Grundy County property record for 21 Warren Dr, Mazon, IL 60444
| Property Type | Single Family Home |
|---|---|
| Details | 2,526 sqft · built 1994 |
| Lot Size | 0.33 acres (14,375 sqft) |
| Owner | Individual Name on File |
| Last Sale | $119,000 (Apr 2012) |
| Tax Bill | $9,346 (2025) |
| Deeds & Mortgages | Jun 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-16-476-018 |
| Primary APN | 08-16-476-018 |
|---|
| Building Area | 2,526 sqft Total Area |
|---|
| Year Built | Built 1994 |
|---|---|
| Effective Year Built | Effective 1994 |
| Lot Area | 14,375 sqft (0.33 acres) |
| Street Address | 21 WARREN DR |
|---|---|
| City | MAZON |
| State | IL |
| Zip | 60444-6248 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | BREISCH'S GARDEN ESTATES 1ST ADD LT 18 SEC 16-32-7 |
| Legal Range | 07W |
| Legal Township | 32N |
| Legal Section | 16 |
| Legal Subdivision | BREISCH'S GARDEN ESTATES |
| Legal Lot Number | 18 |
| Jurisdiction | GRUNDY IL |
| Township / Civil Division | MAZON |
| Census Block Group | 1 |
| Census Block | 1085 |
| Census Tract | 600 |
21 Warren Dr is owned and occupied by an individual who bought it in April 2012.
Source: Grundy County records, as of October 9, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 21 WARREN DR, MAZON, IL 60444-6248 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 10, 2012 · Amount on File |
| Deed Sale | Apr 10, 2012 · Amount on File |
| Deed Document Number | 2012527728 |
| Prior Transfer Date | Mar 27, 2012 |
| Prior Transfer Doc | 0000527728 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | GRUNDY IL |
| Property Address | 21 WARREN DR, MAZON, IL 60444-6248 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000578260 |
|---|---|
| Date | Jun 27, 2018 |
| Instrument | 578260 |
| Name | GRUNDY BANK |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Rate Type | Fixed Rate |
|---|
The 2025 property tax bill for 21 Warren Dr was $9,346 with a homeowner's exemption.
Source: Grundy County assessment roll, as of June 30, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | Grundy County |
| County Subdivision | Mazon Township |
| Municipality | Mazon Village |
| Elementary School District | Mazon-Verona-Kinsman Elementary School District 2C (KG - 08) |
| Secondary School District | Seneca Township High School District 160 (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $9,346.00 | $102,535 Land $10,374 Building $92,161 | $307,605 Land $31,122 Building $276,483 |
| 2022 | $6,674.00 Homeowner's exemption | $79,219 Land $8,015 Building $71,204 | $237,657 Land $24,045 Building $213,612 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 21 Warren Dr in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2013.
Source: FEMA National Flood Hazard Layer, effective September 30, 2023 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 5 in force |
| Nearby Flood Claims | 1 (2013) |
| Most Recent Claim | Apr 2013 · Severe Storms, Straight-line Winds, And Flooding |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 21 Warren Dr is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 96% of the US · lower than 74% of Illinois |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 36 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 1,200 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
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