143 S 6th St, Milwaukee, WI 53204 Property Records

Milwaukee County property record for 143 S 6th St, Milwaukee, WI 53204

Property Summary

Property Type	Parking Lot
Lot Size	1.86 acres (81,319 sqft)
Owner	Company Name on Record
Tax Bill	$17,089 (2025)
Flood Zone	Zone X (minimal risk)
APN	`427-0531-100`

Property Details

APN / Parcel Number

Primary APN	`427-0531-100`
Alternative APNs	`004270531100X` `004270531100`

Interior

Units	2 Units

Exterior

Lot Area	81,319 sqft

Location & Zoning

Account Number	004270531100
Street Address	143 S 6TH ST
City	MILWAUKEE
State	WI
Zip	53204
Property Category	Commercial
Property Type	Commercial > Retail > Parking Lot
Local Zoning Code	RED
Legal Description	CERTIFIED SURVEY MAP NO 4604 IN NW 1/4 SEC 32-7-22 PARCEL 1 EXC PT DEDICATED FOR PUBLIC ROW (S 6TH ST) IN WD #8415147 (CC RESOL 99-1888) TID #57, BID #26
Legal Range	22E
Legal Township	07N
Legal Section	32
Legal Subdivision	CERTIFIED SURV MAP 4604
Legal Lot Number	1
Jurisdiction	MILWAUKEE WI
Township / Civil Division	MILWAUKEE
Census Block Group	1
Census Block	1033
Census Tract	186800

Owner

Source: Milwaukee County records, as of September 3, 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	3700 W JUNEAU AVE, MILWAUKEE, WI 53208-2818
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Record Updated	Oct 29, 2026

Tax Assessment & Valuation

Source: Milwaukee County assessment roll, as of September 3, 2026

Property Jurisdictions

Type	Name
State	Wisconsin
County	Milwaukee County
Municipality	Milwaukee City
Unified School District	Milwaukee School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$17,089.00 (-8.27%)	$761,600 (-) Land $569,200 Building $192,400
2024	$18,629.00 (+2.74%)
2023			$915,100 (+20.15%)
2022	$18,133.00	$761,600 Land $569,200 Building $192,400	$761,600 Land $569,200 Building $192,400

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 October 26, 2024 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	1 in force
Nearby Flood Claims	2 (1997–2010)
Claims Outside the SFHA	2 of 2
Most Recent Claim	Jul 2010 · Severe Storms, Tornadoes, And Flooding

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	Not rated no burnable land within 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	MILWAUKEE WATERWORKS serves 626,000 people · EPA ID WI2410100
Water Source	Surface water
Last State Inspection	Feb 2025
Lead	5 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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 79 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Verizon Fixed Wireless	1,000 / 75
Starlink Satellite	280 / 30
AT&T Fixed Wireless · DSL · Fiber in parts of the area	100 / 20
T-Mobile Fixed Wireless	100 / 20