1803 Simpson St, Oshkosh, WI 54902 Property Records

Winnebago County property record for 1803 Simpson St, Oshkosh, WI 54902

Property Summary

Property TypeSingle Family Home
Details1 bd · 1 ba · 746 sqft · built 1948
Lot Size0.156 acres (6,800 sqft)
OwnerIndividual Name on Record
Tax Bill$1,905 (2024)
Flood ZoneZone X (minimal risk)
APN14-07410000

Property Details

APN / Parcel Number

Primary APN14-07410000
Alternative APN
  • 914-07410000

Interior

Bedrooms1 Bed
Full Baths1 Bath
Total Rooms3 Rooms
Stories1 Story
Building Area746 sqft Living Area

Exterior

Year BuiltBuilt 1948
Effective Year BuiltEffective 1948
Architectural StyleCottage
Exterior MaterialBrick
Lot Area6,800 sqft (0.156 acres)
Lot Dimensions136 ft deep x 50 ft wide
Garage TypeDetached
Garage Area816 sqft

Utilities, Heating & Cooling

Heating SystemHVAC
Heating FuelGas

Location & Zoning

Account Number914-07410000
Street Address1803 SIMPSON ST
CityOSHKOSH
StateWI
Zip54902-6842
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR1
Legal DescriptionLOT 1 BLK 2 POWERS & SMITHS ADDN
Legal SubdivisionBLK 2 POWERS & SMITHS ADDN
Legal Block2
Legal Lot Number1
JurisdictionWINNEBAGO WI
Township / Civil DivisionOSHKOSH
Census Block Group2
Census Block2008
Census Tract1400

Owner

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

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

Owner of RecordIndividual Name on Record
Mailing Address1803 SIMPSON ST, OSHKOSH, WI 54902-6842
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Record UpdatedSep 20, 2026

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$114,900 (+68.23%) Land $21,100 Building $93,800
2024$1,905.00 (+13.26%)
2023$1,682.00 (-1.18%) Homeowner's exemption$68,300 (-) Land $15,600 Building $52,700$98,695 Land $22,542 Building $76,153
2022$1,702.00 Homeowner's exemption$68,300 Land $15,600 Building $52,700

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

Flood

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
Nearby Flood Claims1 (2008)
Claims Outside the SFHA1 of 1
Most Recent ClaimJun 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

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskNot rated
no burnable land within 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 308 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber
5,000 / 5,000
Spectrum
Cable
1,000 / 1,000
Verizon
Fixed Wireless
300 / 20
Bertram Communications
Fixed Wireless
100 / 20

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