3933 15th St, Boulder, CO 80304 Property Records

Boulder County property record for 3933 15th St, Boulder, CO 80304

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.5 ba · 2,953 sqft · built 1994
Lot Size	0.168 acres (7,319 sqft)
Owner	2 Individual Names on File
Last Sale	$740,000 (Aug 2012)
Tax Bill	$9,851 (2025)
Deeds & Mortgages	May 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`1463-18-3-48-028`

Property Details

APN / Parcel Number

Primary APN	`1463-18-3-48-028`
Alternative APNs	`R0114253` `0114253`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	9 Rooms
Stories	2 Stories
Building Area	2,953 sqft Living Area
Gross Area	3,353 sqft
1st Floor Area	1,037 sqft
Upper Floors Area	1,160 sqft
Basement Area	756 sqft
Finished Basement	756 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1994
Effective Year Built	Effective 2000
Architectural Style	A-Frame
Exterior Material	Wood Shingle
Construction Type	Frame
Roof Material	Asphalt
Lot Area	7,319 sqft (0.168 acres)
Garage Type	Attached
Garage Area	400 sqft
Parking Spaces	2 Parking Spaces
Porch	Porch
Porch Area	80 sqft
Deck Area	117 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0114253
Street Address	3933 15TH ST
City	BOULDER
State	CO
Zip	80304-1101
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 28 ORCHARD PARK PER LOT LINE ADJ 1405917 3/94
Legal Range	70
Legal Township	1N
Legal Section	18
Legal Subdivision	ORCHARD PARK - BO
Legal Block	3
Legal Lot Number	28
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	3
Census Block	3005
Census Tract	12105

Owner

Source: Boulder County records · APN 1463-18-3-48-028

Assessment roll updated June 15, 2026 · Last verified June 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	3933 15TH ST, BOULDER, CO 80304-1101
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Aug 03, 2012 · Amount on Record
Deed Sale	Aug 03, 2012 · Amount on Record
Prior Sale	Oct 31, 1994 · Amount on Record
Deed Document Number	20123241928
Prior Transfer Date	Jun 30, 1994
Prior Transfer Doc	0001443942
Record Updated	Sep 20, 2026

May 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	3933 15TH ST, BOULDER, CO 80304-1101
Transaction Type	Mortgage
Record Updated	Jun 09, 2021
Title Company	FIRST AMERICAN TITLE, FIRST AMERICAN TITLE INS CO

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003888304
Date	May 26, 2021
Instrument	3888304

Lender

Name	CHERRY CREEK MORTGAGE CO INC
Type	Mortgage Company
Address	ENGLEWOOD, CO 80111

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	121 Months
Due	Jun 01, 2031

Tax Assessment & Valuation

Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified June 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

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.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$112,411 (+8.8%) Land $49,640 Building $62,771	$1,653,100 (-) Land $730,000 Building $923,100
2025	$9,851.00 (+1.15%)	$103,319 (-11.28%) Land $45,625 Building $57,694	$1,653,100 (-4.9%) Land $730,000 Building $923,100
2023	$9,739.00 (+16.44%)	$116,459 (+29.3%) Land $47,161 Building $69,298	$1,738,200 (+34.12%) Land $703,900 Building $1,034,300
2022	$8,364.00	$90,072 Land $38,051 Building $52,021	$1,296,000 Land $547,500 Building $748,500

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Boulder County (08013C), as of October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130121053, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

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

Wildfire

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 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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

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

May also be available: T-Mobile USA, Verizon.

Based on FCC filings for 482 locations within half a mile of this property.

Cell Coverage

5G (outdoors only) and 4G LTE

Drinking Water

Source: EPA Safe Drinking Water Information System, water system CO0107152, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	CITY OF BOULDER serves 166,080 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.