1137 Rainbow Ct, Mukwonago, WI 53149 Property Records

Waukesha County property record for 1137 Rainbow Ct, Mukwonago, WI 53149

Property Summary

Property Type	Single Family Home
Details	3 bd · 1 ba · built 1976
Lot Size	0.27 acres (11,761 sqft)
Owner	2 Individual Names on File
Last Sale	$231,500 (Apr 2019)
Tax Bill	$4,125 (2025)
Deeds & Mortgages	Feb 2022 Mortgage Apr 2019 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`MUKV-1967-128`

Property Details

APN / Parcel Number

Primary APN	`MUKV-1967-128`

Interior

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

Exterior

Year Built	Built 1976
Effective Year Built	Effective 1976
Architectural Style	Ranch
Exterior Material	Aluminum/Vinyl
Lot Area	11,761 sqft (0.27 acres)
Garage Type	Attached
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C

Location & Zoning

Street Address	1137 RAINBOW CT
City	MUKWONAGO
State	WI
Zip	53149-1057
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 37 BLK 4 RIVER PARK ESTATES ADDITION NO 1 PT SW1/4 & NE1/4 & NW1/4 & SE1/4 SEC 24 T5N R18E
Legal Range	18E
Legal Township	5N
Legal Section	24
Legal Subdivision	RIVER PARK ESTATES ADDITION NO 1
Legal Block	4
Legal Lot Number	37
Jurisdiction	WAUKESHA WI
Township / Civil Division	MUKWONAGO
Census Block Group	2
Census Block	2006
Census Tract	203902

Owner

1137 Rainbow Ct is owned and occupied by two individuals who bought it in April 2019.

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

Owner of Record	2 Individual Names on File
Mailing Address	1137 RAINBOW CT, MUKWONAGO, WI 53149-1057
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
Feb 11, 2022	Deed of Trust, Mortgage · Conventional Mortgage US BANK NA
Apr 17, 2019	Warranty Deed, Transfer · Conventional Mortgage US BANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 17, 2019 · Amount on File
Deed Sale	Apr 17, 2019 · Amount on File
Prior Sale	Jun 16, 2015 · Amount on File
Deed Document Number	20194392061
Record Updated	Sep 20, 2026

February 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WAUKESHA WI
Property Address	1137 RAINBOW CT, MUKWONAGO, WI 53149-1057
Transaction Type	Mortgage
Record Updated	Mar 2, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0004651299
Date	Feb 11, 2022
Instrument	4651299

Lender

Name	US BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Mar 1, 2052

Interest

Rate Type	Adjustable Rate
Adjustable	Adjustable Rate Rider
Type Change Date	Mar 1, 2032
Change Frequency	Annually
Min Rate At Change	2.75%
Max Rate At Change	8.13%
Index	1-Year CMT

April 2019: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	WAUKESHA WI
Recording Date	Apr 17, 2019
Property Address	1137 RAINBOW CT, MUKWONAGO, WI 53149-1057
Document Number	0004392061
Instrument Date	Mar 22, 2019
Instrument	4392061
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	$694.50
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	00000

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1137 RAINBOW CT, MUKWONAGO, WI 53149-1057

Mortgage

Document Number	0004392062
Date	Apr 17, 2019
Instrument	4392062

Lender

Name	US BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Apr 1, 2049

Tax Assessment & Valuation

The 2025 property tax bill for 1137 Rainbow Ct was $4,125.

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	$4,125.00	$352,600 Land $88,500 Building $264,100	$373,300
2023	$3,859.00 Homeowner's exemption	$230,500 Land $49,000 Building $181,500	$326,400

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

Flood

FEMA maps place 1137 Rainbow Ct in Zone X, an area of minimal flood risk.

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

FEMA Flood Zone	Zone X minimal risk
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 1137 Rainbow Ct 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 343 locations within half a mile, as of December 31, 2025

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

May also be available: Verizon.

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