Listed by Pam Venenga • Stark Company, REALTORS (Cell: 608-219-7424). Bought with EXP Realty, LLC.
Sold on oct 2026
$422,000
4
bd
•
2.5 ba
•
2,233
sq ft
181 Union St, Sun Prairie, WI 53590
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About this home
Public Remarks: AS SWEET AS THEY COME! This 4 bedroom two story offers it all. Located in the heart of Sun Prairie this home has the character and charm of yesteryears with all the conveniences that give you the perfect package! Enjoy the large living room, fabulous eat-in-kitchen, formal dining room, plus family room all on the main! You will be beyond delighted by the size of the bedrooms including the 24x13 primary suite with private full bath, 19x12 second bedroom and 3rd bedroom with its own outside porch. Newly finished L/L bedroom W/ large egress window and walk-in closet. All this is nestled on a large lot, close to all the vibe of our downtown activities, from coffee shops, bookstore, farmers market, museum, restaurants and so much more. With updates galore, including a newly finished 4th bedroom in the lower level, appliances, new windows and doors, water heater and water softener. You have nothing to do but move in!
Single-familyProperty Type
1942Year Built
0.25 acresLot Size
$189Price/Sq.Ft.
1 car garageParking
Listed by Pam Venenga• Stark Company, REALTORS
Listed by Shelby Venenga-Spiess• Stark Company, REALTORS
Est. $1,477 per month, based on comparable rentals
Sale and tax history for 181 Union St
Sale History
Tax History
Date
Event
Price
SCWMLS as distributed by WIREX #2031440
Oct 14, 2026
Sold
$422,000
$189/sq ft
Sep 14, 2026
Contingent
—
Sep 3, 2026
Listed
$410,000
$184/sq ft
Public Records
Feb 17, 2023
Sold
$315,000
$141/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$5,822 (+5.0%)
$66,100 + $230,500
$296,600
2024
$5,545 (+10.5%)
$66,100 + $230,500
$296,600
2023
$5,016 (−8.5%)
$66,100 + $230,500
$296,600
2022
$5,483 (+2.2%)
$60,800 + $198,200
$259,000
2021
$5,367 (−2.6%)
$60,800 + $198,200
$259,000
2020
$5,510 (+9.9%)
$60,800 + $198,200
$259,000
2019
$5,012 (+7.8%)
$53,000 + $157,200
$210,200
2018
$4,650 (+3.9%)
$53,000 + $157,200
$210,200
2017
$4,476 (+2.2%)
$53,000 + $157,200
$210,200
2016
$4,380 (+9.8%)
$46,500 + $140,100
$186,600
2014
$3,990 (−4.7%)
$46,500 + $127,500
$174,000
2013
$4,188
$46,500 + $127,500
$174,000
Public record
Public record
Zoning
Beds
—
Baths
—
Stories
—
Lot width
—
Lot depth
—
Lot size
0.25 Acres
Year renovated
—
Sq. Ft.
—
Year built
—
Style
Single Family Residential
County
Dane County
APN
081105316064
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 11, 2026.
SR-4
Suburban Residential District
This district is intended to permit development which has a moderate density, suburban community character. This district is intended to be the principal district for single-family development within the city. Unlike the case for the previously described residential districts, the land use standards for this district permit both single-family detached residential development and certain types of moderate density single-family attached development, as well as a variety of related institutional land uses.
Permitted uses
Include but are not limited to:
Housing-Other
Public service-Other
Property details
Parking
Garage Information
# of Garage Parking Spaces (Total): 1
Garage: 1 Car, Attached, Opener Included
Interior
Bedroom Information
Master Bedroom Dimensions: 13 x 24
Master Bedroom Level: Upper
Bedroom 2 Dimensions: 12 x 19
Bedroom 2 Level: Upper
Bedroom 3 Dimensions: 11 x 12
Bedroom 3 Level: Upper
Bedroom 4 Dimension: 11 x 15
Bedroom 4 Level: Lower
Bathroom Information
Bath Description(s): At Least 1 Tub, Master Bedroom Bath (Full), Master Bedroom Bath, Tub/Shower Combo in Master Bathroom
# of Baths (1/2): 1
# of Baths (Full): 2
Interior Features
Walk-In Closet(s), Water Softener, Cable/Satellite Available
Room Information
Full, Exposed, Full Size Windows, Partially Finished, Sump Pump