Natrona County property record for 1121 E 21st St, Casper, WY 82601
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 1,104 sqft · built 1979 |
| Lot Size | 0.174 acres (7,600 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $1,002 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 3379-15-30-2-00900 |
| Primary APN | 3379-15-30-2-00900 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,104 sqft Living Area |
| Basement Area | 988 sqft |
| Finished Basement | 988 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1979 |
| Architectural Style | Ranch |
| Exterior Material | Wood |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 7,600 sqft (0.174 acres) |
| Garage Type | Attached |
| Garage Area | 440 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Slab |
| Deck Area | 80 sqft |
| Storage Building | 96 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0023181 |
|---|---|
| Street Address | 1121 E 21ST ST |
| City | CASPER |
| State | WY |
| Zip | 82601-4823 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | ALTA VISTA (RPLT) LOT 107 |
| Legal Range | 79W |
| Legal Township | 33N |
| Legal Section | 15 |
| Legal Subdivision | ALTA VISTA (RPLT) |
| Legal Lot Number | 107 |
| Jurisdiction | NATRONA WY |
| Township / Civil Division | CASPER |
| Census Block Group | 2 |
| Census Block | 2022 |
| Census Tract | 601 |
Source: Natrona County records, as of September 29, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 1121 E 21ST ST, CASPER, WY 82601-4823 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Et Ux (and Wife) |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 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 | $1,002.00 | $13,756 (+3.94%) Land $2,069 Building $11,687 | $294,860 (-0.04%) Land $43,560 Building $251,300 |
| 2025 | $1,002.00 (-44.82%) | $13,234 (-46.88%) Land $1,997 Building $11,237 | $294,975 (+12.48%) Land $42,050 Building $252,925 |
| 2023 | $24,915 Land $3,928 Building $20,987 | $262,255 Land $41,344 Building $220,911 | |
| 2022 | $1,816.00 |
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
| 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 |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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 767 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Bluepeak Fiber | 5,000 / 5,000 |
| Visionary Broadband Fiber · Fixed Wireless | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Mountain West Technologies Fixed Wireless | 125 / 25 |
May also be available: AT&T, Verizon.
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