Parcel 10-0839-00-00
Owners
L12 PROPERTIES LLC
1211 OSHKOSH AVE
OSHKOSH, WI 54902-2630
Parcel Summary
| Location | 320 PROSPECT AVE |
|---|---|
| PAD Type Code | 119: Duplex |
| Zoning | SR-5 |
| Acreage | 0.244 |
Assigned Districts
| State Code | District Name |
|---|---|
| 001200 | FVTC |
| 266 | City of Oshkosh |
| 4179 | Oshkosh School District |
| 70 | Winnebago County |
| Ward 10 |
Legal Description
S 177 FT OF LOT 5 BLK 104 LEACHS MAPAssessed Value History
| Assessment Year | 2026 | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 |
|---|---|---|---|---|---|---|---|
| Land Value | $27,200 | $27,200 | $27,200 | $17,000 | $17,000 | $17,000 | $17,000 |
| Building Value | $134,000 | $134,000 | $134,000 | $64,200 | $64,200 | $64,200 | $64,200 |
| Total Value | $161,200 | $161,200 | $161,200 | $81,200 | $81,200 | $81,200 | $81,200 |
| Average Assessment Ratio | 0.0000 | 0.9767 | 0.9584 | 0.6920 | 0.7499 | 0.8287 | 0.8894 |
| Estimated Fair Market Value | $0 | $165,000 | $168,200 | $117,300 | $108,300 | $98,000 | $91,300 |
| Parcel Acres | 0.244 | 0.240 | 0.240 | 0.240 | 0.240 | 0.240 | 0.240 |
| Tax Classification(s) | Residential | Residential | Residential | Residential | Residential | Residential | Residential |
Document/Transfer/Sales History
| Document Number | Sale Date | Deed Type | V/I | Sale Validation | Real Estate Value | Multi Parcel Sale | Ownership |
|---|---|---|---|---|---|---|---|
| 1652284 | 2013-11-06 | 1 - Warranty | Improved | 5 - Not a market sale | $26,000 | Grantor: LAPLANTE, JASON E/DONALD D Grantee: L12 PROPERTIES LLC | |
| 1621187 | 2012-11-12 | 1 - Warranty | Improved | 5 - Not a market sale | $0 | Grantor: FEDERAL NATIONAL MORTGAGE ASSOC Grantee: LAPLANTE, JASON E/DONALD D | |
| 1590056 | 2011-12-06 | 10 - Sheriff deed | Improved | 5 - Not a market sale | $93,900 | Grantor: VOGT, DANIEL A Grantee: FEDERAL NATIONAL MORTGAGE ASSOC | |
| 1436057 | 2007-05-22 | 1 - Warranty | Improved | 2 - Valid improved sale | $87,700 | Grantor: FOX VALLEY HOUSING LLC Grantee: VOGT, DANIEL A | |
| 1337248 | 2004-11-18 | 1 - Warranty | Improved | 2 - Valid improved sale | $77,000 | Grantor: JUNGWIRTH PROPERTIES LLC Grantee: FOX VALLEY HOUSING LLC | |
| 1182304 | 2002-05-15 | 1 - Warranty | Improved | 2 - Valid improved sale | $60,000 | Grantor: KOCH ETAL, JOHN C Grantee: JUNGWIRTH PROPERTIES LLC |
Building Information
Building # 1, Section # 1, Duplex
| Style | Year Built | Quality/Grade | Heated Sq Ft | % Complete | Condition |
|---|---|---|---|---|---|
| Duplex | 1920 | C | 1958 | 100.00% | Average |
Building Data
| Description | Units/Details |
|---|---|
| Living/Apart. Units | 2 |
| Stories | 2 story |
| Roof Type | No Code |
| Basement Type | Below Grade |
| Exterior Wall | Alum/vinyl |
| Masonry Adjustment (SF +/-) | 0 |
| Heating | Gas, forced air |
| Air Conditioning | No A/C |
| Bedrooms | 4 |
| Bath-Full | 2 |
| Bath-Half | 0 |
| Whirlpool | 0 |
| Additional Fixtures | 2 |
| Hot Tub | 0 |
| Plumbing Rough In | 0 |
| Family Rooms | 0 |
| Other Rooms | 5 |
| Masonry Fireplace Stacks | 0 |
| Masonry Fireplace Openings | 0 |
| Masonry Additional Stories | 0 |
| Metal Fireplace Stacks | 0 |
| Metal Fireplace Openings | 0 |
| Metal Additional Stories | 0 |
| Gas Fireplace Openings | 0 |
Land Lines
| Land Line | Tax Classification | Acres | Sq. Ft. | Width | Depth | Value |
|---|---|---|---|---|---|---|
| 1 | Residential | 0.24 | 10,620 | 60.00 | 177.00 | $27,200 |
Photo
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.