311 Knapp St, Oshkosh, WI 54902 Property Records

Winnebago County property record for 311 Knapp St, Oshkosh, WI 54902

Property Summary

Property TypeCommercial
Details4 bd · 2.5 ba · 5,412 sqft · built 1963
Lot Size0.29 acres (12,647 sqft)
OwnerIndividual Name on File
Tax Bill$2,869 (2023)
Deeds & MortgagesApr 2026 Line of Credit
Flood ZoneZone X (minimal risk)
APN06-08730000

Property Details

APN / Parcel Number

Primary APN06-08730000
Alternative APNs
  • 806-0873-0000
  • 906-08730000

Interior

Bedrooms4 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms8 Rooms
Units6 Units
Stories2 Stories
Building Area5,412 sqft Gross Area

Exterior

Year BuiltBuilt 1963
Effective Year BuiltEffective 1963
Architectural StyleDuplex Single
Exterior MaterialAluminum/Vinyl
Lot Area12,647 sqft (0.29 acres)
Lot Dimensions200 ft deep x 99 ft wide
Garage TypeDetached
Garage Area968 sqft

Utilities, Heating & Cooling

Heating SystemHVAC
SewerConnected

Location & Zoning

Account Number906-08730000
Street Address938 GAY DR
CityNEENAH
StateWI
Zip54956-5302
Property CategoryCommercial
Property TypeCommercial > Retail
Local Zoning CodeM1
Legal Description2ND GREEN ACRES LOT 40 BLK 9
Legal Subdivision2ND GREEN ACRES
Legal Block9
Legal Lot Number40
JurisdictionWINNEBAGO WI
Township / Civil DivisionOSHKOSH
Census Block Group3
Census Block3003
Census Tract1100

Owner

311 Knapp St, a commercial property, is owned by an individual.

Source: Winnebago County records, as of May 27, 2026

Owner of RecordIndividual Name on File
Mailing Address1 WITTMANN CT, APPLETON, WI 54915-4034
Owner TypeIndividual

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 NamesName on Deed
Record UpdatedSep 20, 2026

April 2026: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionWINNEBAGO WI
Recording DateApr 8, 2026
Property Address938 GAY DR, NEENAH, WI 54956-5302
Document Number0001964794
Instrument DateApr 6, 2026
Instrument20261964794
Transaction TypeMortgage
Record UpdatedJul 12, 2026
Title CompanyNONE LISTED ON DOCUMENT

Transferred To (Grantee/Buyer)

NameVerified Name
Address938 GAY DR, NEENAH, WI 54956-5302

Mortgage

Document Number0001964794,
DateApr 8, 2026
Instrument20261964794
Lender
NameNICOLET NATIONAL BANK
Agreement
TypeLine of Credit
AmountAmount on Record
Interest
Rate TypeAdjustable Rate
Rate6%
Initial TypeAdjustable Rate
AdjustableAdjustable Rate Rider
Max Rate-1%

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateWisconsin
CountyWinnebago County
MunicipalityOshkosh City
Unified School DistrictOshkosh Area School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$290,000 Land $39,000 Building $251,000
2023$2,869.00 (+1.09%)$96,800 (-) Land $25,300 Building $71,500$139,878 Land $36,559 Building $103,319
2022$2,838.00$96,800 Land $25,300 Building $71,500

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

Flood

FEMA maps place 311 Knapp St in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective March 26, 2019 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies1 in force

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 311 Knapp 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 RiskLow
lower than 99.1% of the US · lower than 97.9% of Wisconsin
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
beyond ember reach

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 SystemOSHKOSH WATERWORKS
serves 63,000 people · EPA ID WI4710457
Water SourceSurface water
Last State InspectionApr 2025
Lead6 ppb (2025)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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 415 locations within half a mile, as of December 31, 2025

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

May also be available: T-Mobile, Verizon.

Nearby Properties on Knapp St

Nearby Streets

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