1257 Williams Dr, Mukwonago, WI 53149 Property Records

Waukesha County property record for 1257 Williams Dr, Mukwonago, WI 53149

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · built 1999
Lot Size	0.42 acres (18,295 sqft)
Owner	2 Individual Names on File
Last Sale	$369,900 (Nov 2019)
Tax Bill	$6,613 (2025)
Deeds & Mortgages	Oct 2021 Mortgage Nov 2019 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`MUKV-1968-109`

Property Details

APN / Parcel Number

Primary APN	`MUKV-1968-109`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	7 Rooms
Stories	1 Story
1st Floor Area	432 sqft

Exterior

Year Built	Built 1999
Effective Year Built	Effective 1999
Architectural Style	Ranch
Exterior Material	Wood
Lot Area	18,295 sqft (0.42 acres)
Garage Type	Attached
Parking Spaces	3 Parking Spaces
Pool Type	Spa / Hot Tub (No Pool)

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C

Location & Zoning

Street Address	1257 WILLIAMS DR
City	MUKWONAGO
State	WI
Zip	53149-9537
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 10 BLK 3 TWO RIVERS PT SE1/4 SEC 24 & NE1/4 SEC 25 T5N R18E
Legal Range	18E
Legal Township	5N
Legal Section	25
Legal Subdivision	TWO RIVERS
Legal Block	3
Legal Lot Number	10
Jurisdiction	WAUKESHA WI
Township / Civil Division	MUKWONAGO
Census Block Group	3
Census Block	3004
Census Tract	203902

Owner

1257 Williams Dr is owned and occupied by two individuals who bought it in November 2019.

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

Owner of Record	2 Individual Names on File
Mailing Address	1257 WILLIAMS DR, MUKWONAGO, WI 53149-9537
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
Oct 18, 2021	Deed of Trust, Mortgage · Conventional Mortgage BROKERS SOLUTIONS INC
Nov 12, 2019	Warranty Deed, Transfer · Conventional Mortgage ASSOCIATED BANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 12, 2019 · Amount on File
Deed Sale	Nov 12, 2019 · Amount on File
Prior Sale	Mar 6, 2008 · Amount on File
Deed Document Number	20194434912
Record Updated	Oct 29, 2026

October 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WAUKESHA WI
Property Address	1257 WILLIAMS DR, MUKWONAGO, WI 53149-9537
Transaction Type	Mortgage
Record Updated	Nov 10, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0004625833
Date	Oct 18, 2021
Instrument	4625833

Lender

Name	BROKERS SOLUTIONS INC
Type	Funding / Finance Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Sep 1, 2051

Interest

Rate Type	Fixed Rate

November 2019: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	WAUKESHA WI
Recording Date	Nov 12, 2019
Property Address	1257 WILLIAMS DR, MUKWONAGO, WI 53149-9537
Document Number	0004434912
Instrument Date	Nov 4, 2019
Instrument	4434912
Transaction Type	Transfer
Record Updated	Jun 17, 2021

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,109.70
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1257 WILLIAMS DR, MUKWONAGO, WI 53149-9537

Mortgage

Document Number	0004434913
Date	Nov 12, 2019
Instrument	4434913

Lender

Name	ASSOCIATED BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Dec 1, 2049

Tax Assessment & Valuation

The 2025 property tax bill for 1257 Williams Dr was $6,613.

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

Property Jurisdictions

Type	Name
State	Wisconsin
County	Waukesha County
Municipality	Mukwonago Village
Unified School District	Mukwonago School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$6,613.00	$555,000 Land $105,500 Building $449,500	$587,600
2023	$6,551.00 Homeowner's exemption	$381,000 Land $58,000 Building $323,000	$539,500

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

Flood

FEMA maps place 1257 Williams Dr in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.

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
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

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

Wildfire risk around 1257 Williams Dr is low, with 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 80% of the US · above 57% of Wisconsin
Wildfire Likelihood	0.01% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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	MUKWONAGO WATERWORKS serves 8,190 people · EPA ID WI2680209
Water Source	Groundwater
Last State Inspection	Mar 2024
Lead	3 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	2 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 194 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Brightspeed.

Cell Coverage

5G (outdoors only) and 4G LTE

Nearby Properties on Williams Dr

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures