3,119 Sq. Ft.
$168 / Sq. Ft.
3,119
Sq. Ft.
$168
per Sq. Ft.

Description

Start or grow your investment portfolio with this updated 2-flat offering 3,119 sq ft and strong rental income. Property features hardwood floors, spacious fenced yard, 2-car garage, and is within walking distance to downtown Sun Prairie. Updates include living room remodel and carpet (2015), furnaces (2016), water heater (2014), roof and garage siding (2010), garage roof (2008), and updated upper unit (2020).Start or grow your investment portfolio with this updated 2-flat offering 3,119 sq ft and strong rental income. Property features hardwood floors, spacious fenced yard, 2-car garage, and is within walking distance to downtown Sun Prairie. Updates include living room remodel and carpet (2015), furnaces (2016), water heater (2014), roof and garage siding (2010), garage roof (2008), and updated upper unit (2020).
  1. Listed by Mike Brennan • First Weber Inc • HomeInfo@firstweber.com

Property Details for 146 Union Street

Zoning
G-1
LISTING UPDATED: 04/08/2026 03:47 PM

Property Details for 146 Union Street

StatusActive
MLS #2020058
Days on Market4
Taxes$6,080 / year
HOA Fees-
Condo/Co-op Fees-
Property TypeMulti Family
MLS TypeMulti Family / 2 flat-up and down
Year Built999
Lot Size0.23 AC / 10,018 SF
CountyDane County

Location

Listing Courtesy of First Weber Inc
Add your commute

Building Information for 146 Union Street

Stories-Residences2Year Built999Building Size-Lot Size0.23 AC / 10,018 SF

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$3,150 per month

30 year fixed, 6.46% Interest

Principal and Interest

$2,644

Property Taxes

$507

HOA Dues

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Property Information for 146 Union Street

Summary
Location and General Information
  • C/T/V: City
  • County: Dane
  • County Qtr Section: Dane NE
  • Directions: US Hwy 151 to exit Windsor St, Right on Windsor St, Right on Union St
  • Location: SUN PRAIRIE - C
  • Mailing City: Sun Prairie
  • Municipality: Sun Prairie
  • State: WI
  • Zip: 53590
Parking
  • Park/Unit: 2 stall garage, Detached
  • Parking Spaces Outside: 0
  • Parking Stalls Inside: 2
School Information
  • Elementary: Northside
  • High School: Sun Prairie East
  • Middle School: Patrick Marsh
  • School District: Sun Prairie
Taxes and HOA Information
  • Net Taxes: $6,080.00
  • Parcel ID: 0811-053-1063-1
  • Tax Year: 2025
Property
Property and Assessments
  • Class: Multi Family
  • Improvements: 221400
  • Land Assess: $65,500.00
  • Legal Documents: Lease(s) on file
  • Total Assess: $286,900.00
  • Total Assess Year: 2025
  • Type: 2 flat-up and down
  • Year Built: 999
Lot Information
  • Estimated Total Acres: 0.23
  • Source of Est. Acres: Assessor
  • Source of Year Built: Other
Utilities
  • Utilities: Separate elec meters, Separate gas meters, Separate water meters
  • Water/Waste: Municipal water, Municipal sewer
Interior and Exterior Features
Exterior Features
  • Exterior: Aluminum/Steel
Interior Features
  • Items Included: Unit 146 Stove, Refrigerator, Dishwasher, Microwave Unit 148 Stove, Refrigerator, Microwave, Washer, Dryer
  • Items Excluded: Tenants Property, Sellers personal property
  • Number of Dish Washers: 1
  • Number of Dryers: 1
  • Number of Furnaces: 2
  • Number of Stoves: 2
  • Number of Refrigerators: 2
  • Number of Washers: 1
  • Number of Water Heaters: 2
  • Number of Water Softeners: 0
  • Basement: Full, Other foundation
  • Heating Fuel: Natural Gas
  • Heating Type: Forced air
  • Number of Efficiencies: 0
Room Information
Bedrooms
  • Number of 1 Bedrooms: 0
  • Number of 2 Bedrooms: 0
  • Number of 3+ Bedrooms: 2
Multi Family
Unit Information
  • Number of Units w/AC: 0
  • Number of Units: 2
Income & Expenses Information
  • Total Income: $4,170
Unit 1
  • U1 Landlord Pays Heat: No
  • U1 Landlord Pays Electric: No
  • U1 Landlord Pays Water/Sewer: No
  • Unit 1: Eat-in kitchen,Air conditioning,Range/oven,Refrigerator,Washer/dryer,Individual heat control,In-unit laundry
  • U1 Parking: 2 Car Garage
  • U1 Number of Bedrooms: 3
  • U1 Full Baths: 1
  • U1 Half Baths: 0
  • U1 SqFt: 1688
  • Unit 1 Bedroom 3 Level: M
  • Unit 1 Kitchen Level: M
  • Unit 1 Living/Great Room Level: M
  • Unit 1 Primary BedRoom Level: M
  • Unit 1 Other Room Level: M
  • Unit 1 Bedroom 2 Level: M
  • Unit 1 Bedroom 2 Dimensions: 13x11
  • Unit 1 Bedroom 3 Dimensions: 10x11
  • Unit 1 Kitchen Dimensions: 11x11
  • Unit 1 Living/Great Room Dimensions: 11x16
  • Unit 1 Primary BedRoom Dimensions: 29x15
  • Unit 1 Other Room Dimensions: 5x7
  • Unit 1 Other Room: Laundry Room
Unit 2
  • U2 Landlord Pays Heat: No
  • U2 Landlord Pays Electric: No
  • U2 Landlord Pays Water/Sewer: No
  • Unit 2: Den/office,Air conditioning,Range/oven,Refrigerator,Dishwasher
  • U2 Parking: 2 Car Garage
  • Unit 2 Bedroom 2 Level: M
  • Unit 2 Bedroom 3 Level: M
  • Unit 2 Dining Room Level: M
  • Unit 2 Kitchen Level: M
  • Unit 2 Living/Great Rm Level: M
  • Unit 2 Primary BedRm Level: M
  • Unit 2 Other Room Level: M
  • Unit 2 Bedroom 2 Dimensions: 12x10
  • Unit 2 Bedroom 3 Dimensions: 8x12
  • Unit 2 Dining Room Dimensions: 11x11
  • Unit 2 Kitchen Dimensions: 15x9
  • Unit 2 Living/Great Rm Dimensions: 23x16
  • Unit 2 Primary BedRm Dimensions: 14x11
  • Unit 2 Other Room Dimensions: 11x16
  • Unit 2 Other Room: Den/Office
  • U2 Number of Bedrooms: 3
  • U2 Full Baths: 1
  • U2 Half Baths: 0
  • U2 SqFt: 1431

