Listed by Faith Morledge • Restaino & Associates (Pref: 608-444-8330). Bought with Compass Real Estate Wisconsin.
Sold on May 2026
$420,000
3
bd
•
2 ba
•
1,618
sq ft
307 Union St, Sun Prairie, WI 53590
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About this home
Public Remarks: Charming, updated, and full of possibilities, this 1944 Cape Cod blends timeless character with modern functionality in a peaceful, quiet-street setting. From the moment you step inside, you?ll appreciate the home?s classic appeal, highlighted by graceful arched doorways and rich hardwood floors that flow throughout much of the main living spaces. The kitchen offers a stylish modern farmhouse feel, complete with coffee & wine bar. The rear addition creates a bright and versatile living space. Upstairs, the second floor provides a cozy yet spacious retreat with flexible layout options. Whether you envision a primary bedroom sanctuary, a welcoming guest space, or a tucked-away office nook, this level invites you to make it your own. The lower level, currently used as a workout area and playroom with a full bath. Ideal for creating additional living space. Step outside to enjoy a generously sized, fully fenced backyard with mature trees and perennials, the back deck is serene day & night.
Single-familyProperty Type
1944Year Built
0.25 acresLot Size
$260Price/Sq.Ft.
1 car garageParking
Listed by Faith Morledge• Restaino & Associates
Contact: Pref: 608-444-8330
Bought with Husky Homes Team• Compass Real Estate Wisconsin
Est. $1,295 per month, based on comparable rentals
Sale and tax history for 307 Union St
Sale History
Tax History
Date
Event
Price
SCWMLS as distributed by WIREX #2021260
May 21, 2026
Sold
$420,000
$260/sq ft
May 6, 2026
Contingent
—
Apr 30, 2026
Listed
$384,900
$238/sq ft
Public Records
Jan 13, 2023
Sold
$345,000
$213/sq ft
Public Records
Sep 2, 2020
Sold
$274,000
$169/sq ft
Public Records
Dec 20, 2016
Sold
$181,000
$112/sq ft
Public Records
Jul 2, 2010
Sold
$176,500
$109/sq ft
Public Records
Jul 12, 2005
Sold
$171,500
$106/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$6,691 (+4.9%)
$66,100 + $273,400
$339,500
2024
$6,377 (+10.4%)
$66,100 + $273,400
$339,500
2023
$5,778 (+8.3%)
$66,100 + $273,400
$339,500
2022
$5,335 (+2.2%)
$60,900 + $191,400
$252,300
2021
$5,221 (+3.2%)
$60,900 + $191,400
$252,300
2020
$5,057 (+13.7%)
$60,900 + $177,500
$238,400
2019
$4,449 (+7.7%)
$53,000 + $134,600
$187,600
2018
$4,132 (+3.7%)
$53,000 + $134,600
$187,600
2017
$3,984 (−4.4%)
$53,000 + $134,600
$187,600
2016
$4,165 (+9.6%)
$46,500 + $131,200
$177,700
2014
$3,800 (−4.7%)
$46,500 + $119,400
$165,900
2013
$3,987
$46,500 + $119,400
$165,900
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
081105317009
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Aug 6, 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.
Information Source Year Built: Assessor/Public Record
Lot Information
Outbuildings: Storage Building
Lot Acreage: 0.25
Lot Description: Sidewalks
Zoning: Res
Financial
Assessment Information
Land Assessment Value: $66,100
Total Assessment: $339,500
Tax Information
Total Taxes: $6,690
Tax Year: 2025
Utilities
Utility Information
Municipal Water, Municipal Sewer
Heating/Cooling: Forced Air, Central Air
Natural Gas
Location
Neighborhood Information
Municipality: SUN PRAIRIE
Municipality Type: City
School Information
School District: Sun Prairie
Elementary School: Northside
Middle School: Patrick Marsh
High School: Sun Prairie East
Public facts
Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: 0.25 acres
Style: Single Family Residential
Year Built: —
Year Renovated: —
County: Dane County
APN: 081105317009
Home facts updated by county records on Aug 6, 2026
Other
Listing Information
SaleType: Arms Length
Inclusions: Refrigerator, Dishwasher, Range/Oven, Water Softener, Disposal, Garage Door Opener/remotes, Ring Doorbell, Nest Thermostat, Workbench in Garage
Exclusions: Seller's Personal Property, Swag Light in LL and other Staging Items. Reverse Osmosis System is rented. Kayak pulleys and LL Sectional are negotiable.
Around this home
Schools
Northside Elementary School
Public PreK-5 • Assigned • 0.5mi
3/10
Prairie View Middle School
Public 6-8 • Assigned • 1.9mi
3/10
Sun Prairie East High School
Public 9-12 • Assigned • 1.1mi
9/10
Provided by GreatSchools
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
2/10 Heat Factor
7 days above 100° expected this year, 14 days in 30 years
2/10 Wind Factor
Minor risk of severe winds over next 30 years
2/10 Air Factor
2 unhealthy days expected this year, 2 days in 30 years
Provided by First Street
Historical weather
Sun Prairie, WI • 53590
Average low and high temperatures (°F)
25
11
34
18
50
30
59
40
69
48
79
61
82
65
77
61
76
55
64
46
46
33
31
17
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
92/ 100
Exceptional sunlight
Sunscore
This home receives average direct sun exposure in Sun Prairie. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
9.7 hrs
5.4 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$414,000 – $501,000
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