4175 N 143rd St, Brookfield, WI 53005 Property Records

Waukesha County property record for 4175 N 143rd St, Brookfield, WI 53005

Property Summary

Property Type	Single Family Home
Details	3 bd · 1.5 ba · 1,866 sqft · built 1955
Lot Size	0.84 acres (36,590 sqft)
Owner	Individual Name on File
Tax Bill	$5,726 (2025)
Deeds & Mortgages	Nov 2021 Mortgage Jul 2020 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`BR C-1016-076`

Property Details

APN / Parcel Number

Primary APN	`BR C-1016-076`

Interior

Bedrooms	3 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,866 sqft Living Area
1st Floor Area	1,866 sqft
Basement Area	1,550 sqft

Exterior

Year Built	Built 1955
Effective Year Built	Effective 1955
Architectural Style	Ranch
Exterior Material	Aluminum/Vinyl
Lot Area	36,590 sqft (0.84 acres)
View / Lot	Cul-De-Sac
Garage Type	Attached
Garage Area	625 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating Fuel	Electric
Sewer	Municipal
Water Source	Well

Location & Zoning

Street Address	4175 N 143RD ST
City	BROOKFIELD
State	WI
Zip	53005-1107
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 1 BLK 1 SUNNYVIEW RANCH PT SE1/4 SEC 2 T7N R20E
Legal Range	20E
Legal Township	7N
Legal Section	2
Legal Subdivision	SUNNYVIEW RANCH
Legal Block	1
Legal Lot Number	1
Jurisdiction	WAUKESHA WI
Township / Civil Division	BROOKFIELD
Census Block Group	2
Census Block	2023
Census Tract	200700

Owner

4175 N 143rd St is owned and occupied by an individual.

Source: Waukesha County records, as of June 23, 2026

Owner of Record	Individual Name on File
Mailing Address	4175 N 143RD ST, BROOKFIELD, WI 53005-1107
Occupancy	Owner Occupied
Owner Type	Individual

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Nov 22, 2021	Deed of Trust, Mortgage · Conventional Mortgage LANDMARK CU
Jul 28, 2020	Deed of Trust, Mortgage · Conventional Mortgage LANDMARK CU
Sep 23, 2019	Deed of Trust, Mortgage · Line of Credit UW CU
Jul 31, 2018	Deed of Trust, Mortgage · Line of Credit LANDMARK CU

Assessor's Deed Record

Deed Names	Name on Deed
Record Updated	Sep 20, 2026

November 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WAUKESHA WI
Property Address	4175 N 143RD ST, BROOKFIELD, WI 53005-1107
Transaction Type	Mortgage
Record Updated	Apr 4, 2024

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0004634603
Date	Nov 22, 2021
Instrument	4634603

Lender

Name	LANDMARK CU
Type	Credit Union

Agreement

Type	Conventional Mortgage
Amount	Amount on Record

Interest

Rate Type	Fixed Rate

July 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WAUKESHA WI
Property Address	4175 N 143RD ST, BROOKFIELD, WI 53005-1107
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0004496545
Date	Jul 28, 2020
Instrument	4496545

Lender

Name	LANDMARK CU
Type	Credit Union

Agreement

Type	Conventional Mortgage
Amount	Amount on Record

Interest

Rate Type	Fixed Rate

September 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WAUKESHA WI
Property Address	4175 N 143RD ST, BROOKFIELD, WI 53005-1107
Document Number	0004427016
Instrument Date	Sep 23, 2019
Transaction Type	Mortgage
Record Updated	Oct 23, 2019
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Married Couple
Address	4175 N 143RD ST BROOKFIELD WI 530051107, BROOKFIELD, WI 53005-1107

Mortgage

Document Number	0004427016
Date	Oct 8, 2019
Instrument	4427016

Lender

Name	UW CU
Type	Credit Union
Address	MADISON, WI 53744

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	360 Months
Due	Oct 7, 2049

Interest

Rate Type	Adjustable Rate

July 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WAUKESHA WI
Property Address	4175 N 143RD ST, BROOKFIELD, WI 53005-1107
Document Number	0004353495
Instrument Date	Jul 31, 2018
Transaction Type	Mortgage
Record Updated	Aug 17, 2018

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	4175 N 143RD ST BROOKFIELD WI 530051107, BROOKFIELD, WI 53005-1107

Mortgage

Document Number	0004353495
Date	Aug 2, 2018
Instrument	4353495

Lender

Name	LANDMARK CU
Type	Credit Union
Address	NEW BERLIN, WI 53151

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

The 2025 property tax bill for 4175 N 143rd St was $5,726, up % from the year before.

Source: Waukesha County assessment roll, as of June 23, 2026

Property Jurisdictions

Type	Name
State	Wisconsin
Municipality	Brookfield City
County	Waukesha County
Unified School District	Elmbrook School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$5,726.00 (+0.02%)	$323,300 (-) Land $126,500 Building $196,800	$364,000 (+5.97%)
2024	$5,725.00 (-1.82%)	$323,300 (-) Land $126,500 Building $196,800	$343,500 (-0.2%)
2023	$5,831.00 Homeowner's exemption	$323,300 Land $126,500 Building $196,800	$344,200

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

Flood

FEMA maps place 4175 N 143rd St in Zone X, an area of minimal flood risk, within 100 ft of a high-risk flood zone.

Source: FEMA National Flood Hazard Layer, effective October 19, 2025

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Wildfire risk around 4175 N 143rd St is low, with less than a 0.01% annual chance of wildfire.

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

Wildfire Risk	Low lower than 95% of the US · lower than 88% of Wisconsin
Wildfire Likelihood	Under 0.01% annual chance
Exposure	Direct burnable vegetation

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	BROOKFIELD WATER UTILITY serves 29,070 people · EPA ID WI2680253
Water Source	Groundwater
Last State Inspection	Sep 2023
Lead	2 ppb (2023) action level 15 ppb

Violations Reported to EPA

Water Quality	Radium resolved · Apr 2020
Treatment and Procedure	None last 10 years
Monitoring and Reporting	4 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 182 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber	5,000 / 5,000
Spectrum Cable	1,000 / 1,000
T-Mobile Fixed Wireless	100 / 20

May also be available: Verizon.

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