Natrona County property record for 4000 E 15th St, Casper, WY 82609 · Last verified July 2026
| Property Type | Mixed Use Commercial Office / Residential |
|---|---|
| Details | 2,531 sqft · built 1977 |
| Lot Size | 0.327 acres (14,260 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $3,306 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 3379-12-31-5-00100 |
| Primary APN | 3379-12-31-5-00100 |
|---|---|
| Alternative APNs |
|
| Stories | 1 Story |
|---|---|
| Building Area | 2,531 sqft Total Area |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1977 |
| Fire Resistance | Wood or Wood & Steel Frame |
| Roof Type | Gable |
| Lot Area | 14,260 sqft (0.327 acres) |
| Deck Area | Deck Area |
| Cooling System | Package A/C |
|---|
| Account Number | R0019849 |
|---|---|
| Street Address | 4000 E 15TH ST |
| City | CASPER |
| State | WY |
| Zip | 82609-3669 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Mixed Use Commercial Office / Residential |
| Legal Description | KELLY-GATE BLK 20 LOT 4 COMMERCIAL |
| Legal Subdivision | KELLY-GATE |
| Legal Block | 20 |
| Legal Lot Number | 4 |
| Jurisdiction | NATRONA WY |
| Township / Civil Division | CASPER |
| Census Block Group | 1 |
| Census Block | 1043 |
| Census Tract | 501 |
Source: Natrona County records · APN 3379-12-31-5-00100
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 | 1311 WARWICK, CASPER, WY 82609-3713 |
| Owner Type | Individual |
| Vesting | Et Al (and Others) |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | May 23, 2019 |
| Deed Sale | May 23, 2019 |
| Deed Document Number | 20191064015 |
| 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 | $45,359 (+18.26%) Land $9,684 Building $35,675 | $477,464 (+18.26%) Land $101,937 Building $375,527 | |
| 2025 | $3,306.00 (+125.82%) | $38,355 (+90.89%) Land $7,852 Building $30,503 | $403,737 (+90.89%) Land $82,654 Building $321,083 |
| 2023 | $20,093 Land $11,611 Building $8,482 | $211,502 Land $122,222 Building $89,280 | |
| 2022 | $1,464.00 |
Source: FEMA National Flood Hazard Layer, Natrona County (56025C), updated January 2, 2020 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
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