Montgomery County property record for 18112 Underpass Cir, Coffeen, IL 62017
| Property Type | Rural Home |
|---|---|
| Lot Size | 40 acres (1,742,400 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $4,014 (2025) |
| APN | 18-30-400-002 |
| Primary APN | 18-30-400-002 |
|---|---|
| Alternative APN |
|
| Lot Area | 1,742,400 sqft (40 acres) |
|---|
| Street Address | 18112 UNDERPASS CIR |
|---|---|
| City | COFFEEN |
| State | IL |
| Zip | 62017-2200 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Rural Home |
| Legal Description | SW SE 8-2-568 S30 T08 R2 |
| Legal Range | 02 |
| Legal Township | 08 |
| Legal Section | 30 |
| Jurisdiction | MONTGOMERY IL |
| Township / Civil Division | FILLMORE CONSOLIDATED |
| Census Block Group | 5 |
| Census Block | 5155 |
| Census Tract | 958000 |
18112 Underpass Cir, a rural home, is owned and occupied by two individuals who acquired it in June 2025.
Source: Montgomery County records, as of July 21, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 18112 UNDERPASS CIR, COFFEEN, IL 62017-2200 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Jun 16, 2025 |
| Transfer Doc | 0202501594 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 18112 Underpass Cir was $4,014 with a homeowner's exemption, up 172.1% from the year before.
Source: Montgomery County assessment roll, as of July 21, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | Montgomery County |
| County Subdivision | Fillmore Consolidated Township |
| Unified School District | Hillsboro Community Unit School District 3 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,014.00 (+172.14%) Homeowner's exemption | $65,520 (+145.58%) Land $10,220 Building $55,300 | |
| 2024 | $1,475.00 | $26,680 Land $9,050 Building $17,630 | |
| 2020 | $65,460 Land $18,360 Building $47,100 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA has no flood map on file for 18112 Underpass Cir.
Source: FEMA National Flood Hazard Layer
| FEMA Flood Zone | Not on file |
|---|
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 18112 Underpass Cir is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 71% of Illinois |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | EJ WATER COOPERATIVE private · serves 29,720 people · EPA ID IL0790010 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Feb 2026 |
| Lead | 2 ppb (2024–2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 25 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 5 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Wisper ISP Fixed Wireless | 400 / 30 |
| Starlink Satellite | 280 / 30 |
May also be available: GigFire, Royell Communications, T-Mobile.
5G (outdoors only) and 4G LTE
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