350 Bates Ave, Boulder, CO 80305 Property Records

Boulder County property record for 350 Bates Ave, Boulder, CO 80305

Property Summary

Property Type	Single Family Home
Details	5 bd · 1.75 ba · 1,848 sqft · built 1956
Lot Size	0.157 acres (6,833 sqft)
Owner	2 Individual Names on File
Last Sale	$716,000 (Jan 2019)
Tax Bill	$6,687 (2025)
Deeds & Mortgages	Nov 2020 Mortgage Jan 2020 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`1577-05-3-24-003`

Property Details

APN / Parcel Number

Primary APN	`1577-05-3-24-003`
Alternative APNs	`R0004987` `0004987`

Interior

Bedrooms	5 Beds
Full Baths	1.75 Baths
Half Baths	1 Half Bath
Total Rooms	9 Rooms
Stories	1 Story
Building Area	1,848 sqft Living Area
Gross Area	2,349 sqft
1st Floor Area	1,323 sqft
Basement Area	1,026 sqft
Finished Basement	525 sqft
Unfinished Basement	501 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1956
Effective Year Built	Effective 1985
Architectural Style	Ranch
Exterior Material	Brick Veneer
Construction Type	Frame
Roof Material	Asphalt
Lot Area	6,833 sqft (0.157 acres)
Porch	Porch
Porch Area	368 sqft

Utilities, Heating & Cooling

Cooling System	Evaporative
Heating System	Hot Water

Location & Zoning

Account Number	R0004987
Street Address	350 BATES AVE
City	BOULDER
State	CO
Zip	80305-5304
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 3 BLK 22 HIGHLAND PARK 5
Legal Range	70
Legal Township	1S
Legal Section	05
Legal Subdivision	HIGHLAND PARK 5 - BO
Legal Block	22
Legal Lot Number	3
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	2
Census Block	2034
Census Tract	12505

Owner

Source: Boulder County assessment roll, as of June 15, 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 File
Mailing Address	350 BATES AVE, BOULDER, CO 80305-5304
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Nov 18, 2020	Deed of Trust, Mortgage · Conventional Mortgage PROVIDENT FUNDING ASSOCIATES LP
Jan 28, 2020	Deed of Trust, Mortgage · Conventional Mortgage PROVIDENT FUNDING ASSOCIATES LP
Jan 10, 2019	Warranty Deed, Transfer · Conventional Mortgage PROVIDENT FUNDING ASSOCIATES LP

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jan 10, 2019 · Amount on Record
Deed Sale	Jan 10, 2019 · Amount on Record
Prior Sale	May 2, 2011 · Amount on Record
Deed Document Number	20193693694
Prior Transfer Date	Mar 15, 2012
Prior Transfer Doc	0003213541
Record Updated	Sep 20, 2026

November 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	350 BATES AVE, BOULDER, CO 80305-5304
Transaction Type	Mortgage
Record Updated	Jun 21, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003834655
Date	Nov 18, 2020
Instrument	3834655

Lender

Name	PROVIDENT FUNDING ASSOCIATES LP
Type	Mortgage Company
Address	PITTSBURGH, PA 15220

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Dec 1, 2050

January 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	350 BATES AVE, BOULDER, CO 80305-5304
Transaction Type	Mortgage
Record Updated	Jun 21, 2022
Title Company	LAND TITLE GUARANTEE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003762829
Date	Jan 28, 2020
Instrument	3762829

Lender

Name	PROVIDENT FUNDING ASSOCIATES LP
Type	Mortgage Company
Address	PITTSBURGH, PA 15220

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Feb 1, 2050

January 2019: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Jan 10, 2019
Property Address	350 BATES AVE, BOULDER, CO 80305-5304
Document Number	0003693694
Instrument Date	Jan 10, 2019
Instrument	3693694
Transaction Type	Transfer
Record Updated	Jun 21, 2022
Title Company	LAND TITLE GUARANTEE CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$71.60
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	00000

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	350 BATES AVE, BOULDER, CO 80305-5304
Investor	Possibly a Property Investor

Mortgage

Document Number	0003693695
Date	Jan 10, 2019
Instrument	3693695

Lender

Name	PROVIDENT FUNDING ASSOCIATES LP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Feb 1, 2049

Tax Assessment & Valuation

Source: Boulder County assessment roll, as of June 15, 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		$76,309 (+8.8%) Land $57,548 Building $18,761	$1,122,200 (-) Land $846,300 Building $275,900
2025	$6,687.00 (+15.31%)	$70,138 (-1%) Land $52,894 Building $17,244	$1,122,200 (+6.13%) Land $846,300 Building $275,900
2023	$5,799.00 (+14.06%)	$70,846 (+31.33%) Land $60,702 Building $10,144	$1,057,400 (+36.23%) Land $906,000 Building $151,400
2022	$5,084.00	$53,946 Land $44,647 Building $9,299	$776,200 Land $642,400 Building $133,800

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
Flood Insurance Cost	Premium on Record median of 34 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	34 in force
Nearby Flood Claims	17 (1980–2015)
Claims Outside the SFHA	7 of 17
Most Recent Claim	May 2015 · Severe Storms, Tornadoes, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 11 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	Moderate above 53% of the US · lower than 63% of Colorado
Wildfire Likelihood	0.1% 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 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 515 locations within half a mile, as of December 31, 2025

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

May also be available: AT&T.

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