Shiawassee County property record for 317 E Mason St, Owosso, MI 48867
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,210 sqft · built 1870 |
| Lot Size | 0.06 acres (2,614 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $50,000 (Sep 2023) |
| Tax Bill | $1,680 (2023) |
| Deeds & Mortgages | Sep 2023 Transfer Sep 2023 Transfer + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 050-470-009-017-00 |
| Primary APN | 050-470-009-017-00 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Building Area | 1,210 sqft Living Area |
| 1st Floor Area | 898 sqft |
| Basement Area | 898 sqft |
| Unfinished Basement | 898 sqft |
| Year Built | Built 1870 |
|---|---|
| Effective Year Built | Effective 1870 |
| Architectural Style | Custom Design |
| Lot Area | 2,614 sqft (0.06 acres) |
| Garage Area | 240 sqft |
| Heating System | Forced Air with A/C |
|---|
| Street Address | 317 E MASON ST |
|---|---|
| City | OWOSSO |
| State | MI |
| Zip | 48867-3031 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | BEG 44' W OF SE COR LOT 12 BLK 9 THE N 73' W 38.4' S 73' E 38'4! TO BEG ALSO BEG 82'4! W OF SE COR LOT 9 BLK 9 THE N 7' W TO |
| Legal Subdivision | ORIGINAL OF CITY OF OWOSSO |
| Legal Block | 9 |
| Legal Lot Number | 12,9 |
| Jurisdiction | SHIAWASSEE MI |
| Township / Civil Division | OWOSSO |
| Census Block Group | 2 |
| Census Block | 2015 |
| Census Tract | 30600 |
317 E Mason St is owned and occupied by two individuals who bought it in September 2023.
Source: Shiawassee County records, as of October 20, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 317 E MASON ST, OWOSSO, MI 48867-3031 |
| 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.
| Date | Document |
|---|---|
| Sep 29, 2023 | Intrafamily Transfer, Transfer |
| Sep 29, 2023 | Intrafamily Transfer, Transfer |
| Sep 29, 2023 | Intrafamily Transfer, Transfer |
| Sep 27, 2023 | Warranty Deed, Transfer ATA NATIONAL TITLE GROUP LLC, ATA NATIONAL TITLE GROUP |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 27, 2023 · Amount on File |
| Deed Sale | Sep 27, 2023 · Amount on File |
| Deed Document Number | 20233375167 |
| Deed Book / Page | 1311 / 3 |
| Prior Transfer Date | Sep 1, 2023 |
| Prior Transfer Doc | 0013110084 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SHIAWASSEE MI |
| Recording Date | Sep 29, 2023 |
| Property Address | 317 E MASON ST, OWOSSO, MI 48867-3031 |
| Document Number | 0013110084 |
| Book / Page | 1311 / 84 |
| Instrument Date | Sep 1, 2023 |
| Instrument | 3375248 |
| Transaction Type | Transfer |
| Record Updated | Nov 21, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 5423 N STATE RD, OWOSSO, MI 48867-9091 |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 5423 N STATE RD, OWOSSO, MI 48867-9091 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SHIAWASSEE MI |
| Recording Date | Sep 29, 2023 |
| Property Address | 317 E MASON ST, OWOSSO, MI 48867-3031 |
| Document Number | 0013110084 |
| Book / Page | 1311 / 84 |
| Instrument Date | Sep 1, 2023 |
| Instrument | 3375248 |
| Transaction Type | Transfer |
| Record Updated | Oct 20, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 5423 N STATE RD, OWOSSO, MI 48867-9091 |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 317 E MASON ST, OWOSSO, MI 48867-3031 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SHIAWASSEE MI |
| Recording Date | Sep 29, 2023 |
| Property Address | 317 E MASON ST, OWOSSO, MI 48867-3031 |
| Document Number | 0013110084 |
| Book / Page | 1311 / 84 |
| Instrument Date | Sep 1, 2023 |
| Instrument | 3375248 |
| Transaction Type | Transfer |
| Record Updated | Nov 15, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 5423 N STATE RD, OWOSSO, MI 48867-9091 |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 5423 N STATE RD, OWOSSO, MI 48867-9091 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | SHIAWASSEE MI |
| Recording Date | Sep 27, 2023 |
| Property Address | 317 E MASON ST, OWOSSO, MI 48867-3031 |
| Document Number | 0013110003 |
| Book / Page | 1311 / 3 |
| Instrument Date | Aug 29, 2023 |
| Instrument | 3375167 |
| Transaction Type | Transfer |
| Record Updated | Oct 19, 2023 |
| Title Company | ATA NATIONAL TITLE GROUP LLC, ATA NATIONAL TITLE GROUP |
| Amount | Amount on Record |
|---|---|
| Tax | $375.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 118 W GRAND RIVER AVE, WILLIAMSTON, MI 48895-1318 |
| Name | Verified Name |
|---|---|
| Address | 5423 N STATE RD, OWOSSO, MI 48867-9091 |
Source: Shiawassee County assessment roll, as of July 16, 2026
| Type | Name |
|---|---|
| State | Michigan |
| County | Shiawassee County |
| Municipality | Owosso City |
| Unified School District | Owosso Public Schools (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | Homeowner's exemption | ||
| 2024 | $87,000 (+11.54%) | ||
| 2023 | $1,680.00 Homeowner's exemption Additional exemption filed | $39,000 | $78,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 317 E Mason St in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1981.
Source: FEMA National Flood Hazard Layer, effective April 12, 2026 · 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 | 2 in force |
| Nearby Flood Claims | 2 (1981–1982) |
| Most Recent Claim | Mar 1982 · rainfall accumulation |
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.
The area around 317 E Mason St has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | CITY OF OWOSSO serves 16,353 people · EPA ID MI0005120 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Oct 2024 |
| Lead | 9 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Coliform assessment Nov 2022 |
| Monitoring and Reporting | 2 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 471 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 5,000 / 5,000 |
| DayStarr Fiber | 2,500 / 2,500 |
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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