3845 17th St, Boulder, CO 80304 Property Records

Boulder County property record for 3845 17th St, Boulder, CO 80304

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.75 ba · 2,700 sqft · built 1982
Lot Size	0.185 acres (8,054 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,330,000 (Jul 2023)
Tax Bill	$7,815 (2025)
Deeds & Mortgages	Jul 2023 Sale & Mortgage Mar 2022 Sale
Flood Zone	Zone X (minimal risk)
APN	`1463-18-3-21-015`

Property Details

APN / Parcel Number

Primary APN	`1463-18-3-21-015`
Alternative APNs	`R0075841` `0075841`

Interior

Bedrooms	4 Beds
Full Baths	2.75 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	1 Story
Building Area	2,700 sqft Living Area
Gross Area	3,228 sqft
1st Floor Area	1,350 sqft
Basement Area	1,350 sqft
Finished Basement	1,350 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1982
Effective Year Built	Effective 1982
Architectural Style	Ranch
Exterior Material	Wood Shingle
Construction Type	Frame
Lot Area	8,054 sqft (0.185 acres)
Garage Type	Attached
Garage Area	528 sqft
Parking Spaces	2 Parking Spaces
Deck Area	85 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0075841
Street Address	3845 17TH ST
City	BOULDER
State	CO
Zip	80304-1251
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	E 34 FT OF S 52.80 FT LOT 7 & W 96 FT LESS N 145 FT LOT 8 & W 96 FT OF N 15.04 FT LOT 16 BLK 28 MOORES
Legal Range	70
Legal Township	1N
Legal Section	18
Legal Subdivision	MOORES & REPLAT LOT 15 BLK 30 - BO
Legal Block	28
Legal Lot Number	7
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	3
Census Block	3005
Census Tract	12105

Owner

Source: Boulder County records, 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 Record
Mailing Address	3845 17TH ST, BOULDER, CO 80304-1251
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Jul 6, 2023	Warranty Deed, Transfer · Conventional Mortgage MORGAN STANLEY PRIVATE BANK NA
Mar 3, 2022	Beneficiary Deed, Transfer

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 6, 2023 · Amount on Record
Deed Sale	Jul 6, 2023 · Amount on Record
Prior Sale	May 4, 1994 · Amount on Record
Deed Document Number	20234013402
Prior Transfer Date	Mar 2, 2022
Prior Transfer Doc	0003948379
Record Updated	Sep 20, 2026

July 2023: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Jul 6, 2023
Property Address	3845 17TH ST, BOULDER, CO 80304-1251
Document Number	0004013402
Instrument Date	Jun 25, 2023
Instrument	4013402
Transaction Type	Transfer
Record Updated	Aug 4, 2023
Title Company	LAND TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$133.00
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	3845 17TH ST, BOULDER, CO 80304-1251

Mortgage

Document Number	0004013403
Date	Jul 6, 2023
Instrument	4013403

Lender

Name	MORGAN STANLEY PRIVATE BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jul 1, 2053

March 2022: Beneficiary Deed, Transfer

Document Type	Beneficiary Deed
Jurisdiction	BOULDER CO
Recording Date	Mar 3, 2022
Property Address	3845 17TH ST, BOULDER, CO 80304-1251
Document Number	0003948379
Instrument Date	Mar 2, 2022
Instrument	3948379
Transaction Type	Transfer
Record Updated	Mar 22, 2022

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3845 17TH ST, BOULDER, CO 80304-1251

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		$89,182 (+8.8%) Land $52,074 Building $37,108	$1,311,500 (-) Land $765,800 Building $545,700
2025	$7,815.00 (-0.19%)	$81,969 (-11.66%) Land $47,863 Building $34,106	$1,311,500 (-5.3%) Land $765,800 Building $545,700
2024	$7,830.00 (+1.77%)
2023	$7,694.00 (+30.3%)	$92,789 (+31.54%) Land $49,473 Building $43,316	$1,384,900 (+36.44%) Land $738,400 Building $646,500
2022	$5,905.00	$70,543 Land $39,914 Building $30,629	$1,015,000 Land $574,300 Building $440,700

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 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 80% of the US · lower than 91% of Colorado
Wildfire Likelihood	0.02% 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 482 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
CenturyLink Fiber · DSL in parts of the area	8,000 / 8,000
Ayva Networks Fixed Wireless	2,500 / 2,500
Xfinity Cable	2,000 / 250
LiveWireNet Fixed Wireless	250 / 100

May also be available: T-Mobile, Verizon.

Cell Coverage

5G (outdoors only) and 4G LTE

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