302 W 18th Ave, Oshkosh, WI 54902 Property Records

Winnebago County property record for 302 W 18th Ave, Oshkosh, WI 54902

Property Summary

Property Type	Duplex
Details	4 bd · 2 ba · 1,820 sqft · built 1920
Lot Size	0.15 acres (6,545 sqft)
Owner	Company Name on File
Last Sale	$260,000 (Apr 2021)
Tax Bill	$3,359 (2024)
Deeds & Mortgages	Apr 2021 Sale & Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`14-04110000`

Property Details

APN / Parcel Number

Primary APN	`14-04110000`
Alternative APN	`914-04110000`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Units	2 Units
Stories	2 Stories
Building Area	1,820 sqft Living Area

Exterior

Year Built	Built 1920
Effective Year Built	Effective 1920
Architectural Style	Duplex Single
Exterior Material	Aluminum/Vinyl
Lot Area	6,545 sqft (0.15 acres)
Lot Dimensions	119 ft deep x 55 ft wide
Garage Type	Detached
Garage Area	572 sqft

Utilities, Heating & Cooling

Heating System	HVAC
Heating Fuel	Gas

Location & Zoning

Account Number	914-04110000
Street Address	302 W 18TH AVE
City	OSHKOSH
State	WI
Zip	54902-6814
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R2
Legal Description	E 55 FT OF S 119.4 FT OF LOT 27 JOHN SMITHS ADDN
Legal Subdivision	JOHN SMITHS ADD
Legal Lot Number	27
Jurisdiction	WINNEBAGO WI
Township / Civil Division	OSHKOSH
Census Block Group	2
Census Block	2000
Census Tract	1400

Owner

302 W 18th Ave, a duplex, is owned by a company that bought it in April 2021.

Source: Winnebago County records, as of July 31, 2026

Owner of Record	Company Name on File
Mailing Address	PO BOX 3522, OSHKOSH, WI 54903-3522
Owner Type	Company

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Apr 19, 2021 · Amount on File
Deed Sale	Apr 19, 2021 · Amount on File
Deed Document Number	20211849049
Record Updated	Sep 20, 2026

April 2021: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	WINNEBAGO WI
Recording Date	Apr 19, 2021
Property Address	302 W 18TH AVE, OSHKOSH, WI 54902-6814
Document Number	0001849049
Instrument Date	Apr 16, 2021
Instrument	1849049
Transaction Type	Transfer
Record Updated	Aug 4, 2023

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$780.00
Amount Accuracy	Rounded by County
Additional	Arm's Length Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	PO BOX 3522, OSHKOSH, WI 54903-3522

Mortgage

Document Number	0001849050
Date	Apr 19, 2021
Instrument	1849050

Lender

Name	VERVE A CU
Type	Credit Union

Agreement

Type	Line of Credit
Amount	Amount on Record

Tax Assessment & Valuation

Source: Winnebago County assessment roll, as of May 27, 2026

Property Jurisdictions

Type	Name
State	Wisconsin
County	Winnebago County
Municipality	Oshkosh City
Unified School District	Oshkosh Area School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$177,700 Land $21,800 Building $155,900
2024	$3,359.00 (+36.99%)
2023	$2,452.00 (-19.92%)	$82,800 (-) Land $16,200 Building $66,600	$119,648 Land $23,409 Building $96,239
2022	$3,062.00	$82,800 Land $16,200 Building $66,600

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Flood

FEMA maps place 302 W 18th Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2008.

Source: FEMA National Flood Hazard Layer, effective March 26, 2019 · 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	1 in force
Nearby Flood Claims	1 (2008)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Jun 2008 · Severe Storms, Tornadoes, 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

Wildfire risk around 302 W 18th Ave 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 97% of the US · lower than 92% of Wisconsin
Wildfire Likelihood	Under 0.01% annual chance
Exposure	Direct burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	OSHKOSH WATERWORKS serves 63,000 people · EPA ID WI4710457
Water Source	Surface water
Last State Inspection	Apr 2025
Lead	6 ppb (2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 680 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL	5,000 / 5,000
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
Bertram Communications Fixed Wireless	100 / 20