830 Prosper St, De Pere, WI 54115 Property Records

Brown County property record for 830 Prosper St, De Pere, WI 54115

Property Summary

Property Type	General Industrial
Lot Size	11.8 acres (515,881 sqft)
Owner	Company Name on Record
Last Sale	$6,139,500 (Oct 2025)
Tax Bill	$103,469 (2025)
Deeds & Mortgages	Oct 2025 Transfer Oct 2017 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`ED-F0110-1`

Property Details

APN / Parcel Number

Primary APN	`ED-F0110-1`
Alternative APN	`ED00007200`

Exterior

Lot Area	515,881 sqft (11.8 acres)

Location & Zoning

Street Address	830 PROSPER ST
City	DE PERE
State	WI
Zip	54115-3104
Property Category	Industrial
Property Type	Industrial > General Industrial
Legal Description	11.843 AC M/L PRT OF NE1/4 SW1/4 SEC 34 T23N R20E DESC AS FOLLOWS: PCL. A IN 3 CSM 375 MAP 870 IN 710501 ALSO DESC AS PCL. I IN J2278-38 AND PCL. B IN 5 CSM 127 MAP 1345 IN 799007 ALSO DESC AS PCL. II IN J2278-38 AND PCL. E IN 4 CSM 81 MAP 1047 IN 74
Legal Subdivision	CERT SURV MAP 870
Legal Lot Number	A
Jurisdiction	BROWN WI
Township / Civil Division	DE PERE
Census Block Group	1
Census Block	1038
Census Tract	10300

Owner

Source: Brown County records, as of October 21, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Company Name on Record
Mailing Address	830 PROSPER ST, DE PERE, WI 54115-3104
Owner Type	Company

Deeds, Mortgages & Sale History

Date	Document
Oct 29, 2025	Quit Claim Deed, Transfer Quitclaim
Oct 20, 2017	Grant Deed, Mortgage · Line of Credit LIGHTSHIP CAP LLC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Oct 29, 2025 · Amount on Record
Deed Sale	Oct 29, 2025 · Amount on Record
Deed Document Number	20253109898
Prior Transfer Date	Oct 28, 2025
Prior Transfer Doc	0003109898
Record Updated	Oct 29, 2026

October 2025: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BROWN WI
Recording Date	Oct 29, 2025
Property Address	830 PROSPER ST, DE PERE, WI 54115-3104
Document Number	0003109898
Map Reference	VOL 3 PG 375
Instrument Date	Oct 27, 2025
Instrument	3109898
Transaction Type	Transfer
Record Updated	Mar 2, 2026

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Quitclaim Intrafamily Transfer Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name

October 2017: Grant Deed, Mortgage

Document Type	Grant Deed
Jurisdiction	BROWN WI
Recording Date	Oct 20, 2017
Property Address	830 PROSPER ST, DE PERE, WI 54115-3104
Instrument Date	Oct 19, 2017
Instrument	2804139
Transaction Type	Mortgage
Record Updated	Jan 22, 2018

Transaction

Tax	$0.00
Additional	Multiple Parcels

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	830 PROSPER ST DE PERE WI 541153104, DE PERE, WI 54115-3104

Mortgage

Document Number	0002804139
Date	Oct 20, 2017
Instrument	2804139

Lender

Name	LIGHTSHIP CAP LLC
Address	NEW YORK, NY 10017

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

Source: Brown County assessment roll, as of March 11, 2026

Property Jurisdictions

Type	Name
State	Wisconsin
County	Brown County
Municipality	De Pere City
Unified School District	De Pere Unified School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$103,469.00 (+5.14%)	$5,994,000 (+6.36%) Land $418,500 Building $5,575,500	$5,954,100 (+4.64%)
2024	$98,412.00 (+12.27%)	$5,635,700 (+8.43%) Land $411,700 Building $5,224,000	$5,690,300 (+6.73%)
2023	$87,653.00 (-0.21%)	$5,197,600 (+2.66%) Land $393,700 Building $4,803,900	$5,331,400 (+0.9%)
2022		$5,063,000 Land $365,400 Building $4,697,600	$5,283,800
2021	$87,841.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective September 27, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	2 in force
Nearby Flood Claims	1 (2023)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Mar 2023 · other causes

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 80% of the US · above 57% of Wisconsin
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	DE PERE WATERWORKS SA 1 serves 25,660 people · EPA ID WI4050453
Water Source	Purchased surface water from CENTRAL BROWN CO WATER AUTHORITY
Last State Inspection	Dec 2023
Lead	Under 1 ppb (2023) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. The service area is an EPA estimate; the actual supplier may differ.

Internet Providers

Source: FCC Broadband Data Collection, based on 51 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable	1,000 / 1,000
Bertram Communications Fixed Wireless	100 / 20

May also be available: Verizon.

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