Parcel 13-0330-00-00

Owners

KOCH, ALLAN R/RENAE N

815 W 11TH AVE
OSHKOSH, WI 54902-6313

Parcel Summary

Location 836 W 12TH AVE
PAD Type Code 119: Duplex
Zoning SR-9
Acreage 0.172

Assigned Districts

State CodeDistrict Name
001200FVTC
266City of Oshkosh
4179Oshkosh School District
70Winnebago County
Ward 13

Assessed Value History

Assessment Year 2025 2024 2023 2022 2021 2020
Land Value$24,400$24,400$15,700$15,700$15,700$15,700
Building Value$135,000$135,000$73,800$73,800$73,800$73,800
Total Value$159,400$159,400$89,500$89,500$89,500$89,500
Average Assessment Ratio0.97670.95840.69200.74990.82870.8894
Estimated Fair Market Value$163,200$166,300$129,300$119,400$108,000$100,600
Parcel Acres0.1700.1700.1700.1700.1700.170
Tax Classification(s)ResidentialResidentialResidentialResidentialResidentialResidential

Document/Transfer/Sales History

None

Building Information

Building # 1, Section # 1, Duplex

StyleYear BuiltQuality/GradeHeated Sq Ft% CompleteCondition
Duplex1913C1824100.00%Average

Building Data

DescriptionUnits/Details
Living/Apart. Units1
Stories1.5 story
Roof TypeNo Code
Basement TypeBelow Grade
Exterior WallWood
Masonry Adjustment SF0
HeatingGas, forced air
Air ConditioningNo A/C
Bedrooms4
Bath-Full2
Bath-Half0
Whirlpool0
Additional Fixtures1
Hot Tub0
Plumbing Rough In0
Family Rooms0
Other Rooms5
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/0936100%936
B936100%936
EFP154100%154
HS888100%888
1F/0=[MULTIPLIER=1;ORIG=0,0] N36 E26 S36 W26 $ EFP=[MULTIPLIER=1;ORIG=2,0] S7 E22 N7 W22 $ B=[MULTIPLIER=1;ORIG=0,0] N36 E26 S36 W26 $ HS=[MULTIPLIER=1;ORIG=6,0] N2 W6 N32 E6 N2 E14 S2 E6 S32 W6 S2 W14

Building # 2, Section # 1, FRAME OR CB DETACHED GARAGE

StyleYear BuiltQuality/GradeHeated Sq Ft% CompleteCondition
FRAME OR CB DETACHED GARAGE1982C0100.00%Average

Building Data

DescriptionUnits/Details
Width24
DEPTH24

Sub Areas

TypeGross AreaPercent of BaseAdjusted Area
OBI576100%576
OBI=[MULTIPLIER=1;ORIG=30,-40] N24 E24 S24 W24

Land Lines

Land LineTax ClassificationAcresSq. Ft.WidthDepthValue
1Residential0.177,50150.00150.00$24,400

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 December 09, 2025.