Union County property record for 4 Martha St, McCook Lake, SD 57049
| Property Type | Other Improved |
|---|---|
| Details | 3 bd · 2 ba · 936 sqft · built 1981 |
| Lot Size | 0.207 acres (9,000 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $2,899 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 05.10.05.1020 |
| Primary APN | 05.10.05.1020 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 1 Story |
| Building Area | 936 sqft Living Area |
| Basement Area | 859 sqft |
| Finished Basement | 859 sqft |
| Interior Walls | Wood |
| Year Built | Built 1981 |
|---|---|
| Effective Year Built | Effective 1981 |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Wood |
| Foundation Type | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 9,000 sqft (0.207 acres) |
| Lot Dimensions | 150 ft deep x 60 ft wide |
| Garage Type | Detached |
| Garage Area | 400 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Covered Porch |
| Deck Area | Deck Area |
| Cooling System | HVAC |
|---|---|
| Heating System | Central |
| Street Address | 4 MARTHA ST |
|---|---|
| City | NORTH SIOUX CITY |
| State | SD |
| Zip | 57049-4035 |
| Property Category | Other |
| Property Type | Other > Other Improved |
| Legal Description | LOT 6 BLK 5 1ST SUNCOAST N SIOUX CITY |
| Legal Range | 48 |
| Legal Township | 89 |
| Legal Section | 09 |
| Legal Block | 5 |
| Legal Lot Number | 6 |
| Legal Unit | 1 |
| Jurisdiction | UNION SD |
| Township / Civil Division | NORTH SIOUX CITY |
| Census Block Group | 3 |
| Census Block | 3066 |
| Census Tract | 20302 |
4 Martha St is owned by two individuals.
Source: Union County records, as of October 20, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 936 WYNSTONE DR, JEFFERSON, SD 57038-6868 |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 4 Martha St was $2,899, up % from the year before.
Source: Union County assessment roll, as of October 6, 2025
| Type | Name |
|---|---|
| State | South Dakota |
| County | Union County |
| Municipality | North Sioux City |
| Unified School District | Dakota Valley School District 61-8 (PK - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,899.00 (+0.03%) | $162,576 (-) Land $18,713 Building $143,863 |
| 2025 | $2,898.00 (-0.38%) | $162,576 Land $18,713 Building $143,863 |
| 2024 | $2,909.00 (-2.84%) | |
| 2023 | $2,994.00 (+37.47%) | $162,576 Land $18,713 Building $143,863 |
| 2022 | $2,178.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 4 Martha St in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2024.
Source: FEMA National Flood Hazard Layer, effective May 31, 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 |
| Flood Insurance Cost | Premium on File median of 18 policies |
| Nearby Flood Policies | 18 in force |
| Nearby Flood Claims | 2 (2024) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Jun 2024 · Severe Storms, Straight-line Winds, And Flooding |
| Claims by Event |
|
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 risk around 4 Martha St is moderate, ranking above 69% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 69% of the US · above 79% 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 | NORTH SIOUX CITY serves 3,042 people · EPA ID SD4600226 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Aug 2025 |
| Lead | 4 ppb (2023) action level 15 ppb |
| 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.
Source: FCC Broadband Data Collection, based on 28 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Long Lines Metro Cable | 1,500 / 50 |
| Sparklight Cable | 1,000 / 50 |
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