403 S B Ave, New Underwood, SD 57761 Property Records

Pennington County property record for 403 S B Ave, New Underwood, SD 57761

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 768 sqft · built 1946
Lot Size	0.24 acres (10,454 sqft)
Owner	Individual Name on Record
Last Sale	$52,900 (Dec 2017)
Tax Bill	$1,936 (2025)
Flood Zone	Zone X (moderate risk)
APN	`24-31-209-004`

Property Details

APN / Parcel Number

Primary APN	`24-31-209-004`
Alternative APN	`6985`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Building Area	768 sqft Living Area
Basement Area	180 sqft
Unfinished Basement	180 sqft

Exterior

Year Built	Built 1946
Effective Year Built	Effective 1946
Architectural Style	Bungalow
Lot Area	10,454 sqft (0.24 acres)
Deck Area	52 sqft

Location & Zoning

Account Number	6985
Street Address	403 S B AVE
City	NEW UNDERWOOD
State	SD
Zip	57761-3011
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	ORIGINAL TOWN OF NEW UNDERWOOD, BLOCK 3, LOT 1 & N1/2 OF LOT 2
Legal Subdivision	ORIGINAL TOWN OF NEW UNDERWOOD
Legal Block	3
Legal Lot Number	1-2
Jurisdiction	PENNINGTON SD
Township / Civil Division	NEW UNDERWOOD
Census Block Group	4
Census Block	4026
Census Tract	11602

Owner

Source: Pennington County records, as of September 14, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	Individual Name on Record
Mailing Address	PO BOX 52, NEW UNDERWOOD, SD 57761-0052
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 27, 2017 · Amount on Record
Deed Sale	Dec 27, 2017 · Amount on Record
Record Updated	Oct 29, 2026

Tax Assessment & Valuation

Source: Pennington County assessment roll, as of September 14, 2026

Property Jurisdictions

Type	Name
State	South Dakota
County	Pennington County
Municipality	New Underwood City
Unified School District	New Underwood School District 51-3 (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$112,900 (-) Land $29,700 Building $83,200
2025	$1,936.00 (-1.73%)	$112,900 (-0.7%) Land $29,700 Building $83,200
2023	$1,970.00 (+43.06%)	$113,700 Land $27,000 Building $86,700
2022	$1,377.00

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

Flood

Source: FEMA National Flood Hazard Layer, effective June 11, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	1 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 66% of the US · lower than 80% of South Dakota
Wildfire Likelihood	0.04% annual chance
Exposure	Indirect within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	NEW UNDERWOOD serves 679 people · EPA ID SD4600224
Water Source	Groundwater
Last State Inspection	Nov 2024
Lead	1 ppb (2023) 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, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 174 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Golden West Telecommunications Fiber	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20