3350 25th St, Boulder, CO 80304 Property Records

Boulder County property record for 3350 25th St, Boulder, CO 80304

Property Summary

Property Type	Single Family Home
Details	3 bd · 1.75 ba · 1,598 sqft · built 1954
Lot Size	0.337 acres (14,670 sqft)
Owner	2 Individual Names on File
Last Sale	$28,500 (May 1975)
Tax Bill	$7,284 (2025)
Deeds & Mortgages	Feb 2018 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`1463-19-4-01-006`

Property Details

APN / Parcel Number

Primary APN	`1463-19-4-01-006`
Alternative APNs	`R0000433` `0000433`

Interior

Bedrooms	3 Beds
Full Baths	1.75 Baths
Half Baths	1 Half Bath
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,598 sqft Living Area
Gross Area	2,304 sqft
1st Floor Area	1,598 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1954
Effective Year Built	Effective 1988
Architectural Style	Ranch
Exterior Material	Brick Veneer
Construction Type	Masonry / Concrete Block
Roof Material	Asphalt
Lot Area	14,670 sqft (0.337 acres)
Garage Type	Attached
Garage Area	508 sqft
Parking Spaces	2 Parking Spaces
Porch	Enclosed Porch
Porch Area	198 sqft
Patio Area	725 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0000433
Street Address	3350 25TH ST
City	BOULDER
State	CO
Zip	80304-2348
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	N 76 FT OF S 151 FT LOT 5 BROAD ACRES
Legal Range	70
Legal Township	1N
Legal Section	19
Legal Subdivision	BROADACRES - BO
Legal Block	3
Legal Lot Number	5
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	3
Census Block	3000
Census Tract	12107

Owner

Source: Boulder County records · APN 1463-19-4-01-006

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	3350 25TH ST, BOULDER, CO 80304-2348
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	May 28, 1975 · Amount on Record
Deed Sale	May 28, 1975 · Amount on Record
Deed Document Number	1975139166
Record Updated	Sep 20, 2026

February 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	3350 25TH ST, BOULDER, CO 80304-2348
Document Number	0003639507
Instrument Date	Feb 01, 2018
Transaction Type	Mortgage
Record Updated	Feb 13, 2018

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3350 25TH ST BOULDER CO 803042348, BOULDER, CO 80304-2348

Mortgage

Document Number	0003639507
Date	Feb 06, 2018
Instrument	3639507

Lender

Name	ELEVATIONS CU
Address	BOULDER, CO 80301

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	240 Months
Due	Feb 05, 2038

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 and are not market price estimates.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$89,923 (+8.8%) Land $80,931 Building $8,992	$1,322,400 (-) Land $1,190,160 Building $132,240
2025	$7,284.00 (+3.5%)	$82,650 (-10.05%) Land $74,385 Building $8,265	$1,322,400 (-3.57%) Land $1,190,160 Building $132,240
2023	$7,038.00 (+16.97%)	$91,884 (+28.06%) Land $79,174 Building $12,710	$1,371,400 (+32.84%) Land $1,181,700 Building $189,700
2022	$6,017.00	$71,752 Land $60,674 Building $11,078	$1,032,400 Land $873,000 Building $159,400

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 080130121073, 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
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	7 in force

Wildfire

Wildfire Risk	Low lower than 98% of the US · lower than 99.2% of Colorado
Wildfire Likelihood	Under 0.01% annual chance
Exposure	Direct burnable vegetation at the parcel

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)
Ayva Fixed Wireless	2,500 / 2,500
Xfinity Cable	2,000 / 250
Live Wire Networks Fixed Wireless	250 / 100
Lumen Technologies DSL · Fiber in parts of the area	140 / 20

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

Based on FCC filings for 533 locations within half a mile of this property.

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.