2526 4th St, Boulder, CO 80304 Property Records

Boulder County property record for 2526 4th St, Boulder, CO 80304

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 840 sqft · built 1961
Lot Size	0.082 acres (3,574 sqft)
Owner	Individual Name on Record
Last Sale	$490,900 (May 2007)
Tax Bill	$7,076 (2025)
Deeds & Mortgages	Feb 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`1461-25-1-01-010`

Property Details

APN / Parcel Number

Primary APN	`1461-25-1-01-010`
Alternative APNs	`R0002803` `0002803`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	6 Rooms
Stories	1 Story
Building Area	840 sqft Living Area
1st Floor Area	840 sqft
Basement Area	442 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1961
Effective Year Built	Effective 1995
Architectural Style	Ranch
Exterior Material	Wood Shingle
Construction Type	Frame
Roof Material	Asphalt
Lot Area	3,574 sqft (0.082 acres)
Garage Type	Detached
Garage Area	444 sqft
Parking Spaces	1 Parking Space
Porch	Porch
Porch Area	50 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0002803
Street Address	2526 4TH ST
City	BOULDER
State	CO
Zip	80304-3903
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	W 20 FT OF S 50 FT LOT 12 & S 50 FT OF LOTS 13-14 & S 50 FT OF E 10 FT LOT 15 BLK 10 MAXWELLS
Legal Range	71
Legal Township	1N
Legal Section	25
Legal Subdivision	MAXWELLS - BO
Legal Block	10
Legal Lot Number	12
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	4
Census Block	4003
Census Tract	12101

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	Individual Name on Record
Mailing Address	2045 MAPLETON AVE, BOULDER, CO 80304-4270
Owner Type	Individual
Vesting	Unmarried Woman

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	May 29, 2007 · Amount on Record
Deed Sale	May 29, 2007 · Amount on Record
Prior Sale	Nov 18, 2003 · Amount on Record
Deed Document Number	20072858187
Last Transfer Date	Aug 2, 2024
Transfer Doc	0004056977
Record Updated	Sep 20, 2026

February 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	2526 4TH ST, BOULDER, CO 80304-3903
Transaction Type	Mortgage
Record Updated	Jun 8, 2026
Title Company	TITLE SOURCES INC, TITLE SOURCE INC

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003855108
Date	Feb 1, 2021
Instrument	3855108

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Feb 1, 2051

Interest

Rate Type	Adjustable Rate
Rate	2.62%
Adjustable	Adjustable Rate Rider
Type Change Date	Feb 1, 2031
Min Rate At Change	3%
Max Rate At Change	7.62%
Index	Other
Margin	3
Max Rate	7.62%

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		$79,826 (+8.8%) Land $71,843 Building $7,983	$1,173,900 (-) Land $1,056,510 Building $117,390
2025	$7,076.00 (-2.9%)	$73,369 (-14.4%) Land $66,032 Building $7,337	$1,173,900 (-8.24%) Land $1,056,510 Building $117,390
2024	$7,287.00 (+1.8%)
2023	$7,158.00 (+14.35%)	$85,713 (+28.68%) Land $75,891 Building $9,822	$1,279,300 (+33.48%) Land $1,132,700 Building $146,600
2022	$6,260.00	$66,609 Land $51,604 Building $15,005	$958,400 Land $742,500 Building $215,900

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
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	15 units insured incl. 9 condo units
Nearby Flood Claims	2 (2013)
Most Recent Claim	Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides

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	High above 77% of the US · above 78% of Colorado
Wildfire Likelihood	0.4% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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

Provider	Max Down / Up (Mbps)
Ayva Networks Fixed Wireless	2,500 / 2,500
CenturyLink Fiber · DSL in parts of the area	2,000 / 1,000
Xfinity Cable	2,000 / 250
LiveWireNet Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Verizon.

Nearby Properties on 4th St

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures