Natrona County property record for 5409 E 21st St, Casper, WY 82609
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,616 sqft · built 2002 |
| Lot Size | 0.402 acres (17,500 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $5,731 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 3378-18-22-6-00200 |
| Primary APN | 3378-18-22-6-00200 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 2,616 sqft Living Area |
| Basement Area | 2,616 sqft |
| Finished Basement | 1,312 sqft |
| Unfinished Basement | 1,304 sqft |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2002 |
|---|---|
| Effective Year Built | Effective 2002 |
| Architectural Style | Ranch |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable/Hip |
| Roof Material | Composition Shingle |
| Lot Area | 17,500 sqft (0.402 acres) |
| Garage Type | Attached |
| Garage Area | 1,194 sqft |
| Parking Spaces | 4 Parking Spaces |
| Porch | Slab |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air |
| Account Number | R0008414 |
|---|---|
| Street Address | 5409 E 21ST ST |
| City | CASPER |
| State | WY |
| Zip | 82609-4607 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | ELKHORN VALLEY #2 (RPLT) BLK 5 LOT 10 |
| Legal Range | 78W |
| Legal Township | 33N |
| Legal Section | 18 |
| Legal Subdivision | ELKHORN VALLEY #2 (RPLT) |
| Legal Block | 5 |
| Legal Lot Number | 10 |
| Jurisdiction | NATRONA WY |
| Township / Civil Division | CASPER SOUTH |
| Census Block Group | 3 |
| Census Block | 3027 |
| Census Tract | 1602 |
Source: Natrona County records, as of July 7, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 5409 E 21ST ST, CASPER, WY 82609-4607 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Apr 13, 2016 |
| Transfer Doc | 0001010405 |
| Record Updated | Sep 20, 2026 |
Source: Natrona County assessment roll, as of July 7, 2026
| Type | Name |
|---|---|
| State | Wyoming |
| County | Natrona County |
| Municipality | Casper City |
| Unified School District | Natrona County School District 1 (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $78,628 (+35.09%) Land $10,089 Building $68,539 | $827,667 (-7.32%) Land $106,199 Building $721,468 | |
| 2025 | $5,731.00 (+3.94%) | $58,203 (-23.07%) Land $7,444 Building $50,759 | $893,038 (+12.13%) Land $104,483 Building $788,555 |
| 2023 | $75,661 Land $11,953 Building $63,708 | $796,433 Land $125,825 Building $670,608 | |
| 2022 | $5,514.00 |
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 January 2, 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 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 4 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 70% of the US · above 67% of Wyoming |
|---|---|
| Wildfire Likelihood | 0.2% 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 CASPER serves 59,000 people · EPA ID WY5601415 |
|---|---|
| Water Source | Purchased surface water from CENTRAL WY REGIONAL WATER SYSTEM JPB |
| Last State Inspection | Jun 2022 |
| Lead | 1 ppb (2024–2026) 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 50 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Bluepeak Fiber | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 35 |
| Mountain West Technologies Fixed Wireless | 300 / 50 |
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