Codington County property record for 503 Thorson Ave, Florence, SD 57235
| Property Type | Single Family Home |
|---|---|
| Details | built 1940 |
| Lot Size | 73 acres (3,181,187 sqft) |
| Owner | Individual Name on File |
| Last Sale | $40,000 (Aug 2011) |
| Tax Bill | $2,602 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 000964 |
| Primary APN | 000964 |
|---|
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1940 |
| Lot Area | 3,181,187 sqft (73 acres) |
| Street Address | 503 THORSON AVE |
|---|---|
| City | FLORENCE |
| State | SD |
| Zip | 57235-2121 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | NE1/4 NW1/4 & GOVT LOT 8 LESS OL S 9-118-54 |
| Legal Range | 54 |
| Legal Township | WP |
| Legal Section | 09 |
| Legal Block | 118 |
| Jurisdiction | CODINGTON SD |
| Township / Civil Division | FULLER |
| Census Block Group | 2 |
| Census Block | 2179 |
| Census Tract | 954600 |
Source: Codington County assessment roll, as of June 2, 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 54, FLORENCE, SD 57235-0054 |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Aug 29, 2011 · Amount on Record |
| Deed Sale | Aug 29, 2011 · Amount on Record |
| Deed Document Number | 20114356 |
| Deed Book / Page | 423 / 4501 |
| Record Updated | Sep 20, 2026 |
Source: Codington County assessment roll, as of June 2, 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Codington County |
| County Subdivision | Fuller Township |
| Unified School District | Florence School District 14-1 (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,602.00 | $293,886 (+2.95%) Land $159,106 Building $134,780 |
| 2025 | $2,602.00 (+5.56%) | $285,451 (+10.5%) Land $150,671 Building $134,780 |
| 2024 | $2,465.00 (-13.14%) | |
| 2023 | $258,331 Land $132,981 Building $125,350 | |
| 2022 | $2,838.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective April 4, 2024 · 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 |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 7 (1994–2011) |
| Claims Outside the SFHA | 5 of 7 |
| Most Recent Claim | May 2011 · 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 85% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | CLARK RURAL WATER SYSTEM private · serves 2,325 people · EPA ID SD4600881 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Aug 2023 |
| Lead | Under 1 ppb (2025) 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) |
|---|---|
| Interstate Telecommunications Cooperative Fiber | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
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