Custer County property record for 1523 Rd 403, Ismay, MT 59336
| Property Type | Rural Home |
|---|---|
| Details | 3 bd · 1 ba · 1,391 sqft · built 1910 |
| Lot Size | 401 acres (17,483,939 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $2,419 (2026) |
| Flood Zone | Zone D (undetermined) |
| APN | 000RGI0863 |
| Primary APN | 000RGI0863 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Plumbing Fixtures | 5 Plumbing Fixtures |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,391 sqft Living Area |
| 1st Floor Area | 1,391 sqft |
| Basement Area | 840 sqft |
| Finished Basement | 840 sqft |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 1955 |
| Architectural Style | Ranch |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Metal |
| Lot Area | 17,483,939 sqft (401 acres) |
| Terrain | Wooded |
| Garage Type | Detached |
| Garage Area | 1,056 sqft |
| Parking Spaces | 4 Parking Spaces |
| Porch | Slab |
|---|---|
| Porch Area | 15 sqft |
| Deck Area | 180 sqft |
| Shed | 1 Shed |
| Shed Area | 42 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Septic |
| Water Source | Well |
| Account Number | 000RGI0863 |
|---|---|
| Street Address | 1523 ROAD 403 |
| City | ISMAY |
| State | MT |
| Zip | 59336-9447 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Rural Home |
| Local Zoning Code | 8 |
| Legal Description | S22, T07 N, R53 E, N2, W2SW |
| Legal Range | 53E |
| Legal Township | 07N |
| Legal Section | 22 |
| Jurisdiction | CUSTER MT |
| Township / Civil Division | SHIRLEY-ISMAY |
| Census Block Group | 2 |
| Census Block | 2052 |
| Census Tract | 961300 |
Source: Custer County records, as of September 9, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 20286 ROUTE 333, THOMPSONTOWN, PA 17094-8767 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
Source: Custer County assessment roll, as of September 9, 2026
| Type | Name |
|---|---|
| State | Montana |
| County | Custer County |
| Secondary School District | Custer County High School District (09 - 12) |
| Elementary School District | Trail Creek Elementary School District (PK - 08) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $2,419.00 (+26.72%) | $259,969 (+22.9%) | |
| 2025 | $259,969 (+22.9%) Land $76,799 Building $183,170 | ||
| 2023 | $1,909.00 | $211,524 | $211,524 Land $70,844 Building $140,680 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective November 16, 2022 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone D undetermined · not studied |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 in force |
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 | High above 78% of the US · above 65% of Montana |
|---|---|
| Wildfire Likelihood | 0.4% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, as of December 31, 2025
4G LTE (outdoors only), no 5G reported
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