Real Estate Market

Last updated: September 2026

📈 12-Month Price Trend — Union

Median home price over the last 12 months. Source: Zillow Research.

📋 Market Summary

🏘️ Housing Profile

Source: US Census Bureau, American Community Survey 5-Year Estimates.

🗺️ Nearby County Comparison

🏠 Buying a Home in Union

Union, Illinois offers one of the most accessible entry points into homeownership in McHenry County, with a median home price of $153,147. This figure sits well below both state and national medians, making Union an attractive destination for first-time buyers, retirees looking to downsize, and families seeking affordable suburban living without sacrificing community character. At this price point, buyers can often secure detached single-family homes with yards, garages, and mature landscaping — the kinds of properties that would command significantly higher prices in nearby suburban Chicago markets. For buyers coming from urban areas or pricier collar counties, Union can feel like a genuine discovery. When considering current market conditions, it's worth noting that the median home price in Union has dipped slightly, down about 0.8% compared to the previous month. While a single month's movement doesn't define a trend, it does suggest a modest softening that could work in a buyer's favor. This type of environment may present opportunities to negotiate on price, request seller concessions, or take more time in the decision-making process without the intense bidding pressure seen in hotter markets. Buyers who have been priced out of neighboring communities should take a close look at what Union has to offer right now. For those preparing to buy in Union, a few practical tips can help streamline the process. First, get pre-approved for a mortgage before beginning your search — sellers in small communities tend to favor buyers who come prepared, and even in a softening market, desirable properties can move quickly. Second, work with a local real estate agent who has specific experience in McHenry County's rural and semi-rural communities, as they'll understand zoning nuances, well and septic considerations, and the unique characteristics of older Union homes. Third, budget for a thorough home inspection, particularly if you're eyeing older farmhouses or vintage properties, which are common in this part of Illinois. What truly makes Union attractive to buyers goes beyond the numbers. The community is famously home to the Illinois Railway Museum, the largest railroad museum in the United States, which draws visitors from across the country and gives Union a distinct identity and sense of pride. The surrounding landscape is characterized by rolling farmland, mature trees, and a quiet pace of life that feels increasingly rare in the greater Chicago metropolitan area. Union is located along Route 20 with reasonable access to Elgin, Rockford, and the broader regional job market, meaning buyers don't have to sacrifice connectivity for affordability. For those craving small-town living with a rich local culture and genuinely affordable real estate, Union checks boxes that are hard to find elsewhere in northeastern Illinois.

🏢 Renting in Union

The rental market in Union, Illinois is notably affordable, with a median monthly rent of approximately $710. This figure is remarkably low compared to regional benchmarks — renters coming from Chicago suburbs or even nearby McHenry or Crystal Lake will likely find Union's rental costs to be a breath of fresh air. Because Union is a small, close-knit community with a strong homeownership culture, the overall inventory of rental properties tends to be limited. What does exist is often in the form of single-family home rentals, small apartment units, or converted older properties, rather than large apartment complexes. This means prospective renters should be prepared to act relatively quickly when a suitable listing appears, and networking within the community can be just as useful as online listing platforms. At $710 per month, renters in Union can realistically expect modest but functional living spaces. A one-bedroom apartment or smaller rental home at this price point may come with older finishes and appliances, but the trade-off is genuine value — the kind of affordability that allows renters to save money, pay down debt, or simply enjoy a lower cost of living. Some rental homes in the area offer yard space, driveways, and quiet residential settings that would be considered premium features in denser suburban markets. Utilities, lawn care, and snow removal arrangements vary by landlord, so renters should clarify these details upfront. Because many landlords in small communities like Union are individual property owners rather than corporate management companies, the tenant-landlord relationship often has a more personal dynamic. When weighing rent versus buying in Union, the math increasingly favors purchasing for those with stable income and the ability to secure financing. With a median home price of $153,147 and a median monthly rent of $710, the monthly cost of owning a home — including a mortgage, property taxes, and insurance — may not be dramatically higher than renting, particularly with current conventional loan products and down payment assistance programs available in Illinois. The median household income in Union of $54,090 puts homeownership within realistic reach for many working families, and the community's 78.5% homeownership rate reflects the fact that most residents have already made that calculation. That said, renting remains a smart choice for those new to the area, those with short-term plans, or anyone still building their financial foundation before committing to a purchase.

📖 Union Real Estate Market History

Union, Illinois has roots that stretch back to the mid-19th century, when the region's agricultural productivity and the expansion of rail lines made McHenry County an important part of Illinois's rural economy. The town developed as a modest agricultural community, serving as a local hub for farmers, tradespeople, and families who valued the fertile land and relatively mild growing conditions of northeastern Illinois. Real estate in Union was historically tied to the land itself — farm acreage, homesteads, and working properties defined the market for generations. The transition from purely agricultural to a mixed residential community began gradually as improved roads and later automobile culture allowed residents to live in rural settings while accessing employment in larger nearby cities. The economic identity of Union has always been shaped by its small-town character rather than large-scale industrial or corporate development. Major employers in the broader McHenry County region — including healthcare systems, manufacturing operations in Elgin and Woodstock, and retail and service sectors in larger neighboring communities — have historically drawn Union residents out for work while they chose to plant roots locally. The Illinois Railway Museum, founded in 1953 and headquartered in Union, became one of the community's most defining economic and cultural anchors. The museum employs staff, attracts significant tourism, and has helped keep Union on the map for visitors and history enthusiasts alike, contributing modestly but meaningfully to the local economy across many decades. Over time, the Union real estate market has evolved from a purely agricultural and working-class residential market into a community that attracts a wider range of buyers — including professionals seeking rural retreats, retirees drawn to the quiet lifestyle, and families priced out of higher-cost communities to the south and east. Home values in Union have generally remained conservative compared to broader McHenry County averages, reflecting the community's small size and limited commercial infrastructure. However, broader regional trends — including increased remote work flexibility, rising prices in the Chicago metro area, and growing interest in small-town living following the pandemic era — have brought new attention to communities like Union. The current median price of $153,147 represents a market that has seen gradual appreciation over the long term while remaining one of the more accessible in the county, a balance that continues to define Union's real estate character.

❓ Frequently Asked Questions

🔍 Browse Listings

Data sourced from Zillow Research and Redfin Data Center. Updated monthly.