525 E 21st St, Sioux Falls, SD 57105 Property Records

Minnehaha County property record for 525 E 21st St, Sioux Falls, SD 57105

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,700 sqft · built 1926
Lot Size	0.18 acres (7,850 sqft)
Owner	2 Trust Names on File
Tax Bill	$5,890 (2025)
Deeds & Mortgages	Nov 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`01-22-21-451-012-000`

Property Details

APN / Parcel Number

Primary APN	`01-22-21-451-012-000`
Alternative APN	`24956`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Half Baths	2 Half Baths
Plumbing Fixtures	11 Plumbing Fixtures
Total Rooms	9 Rooms
Stories	2 Stories
Building Area	1,700 sqft Finished Area
Gross Area	2,001 sqft
1st Floor Area	946 sqft
Upper Floors Area	1,055 sqft
Attic	Attic
Attic Area	301 sqft
Basement Area	946 sqft
Finished Basement	603 sqft
Flooring	Carpet
Interior Walls	Plaster
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1926
Effective Year Built	Effective 1926
Architectural Style	Conventional
Exterior Material	Wood Siding
Construction Type	Frame
Roof Type	Gambrel
Roof Material	Wood Shingle
Lot Area	7,850 sqft (0.18 acres)
Lot Dimensions	148 ft deep x 53 ft wide
Garage Type	Detached
Garage Area	360 sqft
Parking Spaces	1 Parking Space
Porch	Slab
Porch Area	180 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C
Heating Fuel	Gas
Sewer	Connected

Location & Zoning

Account Number	24956
Street Address	525 E 21ST ST
City	SIOUX FALLS
State	SD
Zip	57105-2012
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	N12 VAC ALLEY & 1 BLOCK 1 BAKER`S W. L. ADDN TO CITY OF SIOUX FALLS
Legal Subdivision	BAKER`S W. L. ADDN
Legal Block	1
Legal Lot Number	1
Jurisdiction	MINNEHAHA SD
Township / Civil Division	SIOUX FALLS
Census Block Group	1
Census Block	1013
Census Tract	1600

Owner

Source: Minnehaha County records · APN 01-22-21-451-012-000

Assessment roll updated July 16, 2026 · Last verified July 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Trust Names on File
Mailing Address	525 E 21ST ST, SIOUX FALLS, SD 57105-2012
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Trust, Corporate Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Record Updated	Sep 20, 2026

November 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MINNEHAHA SD
Property Address	525 E 21ST ST, SIOUX FALLS, SD 57105-2012
Transaction Type	Mortgage
Record Updated	Dec 23, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	1939MTG/421
Date	Nov 16, 2021
Book Page	1939 MTG/421

Lender

Name	SIOUX FALLS FCU
Type	Credit Union
Address	SIOUX FALLS, SD 57104

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	180 Months
Due	Nov 01, 2036

Tax Assessment & Valuation

Source: Minnehaha County records · Assessment roll updated July 16, 2026 · Last verified July 2026

Property Jurisdictions

Type	Name
State	South Dakota
County	Minnehaha County
Municipality	Sioux Falls City
Unified School District	Sioux Falls School District 49-5 (PK - 12)

Tax Bill & Assessment History

Assessed value is set for property tax purposes and is not a market price estimate.

Year	Tax Bill	Assessed Value
2025	$5,890.00	$439,600 (-4.41%) Land $73,600 Building $366,000
2024	$5,890.00 (+6.07%)	$459,900 (+23.07%) Land $73,600 Building $386,300
2022	$5,553.00	$373,700 Land $73,600 Building $300,100

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of May 2, 2024 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Low lower than 98% of the US · lower than 96% of South Dakota
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Historic Designation

Source: NPS National Register of Historic Places as of August 1, 2026 · Last verified October 2026

Historic District	Within the McKennan Park Historic District listed 1984 · 72 contributing resources · NRIS 84003359

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Midcontinent Communications Fiber · Cable in parts of the area	5,000 / 5,000
Clarity Telecom Fiber	5,000 / 5,000
Verizon Fixed Wireless	300 / 20
AT&T Fixed Wireless	100 / 20

Based on FCC filings for 409 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	SIOUX FALLS serves 216,462 people
Water Source	Surface water
Last State Inspection	Jun 2025
Lead	3 ppb (2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.