Natrona County property record for 1010 E 21st St, Casper, WY 82601
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,200 sqft · built 1958 |
| Lot Size | 0.265 acres (11,557 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $1,432 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 3379-15-24-3-00700 |
| Primary APN | 3379-15-24-3-00700 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,200 sqft Living Area |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 1958 |
| Architectural Style | Ranch |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 11,557 sqft (0.265 acres) |
| Garage Type | Detached |
| Garage Area | 576 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Slab |
| Deck Area | 164 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air |
| Account Number | R0023140 |
|---|---|
| Street Address | 1010 E 21ST ST |
| City | CASPER |
| State | WY |
| Zip | 82601-4822 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | BUTLER BLK 146 LOT 14-15 |
| Legal Range | 79W |
| Legal Township | 33N |
| Legal Section | 15 |
| Legal Subdivision | BUTLER |
| Legal Block | 146 |
| Legal Lot Number | 14,15 |
| Jurisdiction | NATRONA WY |
| Township / Civil Division | CASPER |
| Census Block Group | 3 |
| Census Block | 3069 |
| Census Tract | 602 |
Source: Natrona County records · APN 3379-15-24-3-00700
Assessment roll updated July 7, 2026 · Last verified July 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 File |
|---|---|
| Mailing Address | 1010 E 21ST ST, CASPER, WY 82601-4822 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Dec 21, 2016 |
| Deed Sale | Dec 21, 2016 |
| Deed Document Number | 20161023992 |
| Record Updated | Sep 20, 2026 |
Source: Natrona County records · Assessment roll updated July 7, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | Wyoming |
| County | Natrona County |
| Municipality | Casper City |
| Unified School District | Natrona County School District 1 (KG - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $19,648 (+32.46%) Land $5,562 Building $14,086 | $267,018 (+6.68%) Land $60,157 Building $206,861 | |
| 2025 | $1,432.00 (+2.95%) | $14,833 (-22.28%) Land $4,011 Building $10,822 | $250,296 (+24.6%) Land $56,299 Building $193,997 |
| 2023 | $19,084 Land $5,753 Building $13,331 | $200,883 Land $60,559 Building $140,324 | |
| 2022 | $1,391.00 |
Source: FEMA National Flood Hazard Layer as of January 2, 2020 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Clarity Telecom Fiber | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Mountain West Technologies Fixed Wireless · Fiber in parts of the area | 125 / 25 |
| Visionary Communications Fixed Wireless · Fiber in parts of the area | 100 / 20 |
May also be available: AT&T, Verizon.
Based on FCC filings for 366 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF CASPER serves 59,000 people |
|---|---|
| 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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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