Natrona County property record for 4510 E 21st St, Casper, WY 82609
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,076 sqft · built 2007 |
| Lot Size | 0.162 acres (7,053 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $2,586 (2025) |
| Deeds & Mortgages | Sep 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 3379-13-12-6-01400 |
| Primary APN | 3379-13-12-6-01400 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 2 Stories |
| Building Area | 2,076 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 | 7,053 sqft (0.162 acres) |
| Garage Type | Built-in |
| Garage Area | 672 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Slab |
| Deck Area | 252 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air |
| Account Number | R0020596 |
|---|---|
| Street Address | 4510 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 14 |
| Legal Range | 79W |
| Legal Township | 33N |
| Legal Section | 13 |
| Legal Subdivision | CENTENNIAL HILLS VLG |
| Legal Block | 7 |
| Legal Lot Number | 14 |
| Jurisdiction | NATRONA WY |
| Township / Civil Division | CASPER SOUTH |
| Census Block Group | 3 |
| Census Block | 3012 |
| Census Tract | 1602 |
Source: Natrona County records, as of July 7, 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 | 4510 E 21ST ST, CASPER, WY 82609-3870 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 14, 2012 |
| Deed Sale | Aug 14, 2012 |
| Deed Document Number | 2012933791 |
| Last Transfer Date | Feb 5, 2014 |
| Transfer Doc | 0000966199 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | NATRONA WY |
| Property Address | 4510 E 21ST ST, CASPER, WY 82609-3870 |
| Document Number | 0001036755 |
| Instrument Date | Sep 8, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Aug 25, 2018 |
| Name | Verified Name |
|---|---|
| Address | 4510 E 21ST ST CASPER WY 826093870, CASPER, WY 82609-3870 |
| Document Number | 0001036755 |
|---|---|
| Date | Sep 18, 2017 |
| Instrument | 1036755 |
| Name | FIRST INTERSTATE BK |
|---|---|
| Type | Bank |
| Address | CASPER, WY 82602-0040 |
| Amount | Amount Recorded |
|---|
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 | $35,480 (+36.63%) Land $4,900 Building $30,580 | $404,586 (-2.38%) Land $51,580 Building $353,006 | |
| 2025 | $2,586.00 (-11.35%) | $25,968 (-35.12%) Land $3,915 Building $22,053 | $414,435 (-1.63%) Land $54,946 Building $359,489 |
| 2023 | $40,024 Land $6,486 Building $33,538 | $421,305 Land $68,273 Building $353,032 | |
| 2022 | $2,917.00 |
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 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 4 in force |
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: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 62% of the US · lower than 85% of Wyoming |
|---|---|
| Wildfire Likelihood | 0.06% annual chance |
| Exposure | Direct burnable vegetation |
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 251 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Bluepeak 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: CenturyLink, Mountain West Technologies.
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