Grundy County property record for 307 North St, Mazon, IL 60444
| Property Type | Single Family Home |
|---|---|
| Details | 1,336 sqft · built 1956 |
| Lot Size | 0.16 acres (6,970 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $5,079 (2025) |
| Deeds & Mortgages | Mar 2026 Transfer May 2021 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-21-229-006 |
| Primary APN | 08-21-229-006 |
|---|
| Building Area | 1,336 sqft Total Area |
|---|
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 1956 |
| Lot Area | 6,970 sqft (0.16 acres) |
| Street Address | 307 NORTH ST |
|---|---|
| City | MAZON |
| State | IL |
| Zip | 60444-6291 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | ORIG TN MAZON LT 4 BLK 1 SEC 21-32-7 |
| Legal Range | 07W |
| Legal Township | 32N |
| Legal Section | 21 |
| Legal Subdivision | MAZONVILLE ORIGINAL TOWN |
| Legal Block | 1 |
| Legal Lot Number | 4 |
| Jurisdiction | GRUNDY IL |
| Township / Civil Division | MAZON |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 600 |
307 North St is owned and occupied by two individuals who acquired it in March 2026.
Source: Grundy County records, as of June 30, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 307 NORTH ST, MAZON, IL 60444-6291 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants by the Entirety |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Mar 6, 2026 | Intrafamily Transfer, Transfer |
| May 11, 2021 | Deed of Trust, Mortgage · Conventional Mortgage GRUNDY BANK |
| Jun 5, 2020 | Deed of Trust, Mortgage · Conventional Mortgage GRUNDY BANK |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Mar 6, 2026 |
| Transfer Doc | 0000637435 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | GRUNDY IL |
| Recording Date | Mar 6, 2026 |
| Property Address | 307 NORTH ST, MAZON, IL 60444-6291 |
| Document Number | 0000637435 |
| Instrument Date | Mar 6, 2026 |
| Instrument | 637435 |
| Transaction Type | Transfer |
| Record Updated | Apr 1, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety |
| Address | 307 NORTH ST, MAZON, IL 60444-6291 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | GRUNDY IL |
| Property Address | 307 NORTH ST, MAZON, IL 60444-6291 |
| Transaction Type | Mortgage |
| Record Updated | Jun 9, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0000603278 |
|---|---|
| Date | May 11, 2021 |
| Instrument | 603278 |
| Name | GRUNDY BANK |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Rate Type | Fixed Rate |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | GRUNDY IL |
| Property Address | 307 NORTH ST, MAZON, IL 60444-6291 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000593029 |
|---|---|
| Date | Jun 5, 2020 |
| Instrument | 593029 |
| Name | GRUNDY BANK |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Rate Type | Fixed Rate |
|---|
The 2025 property tax bill for 307 North St was $5,079 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 | $5,079.00 | $55,724 Land $5,184 Building $50,540 | $167,172 Land $15,552 Building $151,620 |
| 2022 | $3,377.00 Homeowner's exemption | $43,053 Land $4,005 Building $39,048 | $129,159 Land $12,015 Building $117,144 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 307 North St in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| 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 Event |
|
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 307 North St 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 99.1% of the US · lower than 94% 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: EPA Safe Drinking Water Information System, as of September 2026
| Water System | MAZON serves 994 people · EPA ID IL0630500 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jun 2024 |
| Lead | Under 1 ppb (2026–2028) action level 15 ppb |
| Copper | 1.54 mg/L (2024) action level 1.3 mg/L |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 129 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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