4536 E 21st St, Casper, WY 82609 Property Records

Natrona County property record for 4536 E 21st St, Casper, WY 82609

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 1,574 sqft · built 2005
Lot Size	0.162 acres (7,049 sqft)
Owner	Individual Name on File
Last Sale	$429,324 (Aug 2023)
Tax Bill	$1,933 (2025)
Deeds & Mortgages	Aug 2023 Mortgage Oct 2018 Sale + 2 more
Flood Zone	Zone X (minimal risk)
APN	`3379-13-12-6-01800`

Property Details

APN / Parcel Number

Primary APN	`3379-13-12-6-01800`
Alternative APNs	`02472007001800` `R0020600`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	5 Rooms
Stories	2 Stories
Building Area	1,574 sqft Living Area
Basement Area	775 sqft
Finished Basement	775 sqft
Interior Walls	Wallboard/Drywall
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2005
Effective Year Built	Effective 2005
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	7,049 sqft (0.162 acres)
Garage Type	Attached
Garage Area	576 sqft
Parking Spaces	2 Parking Spaces
Porch	Slab
Deck Area	176 sqft

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air

Location & Zoning

Account Number	R0020600
Street Address	4536 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 18
Legal Range	79W
Legal Township	33N
Legal Section	13
Legal Subdivision	CENTENNIAL HILLS VLG
Legal Block	7
Legal Lot Number	18
Jurisdiction	NATRONA WY
Township / Civil Division	CASPER SOUTH
Census Block Group	3
Census Block	3012
Census Tract	1602

Owner

Source: Natrona County assessment roll, 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 File
Mailing Address	4536 E 21ST ST, CASPER, WY 82609-3870
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Aug 1, 2023	Warranty Deed, Transfer · Conventional Mortgage ON Q FINANCIAL INC
Oct 10, 2018	Warranty Deed, Transfer FIRST AMERICAN TITLE
Sep 29, 2017	Grant Deed, Transfer ATTORNEY ONLY
Jun 30, 2017	Quit Claim Deed, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Aug 1, 2023 · Amount on Record
Deed Sale	Aug 1, 2023 · Amount on Record
Prior Sale	Oct 10, 2018
Deed Document Number	20231142963
Prior Transfer Date	Sep 18, 2017
Prior Transfer Doc	0001037324
Record Updated	Sep 20, 2026

August 2023: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	NATRONA WY
Recording Date	Aug 1, 2023
Property Address	4536 E 21ST ST, CASPER, WY 82609-3870
Document Number	0001142963
Map Reference	DOC 747026
Instrument Date	Jul 18, 2023
Instrument	1142963
Transaction Type	Transfer
Record Updated	Aug 17, 2023
Title Company	AMERILAND TITLE AGENCY, AMERICAN TITLE AGENCY

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4536 E 21ST ST, CASPER, WY 82609-3870

Mortgage

Document Number	0001142964
Date	Aug 1, 2023
Instrument	1142964

Lender

Name	ON Q FINANCIAL INC
Type	Funding / Finance Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Sep 1, 2053

October 2018: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	NATRONA WY
Recording Date	Oct 10, 2018
Property Address	4536 E 21ST ST, CASPER, WY 82609-3870
Document Number	0001054499
Instrument Date	Oct 10, 2018
Instrument	1054499
Transaction Type	Transfer
Record Updated	Jul 6, 2021
Title Company	FIRST AMERICAN TITLE

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4536 E 21ST ST, CASPER, WY 82609-3870

September 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	NATRONA WY
Recording Date	Sep 29, 2017
Property Address	4536 E 21ST ST, CASPER, WY 82609-3870
Document Number	0001037324
Instrument Date	Sep 18, 2017
Instrument	1037324
Transaction Type	Transfer
Record Updated	Nov 6, 2017
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4536 E 21ST ST CASPER WY 826093870, CASPER, WY 82609-3870

June 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	NATRONA WY
Recording Date	Jun 30, 2017
Property Address	4536 E 21ST ST, CASPER, WY 82609-3870
Document Number	0001033049
Instrument Date	Jun 27, 2017
Instrument	1033049
Transaction Type	Transfer
Record Updated	Aug 10, 2017
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4536 E 21ST ST CASPER WY 826093870, CASPER, WY 82609-3870

Tax Assessment & Valuation

Source: Natrona County assessment roll, as of July 7, 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

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$26,519 (+2.47%) Land $3,673 Building $22,846	$403,928 (-1.09%) Land $51,557 Building $352,371
2025	$1,933.00 (-28.19%)	$25,880 (-29.94%) Land $3,913 Building $21,967	$408,379 (+5.03%) Land $54,924 Building $353,455
2023		$36,938 Land $6,482 Building $30,456	$388,822 Land $68,234 Building $320,588
2022	$2,692.00

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

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.

Wildfire

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 at the parcel

Drinking Water

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

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, 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.

Internet Providers

Source: FCC Broadband Data Collection, based on 251 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (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: Lumen Technologies, Mountain West Technologies.

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