140 North St, Rapid City, SD 57701 Property Records

Pennington County property record for 140 North St, Rapid City, SD 57701

Property Summary

Property Type	Office Building
Details	3,411 sqft · built 1984
Lot Size	0.272 acres (11,857 sqft)
Owner	Company Name on File
Tax Bill	$3,216 (2025)
Flood Zone	Zone X (minimal risk)
APN	`20-36-426-901`

Property Details

APN / Parcel Number

Primary APN	`20-36-426-901`
Alternative APN	`42747`

Interior

Stories	1 Story
Building Area	3,411 sqft Total Area

Exterior

Year Built	Built 1984
Effective Year Built	Effective 1984
Lot Area	11,857 sqft (0.272 acres)
Total Buildings	2 Buildings

Location & Zoning

Account Number	42747
Street Address	140 NORTH ST
City	RAPID CITY
State	SD
Zip	57701-1247
Property Category	Commercial
Property Type	Commercial > Office > Office Building
Legal Description	RU LOTS, BLL ON LOT RU 36
Legal Subdivision	RU LOTS
Jurisdiction	PENNINGTON SD
Township / Civil Division	RAPID CITY
Census Block Group	1
Census Block	1008
Census Tract	10201

Owner

140 North St, a commercial property, is owned by a company.

Source: Pennington County records, as of October 8, 2026

Owner of Record	Company Name on File
Mailing Address	144 NORTH ST, RAPID CITY, SD 57701-1247
Owner Type	Company
Vesting	Company

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

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Record Updated	Oct 29, 2026

Tax Assessment & Valuation

The 2025 property tax bill for 140 North St was $3,216.

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

Property Jurisdictions

Type	Name
State	South Dakota
County	Pennington County
Municipality	Rapid City
Unified School District	Rapid City School District 51-4 (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$242,000 (-) Building $242,000
2025	$3,216.00	$242,000 Building $242,000
2023		$744,100 Building $744,100

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

Flood

FEMA maps place 140 North St in Zone X, an area of minimal flood risk, within 100 ft of a high-risk flood zone.

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 minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 7 (15% premium discount)
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

The area around 140 North St has no burnable land within ember reach, so its wildfire risk is not rated.

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

Wildfire Risk	Not rated no burnable land 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	RAPID CITY serves 72,009 people · EPA ID SD4600406
Water Source	Surface water
Last State Inspection	May 2024
Lead	6 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, 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 368 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Midco Cable	2,000 / 350
Bluepeak Cable · Fiber in parts of the area	1,000 / 30
Verizon Fixed Wireless	300 / 20
AT&T Fixed Wireless	100 / 20