Parcel 16-0870-09-03

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Owners

NORTH KOELLER STREET TRIO LLC ETAL

691 S GREEN BAY RD
#208
NEENAH, WI 54956-3153

Parcel Summary

Location	520 N KOELLER ST
PAD Type Code	N: NONE
Zoning	SMU
Acreage	1.157

Location

520 N KOELLER ST

PAD Type Code

N: NONE

Zoning

SMU

Acreage

1.157

Assigned Districts

State Code	District Name
001200	FVTC
266	City of Oshkosh
704179	Oshkosh School District
70	Winnebago County
	Ward 16

Additional Site Addresses

500 N KOELLER ST
510 N KOELLER ST
520 N KOELLER ST

Legal Description

LOT 1 CSM 6862 #1671048 R OF D

GIS
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Assessed Value History

Assessment Year	2026	2025	2024	2023	2022	2021	2020
Land Value	$504,100	$504,100	$318,500	$301,700	$301,700	$301,700	$301,700
Building Value	$843,700	$843,700	$752,200	$1,114,400	$1,114,400	$1,114,400	$1,114,400
Total Value	$1,347,800	$1,347,800	$1,070,700	$1,416,100	$1,416,100	$1,416,100	$1,416,100
Average Assessment Ratio	0.0000	0.9767	0.9584	0.6920	0.7499	0.8287	0.8894
Estimated Fair Market Value	$0	$1,379,900	$1,117,100	$2,046,300	$1,888,400	$1,708,800	$1,592,200
Parcel Acres	1.157	1.160	1.160	1.160	1.160	1.160	1.160
Tax Classification(s)	Commercial	Commercial	Commercial	Commercial	Commercial	Commercial	Commercial

Document/Transfer/Sales History

Document Number	Sale Date	Deed Type	V/I	Sale Validation	Real Estate Value	Multi Parcel Sale	Ownership
1967039	2026-05-12	1 - Warranty	Improved	5 - Not a market sale	$76,940
1671597	2014-09-03	1 - Warranty	Improved	2 - Valid improved sale	$2,141,333		Grantor: 524 N KOELLER STREET LLC Grantee: NORTH KOELLER STREET TRIO LLC ETAL

Building Information

Building # 1, Section # 1, Office building

Style	Year Built	Quality/Grade	Heated Sq Ft	% Complete	Condition
Office building	2009	Comm - B (GD)	10040	100.00%	Average

Building Data

Description	Units/Details
Number of Stories (COMM)Stories	1
Living/Apart. Units	2
Comm - Average Story Height	12
Exterior Wall - Commercial	Stud-Walls-Wood Siding
HVAC - Commercial	Package unit

Sub Areas

Type	Gross Area	Percent of Base	Adjusted Area
ZCOMM	10,040	100%	10,040

Building # 2, Section # 1, Commercial Paving

Style	Year Built	Quality/Grade	Heated Sq Ft	% Complete	Condition
Commercial Paving	2009	C	0	100.00%	Average

Building Data

Description	Units/Details
Width	47
Depth	300

Sub Areas

Type	Gross Area	Percent of Base	Adjusted Area
OBI	14,100	100%	14,100

Building # 3, Section # 1, LIGHT - MER-WL-MTD-FLD

Style	Year Built	Quality/Grade	Heated Sq Ft	% Complete	Condition
LIGHT - MER-WL-MTD-FLD	2009	C	0	100.00%	Average

Building Data

Description	Units/Details
Width	0
Depth	0

Sub Areas

Type	Gross Area	Percent of Base	Adjusted Area
OBI	1	100%	1

Building # 4, Section # 1, MASONRY DUMPSTER ENCLOSURE

Style	Year Built	Quality/Grade	Heated Sq Ft	% Complete	Condition
MASONRY DUMPSTER ENCLOSURE	2009	A	0	100.00%	Average

Building Data

Description	Units/Details
Width	20
Depth	12

Sub Areas

Type	Gross Area	Percent of Base	Adjusted Area
OBI	240	100%	240

Land Lines

Land Line	Tax Classification	Acres	Sq. Ft.	Width	Depth	Value
1	Commercial	1.16	50,412			$504,100

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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.