4170 N 166th St, Brookfield, WI 53005 Property Records

Waukesha County property record for 4170 N 166th St, Brookfield, WI 53005

Property Summary

Property Type	Single Family Home
Details	6 bd · 4 ba · 3,144 sqft · built 1975
Lot Size	0.62 acres (27,007 sqft)
Owner	Individual Name on Record
Last Sale	$272,500 (May 1998)
Tax Bill	$6,000 (2025)
Deeds & Mortgages	May 2026 Line of Credit Apr 2025 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`BR C-1019-057`

Property Details

APN / Parcel Number

Primary APN	`BR C-1019-057`

Interior

Bedrooms	6 Beds
Full Baths	4 Baths
Half Baths	2 Half Baths
Total Rooms	11 Rooms
Units	2 Units
Stories	2 Stories
Building Area	3,144 sqft Living Area
1st Floor Area	1,722 sqft
Basement Area	1,560 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1975
Effective Year Built	Effective 1975
Architectural Style	Duplex Single
Exterior Material	Aluminum/Vinyl
Lot Area	27,007 sqft (0.62 acres)
View / Lot	Traffic
Garage Type	Attached
Garage Area	528 sqft
Porch	Open Frame Porch
Porch Area	48 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C
Heating Fuel	Gas

Location & Zoning

Street Address	4170 N 166TH ST
City	BROOKFIELD
State	WI
Zip	53005-1399
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 1 FOUNTAIN PLAZA PT SE1/4 SW1/4 SEC 3 T7N R20E
Legal Range	20E
Legal Township	7N
Legal Section	3
Legal Subdivision	FOUNTAIN PLAZA
Legal Block	1
Legal Lot Number	1
Jurisdiction	WAUKESHA WI
Township / Civil Division	BROOKFIELD
Census Block Group	3
Census Block	3015
Census Tract	200700

Owner

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

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

Owner of Record	Individual Name on Record
Mailing Address	4170 N 166TH ST, BROOKFIELD, WI 53005-1399
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
May 26, 2026	Deed of Trust, Mortgage · Line of Credit UW CREDIT UNION
Apr 24, 2025	Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC
Jun 29, 2020	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LNS

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	May 12, 1998 · Amount on Record
Deed Sale	May 12, 1998 · Amount on Record
Deed Document Number	19982317611
Deed Book / Page	2656 / 601
Record Updated	Sep 20, 2026

May 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WAUKESHA WI
Recording Date	May 26, 2026
Property Address	4170 N 166TH ST, BROOKFIELD, WI 53005-1399
Document Number	0004877729
Instrument Date	May 14, 2026
Instrument	20264877729
Transaction Type	Mortgage
Record Updated	Jul 12, 2026
Title Company	NONE LISTED ON DOCUMENT

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4170 N 166TH ST, BROOKFIELD, WI 53005-1399
Investor	Possibly a Property Investor

Mortgage

Document Number	0004877729,
Date	May 26, 2026
Instrument	20264877729

Lender

Name	UW CREDIT UNION

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate	6.3%
Max Rate	-1%

April 2025: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WAUKESHA WI
Property Address	4170 N 166TH ST, BROOKFIELD, WI 53005-1399
Transaction Type	Mortgage
Record Updated	Apr 2, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name
Investor	Possibly a Property Investor

Mortgage

Document Number	0004814200
Date	Apr 24, 2025
Instrument	4814200

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	180 Months
Due	May 1, 2040

June 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WAUKESHA WI
Property Address	4170 N 166TH ST, BROOKFIELD, WI 53005-1399
Document Number	0004489682
Instrument Date	Jun 29, 2020
Transaction Type	Mortgage
Record Updated	Aug 21, 2020
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	4170 N 166TH ST BROOKFIELD WI 530051399, BROOKFIELD, WI 53005-1399

Mortgage

Document Number	0004489682
Date	Jul 6, 2020
Instrument	4489682

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	180 Months
Due	Jul 5, 2035

Tax Assessment & Valuation

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	$6,000.00 (-1.99%)	$482,300 (-) Land $110,000 Building $372,300	$543,100 (+5.97%)
2024	$6,122.00 (+13.75%)	$482,300 (-) Land $110,000 Building $372,300	$512,500 (-0.18%)
2023	$5,382.00 Homeowner's exemption	$482,300 Land $110,000 Building $372,300	$513,400

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 19, 2025 · 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

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 99.1% of the US · lower than 97.9% of Wisconsin
Wildfire Likelihood	Under 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	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 176 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable	1,000 / 35
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless · DSL · Fiber in parts of the area	100 / 20

May also be available: Verizon.

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