285 S 41st St, Boulder, CO 80305 Property Records

Boulder County property record for 285 S 41st St, Boulder, CO 80305

Property Summary

Property Type	Single Family Home
Details	6 bd · 3 ba · 2,194 sqft · built 1957
Lot Size	0.17 acres (7,419 sqft)
Owner	2 Individual Names on Record
Last Sale	$920,000 (Jan 2021)
Tax Bill	$6,123 (2025)
Deeds & Mortgages	Aug 2021 Mortgage Jan 2021 Sale & Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`1577-05-4-23-036`

Property Details

APN / Parcel Number

Primary APN	`1577-05-4-23-036`
Alternative APNs	`R0012084` `0012084`

Interior

Bedrooms	6 Beds
Full Baths	3 Baths
Half Baths	2 Half Baths
Total Rooms	9 Rooms
Stories	1 Story
Building Area	2,194 sqft Living Area
Gross Area	2,524 sqft
1st Floor Area	1,152 sqft
Basement Area	1,152 sqft
Finished Basement	1,042 sqft
Unfinished Basement	110 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1957
Effective Year Built	Effective 2005
Architectural Style	Ranch
Exterior Material	Brick Veneer
Construction Type	Masonry / Concrete Block
Roof Material	Asphalt
Lot Area	7,419 sqft (0.17 acres)
Garage Type	Attached
Garage Area	220 sqft
Deck Area	270 sqft
Patio Area	270 sqft
Total Buildings	2 Buildings

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0012084
Street Address	285 S 41ST ST
City	BOULDER
State	CO
Zip	80305-5457
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 36 BLK 6 MARTIN ACRES 2
Legal Range	70
Legal Township	1S
Legal Section	05
Legal Subdivision	MARTIN ACRES 2 - BO
Legal Block	6
Legal Lot Number	36
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	3
Census Block	3007
Census Tract	12507

Owner

Source: Boulder County records, as of September 18, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on Record
Mailing Address	285 S 41ST ST, BOULDER, CO 80305-5457
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Aug 2, 2021	Deed of Trust, Mortgage · ARM JPMORGAN CHASE BANK NA
Jan 13, 2021	Special Warranty Deed, Transfer · Commercial Mortgage ANB BANK
Jun 22, 2020	Special Warranty Deed, Transfer · Commercial Mortgage BOOMERANG FINANCE SUB REIT LLC
Jun 25, 2020	Warranty Deed, Transfer LAND TITLE GUARANTEE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jan 13, 2021 · Amount on Record
Deed Sale	Jan 13, 2021 · Amount on Record
Prior Sale	Jun 25, 2020 · Amount on Record
Deed Document Number	20213850263
Record Updated	Oct 29, 2026

August 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	285 S 41ST ST, BOULDER, CO 80305-5457
Transaction Type	Mortgage
Record Updated	Aug 11, 2021
Title Company	AMROCK INC

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003903803
Date	Aug 2, 2021
Instrument	3903803

Lender

Name	JPMORGAN CHASE BANK NA
Type	Bank
Address	COLUMBUS, OH 43240

Agreement

Type	ARM
Amount	Amount Recorded
Term	360 Months
Due	Aug 1, 2051

Interest

Rate Type	Adjustable Rate
Rate	2%
Adjustable	Adjustable Rate Rider
Type Change Date	Aug 1, 2028
Change Frequency	Annually
Min Rate At Change	2.75%
Max Rate At Change	7%
Index	1-Year LIBOR
Max Rate	7%

January 2021: Special Warranty Deed, Transfer

Document Type	Special Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Jan 13, 2021
Property Address	285 S 41ST ST, BOULDER, CO 80305-5457
Document Number	0003850263
Instrument Date	Jan 11, 2021
Instrument	3850263
Transaction Type	Transfer
Record Updated	Mar 31, 2022
Title Company	GUARDIAN TITLE

Transaction

Amount	Amount Recorded
Loan-to-Value (LTV)	LTV on Record
Tax	$92.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	285 S 41ST ST, BOULDER, CO 80305-5457

Mortgage

Document Number	0003850264
Date	Jan 13, 2021
Instrument	3850264

Lender

Name	ANB BANK
Type	Bank

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jan 11, 2051

Mortgage

Document Number	0003850265
Date	Jan 13, 2021
Instrument	3850265

Lender

Name	ANB BANK
Type	Bank
Address	DENVER, CO 80202

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded
Term	120 Months
Due	Jan 11, 2031

June 2020: Special Warranty Deed, Transfer

Document Type	Special Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Jun 22, 2020
Property Address	285 S 41ST ST, BOULDER, CO 80305-5457
Document Number	0003792441
Instrument Date	Jun 19, 2020
Instrument	3792441
Transaction Type	Transfer
Record Updated	Mar 31, 2022
Title Company	LAND TITLE GUARANTEE CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$65.95
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	2195 DECATUR ST STE 1, 2195, DENVER, CO 80211-5183

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	PO BOX 7263, BROOMFIELD, CO 80021-0022

Mortgage

Document Number	0003792442
Date	Jun 22, 2020
Instrument	3792442

Lender

Name	BOOMERANG FINANCE SUB REIT LLC

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

June 2020: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Jun 25, 2020
Property Address	285 S 41ST ST, BOULDER, CO 80305-5457
Document Number	0003793961
Instrument Date	Jun 19, 2020
Instrument	3793961
Transaction Type	Transfer
Record Updated	Jul 24, 2020
Title Company	LAND TITLE GUARANTEE

Transaction

Amount	Amount Recorded
Tax	$63.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	2195 DECATUR ST DENVER CO 802115182, DENVER, CO 80211-5182
Investor	Possibly a Property Investor

Tax Assessment & Valuation

Source: Boulder County assessment roll, as of September 18, 2026

Property Jurisdictions

Type	Name
State	Colorado
County	Boulder County
Municipality	Boulder City
Unified School District	Boulder Valley School District RE-2 (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$65,117 (+1.39%) Land $33,885 Building $31,232	$1,027,600 (-) Land $568,300 Building $459,300
2025	$6,123.00 (+2.6%)	$64,225 (-11.77%) Land $35,519 Building $28,706	$1,027,600 (-5.42%) Land $568,300 Building $459,300
2023	$5,968.00 (+14.77%)	$72,795 (+29.98%) Land $41,620 Building $31,175	$1,086,500 (+34.83%) Land $621,200 Building $465,300
2022	$5,200.00	$56,003 Land $30,872 Building $25,131	$805,800 Land $444,200 Building $361,600

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 October 14, 2026 · 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
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	6 in force
Nearby Flood Claims	7 (1979–2022)
Claims Outside the SFHA	5 of 7
Most Recent Claim	Jul 2022 · rainfall accumulation
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 5 claims

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 80% of the US · lower than 91% of Colorado
Wildfire Likelihood	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	CITY OF BOULDER serves 166,080 people · EPA ID CO0107152
Water Source	Surface water
Last State Inspection	Sep 2024
Lead	2 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	Haloacetic acids resolved · Jul 2017
Treatment and Procedure	None last 10 years
Monitoring and Reporting	1 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 678 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Ayva Networks Fixed Wireless	2,500 / 2,500
CenturyLink Fiber · DSL in parts of the area	2,000 / 1,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
LiveWireNet Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T.

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