Hamlin County property record for 306 E Merrill St, Castlewood, SD 57223
| Property Type | Single Family Home |
|---|---|
| Details | built 1981 |
| Lot Size | 0.344 acres (14,985 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $3,406 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 3600 |
| Primary APN | 3600 |
|---|
| Year Built | Built 1981 |
|---|---|
| Effective Year Built | Effective 1981 |
| Lot Area | 14,985 sqft (0.344 acres) |
| Lot Dimensions | 150 ft deep x 100 ft wide |
| Street Address | 306 E MERRILL ST |
|---|---|
| City | CASTLEWOOD |
| State | SD |
| Zip | 57223-2101 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | ADDITION: 201 SECTION/LOT:16 TWP/BLOCK:10 QUARTER:0 SIXTEENTH:0 SPLIT:019 ACRES/LOT:001.00 OP: LOTS 16 & 17, BLOCK 10: |
| Legal Subdivision | ORIGINAL PLAT |
| Legal Block | 10 |
| Legal Lot Number | 16-17 |
| Jurisdiction | HAMLIN SD |
| Township / Civil Division | CASTLEWOOD |
| Census Block Group | 1 |
| Census Block | 1140 |
| Census Tract | 955100 |
306 E Merrill St, a single family home, is owned by an individual.
Source: Hamlin County records, as of August 18, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 804 N 4TH AVE, CASTLEWOOD, SD 57223-2306 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 306 E Merrill St was $3,406.
Source: Hamlin County assessment roll, as of September 30, 2025
| Type | Name |
|---|---|
| State | South Dakota |
| County | Hamlin County |
| Municipality | Castlewood City |
| Unified School District | Castlewood School District 28-1 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $231,638 (+2%) Land $17,853 Building $213,785 | $231,638 (+2%) Land $17,853 Building $213,785 | |
| 2025 | $3,406.00 | $227,096 Land $17,503 Building $209,593 | $227,096 Land $17,503 Building $209,593 |
| 2023 | $206,451 Land $15,912 Building $190,539 | ||
| 2022 | $3,429.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 306 E Merrill St in Zone X, an area of moderate flood risk, though there have been 3 flood claims nearby since 1997.
Source: FEMA National Flood Hazard Layer, effective September 11, 2024 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 3 (1997) |
| Claims Outside the SFHA | 2 of 3 |
| Most Recent Claim | Jul 1997 · rainfall accumulation |
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 306 E Merrill St is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.8% of the US · lower than 99.5% of South Dakota |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
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 | CASTLEWOOD serves 698 people · EPA ID SD4600002 |
|---|---|
| Water Source | Purchased groundwater from SIOUX RURAL WATER SYSTEM |
| Last State Inspection | Jul 2025 |
| Lead | 1 ppb (2022) action level 15 ppb |
| Copper | 2 mg/L (2022) action level 1.3 mg/L |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | No certified operator Jun 2021 |
| 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 154 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| ITC Fiber | 1,000 / 1,000 |
| Mediacom Xtream Cable | 1,000 / 50 |
| GigFire Fixed Wireless | 150 / 130 |
May also be available: Verizon.
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