Bonneville County property record for 5257 E 21st S, Ammon, ID 83401
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 1 ba · 764 sqft · built 1945 |
| Lot Size | 0.462 acres (20,125 sqft) |
| Owner | Company Name on File |
| Tax Bill | $920 (2026) |
| APN | RPB00000250552 |
| Primary APN | RPB00000250552 |
|---|---|
| Alternative APN |
|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Building Area | 764 sqft Living Area |
| 1st Floor Area | 2,292 sqft |
| Basement Area | 764 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1945 |
|---|---|
| Effective Year Built | Effective 1945 |
| Roof Type | Gable |
| Roof Material | Wood Shingle |
| Lot Area | 20,125 sqft (0.462 acres) |
| Garage Type | Detached |
| Garage Area | 260 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | None |
|---|
| Street Address | 5257 E 21ST S |
|---|---|
| City | AMMON |
| State | ID |
| Zip | 83401-8011 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | .462 A CENTER S/12 N1/2 NE1/4, SEC 25, T 2N, R 38 |
| Legal Range | 38E |
| Legal Township | 02N |
| Legal Section | 25 |
| Jurisdiction | BONNEVILLE ID |
| Township / Civil Division | IDAHO FALLS |
| Census Block Group | 2 |
| Census Block | 2017 |
| Census Tract | 970504 |
5257 E 21st S is owned by a company that acquired it in January 2011.
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 | Company Name on File |
|---|---|
| Mailing Address | 235 CASTLEROCK LN, IDAHO FALLS, ID 83404-8440 |
| Owner Type | Company |
| Vesting | Partnership |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jan 24, 2011 |
| Deed Sale | Jan 24, 2011 |
| Prior Sale | Nov 3, 2010 · Amount on File |
| Deed Document Number | 20111383294 |
| Prior Transfer Date | Nov 2, 2010 |
| Prior Transfer Doc | 0001377537 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 5257 E 21st S was $920.
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 | $920.00 | $101,597 (-48.61%) Land $96,097 Building $5,500 | $101,597 (-48.61%) Land $96,097 Building $5,500 |
| 2025 | $920.00 | $197,694 Land $96,097 Building $101,597 | $197,694 Land $96,097 Building $101,597 |
| 2023 | $803.00 | $103,109 Land $98,109 Building $5,000 | $103,109 Land $98,109 Building $5,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA has no flood map on file for 5257 E 21st S.
Source: FEMA National Flood Hazard Layer
| FEMA Flood Zone | Not on file |
|---|
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 5257 E 21st S is low, with 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 96% of the US · lower than 98.3% of Idaho |
|---|---|
| Wildfire Likelihood | 0.01% 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 102 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sparklight Cable | 1,000 / 50 |
| Fybercom Fixed Wireless | 300 / 300 |
| Verizon Fixed Wireless | 300 / 20 |
| White Cloud Communications Fixed Wireless | 200 / 50 |
| Rise Broadband Fixed Wireless | 100 / 20 |
May also be available: Anthem Broadband, Silver Star Communications, T-Mobile.
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