3851 Otter, Casper, WY 82604 Property Records

Natrona County property record for 3851 Otter, Casper, WY 82604

Property Summary

Property Type	Single Family Home
Details	6 bd · 5.5 ba · 5,699 sqft · built 2008
Lot Size	0.552 acres (24,045 sqft)
Owner	2 Trust Names on File
Last Sale	$1,463,000 (Mar 2024)
Tax Bill	$7,301 (2026)
Deeds & Mortgages	Jan 2025 Transfer Mar 2024 Mortgage + 4 more
Flood Zone	Zone X (minimal risk)
APN	`3379-19-32-7-01100`

Property Details

APN / Parcel Number

Primary APN	`3379-19-32-7-01100`
Alternative APNs	`07910000000100` `R0027239`

Interior

Bedrooms	6 Beds
Full Baths	5.5 Baths
Half Baths	1 Half Bath
Total Rooms	16 Rooms
Stories	2 Stories
Building Area	5,699 sqft Living Area
Basement Area	2,816 sqft
Finished Basement	2,816 sqft
Interior Walls	Wallboard/Drywall
Fireplaces	3 Fireplaces
Fireplace	Fireplace

Exterior

Year Built	Built 2008
Effective Year Built	Effective 2008
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	24,045 sqft (0.552 acres)
Garage Type	Mixed
Garage Area	1,754 sqft
Parking Spaces	7 Parking Spaces
Porch	Slab
Wet Bar	Wet Bar

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air

Location & Zoning

Account Number	R0027239
Street Address	3851 OTTER
City	CASPER
State	WY
Zip	82604-4457
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	RYAN LOT 1
Legal Range	79W
Legal Township	33N
Legal Section	19
Legal Subdivision	RYAN
Legal Lot Number	1
Jurisdiction	NATRONA WY
Township / Civil Division	CASPER
Census Block Group	3
Census Block	3024
Census Tract	901

Owner

3851 Otter is owner-occupied and held in a trust since January 2025.

Source: Natrona County records, as of September 29, 2026

Owner of Record	2 Trust Names on File
Mailing Address	3851 OTTER, CASPER, WY 82604-4457
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Jan 28, 2025	Intrafamily Transfer, Transfer
Mar 4, 2024	Warranty Deed, Transfer · Conventional Mortgage THE CONVERSE COUNTY BANK
Mar 9, 2023	Intrafamily Transfer, Transfer
Jul 8, 2020	Warranty Deed, Transfer · Conventional Mortgage PLATTE VALLEY BANK
Sep 4, 2018	Quit Claim Deed, Transfer AMERICAN TITLE COMPANY, AMERICAN TITLE AGCY INC
Aug 24, 2018	Loan Modification, Mortgage FIRST INTERSTATE BK

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 4, 2024 · Amount on File
Deed Sale	Mar 4, 2024 · Amount on File
Prior Sale	Jul 8, 2020 · Amount on File
Deed Document Number	20241151747
Last Transfer Date	Jan 28, 2025
Transfer Doc	0001166114
Record Updated	Oct 29, 2026

January 2025: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	NATRONA WY
Recording Date	Jan 28, 2025
Property Address	3851 OTTER, CASPER, WY 82604-4457
Document Number	0001166114
Map Reference	DOC 897576
Instrument Date	Jan 28, 2025
Instrument	1166114
Transaction Type	Transfer
Record Updated	Jan 19, 2026

Transaction

Tax	$0.00
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name
Address	3851 OTTER, CASPER, WY 82604-4457

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Revocable Trust
Address	3851 OTTER, CASPER, WY 82604-4457

March 2024: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	NATRONA WY
Recording Date	Mar 4, 2024
Property Address	3851 OTTER, CASPER, WY 82604-4457
Document Number	0001151747
Map Reference	DOC 897576
Instrument Date	Feb 28, 2024
Instrument	1151747
Transaction Type	Transfer
Record Updated	Jan 19, 2026
Title Company	AMERICA ONE 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
Relationship	Revocable Trust
Address	3851 OTTER, CASPER, WY 82604-4457

Mortgage

Document Number	0001151748
Date	Mar 4, 2024
Instrument	1151748

Lender

Name	THE CONVERSE COUNTY BANK
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Apr 1, 2054

