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$725,000 Just Listed
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Property Description
Set on 25+ acres in a peaceful country setting, this ranch-style home offers space, privacy, and plenty of room to enjoy the outdoors. The inviting living room features a vaulted ceiling accented by decorative wood beams and flows into a dedicated dining area, creating a warm and open atmosphere for everyday living or entertaining. The kitchen offers ample cupboard and counter space and opens to a comfortable family room with sliding doors leading to the deck and expansive backyard views. The home features three full-size bedrooms and two full bathrooms, providing a practical layout for a variety of lifestyles. A full basement offers abundant storage and the opportunity to finish additional living space to suit your needs. The attached two-car garage adds convenience, while the impressive 40x60 barn provides exceptional versatility. With 220 electrical service, partial concrete flooring, and natural gas to the property, the barn is ideal for a workshop, storage, hobbies, equipment, or other recreational uses. Horses are allowed per the seller, adding to the property's appeal for those looking to enjoy a more rural lifestyle. Major improvements include a roof approximately 15 years old, windows and siding replaced approximately 5-6 years ago, furnace and central air approximately 5 years old, well pump and tank approximately 10 years old, and a water softener approximately 2 years old. Adding even more flexibility, the property is comprised of three separate parcels. One parcel offers more than 500 feet of frontage along Route 20, providing additional potential and options for the future. The parcels can be kept together to enjoy the full acreage and privacy, or potentially separated for added flexibility, subject to applicable requirements and approvals. If you're looking for a peaceful rural setting with room to roam, substantial outbuilding, and the flexibility to make the property your own, this unique acreage offers an incredible opportunity.
Full Property Details
Full Property Details for 18817 W Union Rd
General
- Price: $725,000
- Taxes: $2,117 (2024)
- Status: Active
- Type: Single Family
- Source: MRED
- MLS ID: 12730262
- Updated: 8/11/2026
- Added to Site: 3 day(s) ago
Interior
- Basement: Unfinished
- Interior Features: Vaulted Ceiling(s), 1st-Floor Bedroom, 1st-Floor Bath, Beamed Ceilings
- Appliances: Microwave, Dishwasher, Water Softener
- Flooring: Hardwood
Rooms
Bathrooms
- Total Bathrooms: 2
- Full Bathrooms: 2
Bedrooms
- Total Bedrooms: 3
Parking
- Garage: Yes
- Attached garage: Yes
- Garage Spaces: 2
- Total Spaces: 2
- Parking Features: Gravel, Garage Door Opener, Yes, Garage Owned, Attached, Garage
Location
- Area: Union
- County: McHenry
- Township: Coral
- Driving Directions: Take Maple St, W Coral Rd and US-20 W to W Union Rd in Coral Township
School Information
- School District: 165
- Elem School District: 165
- Midd School District: 165
- High School District: 154
- Elementary School: Locust Elementary School
- Middle School: Marengo Community Middle School
- High School: Marengo High School
- Private School: Marengo High School
Community
- Assoc. Fees Include: None
Heating & Cooling
- Cooling Type: Central Air Conditioning
- Heating Type: Natural Gas, Forced Air
Utilities
- Sewer: Septic Tank
- Water: Well
Structural Information
- Architectural Info: Ranch
- Architectural Style: Ranch
- Model: custom
- Construction: Vinyl Siding, Brick, Stone
- Exterior Const.: Vinyl Siding, Brick, Stone
- Basement: Yes
- Basement Desc.: Unfinished, Full
- Foundation: Concrete Perimeter
- Roof: Asphalt
- Sub-Flooring: Hardwood
- Square Feet: 1,729
- Sq. Ft. Source: Assessor
- Year Built: 1975
- Built Before 1978: Yes
Manufactured Home
- Model: custom
Lot Features
- Lot Size (Acres): 25.55
- Lot Size Range: 10 or More Acres
- Lot Dimensions: 133.7 x 836.90 x 31.70 x 659.90
- Lot Features: Irregular Lot, Mature Trees
- Potential Use: Horses
Financial Considerations
- Parking Included: Yes
- Assessment Year: 1975
- Tax Amount: $2,117.84
- Tax Year: 2024
- Pays Sewer: Septic Tank
Disclosures and Reports
- Ownership: Fee Simple
- Property ID: 1705300015
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Schools
Schools serving 18817 W Union Rd
School Districts:Marengo Community High School District 154, Marengo-Union Elementary Consolidated District 165
| Name | Grades | Distance |
|---|---|---|
Locust Elementary School 539 Locust Street, Marengo, IL 60152 | PK-3 | 1.8 mi |
Ulysses S Grant Intermediate School 816 East Grant Highway, Marengo, IL 60152 | 4-5 | 1.8 mi |
Marengo Community Middle School 816 East Grant Highway, Marengo, IL 60152 | 6-8 | 1.8 mi |
Marengo High School 110 Franks Road, Marengo, IL 60152 | 9-12 | 1.4 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 18817 W Union Rd
Date
Details
Price
Change
Source
8/11/2026
Listed
$725,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Tax History
Tax History for 18817 W Union Rd
Year
Property Taxes
Change
Tax Assessment
Change
2024
$2,023
-7%
$118,954
11%
2023
$2,175
100%
$107,626
10%
2022
-100%
$97,896
6%
2021
$2,675
—
$92,078
3%
2021
$2,675
-11%
$89,281
—
2019
$3,022
2%
$89,358
5%
2018
$2,973
-1%
$85,045
4%
2017
$3,005
-52%
$81,815
4%
2016
$6,258
96%
$78,468
8%
2015
$3,191
-2%
$72,370
2%
2014
$3,246
6%
$71,033
-3%
2013
$3,058
9%
$73,329
-4%
2012
$2,807
—
$76,714
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 18817 W Union Rd
18817 W Union Road, Union, IL 60180 (MLS# 12730262) is a Single Family property with 3 bedrooms and 2 full bathrooms. 18817 W Union Road is currently listed for $725,000 and was received on August 11, 2026. Want to learn more about 18817 W Union Road? Do you have questions about finding other Single Family real estate for sale in Union? You can browse all Union real estate or contact a Coldwell Banker agent to request more information.

