Natrona County property record for 3990 E 20th St, Casper, WY 82609
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,644 sqft · built 1978 |
| Lot Size | 0.251 acres (10,914 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $2,314 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 3379-13-20-9-00600 |
| Primary APN | 3379-13-20-9-00600 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 2,644 sqft Living Area |
| Basement Area | 728 sqft |
| Unfinished Basement | 728 sqft |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1978 |
| Exterior Material | Brick/Stone |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 10,914 sqft (0.251 acres) |
| Garage Type | Mixed |
| Garage Area | 467 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Slab |
| Storage Building | 80 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0020725 |
|---|---|
| Street Address | 3990 E 20TH ST |
| City | CASPER |
| State | WY |
| Zip | 82609-3622 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | PRATT #2 BLK 7 LOT 10 |
| Legal Range | 79W |
| Legal Township | 33N |
| Legal Section | 13 |
| Legal Subdivision | PRATT #2 |
| Legal Block | 7 |
| Legal Lot Number | 10 |
| Jurisdiction | NATRONA WY |
| Township / Civil Division | CASPER |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 501 |
Source: Natrona County records · APN 3379-13-20-9-00600
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 | 3990 E 20TH ST, CASPER, WY 82609-3622 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Et Ux (and Wife) |
| 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 | $31,751 (+2.88%) Land $5,199 Building $26,552 | $460,912 (+6.41%) Land $72,973 Building $387,939 | |
| 2025 | $2,314.00 (-25.48%) | $30,862 (-27.56%) Land $5,331 Building $25,531 | $433,152 (-3.41%) Land $74,822 Building $358,330 |
| 2023 | $42,602 Land $6,211 Building $36,391 | $448,443 Land $65,375 Building $383,068 | |
| 2022 | $3,105.00 |
Source: FEMA National Flood Hazard Layer, Natrona County (56025C), as of January 2, 2020 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 560250005012, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 1 (2017) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Apr 2017 · other causes |
| Wildfire Risk | Low lower than 80% of the US · lower than 94% of Wyoming |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
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 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 | 300 / 50 |
| Visionary Communications Fixed Wireless · Fiber in parts of the area | 100 / 20 |
May also be available: Verizon.
Based on FCC filings for 305 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System, water system WY5601415, 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.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures