Lawrence County property record for 343 Oak Ridge Rd, Spearfish, SD 57783
| Property Type | Single Family Home |
|---|---|
| Details | 4 ba · 1,736 sqft · built 1994 |
| Lot Size | 2.64 acres (114,998 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $3,968 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 20650-00602-228-28 |
| Primary APN | 20650-00602-228-28 |
|---|---|
| Alternative APN |
|
| Full Baths | 4 Baths |
|---|---|
| Plumbing Fixtures | 12 Plumbing Fixtures |
| Building Area | 1,736 sqft Living Area |
| 1st Floor Area | 1,736 sqft |
| Basement Area | 1,232 sqft |
| Unfinished Basement | 1,232 sqft |
| Year Built | Built 1994 |
|---|---|
| Effective Year Built | Effective 1994 |
| Lot Area | 114,998 sqft (2.64 acres) |
| Garage Area | 784 sqft |
| Parking Spaces | 3 Parking Spaces |
| Account Number | R03966 |
|---|---|
| Street Address | 343 OAK RIDGE RD |
| City | SPEARFISH |
| State | SD |
| Zip | 57783-8663 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MOUNTAIN PLAINS DEVELOPMENT #2 LOT 128 PLAT 1979-01148 |
| Legal Range | 02 |
| Legal Township | 06 |
| Legal Section | 22 |
| Legal Subdivision | MOUNTAIN PLAINS DEVELOPMENT |
| Legal Lot Number | 128 |
| Jurisdiction | LAWRENCE SD |
| Township / Civil Division | NORTH LAWRENCE |
| Census Block Group | 1 |
| Census Block | 1018 |
| Census Tract | 966303 |
Source: Lawrence County records, as of May 27, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 343 OAK RIDGE RD, SPEARFISH, SD 57783-8663 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Lawrence County assessment roll, as of September 2, 2025
| Type | Name |
|---|---|
| State | South Dakota |
| County | Lawrence County |
| Unified School District | Spearfish School District 40-2 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $3,968.00 | $448,820 (+46.45%) Land $113,200 Building $335,620 | |
| 2024 | $3,968.00 (+16.5%) | ||
| 2023 | $375,130 Land $71,560 Building $303,570 | ||
| 2022 | $3,406.00 | $306,460 Land $71,560 Building $234,900 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective April 29, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 9 (5% premium discount) |
| Nearby Flood Policies | 8 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 65% of the US · above 72% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | MOUNTAIN PLAINS 2 HOMEOWNERS ASSOC private · serves 268 people · EPA ID SD4602169 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Mar 2026 |
| Lead | 1 ppb (2025) action level 15 ppb |
Listed by EPA as a serious violator, with a treatment or procedure violation still open.
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Sanitary survey deficiency not corrected currently in violation since Oct 2025 |
| Monitoring and Reporting | 4 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.
Source: FCC Broadband Data Collection, based on 46 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Bluepeak Fiber | 5,000 / 5,000 |
| Wisp West Fixed Wireless | 100 / 20 |
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