Natrona County property record for 4530 E 21st St, Casper, WY 82609 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,800 sqft · built 2007 |
| Lot Size | 0.162 acres (7,050 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $1,808 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 3379-13-12-6-01700 |
| Primary APN | 3379-13-12-6-01700 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 2 Stories |
| Building Area | 1,800 sqft Living Area |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2007 |
|---|---|
| Effective Year Built | Effective 2007 |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 7,050 sqft (0.162 acres) |
| Garage Type | Attached |
| Garage Area | 600 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Slab |
| Deck Area | Deck Area |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air |
| Account Number | R0020599 |
|---|---|
| Street Address | 4530 E 21ST ST |
| City | CASPER |
| State | WY |
| Zip | 82609-3870 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | CENTENNIAL HILLS VLG BLK 7 LOT 17 |
| Legal Range | 79W |
| Legal Township | 33N |
| Legal Section | 13 |
| Legal Subdivision | CENTENNIAL HILLS VLG |
| Legal Block | 7 |
| Legal Lot Number | 17 |
| Jurisdiction | NATRONA WY |
| Township / Civil Division | CASPER SOUTH |
| Census Block Group | 3 |
| Census Block | 3012 |
| Census Tract | 1602 |
Source: Natrona County records · APN 3379-13-12-6-01700
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 | 4530 E 21ST ST, CASPER, WY 82609-3870 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| 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 | $24,802 (+2.36%) Land $3,674 Building $21,128 | $379,702 (-1.63%) Land $51,562 Building $328,140 | |
| 2025 | $1,808.00 (-32.76%) | $24,229 (-34.34%) Land $3,914 Building $20,315 | $385,978 (-0.64%) Land $54,930 Building $331,048 |
| 2023 | $36,903 Land $6,483 Building $30,420 | $388,459 Land $68,244 Building $320,215 | |
| 2022 | $2,689.00 |
Source: FEMA National Flood Hazard Layer, Natrona County (56025C), updated January 2, 2020 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 560250016023, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Policies | 4 in force |
| Wildfire Risk | Low above 37% of the US · above 15% of Wyoming |
|---|---|
| Wildfire Likelihood | About 1 in 1,695 per year |
| Exposure | Direct burnable vegetation at the parcel |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 251 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Clarity Telecom | Fiber | 5,000 / 5,000 |
| Spectrum | Cable | 1,000 / 1,000 |
| Verizon | Fixed Wireless | 300 / 20 |
| AT&T | Fixed Wireless | 100 / 20 |
May also be available at this address: Mountain West Technologies, Lumen Technologies. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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