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Market trends in 57001, SD
Last updated September 2026
Sale-to-List Price
95.8%
+6.4% MoM
Median sale price
$200K
$15K MoM
Avg. days on market
35d
5 days MoM
Recently sold homes
3
0 MoM
Provided by Redfin
Sale history for 505 Union St
Date
Event
Price
REALTOR® Association of the Sioux Empire #22100791
Apr 28, 2021
Sold
$82,000
$65/sq ft
Mar 1, 2021
Listed
$84,900
$67/sq ft
REALTOR® Association of the Sioux Empire #21205992
Oct 16, 2012
Sold
$61,000
$48/sq ft
Sep 1, 2012
Listed
$66,900
$53/sq ft
Extemely neat and clean! Huge living room, formal dining room, 3 bedrooms, large bath with laundry and attached 2 car garage make this ranch the perfect fit for anyone's needs. AND it comes with all the appliances!!! Lovely location with nice shade trees and close to everything. Lots of up to date decor throughout! Ready to move into -- be sure to take a tour of this one!!
REALTOR® Association of the Sioux Empire #21104941
Jun 3, 2012
Listing Removed
—
Aug 2, 2011
Listed
$66,900
$53/sq ft
Public Records
Jun 29, 2010
Sold
$60,000
$47/sq ft
REALTOR® Association of the Sioux Empire #21001882
Mar 19, 2010
Listed
$64,900
$51/sq ft
REALTOR® Association of the Sioux Empire #20905190
Mar 19, 2010
Listing Removed
—
Jul 11, 2009
Listed
$69,900
$55/sq ft
REALTOR® Association of the Sioux Empire #20900519
Jun 30, 2009
Listing Removed
—
Jan 23, 2009
Listed
$78,000
$62/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$1,806 (+8.4%)
$8,455 + $93,898
$102,353
2025
$1,666 (+8.8%)
$8,455 + $93,898
$102,353
2024
$1,532 (−13.7%)
$7,046 + $81,650
$88,696
2023
$1,774 (+28.4%)
$5,033 + $74,227
$79,260
2022
$1,382 (+32.4%)
$3,595 + $67,479
$71,074
2021
$1,044 (+2.2%)
$3,126 + $58,677
$61,803
2020
$1,021 (+10.9%)
$3,126 + $43,145
$46,271
2019
$921 (−7.6%)
$3,126 + $43,145
$46,271
2018
$997 (+4.6%)
2015
$954 (+4.4%)
2014
$914
Tax history for 505 Union St
Year
Property tax
Land + Additions
Assessment*
2026
$1,806 (+8.4%)
$8,455 + $93,898
$102,353
2025
$1,666 (+8.8%)
$8,455 + $93,898
$102,353
2024
$1,532 (−13.7%)
$7,046 + $81,650
$88,696
2023
$1,774 (+28.4%)
$5,033 + $74,227
$79,260
2022
$1,382 (+32.4%)
$3,595 + $67,479
$71,074
2021
$1,044 (+2.2%)
$3,126 + $58,677
$61,803
2020
$1,021 (+10.9%)
$3,126 + $43,145
$46,271
2019
$921 (−7.6%)
$3,126 + $43,145
$46,271
2018
$997 (+4.6%)
2015
$954 (+4.4%)
2014
$914
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Beds
3
Baths
2
Stories
—
Lot width
60 ft.
Lot depth
100 ft.
Lot size
6,000 Sq. Ft.
Year renovated
—
Sq. Ft.
1,264
Year built
1955
Style
Other
County
Union County
APN
01.01.21.1025
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 16, 2026.
Property details
Parking
Parking And Garage Info
Garage Type: Attached
Garage Amenities: None
Garage Spaces: 2
Garage Dimensions: 24 x 18
Interior
Bedroom Information
# of Bedrooms (Main Level): 2
Master Bedroom Level: Main
Master Bedroom Length: 12
Bedroom Two Level: Main
Bedroom Two Length: 11
Bedroom Two Width: 8
Bathroom Information
# of Full Baths: 1
Main Level Bath Description: 1 - full
Heating & Cooling
Heating: Central Natural Gas
Cooling: One Central Air Unit
Interior Features
Equipment: Dryer, Electric Oven/Range, Refrigerator, Washer
Floors: Carpet, Vinyl
Interior Features: 3+ Bedrooms Same Level, Master Bed Main Level, Main Floor Laundry
Rooms Information
# of Rooms (Total): 6
Basement: Crawl Space
Living Room Level: Main
Living Room Length: 31
Kitchen Level: Main
Kitchen Length: 9
Kitchen Width: 8
Dining Room Level: Main
Dining Room Length: 13
Dining Room Width: 10
Exterior
Exterior Features
Roof: Shingle Composition
Building Information
Exterior: Vinyl, Wood
Foundation: Block
Lot and Land Information
Lot Size Acres: 0.1377
Lot Description: City Lot
Lot Dimensions: 60 x 100
Site Features: Landscaping, Shade Trees
Streets: Public Maintenance
Property Information
Above Grade Finished Sq. Ft.: 1,264
Main Level Approximate Finished Sq. Ft.: 1264
Basement Level Approximate Finished Sq. Ft.: 0
Additional Property Information: None
Utilities
Utility Information
Sewer: City Sewer
Water: City Water
Water Heater: Electric
Water Softener: None
Location
School Information
Elementary School: Alcester-Hudson ES
Middle School: Alcester-Hudson JHS
High School: Alcester-Hudson HS
School District: Alcester-Hudson
Location Information
Directions to Property: From SD Hwy 11 to 301st, west on 301st to Union St, south on Union to 505 on east side of street
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,264
Stories: —
Lot Size: 6,000 square feet
Style: Other
Year Built: 1955
Year Renovated: —
County: Union County
APN: 01.01.21.1025
Home facts updated by county records on Sep 16, 2026
Around this home
Schools
Alcester-Hudson Elementary - 04
Public K-6 • Assigned • 0.5mi
8/10
Alcester-Hudson Jr. High - 03
Public 7-8 • Assigned • 0.5mi
4/10
Alcester-Hudson High School - 01
Public 9-12 • Assigned • 0.5mi
6/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
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
1 unhealthy days expected this year, 1 days in 30 years
Provided by First Street
Historical weather
Alcester, SD • 57001
Average low and high temperatures (°F)
29
9
38
14
56
29
61
38
73
49
82
62
85
67
80
63
78
56
68
45
47
30
35
18
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
Try the sun simulator tool to see how light moves across the property at different times of day and year.
Provided by Shadowmap
Estimated sale price
$132,000 – $160,000
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Property information provided by REALTOR® Association of the Sioux Empire when last listed in 2021. This data may not match public records. Learn more.