Interest

Rate Type	Adjustable Rate
Rate	6.75%
Type Change Date	Apr 1, 2029
Change Frequency	Annually
Min Rate At Change	6.75%
Max Rate At Change	7.75%
Index	Prime Rate
Margin	1
Max Rate	9.75%

March 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	NATRONA WY
Recording Date	Mar 9, 2023
Property Address	3851 OTTER, CASPER, WY 82604-4457
Document Number	0001137304
Map Reference	DOC 897576
Instrument Date	Mar 2, 2023
Instrument	1137304
Transaction Type	Transfer
Record Updated	Jan 19, 2026

Transaction

Tax	$0.00
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	3851 OTTER, CASPER, WY 82604-4457

July 2020: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	NATRONA WY
Recording Date	Jul 8, 2020
Property Address	3851 OTTER, CASPER, WY 82604-4457
Document Number	0001084464
Map Reference	DOC 897576
Instrument Date	Jul 7, 2020
Instrument	1084464
Transaction Type	Transfer
Record Updated	Jul 6, 2021
Title Company	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	3851 OTTER, CASPER, WY 82604-4457

Mortgage

Document Number	0001084465
Date	Jul 8, 2020
Instrument	1084465

Lender

Name	PLATTE VALLEY BANK
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Aug 1, 2050

Mortgage

Document Number	0001084466
Date	Jul 8, 2020
Instrument	1084466

Lender

Name	PLATTE VALLEY BANK
Type	Bank
Address	CASPER, WY 82604

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Jul 7, 2050

Interest

Rate Type	Adjustable Rate
Rate	4.45%
Type Change Date	Jul 1, 2027
Change Frequency	3 Years
Min Rate At Change	3.95%
Max Rate At Change	8.45%
Index	5-Year CMT
Max Rate	12.4%

September 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	NATRONA WY
Recording Date	Sep 4, 2018
Property Address	3851 OTTER, CASPER, WY 82604-4457
Document Number	0001052749
Instrument Date	Sep 4, 2018
Instrument	1052749
Transaction Type	Transfer
Record Updated	Sep 20, 2018
Title Company	AMERICAN TITLE COMPANY, AMERICAN TITLE AGCY INC

Transaction

Tax	$0.00
Additional	Quitclaim

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	3851 OTTER CASPER WY 826044457, CASPER, WY 82604-4457

August 2018: Loan Modification, Mortgage

Document Type	Loan Modification
Jurisdiction	NATRONA WY
Property Address	3851 OTTER, CASPER, WY 82604-4457
Document Number	0001052563
Instrument Date	Aug 24, 2018
Transaction Type	Mortgage
Record Updated	Jan 15, 2019
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	3851 OTTER CASPER WY 826044457, CASPER, WY 82604-4457

Mortgage

Document Number	0001052563
Date	Aug 30, 2018
Instrument	1052563

Lender

Name	FIRST INTERSTATE BK
Type	Bank
Address	CASPER, WY 82602-0040

Agreement

Amount	Amount on Record
Term	276 Months
Due	Aug 29, 2041

Tax Assessment & Valuation

The 2026 property tax bill for 3851 Otter was $7,301.

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	$7,301.00 (-0.04%)	$100,197 (+4.85%) Land $4,962 Building $95,235	$1,378,776 (+1.82%) Land $86,305 Building $1,292,471
2025	$7,304.00 (+6.44%)	$95,564 Land $4,725 Building $90,839	$1,354,193 Land $100,394 Building $1,253,799
2024	$6,862.00
2023		$112,503 Land $7,515 Building $104,988	$1,184,239 Land $79,108 Building $1,105,131
2022	$8,200.00

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

FEMA maps place 3851 Otter in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective January 2, 2020

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

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

Wildfire

Wildfire risk around 3851 Otter is moderate, ranking above 65% of the US, with a 0.2% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Moderate above 65% of the US · above 54% of Wyoming
Wildfire Likelihood	0.2% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

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 221 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Visionary Broadband Fiber · Fixed Wireless	5,000 / 5,000
Spectrum Cable	1,000 / 1,000
Mountain West Technologies Fixed Wireless	300 / 50
AT&T Fixed Wireless	100 / 20

May also be available: Verizon.

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