4160 17th St, Boulder, CO 80304 Property Records

Boulder County property record for 4160 17th St, Boulder, CO 80304

Property Summary

Property Type	Single Family Home
Details	3 bd · 3 ba · 2,932 sqft · built 2001
Lot Size	0.171 acres (7,431 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,100,000 (Jan 2019)
Tax Bill	$10,853 (2025)
Deeds & Mortgages	Oct 2019 Mortgage Jan 2019 Sale & Mortgage
Flood Zone	Zone AE (high risk)
APN	`1463-18-3-60-002`

Property Details

APN / Parcel Number

Primary APN	`1463-18-3-60-002`
Alternative APNs	`R0032908` `0032908`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Total Rooms	9 Rooms
Stories	2 Stories
Building Area	2,932 sqft Living Area
1st Floor Area	1,506 sqft
Upper Floors Area	1,426 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 2001
Effective Year Built	Effective 2010
Architectural Style	A-Frame
Exterior Material	Combination
Construction Type	Frame
Roof Material	Other
Lot Area	7,431 sqft (0.171 acres)
Garage Type	Detached
Garage Area	575 sqft

Exterior Amenities

Porch	Porch
Porch Area	123 sqft
Deck Area	42 sqft
Total Buildings	2 Buildings

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Heat Pump

Location & Zoning

Account Number	R0032908
Street Address	4160 17TH ST
City	BOULDER
State	CO
Zip	80304-0843
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 2 IMPOSSIBLE
Legal Range	70
Legal Township	1N
Legal Section	18
Legal Subdivision	IMPOSSIBLE - BO
Legal Block	3
Legal Lot Number	2
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	3
Census Block	3000
Census Tract	12105

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	4160 17TH ST, BOULDER, CO 80304-0843
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Oct 3, 2019	Deed of Trust, Mortgage · Conventional Mortgage GUARANTEED RATE AFFINITY LLC
Jan 14, 2019	Warranty Deed, Transfer · Conventional Mortgage GUARANTEED RATE AFFINITY LLC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jan 14, 2019 · Amount on Record
Deed Sale	Jan 14, 2019 · Amount on Record
Prior Sale	Jul 12, 2012 · Amount on Record
Deed Document Number	20193693908
Transfer Doc	0001355265
Record Updated	Oct 29, 2026

October 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	4160 17TH ST, BOULDER, CO 80304-0843
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	LAND TITLE GUARANTEE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003740315
Date	Oct 3, 2019
Instrument	3740315

Lender

Name	GUARANTEED RATE AFFINITY LLC
Type	Non-Lending Institution
Address	CHICAGO, IL 60613

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Oct 1, 2049

January 2019: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Jan 14, 2019
Property Address	4160 17TH ST, BOULDER, CO 80304-0843
Document Number	0003693908
Instrument Date	Jan 11, 2018
Instrument	3693908
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	$110.00
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	4160 17TH ST, BOULDER, CO 80304-0843

Mortgage

Document Number	0003693909
Date	Jan 14, 2019
Instrument	3693909

Lender

Name	GUARANTEED RATE AFFINITY LLC
Type	Non-Lending Institution

Agreement

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

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		$119,088 (+4.62%) Land $45,254 Building $73,834	$1,821,300 (-) Land $735,500 Building $1,085,800
2025	$10,853.00 (+3.52%)	$113,832 (-9%) Land $45,969 Building $67,863	$1,821,300 (-2.45%) Land $735,500 Building $1,085,800
2023	$10,484.00 (+21.91%)	$125,096 (+35.08%) Land $46,793 Building $78,303	$1,867,100 (+40.12%) Land $698,400 Building $1,168,700
2022	$8,600.00	$92,609 Land $37,940 Building $54,669	$1,332,500 Land $545,900 Building $786,600

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 AE high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	Varies along the reach; see FIRM
Flood Insurance Requirement	Required federally backed loans
Flood Insurance Cost	Premium on Record median of 32 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	32 in force
Nearby Flood Claims	26 (2005–2015)
Claims Outside the SFHA	10 of 26
Most Recent Claim	May 2015 · Severe Storms, Tornadoes, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 23 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 62% of the US · lower than 79% of Colorado
Wildfire Likelihood	0.07% annual chance
Exposure	Direct burnable vegetation

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

Provider	Max Down / Up (Mbps)
Ayva Networks Fixed Wireless	2,500 / 2,500
Xfinity Cable	2,000 / 250
LiveWireNet Fixed Wireless	250 / 100
CenturyLink DSL · Fiber in parts of the area	140 / 20
AT&T Fixed Wireless	100 / 20

Cell Coverage

5G (outdoors only) and 4G LTE

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