4121 E 8th St, Casper, WY 82609 Property Records

Natrona County property record for 4121 E 8th St, Casper, WY 82609

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 1,200 sqft · built 1976
Lot Size	0.216 acres (9,428 sqft)
Owner	Company Name on File
Tax Bill	$2,045 (2025)
Flood Zone	Zone X (minimal risk)
APN	`3379-12-21-7-00100`

Property Details

APN / Parcel Number

Primary APN	`3379-12-21-7-00100`
Alternative APNs	`05964000003800` `R0019475`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,200 sqft Living Area
Basement Area	1,152 sqft
Finished Basement	576 sqft
Unfinished Basement	576 sqft
Interior Walls	Wallboard/Drywall
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1976
Effective Year Built	Effective 1976
Architectural Style	Bi-Level
Exterior Material	Wood
Construction Type	Frame
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	9,428 sqft (0.216 acres)
Garage Type	Built-in
Garage Area	576 sqft
Parking Spaces	2 Parking Spaces
Porch	Slab
Storage Building	200 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0019475
Street Address	4121 E 8TH ST
City	CASPER
State	WY
Zip	82609-2409
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LONGVIEW #3 LOT 38
Legal Range	79W
Legal Township	33N
Legal Section	12
Legal Subdivision	LONGVIEW #3
Legal Lot Number	38
Jurisdiction	NATRONA WY
Township / Civil Division	CASPER
Census Block Group	2
Census Block	2002
Census Tract	502

Owner

Source: Natrona County records · APN 3379-12-21-7-00100

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	Company Name on File
Mailing Address	PO BOX 577, CASPER, WY 82602-0577
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Natrona County records · Assessment roll updated July 7, 2026 · Last verified July 2026

Property Jurisdictions

Type	Name
State	Wyoming
County	Natrona County
Municipality	Casper City
Unified School District	Natrona County School District 1 (KG - 12)

Tax Bill & Assessment History

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		$28,055 (+38.22%) Land $5,774 Building $22,281	$299,500 (+1.91%) Land $64,960 Building $234,540
2025	$2,045.00 (+2.4%)	$20,297 (-25.95%) Land $4,164 Building $16,133	$293,887 (+1.86%) Land $67,465 Building $226,422
2023		$27,409 Land $5,365 Building $22,044	$288,512 Land $56,474 Building $232,038
2022	$1,997.00

Flood & Wildfire

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

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Low lower than 99.1% of the US · lower than 99.9% of Wyoming
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

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	300 / 50
Visionary Communications Fixed Wireless · Fiber in parts of the area	100 / 20

May also be available: AT&T, Verizon.

Based on FCC filings for 349 locations within half a mile of this property.

Drinking Water

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

Violations Reported to EPA

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.