Bonneville County property record for 4370 Mason St, Ammon, ID 83406
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 1,599 sqft · built 1994 |
| Lot Size | 0.482 acres (21,000 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $1,998 (2026) |
| APN | RPB3141004026O |
| Primary APN | RPB3141004026O |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,599 sqft Living Area |
| 1st Floor Area | 4,739 sqft |
| Basement Area | 1,541 sqft |
| Unfinished Basement | 1,541 sqft |
| Great Room | Great Room |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1994 |
|---|---|
| Effective Year Built | Effective 1994 |
| Exterior Material | Combination |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Shingle |
| Lot Area | 21,000 sqft (0.482 acres) |
| Garage Type | Attached |
| Garage Area | 288 sqft |
| Parking Spaces | 1 Parking Space |
| Deck Area | 120 sqft |
| Cooling System | None |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 4370 MASON ST |
|---|---|
| City | AMMON |
| State | ID |
| Zip | 83406-6883 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R2 |
| Legal Description | LOT 26, BLOCK 4, MOUNTAIN VALLEY ESTATES AMENDED # 1 SE1/4, SEC 26, T 2N, R 38 |
| Legal Range | 38E |
| Legal Township | 02N |
| Legal Section | 26 |
| Legal Subdivision | MOUNTAIN VALLEY ESTATES AMD # 1 |
| Legal Block | 4 |
| Legal Lot Number | 26 |
| Jurisdiction | BONNEVILLE ID |
| Township / Civil Division | IDAHO FALLS |
| Census Block Group | 3 |
| Census Block | 3026 |
| Census Tract | 970502 |
Source: Bonneville County records, as of October 13, 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 Record |
|---|---|
| Mailing Address | 4370 MASON ST, AMMON, ID 83406-6883 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
Source: Bonneville County assessment roll, as of October 13, 2026
| Type | Name |
|---|---|
| State | Idaho |
| County | Bonneville County |
| Municipality | Ammon City |
| Unified School District | Bonneville Joint School District 93 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,998.00 Homeowner's exemption | $403,160 (-20.95%) Land $96,600 Building $306,560 | $403,160 (-20.95%) Land $96,600 Building $306,560 |
| 2025 | $1,998.00 (+18.09%) | $509,990 (+33.12%) Land $96,600 Building $413,390 | $509,990 (+33.12%) Land $96,600 Building $413,390 |
| 2023 | $1,692.00 | $383,110 Land $98,700 Building $284,410 | $383,110 Land $98,700 Building $284,410 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 1 (2006) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Sep 2006 · 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 94% of the US · lower than 97.9% of Idaho |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Direct burnable vegetation |
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 | CITY OF AMMON serves 17,338 people · EPA ID ID7100004 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Sep 2022 |
| Lead | Under 1 ppb (2023) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 6 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 167 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sparklight Cable | 1,000 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| White Cloud Communications Fixed Wireless | 200 / 50 |
| Fybercom Fixed Wireless | 120 / 20 |
| Rise Broadband Fixed Wireless | 100 / 20 |
| Anthem Broadband Fixed Wireless | 100 / 20 |
May also be available: T-Mobile.
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