Grundy County property record for 503 7th St, Mazon, IL 60444 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 2,327 sqft · built 1900 |
| Lot Size | 0.33 acres (14,375 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $4,859 (2025) |
| Deeds & Mortgages | Aug 2021 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-21-207-008 |
| Primary APN | 08-21-207-008 |
|---|
| Building Area | 2,327 sqft Total Area |
|---|
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Lot Area | 14,375 sqft (0.33 acres) |
| Total Buildings | 2 Buildings |
| Street Address | 503 7TH ST |
|---|---|
| City | MAZON |
| State | IL |
| Zip | 60444-3652 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | ISHAMS 4TH ADD MAZON LTS 16 & 17 BLK 13 SEC 21-32-7 |
| Legal Range | 07W |
| Legal Township | 32N |
| Legal Section | 21 |
| Legal Subdivision | ISHAMS FOURTH ADDITION |
| Legal Block | 13 |
| Legal Lot Number | 16-17 |
| Jurisdiction | GRUNDY IL |
| Township / Civil Division | MAZON |
| Census Block Group | 2 |
| Census Block | 2016 |
| Census Tract | 600 |
Source: Grundy County records · APN 08-21-207-008
Assessment roll updated June 30, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 503 7TH ST, MAZON, IL 60444-3652 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | GRUNDY IL |
| Recording Date | Aug 25, 2021 |
| Property Address | 503 7TH ST, MAZON, IL 60444-3652 |
| Document Number | 0000606592 |
| Instrument Date | Aug 12, 2021 |
| Instrument | 606592 |
| Transaction Type | Transfer |
| Record Updated | Oct 11, 2022 |
| Title Company | FIDELITY NATIONAL TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $216.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 503 7TH ST, MAZON, IL 60444-3652 |
| Document Number | 0000606593 |
|---|---|
| Date | Aug 25, 2021 |
| Instrument | 606593 |
| Name | FIRST NATIONAL BANK OTTAWA |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
Source: Grundy County records · Assessment roll updated June 30, 2026 · Last verified July 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) |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,859.00 (+51.51%) | $53,309 (+29.43%) Land $7,779 Building $45,530 | $159,927 (+29.43%) Land $23,337 Building $136,590 |
| 2022 | $3,207.00 Homeowner's exemption | $41,187 Land $6,010 Building $35,177 | $123,561 Land $18,030 Building $105,531 |
Source: FEMA National Flood Hazard Layer, Grundy County (17063C), updated September 30, 2023 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 170630006002, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Policies | 7 in force |
| Nearby Flood Claims | 8 (1990–2020) |
| Claims Outside the SFHA | 2 of 8 |
| Most Recent Claim | May 2020, rainfall accumulation |
| Claims By Storm |
|
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 120 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 1,200 / 35 |
| Verizon | Fixed Wireless | 300 / 20 |
| Starlink | Satellite (low-earth orbit) | 280 / 30 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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