521 E 21st St, Sioux Falls, SD 57105
OFF MARKET

521 E 21st St
Sioux Falls, SD 57105

McKennan Park
  • 5 Beds
  • 2.5 Baths
  • 3,600 sqft (on 0.50 acres)

$881,500

Trulia Estimate
as of Jun 2, 2026
Est. Refi. Payment $5,299/mo*
Refinance Your Home

$881,500

Trulia Estimate
as of Jun 2, 2026
Est. Refi. Payment $5,299/mo*
Refinance Your Home
5 Beds
2.5 Baths
3,600 sqft
(on 0.50 acres)

Local Information

Map showing home location
© Google
-- mins to
Commute Destination

Description

"Just a walk in the park" McKennan Park! Family traditions come alive in this beautiful historic home on the boulevard. A key home of Sioux Falls, featuring 5 bedrooms (4 on the one level) and 2.5 bathrooms. Your living room is breathtaking, with various wood trim and floorings. Great for entertaining and family gatherings. An open rounded stairway, fireplace and formal dining, too. Updated kitchen (all appliances) with original breakfast nook and main floor laundry room. 4 bedrooms and full bath make up the spacious upstairs with extra rooms and a walk-up attic. Escape to the lower level and find a relaxing updated family room. Your 5th bedroom suite with full bathroom and whirlpool tub and plenty of storage, as well. Entertaining outside is a breeze with private back yard, fire pit and over sized new composite deck. Mature landscaping abounds with shrubs, bushes and perennials. An attached over size heated double car garage is a rare find. All mechanicals have been updated. New air conditioners and furnaces. Close to parks, schools,
This property is off market, which means it's not currently listed for sale or rent on Trulia. This may be different from what's available on other websites or public sources.

Home Highlights

Parking
Garage
Outdoor
Porch, Patio, Deck
A/C
Heating & Cooling
HOA
None
Price/Sqft
No Info
Listed
Less than a day ago

Home Details for 521 E 21st St

Interior Features

Interior Details
BasementAtticNumber of Rooms: 13Types of Rooms: Walk In Closet, Breakfast Nook, Dining Room, Family Room, Laundry Room, Mud Room, Pantry, Sun RoomCeiling Fan
Heating & Cooling
Heating: Forced Air, GasAir ConditioningCooling System: CentralHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 2Floors: Tile, Carpet, Concrete, Hardwood
Appliances & Utilities
Cable ReadyDishwasherDisposalDryerMicrowaveRefrigeratorWasher
Fireplace & Spa
FireplaceJetted Bath Tub
Security
Security System

Exterior Features

Exterior Home Features
Roof: Asphalt, CompositionDeckExterior: Stucco, BrickFoundation Type: Crawl RaisedGardenLawnPatioPorchSprinkler System
Parking & Garage
GarageParking Spaces: 2Parking: Garage Attached

Property Information

Year Built
Year Built: 1917
Property Type / Style
Property Type: Single Family HomeArchitecture: Colonial

Community

Units in Building: 1

Lot Information

Lot Area: 0.50 acres

Price History for 521 E 21st St

DatePriceEventSource
09/19/2016$639,900ListingRemovedAgent Provided
04/28/2016$639,900PriceChange
Agent Provided
04/05/2016$675,000Listed For SaleAgent Provided
Skip to last item
  • Results are loading
Skip to first item

Property Tax and Assessment

Year2025
Tax$8,488
Assessment$652,200
Home facts updated by county records

Comparable Sales for 521 E 21st St

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
705 E 21st St, Sioux Falls, SD
0.11
Single-Family Home
$735,000
08/20/25
4
2.5
2,976
1215 S 5th Ave, Sioux Falls, SD
0.06
Single-Family Home
$585,000
01/05/26
4
4.5
3,930
1113 S 2nd Ave, Sioux Falls, SD
0.25
Single-Family Home
$508,500
10/10/25
4
2.5
2,550
301 E 26th St, Sioux Falls, SD
0.33
Single-Family Home
$765,000
09/15/25
5
3.5
3,710
302 E 19th St, Sioux Falls, SD
0.26
Single-Family Home
$335,000
09/22/25
5
2.5
2,599
1701 S Carter Pl, Sioux Falls, SD
0.22
Single-Family Home
$595,000
02/02/26
4
3
2,399
1505 S 5th Ave, Sioux Falls, SD
0.08
Single-Family Home
$400,000
11/12/25
3
2.5
1,703
612 E Wiswall Pl, Sioux Falls, SD
0.08
Single-Family Home
$390,000
06/16/25
3
2
1,811
1114 S 6th Ave, Sioux Falls, SD
0.17
Single-Family Home
$367,000
05/18/26
4
2
1,945
1719 S 5th Ave, Sioux Falls, SD
0.25
Single-Family Home
$453,000
07/11/25
4
3
2,105

Nearby homes

Get a sense of prices in the area by checking nearby homes.
Skip to last item
Skip to first item

Assigned Schools

These are the assigned schools for 521 E 21st St.
View nearby schools on GreatSchools
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

Neighborhood Overview

McKennan Park
See Local Highlights
Neighborhood stats provided by third party data sources.

What Locals Say about McKennan Park

At least 16 Trulia users voted on each feature.

  • 100 % Say there are sidewalks

  • 89 % Say it's dog friendly

  • 81 % Say yards are well-kept

  • 78 % Say car is needed

  • 74 % Say they plan to stay for at least 5 years

  • 73 % Say kids play outside

  • 73 % Say parking is easy

  • 71 % Say it's quiet

  • 70 % Say it's walkable to restaurants

  • 65 % Say people would walk alone at night

  • 64 % Say streets are well-lit

  • 63 % Say there are community events

  • 63 % Say neighbors are friendly

  • 46 % Say it's walkable to grocery stores

  • 45 % Say there's holiday spirit

  • 33 % Say there's wildlife

Sourced by Trulia users. Learn more about our methodology.
  • Pat l.
    "I have lived here for 5 years. Beautiful area - love the streets where the trees canopy over the top!"
    1
    Flag
  • Lacey J.
    "It's a historical area with friendly people, nearby parks, and great schools. The trees are mature and the neighborhood is overall very pleasant."
    1
    Flag

LGBTQ Local Legal Protections

Apartments for Rent

Skip to last item
Skip to first item

Explore by feature

Homes for sale near 521 E 21st St

Skip to last item
Skip to first item

Off Market Homes Near 521 E 21st St

Skip to last item
Skip to first item

Homes for rent near 521 E 21st St

Skip to last item
Skip to first item
521 E 21st St, Sioux Falls, SD 57105 is a 5 bedroom, 3 bathroom, 3,600 sqft single-family home built in 1917. 521 E 21st St is located in McKennan Park, Sioux Falls. This property is not currently available for sale. The current Trulia Estimate for 521 E 21st St is $881,500.