Parcel 12-0819-00-00

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Owners

PROTHEROE, ANDREW G/DAWN V

1230 ONTARIO ST
OSHKOSH, WI 54901-3660

Parcel Summary

Location 1230 ONTARIO ST
PAD Type Code 110: Farmhouse
Zoning SR-9
Acreage 0.126

Assigned Districts

State CodeDistrict Name
001200FVTC
266City of Oshkosh
704179Oshkosh School District
70Winnebago County
Ward 12

Legal Description

LOT 6 BLK 2 MASTERSONS SUBD

Assessed Value History

Assessment Year 2026 2025 2024 2023 2022 2021 2020
Land Value$19,400$19,400$19,400$13,400$13,400$13,400$13,400
Building Value$143,600$143,600$143,600$76,900$76,900$76,900$76,900
Total Value$163,000$163,000$163,000$90,300$90,300$90,300$90,300
Average Assessment Ratio0.00000.97670.95840.69200.74990.82870.8894
Estimated Fair Market Value$0$166,900$170,100$130,500$120,400$109,000$101,500
Parcel Acres0.1260.1300.1300.1300.1300.1300.130
Tax Classification(s)ResidentialResidentialResidentialResidentialResidentialResidentialResidential

Document/Transfer/Sales History

Document
Number		Sale DateDeed TypeV/ISale ValidationReal
Estate
Value		Multi
Parcel
Sale		Ownership
10742511999-09-27Improved2 - Valid improved sale$86,500Grantee: PROTHEROE, ANDREW G/DAWN V
08892621994-10-11Improved2 - Valid improved sale$72,200

Building Information

Building # 1, Section # 1, Farmhouse O/S

StyleYear BuiltQuality/GradeHeated Sq Ft% CompleteCondition
Farmhouse O/S1905C1488100.00%Good

Building Data

DescriptionUnits/Details
Living/Apart. Units1
Stories2 story
Roof TypeNo Code
Basement TypeBelow Grade
Exterior WallAlum/vinyl
Masonry Adjustment (SF +/-)0
HeatingGas, forced air
Air ConditioningA/C (same ducts)
Bedrooms4
Bath-Full1
Bath-Half0
Whirlpool0
Additional Fixtures0
Hot Tub0
Plumbing Rough In0
Family Rooms0
Other Rooms4
Masonry Fireplace Stacks0
Masonry Fireplace Openings0
Masonry Additional Stories0
Metal Fireplace Stacks0
Metal Fireplace Openings0
Metal Additional Stories0
Gas Fireplace Openings0

Sub Areas

TypeGross AreaPercent of BaseAdjusted Area
1F/0744100%744
2NDFLR744100%744
B744100%744
DK-W192100%192
OFP114100%114
1F/0=[MULTIPLIER=1;ORIG=0,0] N31 E24 S31 W24 $ B=[MULTIPLIER=1;ORIG=0,0] N31 E24 S31 W24 $ DK-W=[MULTIPLIER=1;ORIG=6,-31] N16 E12 S16 W12 $ OFP=[MULTIPLIER=1;ORIG=4,0] E19 S6 W19 N6 $ 2NDFLR=[MULTIPLIER=1;ORIG=0,0] N31 E24 S31 W24

Building # 2, Section # 1, Garage

StyleYear BuiltQuality/GradeHeated Sq Ft% CompleteCondition
Garage1920D0100.00%Average

Building Data

DescriptionUnits/Details
Width19
Depth20

Sub Areas

TypeGross AreaPercent of BaseAdjusted Area
OBI380100%380
OBI=[MULTIPLIER=1;ORIG=4,-34] W19 S20 E19 N20

Land Lines

Land LineTax ClassificationAcresSq. Ft.WidthDepthValue
1Residential0.135,50250.00110.00$19,400

Photo

parcel image

Disclaimer

All parcel data on this page is for use by the City of Oshkosh Assessor's Office for assessment purposes only. The summary data on this page may not be a complete representation of the parcel or of the improvements thereon. Building information, including unit counts and number of permitted units, should be verified with the appropriate City Department. Zoning information should be verified with Community Development. This is a true and accurate copy of the property assessment records of the City of Oshkosh Assessor's Office, Winnebago County, as of January 1, 2026.