Grundy County property record for 4730 S Old Mazon Rd, Mazon, IL 60444
| Property Type | Single Family Home |
|---|---|
| Details | 2,128 sqft · built 2003 |
| Lot Size | 5 acres (217,800 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $11,388 (2025) |
| Flood Zone | Zone A (high risk) |
| APN | 08-26-300-010 |
| Primary APN | 08-26-300-010 |
|---|
| Building Area | 2,128 sqft Total Area |
|---|
| Year Built | Built 2003 |
|---|---|
| Effective Year Built | Effective 2003 |
| Lot Area | 217,800 sqft (5 acres) |
| Street Address | 4730 S OLD MAZON RD |
|---|---|
| City | MAZON |
| State | IL |
| Zip | 60444-6264 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | ASSESSORS PLAT OF SW SEC 26-32-7 PT LTS 4 & 5 - BEG 809.91'S NW COR SD SUB, NE304.08' SE280.86' S418.48' W415.09' N426.38' TO |
| Legal Range | 07W |
| Legal Township | 32N |
| Legal Section | 26 |
| Legal Lot Number | 4-5 |
| Jurisdiction | GRUNDY IL |
| Township / Civil Division | MAZON |
| Census Block Group | 1 |
| Census Block | 1132 |
| Census Tract | 600 |
4730 S Old Mazon Rd is owned and occupied by an individual.
Source: Grundy County records, as of June 30, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 4730 S OLD MAZON RD, MAZON, IL 60444-6264 |
| 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 |
|---|---|
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 4730 S Old Mazon Rd was $11,388 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 |
| 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 | $11,388.00 | $146,641 Land $24,004 Building $122,637 | $439,923 Land $72,012 Building $367,911 |
| 2022 | $8,333.00 Homeowner's exemption | $113,297 Land $18,546 Building $94,751 | $339,891 Land $55,638 Building $284,253 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4730 S Old Mazon Rd in Zone A, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective September 30, 2023 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone A high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Not determined for this zone |
| Flood Insurance Requirement | Required federally backed loans |
| 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 4730 S Old Mazon Rd 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 98% of the US · lower than 86% 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 2 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Starlink Satellite | 280 / 30 |
| Rise Broadband Fixed Wireless | 25 / 5 |
5G (outdoors only) and 4G LTE
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