4048 57th St, Boulder, CO 80301 Property Records

Boulder County property record for 4048 57th St, Boulder, CO 80301

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.5 ba · 3,517 sqft · built 1993
Lot Size	3.12 acres (136,201 sqft)
Owner	2 Individual Names on File
Last Sale	$1,535,000 (Jun 2017)
Tax Bill	$12,736 (2025)
Deeds & Mortgages	Jun 2017 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`1463-15-0-10-002`

Property Details

APN / Parcel Number

Primary APN	`1463-15-0-10-002`
Alternative APNs	`R0110527` `0110527`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	9 Rooms
Stories	1 Story
Building Area	3,517 sqft Living Area
Gross Area	4,347 sqft
1st Floor Area	1,669 sqft
Upper Floors Area	1,848 sqft
Basement Area	1,669 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1993
Effective Year Built	Effective 1998
Architectural Style	A-Frame
Exterior Material	Combination
Construction Type	Frame
Roof Material	Asphalt
Lot Area	136,201 sqft
Garage Type	Attached
Garage Area	830 sqft
Parking Spaces	3 Parking Spaces

Exterior Amenities

Porch	Porch
Porch Area	198 sqft
Shed	1 Shed
Total Buildings	3 Buildings

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0110527
Street Address	4048 57TH ST
City	BOULDER
State	CO
Zip	80301-3022
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 2 MAGGIES FARM NUPUD
Legal Range	70
Legal Township	1N
Legal Section	15
Legal Subdivision	MAGGIES FARM SUB - BO
Legal Block	1
Legal Lot Number	2
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1020
Census Tract	12707

Owner

Source: Boulder County records · APN 1463-15-0-10-002

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	4048 57TH ST, BOULDER, CO 80301-3022
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	Jun 23, 2017 · Amount on Record
Deed Sale	Jun 23, 2017 · Amount on Record
Prior Sale	Oct 19, 1992 · Amount on Record
Deed Document Number	20173599647
Record Updated	Sep 20, 2026

June 2017: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Jun 23, 2017
Property Address	4048 57TH ST, BOULDER, CO 80301-3022
Document Number	0003599647
Instrument Date	Jun 22, 2017
Instrument	3599647
Transaction Type	Transfer
Record Updated	Mar 31, 2022
Title Company	LAND TITLE GUARANTEE CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$153.50
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	4048 57TH ST, BOULDER, CO 80301-3022

Mortgage

Document Number	0003599648
Date	Jun 23, 2017
Instrument	3599648

Lender

Name	DSW MORTGAGE INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jul 01, 2047

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
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		$138,822 (+8.8%) Land $60,302 Building $78,520	$2,041,500 (-) Land $886,800 Building $1,154,700
2025	$12,736.00 (-2.56%)	$127,594 (-13.68%) Land $55,425 Building $72,169	$2,041,500 (-7.46%) Land $886,800 Building $1,154,700
2023	$13,070.00 (+28.63%)	$147,809 (+41.5%) Land $38,197 Building $109,612	$2,206,100 (+46.78%) Land $570,100 Building $1,636,000
2022	$10,161.00	$104,457 Land $30,726 Building $73,731	$1,502,980 Land $442,100 Building $1,060,880

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of October 14, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · 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 34 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	34 in force
Nearby Flood Claims	31 (1992–2013)
Claims Outside the SFHA	6 of 31
Most Recent Claim	Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 25 claims

Wildfire

Wildfire Risk	Moderate above 69% of the US · above 63% of Colorado
Wildfire Likelihood	0.3% 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	1,200 / 35
Verizon Fixed Wireless	300 / 20

May also be available: Live Wire Networks.

Based on FCC filings for 25 locations within half a mile of this property.

Drinking Water

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

Water System	LEFT HAND WD serves 20,280 people
Water Source	Surface water
Last State Inspection	Jun 2022
Lead	1 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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.