309 3rd St, Mosinee, WI 54455 Property Records

Marathon County property record for 309 3rd St, Mosinee, WI 54455

Property Summary

Property Type	Commercial
Lot Size	0.191 acres (8,320 sqft)
Owner	Owner Name on File
Last Sale	$130,000 (Feb 2012)
Tax Bill	$6,908 (2025)
Flood Zone	Zone X (minimal risk)
APN	`251-2707-295-1148`

Property Details

APN / Parcel Number

Primary APN	`251-2707-295-1148`
Alternative APN	`53-0550-013-003-00-00`

Exterior

Lot Area	8,320 sqft (0.191 acres)

Location & Zoning

Street Address	309 3RD ST
City	MOSINEE
State	WI
Zip	54455-1424
Property Category	Commercial
Property Type	Commercial > Retail
Legal Description	CITY OF MOSINEE LOT 3 BLK 13 ALSO NELY 3' OF SELY 90' OF LOT 2 ALSO ELY 12.5' OF VACATED ALLEY LYG CONTIG TO LOT 3
Legal Range	07
Legal Township	27
Legal Section	29
Legal Quarter	5
Legal Subdivision	CITY OF MOSINEE
Legal Block	13
Legal Lot Number	3
Jurisdiction	MARATHON WI
Township / Civil Division	MOSINEE
Census Block Group	3
Census Block	3069
Census Tract	1202

Owner

Source: Marathon County records · APN 251-2707-295-1148

Assessment roll updated January 1, 2024 · Last verified February 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Owner Name on File
Mailing Address	214400 OAK RIDGE RD, MOSINEE, WI 54455-4374

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Feb 20, 2012 · Amount on Record
Deed Sale	Feb 20, 2012 · Amount on Record
Prior Sale	Nov 16, 2011 · Amount on Record
Deed Document Number	1614313
Record Updated	Jun 08, 2026

Tax Assessment & Valuation

Source: Marathon County records · Assessment roll updated January 1, 2024 · Last verified February 2026

Property Jurisdictions

Type	Name
State	Wisconsin
County	Marathon County
Municipality	Mosinee City
Unified School District	Mosinee School District (PK - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$6,908.00 (+6.65%)	$346,000 (-) Land $16,600 Building $329,400	$492,647 (+12.57%) Land $23,636 Building $469,011
2023	$6,477.00 (+9.8%)	$346,000 (-) Land $16,600 Building $329,400	$437,618 (+19.04%) Land $20,996 Building $416,622
2022	$5,899.00	$346,000 Land $16,600 Building $329,400	$367,637 Land $17,638 Building $349,999

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of September 18, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	4 in force

Wildfire

Wildfire Risk	Low lower than 80% of the US · above 57% of Wisconsin
Wildfire Likelihood	0.01% annual chance
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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
TDS Telecom Fiber	1,000 / 1,000
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000

Based on FCC filings for 146 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	MOSINEE WATERWORKS serves 3,406 people
Water Source	Groundwater
Last State Inspection	Nov 2025
Lead	2 ppb (2023) action level 15 ppb

Violations Reported to EPA

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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.