Lake County property record for 421 SE 4th St, Madison, SD 57042 · Last verified May 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 6 ba · 1,541 sqft · built 1918 |
| Lot Size | 0.26 acres (11,326 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $1,405 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 21740-00000-020-10 |
| Primary APN | 21740-00000-020-10 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 6 Baths |
| Stories | 1 Story |
| Building Area | 1,541 sqft Living Area |
| Year Built | Built 1918 |
|---|---|
| Effective Year Built | Effective 1918 |
| Lot Area | 11,326 sqft (0.26 acres) |
| Garage Type | Detached |
| Garage Area | 576 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 421 SE 4TH ST |
|---|---|
| City | MADISON |
| State | SD |
| Zip | 57042-3523 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | N 101' W 110' LOT 2 CO AUDITORS 2ND ADD #2151M |
| Legal Subdivision | CO AUDITORS 2ND ADD |
| Legal Lot Number | 2 |
| Jurisdiction | LAKE SD |
| Township / Civil Division | MADISON |
| Census Block Group | 1 |
| Census Block | 1030 |
| Census Tract | 960201 |
Source: Lake County records · APN 21740-00000-020-10
Assessment roll updated October 24, 2025 · Last verified May 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | PO BOX 44, MANSFIELD, SD 57460-0044 |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Updated | Jun 08, 2026 |
Source: Lake County records · Assessment roll updated October 24, 2025 · Last verified May 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Lake County |
| Municipality | Madison City |
| Unified School District | Madison Central School District 39-2 (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $1,405.00 (+5.01%) | $89,100 (-) Land $20,700 Building $68,400 |
| 2024 | $1,338.00 (-13.62%) | $89,100 (+7.22%) Land $20,700 Building $68,400 |
| 2023 | $1,549.00 (+27.38%) | $83,100 Land $18,000 Building $65,100 |
| 2022 | $1,216.00 |
Source: FEMA National Flood Hazard Layer, Lake County (46079C), updated November 20, 2024 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 460799602011, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Cost | Premium on Record median of 32 individual NFIP policies nearby |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 32 in force 24 of 32 on primary residences |
| Nearby Flood Claims | 14 (2010–2019) |
| Claims Outside the SFHA | 1 of 14 |
| Most Recent Claim | Sep 2019, river or lake flooding, Severe Storms, Tornadoes, And Flooding |
| Flood Events |
|
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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.
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