Property History for 146 Union Street

DateEvent & SourcePriceAppreciation
Apr 7, 2026

Listed (Active)

SCWMLS #2020058

$525,000
Nov 12, 2021

Off Market

SCWMLS #1908886

May 12, 2021

Listed (Active)

SCWMLS #1908886

$365,000
Oct 26, 2018

Sold (Public Record)

Public Record #633926029

Oct 26, 2018

Sold

SCWMLS #1838523

Sep 27, 2018

Pending

SCWMLS #1838523

Aug 8, 2018

Listed (Active)

SCWMLS #1838523

$225,000
Dec 16, 2013

Sold (Public Record)

Public Record #392522160

DateEvent & SourcePrice
04/07/2026

Listed (Active)

SCWMLS #2020058

$525,000
11/12/2021

Off Market

SCWMLS #1908886

05/12/2021

Listed (Active)

SCWMLS #1908886

$365,000
10/26/2018

Sold (Public Record)

Public Record #633926029

10/26/2018

Sold

SCWMLS #1838523

09/27/2018

Pending

SCWMLS #1838523

08/08/2018

Listed (Active)

SCWMLS #1838523

$225,000
12/16/2013

Sold (Public Record)

Public Record #392522160

For completeness, Compass often displays two records for one sale: the MLS record and the public record.

Public Records for 146 Union Street

Taxable ValueLand$65,500Additions$221,400Total$286,900
Tax Record2025$6,081 ($507 / month)
Home Facts
Beds5Total Finished SqFt2,452 SqFtAbove Grade Finished SqFt2,452 SqFtStories2Lot Size10,411 SqFtStyleSingle Family ResidenceYear Built1900CountyDANEAPN0811-053-1063-1

Schools near 146 Union Street

This home is within Sun Prairie Area School District.
Rating
School
Type
Grades
Distance
Public - PK to 5
Public - 6 to 8
Public - 9 to 12
Public - 9 to 12
Rating
School
Distance
Northside Elementary School
PublicPK to 5

Central Heights Middle School
Public6 to 8

Sun Prairie East High School
Public9 to 12

Prairie Phoenix Academy
Public9 to 12

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

Similar Homes

Similar Sold Homes

146 Union Street is a multi-family home for sale in Sun Prairie, WI 53590. This property was listed for sale on April 7, 2026 by First Weber Inc, it's currently listed at $525,000. It has been on the market for a total of 4 days and was last sold on October 26, 2018. This listing's school district is Sun Prairie Area School District. Nearby schools include Northside Elementary School, Central Heights Middle School and Sun Prairie East High School. 146 Union Street is a 6-bed, 2-bath, 3,119 sqft multi-family home built in 999.

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of descriptions or measurements (including square footage measurements and property condition), such should be independently verified, and Compass, Inc., its subsidiaries, affiliates and their agents and associated third parties expressly disclaims any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the discretion of the seller. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of First Weber Inc

Based on information from one of the following Multiple Listing Services: Metro Multiple Listing Service (Metro MLS), REALTORS Association of Northeast Wisconsin. Information being provided is for the visitor’s personal, noncommercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. The data contained herein is copyrighted by Metro Multiple Listing Service (Metro MLS), REALTORS Association of Northeast Wisconsin is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited. Property information referenced on this web site comes from the Internet Data Exchange (IDX) program of the MLS. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. For the avoidance of doubt, the accuracy of all information, regardless of source, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals. Data last updated on 04/08/2026 03:47 PM Listing presented by Compass RE WI-Tosa. Information is supplied by seller and other third parties and has not been verified. Copyright 2026 – WiREx. – All Rights Reserved