521 4th St, Berthoud, CO 80513 Property Records

Larimer County property record for 521 4th St, Berthoud, CO 80513

Property Summary

Property Type	Duplex
Details	5 bd · 3 ba · 2,445 sqft · built 2001
Lot Size	0.175 acres (7,618 sqft)
Owner	Company Name on Record
Last Sale	$630,000 (Dec 2021)
Tax Bill	$3,767 (2025)
Deeds & Mortgages	Dec 2021 Sale & Mortgage May 2019 Sale + 1 more
Flood Zone	Zone X (minimal risk)
APN	`94144-97-002`

Property Details

APN / Parcel Number

Primary APN	`94144-97-002`
Alternative APN	`R1603472`

Interior

Bedrooms	5 Beds
Full Baths	3 Baths
Total Rooms	10 Rooms
Units	6 Units
Stories	2 Stories
Building Area	2,445 sqft Living Area
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 2001
Effective Year Built	Effective 2001
Architectural Style	Duplex Single
Exterior Material	Combination
Construction Type	Frame
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	7,618 sqft (0.175 acres)
Garage Area	600 sqft

Exterior Amenities

Porch	Porch
Porch Area	150 sqft
Deck Area	150 sqft
Patio Area	150 sqft

Utilities, Heating & Cooling

Cooling System	Package A/C
Heating System	Radiant

Location & Zoning

Account Number	R1603472
Street Address	521 4TH ST
City	BERTHOUD
State	CO
Zip	80513-5011
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Legal Description	LOT B, MARIE`S REPLAT, BER (2001003649)
Legal Range	69W
Legal Township	4N
Legal Section	14
Legal Subdivision	MARIES REPLAT
Legal Lot Number	B
Jurisdiction	LARIMER CO
Township / Civil Division	BERTHOUD
Census Block Group	1
Census Block	1023
Census Tract	2700

Owner

Source: Larimer County records, as of April 13, 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 Record
Mailing Address	6885 BASELINE RD, BOULDER, CO 80303-3145
Owner Type	Company
Vesting	Limited Liability Company

Deeds, Mortgages & Sale History

Date	Document
Dec 23, 2021	Special Warranty Deed, Transfer · Commercial Mortgage FIRST NATIONAL BANK
May 21, 2019	Warranty Deed, Transfer HERITAGE TITLE COMPANY, HERITAGE TITLE CO.
May 22, 2019	Warranty Deed, Transfer HERITAGE TITLE COMPANY, HERITAGE TITLE CO.

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 23, 2021 · Amount on Record
Deed Sale	Dec 23, 2021 · Amount on Record
Prior Sale	May 22, 2019 · Amount on Record
Deed Document Number	2021115816
Prior Transfer Date	May 17, 2018
Prior Transfer Doc	0000026655
Record Updated	Jun 8, 2026

December 2021: Special Warranty Deed, Transfer

Document Type	Special Warranty Deed
Jurisdiction	LARIMER CO
Recording Date	Dec 23, 2021
Property Address	521 4TH ST, BERTHOUD, CO 80513-5011
Document Number	0000115816
Instrument Date	Dec 20, 2021
Instrument	20210115816
Transaction Type	Transfer
Record Updated	Feb 3, 2026
Title Company	LAND TITLE GUARANTEE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$63.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	7736 NIKAU DR, NIWOT, CO 80503-8671

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	6685 BASELINE RD, BOULDER, CO 80303-3148

Mortgage

Document Number	0000115817
Date	Dec 23, 2021
Instrument	20210115817

Lender

Name	FIRST NATIONAL BANK
Type	Bank

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

May 2019: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	LARIMER CO
Recording Date	May 21, 2019
Property Address	521 4TH ST, BERTHOUD, CO 80513
Document Number	0000026655
Instrument Date	May 17, 2019
Instrument	26655
Transaction Type	Transfer
Record Updated	May 31, 2019
Title Company	HERITAGE TITLE COMPANY, HERITAGE TITLE CO.

Transaction

Amount	Amount Recorded
Tax	$35.00
Amount Accuracy	Confirmed

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Sole Owner
Address	521 N 4TH ST BERTHOUD CO 805131235, BERTHOUD, CO 80513-1235

May 2019: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	LARIMER CO
Recording Date	May 22, 2019
Property Address	521 4TH ST, BERTHOUD, CO 80513
Document Number	0000027051
Instrument Date	May 17, 2019
Instrument	27051
Transaction Type	Transfer
Record Updated	May 31, 2019
Title Company	HERITAGE TITLE COMPANY, HERITAGE TITLE CO.

Transaction

Amount	Amount Recorded
Tax	$49.75
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	521 N 4TH ST BERTHOUD CO 805131235, BERTHOUD, CO 80513-1235

Tax Assessment & Valuation

Source: Larimer County assessment roll, as of February 9, 2026

Property Jurisdictions

Type	Name
State	Colorado
Municipality	Berthoud Town
County	Larimer County
Unified School District	Thompson School District R-2J (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$3,767.00 (+17.35%)	$37,232 (+0.43%) Land $4,044 Building $33,188	$595,700 (+7.66%) Land $64,700 Building $531,000
2024	$3,210.00 (+3.68%)
2023	$3,096.00 (+15.57%)	$37,071 (+32.7%) Land $4,335 Building $32,736	$553,300 (+34.69%) Land $64,700 Building $488,600
2022	$2,679.00	$27,935 Land $4,400 Building $23,535	$410,800 Land $64,700 Building $346,100

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 September 30, 2026

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

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

Wildfire Risk	Low lower than 99.1% of the US · lower than 99.6% of Colorado
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

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	TOWN OF BERTHOUD serves 14,211 people · EPA ID CO0135138
Water Source	Surface water
Last State Inspection	Dec 2021
Lead	10 ppb (2025) action level 15 ppb

Violations Reported to EPA

Water Quality	Treatment failure resolved · Jul 2019
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 476 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
CenturyLink Fiber	8,000 / 8,000
Xfinity Cable	2,000 / 250
Vistabeam Fixed Wireless	500 / 80
AT&T Fixed Wireless	100 / 20

May also be available: Hilltop Broadband, T-Mobile, Verizon.

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