360 S 43rd St, Boulder, CO 80305 Property Records

Boulder County property record for 360 S 43rd St, Boulder, CO 80305

Property Summary

Property Type	Single Family Home
Details	6 bd · 3.25 ba · 2,565 sqft · built 1957
Lot Size	0.16 acres (6,946 sqft)
Owner	2 Individual Names on Record
Last Sale	$500,000 (Sep 2017)
Tax Bill	$6,178 (2025)
Deeds & Mortgages	Jul 2018 Mortgage Aug 2020 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`1577-05-4-26-004`

Property Details

APN / Parcel Number

Primary APN	`1577-05-4-26-004`
Alternative APNs	`R0014033` `0014033`

Interior

Bedrooms	6 Beds
Full Baths	3.25 Baths
Half Baths	2 Half Baths
Total Rooms	10 Rooms
Stories	1 Story
Building Area	2,565 sqft Living Area
Gross Area	2,700 sqft
1st Floor Area	1,350 sqft
Basement Area	1,350 sqft
Finished Basement	1,215 sqft
Unfinished Basement	135 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1957
Effective Year Built	Effective 2004
Architectural Style	Ranch
Exterior Material	Brick Veneer
Construction Type	Masonry / Concrete Block
Lot Area	6,946 sqft (0.16 acres)
Garage Type	Attached
Garage Area	200 sqft
Parking Spaces	1 Parking Space
Porch	Porch
Porch Area	100 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0014033
Street Address	360 S 43RD ST
City	BOULDER
State	CO
Zip	80305-6006
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 4 BLK 9 MARTIN ACRES 2
Legal Range	70
Legal Township	1S
Legal Section	05
Legal Subdivision	MARTIN ACRES 2 - BO
Legal Block	9
Legal Lot Number	4
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	3
Census Block	3010
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	360 S 43RD ST, BOULDER, CO 80305-6006
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jul 5, 2018	Deed of Trust, Mortgage · Conventional Mortgage HOME POINT FINANCIAL CORPORATION
Aug 13, 2020	Deed of Trust, Mortgage · Conventional Mortgage LAKEVIEW LOAN SERVICING LLC
Oct 4, 2019	Deed of Trust, Mortgage · Conventional Mortgage CALIBER HM LOANS
Sep 15, 2017	Warranty Deed, Transfer · Conventional with PMI HOMEWARD RESID'L

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Sep 15, 2017 · Amount on Record
Deed Sale	Sep 15, 2017 · Amount on Record
Prior Sale	Dec 2, 1991
Deed Document Number	20173614980
Prior Transfer Date	Jun 19, 2007
Prior Transfer Doc	0002863267
Record Updated	Oct 29, 2026

July 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	360 S 43RD ST, BOULDER, CO 80305-6006
Transaction Type	Mortgage
Record Updated	Jul 26, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003664336
Date	Jul 5, 2018
Instrument	3664336

Lender

Name	HOME POINT FINANCIAL CORPORATION
Type	Government Agency
Address	PARSIPPANY, NJ 07054

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jul 1, 2048

August 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	360 S 43RD ST, BOULDER, CO 80305-6006
Transaction Type	Mortgage
Record Updated	Jul 26, 2022
Title Company	ASCENDANT TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003806292
Date	Aug 13, 2020
Instrument	3806292

Lender

Name	LAKEVIEW LOAN SERVICING LLC
Type	Mortgage Company
Address	MIAMI, FL 33146

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	358 Months
Due	Jun 1, 2050

October 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	360 S 43RD ST, BOULDER, CO 80305-6006
Document Number	0003741574
Instrument Date	Oct 4, 2019
Transaction Type	Mortgage
Record Updated	Oct 18, 2019
Title Company	FIRST AMERICAN TITLE, FIRST AMERICAN MTG SOLUTIONS

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	360 S 43RD ST BOULDER CO 803056006, BOULDER, CO 80305-6006

Mortgage

Document Number	0003741574
Date	Oct 9, 2019
Instrument	3741574

Lender

Name	CALIBER HM LOANS
Type	Funding / Finance Company
Address	COPPELL, TX 75019

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Oct 8, 2049

September 2017: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Sep 15, 2017
Property Address	360 S 43RD ST, BOULDER, CO 80305-6006
Document Number	0003614980
Instrument Date	Sep 8, 2017
Instrument	3614980
Transaction Type	Transfer
Record Updated	Sep 21, 2017
Title Company	LAND TITLE GUARANTEE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$50.00
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	360 S 43RD ST BOULDER CO 803056006, BOULDER, CO 80305-6006

Mortgage

Document Number	3614981
Date	Sep 15, 2017
Instrument	3614981

Lender

Name	HOMEWARD RESID'L
Address	ADDISON, TX 75001

Agreement

Type	Conventional with PMI
Amount	Amount Recorded
Term	360 Months
Due	Sep 14, 2047

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		$65,742 (+1.45%) Land $32,633 Building $33,109	$1,036,800 (-) Land $549,900 Building $486,900
2025	$6,178.00 (+2.76%)	$64,800 (-11.6%) Land $34,369 Building $30,431	$1,036,800 (-5.24%) Land $549,900 Building $486,900
2023	$6,012.00 (+14.65%)	$73,305 (+29.8%) Land $40,274 Building $33,031	$1,094,100 (+34.64%) Land $601,100 Building $493,000
2022	$5,244.00	$56,476 Land $29,871 Building $26,605	$812,600 Land $429,800 Building $382,800

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	0.03% 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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