hope we never move again, but if we do, I would use O’Neil Property Group.
Kealan executed a perfect home sale and home purchase strategy to meet our expectations. We reached sales price, purchase price, and timing goals.
Answers to the questions buyers, sellers, and relocating families ask most about living in LaSalle County.
Let O’Neil Property Group help you find the right home in LaSalle County. With regional knowledge of every community, school district, and market trend across the Illinois Valley, our team is here to guide you from first search to closing day.