Parcel 07-0203-00-00

Owners

GRUMAN, GREG/DIANE

603 JACKSON ST
OSHKOSH, WI 54901-4344

Parcel Summary

Location 603 JACKSON ST
PAD Type Code 111: Victorian
Zoning TR-10-PD
Acreage 0.172

Assigned Districts

State CodeDistrict Name
001200FVTC
266City of Oshkosh
704179Oshkosh School District
70Winnebago County
Ward 07

Assessed Value History

Assessment Year 2026 2025 2024 2023 2022 2021 2020
Land Value$19,200$19,200$19,200$12,800$12,800$12,800$12,800
Building Value$232,300$232,300$232,300$176,700$176,700$176,700$176,700
Total Value$251,500$251,500$251,500$189,500$189,500$189,500$189,500
Average Assessment Ratio0.00000.97670.95840.69200.74990.82870.8894
Estimated Fair Market Value$0$257,500$262,400$273,800$252,700$228,700$213,100
Parcel Acres0.1720.1700.1700.1700.1700.1700.170
Tax Classification(s)ResidentialResidentialResidentialResidentialResidentialResidentialResidential

Document/Transfer/Sales History

Document
Number
Sale DateDeed TypeV/ISale ValidationReal
Estate
Value
Multi
Parcel
Sale
Ownership
19519212025-09-021 - WarrantyImproved2 - Valid improved sale$324,000Grantor: MICHELLE A. WATWOOD
Grantee: DIANE & GREG GRUMAN
18581902021-07-231 - WarrantyImproved2 - Valid improved sale$230,000Grantor: MILOS, JOHN A/JILLENE S
Grantee: WATWOOD, MICHELLE A
18075402020-01-0816 - Other (see comment)Improved5 - Not a market sale$200,000Grantor: GARCEAU/DONOVAN D ATKINSON JR, RYAN J
Grantee: MILOS, JOHN A/JILLENE S
17858402019-03-15Improved5 - Not a market sale$0Grantor: GARCEAU/DONOVAN D ATKINSON JR, RYAN J
Grantee: GARCEAU/DONOVAN D ATKINSON JR, RYAN J
17150402016-04-0716 - Other (see comment)Improved5 - Not a market sale$0Grantor: GARCEAU/DONOVAN D ATKINSON JR, RYAN J
Grantee: GARCEAU/DONOVAN D ATKINSON JR, RYAN J
17093602016-03-175 - Land contractImproved2 - Valid improved sale$186,900Grantor: MILOS, JOHN A/JILLENE S
Grantee: GARCEAU/DONOVAN D ATKINSON JR, RYAN J
12398302003-03-311 - WarrantyImproved2 - Valid improved sale$160,000Grantor: BALZER, RICHARD J/TAMMY J
Grantee: MILOS, JOHN A/JILLENE S
10562161999-04-22Improved2 - Valid improved sale$130,000Grantee: BALZER, RICHARD J/TAMMY J
09153581995-09-13Improved2 - Valid improved sale$119,000

Building Information

Building # 1, Section # 1, Victorian

StyleYear BuiltQuality/GradeHeated Sq Ft% CompleteCondition
Victorian1892B+2772100.00%Average

Building Data

DescriptionUnits/Details
Living/Apart. Units1
Stories2 story w/attic
Roof TypeNo Code
Basement TypeBelow Grade
Exterior WallWood
Masonry Adjustment (SF +/-)0
HeatingGas, hot water
Air ConditioningNo A/C
Bedrooms5
Bath-Full1
Bath-Half1
Whirlpool0
Additional Fixtures3
Hot Tub0
Plumbing Rough In0
Family Rooms0
Other Rooms5
Masonry Fireplace Stacks0
Masonry Fireplace Openings0
Masonry Additional Stories0
Metal Fireplace Stacks2
Metal Fireplace Openings2
Metal Additional Stories0
Gas Fireplace Openings0

Sub Areas

TypeGross AreaPercent of BaseAdjusted Area
1F/01,390100%1,390
2NDFLR1,382100%1,382
B1,379100%1,379
CP201100%201
CP264100%264
OFP404100%404
UNFIN564100%564
1F/0=[MULTIPLIER=1;ORIG=0,0] N10 E1 N5 W1 N11 E1 N1 E37 S13 E1 S8 W1 S15 W27 L10U9 W1 $ B=[MULTIPLIER=1;ORIG=0,0] N10 E1 N17 E37 S13 E1 S8 W1 S15 W27 L10U9 W1 $ OFP=[MULTIPLIER=1;ORIG=11,9] E27 S14 W29 N12 U2R2 $ 2NDFLR=[MULTIPLIER=1;ORIG=1,9] N36 E37 S13 E1 S8 W1 S15 W8 D3L4 W10 L4U3 W11 $ UNFIN=[MULTIPLIER=1;ORIG=1,0] N10 E12 N5 E25 S10 W9 S9 W3 S5 W10 N5 W3 N4 W12 $ CP=[MULTIPLIER=1;ORIG=35,-38] W11 N24 E11 S24 $ CP=[MULTIPLIER=1;ORIG=10,-41] N16 S16

Building # 2, Section # 1, Garage

StyleYear BuiltQuality/GradeHeated Sq Ft% CompleteCondition
Garage1920C0100.00%Average

Building Data

DescriptionUnits/Details
Width20
Depth22

Sub Areas

TypeGross AreaPercent of BaseAdjusted Area
OBI440100%440
OBI=[MULTIPLIER=1;ORIG=35,-38] N22 E20 S22 W20

Land Lines

Land LineTax ClassificationAcresSq. Ft.WidthDepthValue
1Residential0.177,47565.00115.00$19,200

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.