Custer County property record for 821 Montgomery St, Custer, SD 57730
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,112 sqft · built 1900 |
| Lot Size | 0.17 acres (7,405 sqft) |
| Owner | Individual Name on File |
| Last Sale | $119,000 (May 2021) |
| Tax Bill | $1,751 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 008155 |
| Primary APN | 008155 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Stories | 1 Story |
| Building Area | 1,112 sqft Living Area |
| 1st Floor Area | 1,112 sqft |
| Basement Area | 324 sqft |
| Finished Basement | 324 sqft |
| Unfinished Basement | 324 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Foundation Type | Raised |
| Roof Type | Gable |
| Roof Material | Metal |
| Lot Area | 7,405 sqft (0.17 acres) |
| Lot Dimensions | 150 ft deep x 50 ft wide |
| Garage Type | Attached |
| Garage Area | 330 sqft |
| Parking Spaces | 1 Parking Space |
| Deck Area | 254 sqft |
| Shed | 1 Shed |
| Shed Area | 224 sqft |
| Cooling System | None |
|---|---|
| Heating System | HVAC |
| Street Address | 821 MONTGOMERY ST |
|---|---|
| City | CUSTER |
| State | SD |
| Zip | 57730-1225 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 3 BLOCK 20, CUSTER CITY 7300005002000300 |
| Legal Block | 20 |
| Legal Lot Number | 3 |
| Jurisdiction | CUSTER SD |
| Township / Civil Division | CUSTER |
| Census Block Group | 1 |
| Census Block | 1026 |
| Census Tract | 965200 |
821 Montgomery St is owned and occupied by an individual who bought it in May 2021.
Source: Custer County records, as of September 30, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 821 MONTGOMERY ST, CUSTER, SD 57730-1225 |
| Occupancy | Owner Occupied |
| 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 | Name on Deed |
|---|---|
| Last Sale | May 6, 2021 · Amount on File |
| Deed Sale | May 6, 2021 · Amount on File |
| Prior Sale | Feb 17, 2017 · Amount on File |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 821 Montgomery St was $1,751.
Source: Custer County assessment roll, as of September 8, 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Custer County |
| Municipality | Custer City |
| Unified School District | Custer School District 16-1 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $123,435 (-19.34%) Building $123,435 | ||
| 2025 | $1,751.00 | $153,035 Land $29,600 Building $123,435 | |
| 2023 | $1,850.00 | $153,035 Land $26,714 Building $126,321 | |
| 2022 | $119,276 Land $26,714 Building $92,562 | ||
| 2021 | $1,937.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 821 Montgomery St in Zone X, an area of minimal flood risk, within 100 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective October 21, 2020 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 3 (1993–1999) |
| Most Recent Claim | Aug 1999 · 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 821 Montgomery St is moderate, ranking above 52% of the US, with a 0.1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 52% of the US · above 40% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | CUSTER serves 1,919 people · EPA ID SD4600101 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Nov 2023 |
| Lead | 2 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 98 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Golden West Telecommunications Fiber | 1,000 / 1,000 |
| AT&T Fixed Wireless | 100 / 20 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures