2119 Mariposa Ave, Boulder, CO 80302 Property Records

Boulder County property record for 2119 Mariposa Ave, Boulder, CO 80302

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 831 sqft · built 1940
Lot Size	0.154 acres (6,719 sqft)
Owner	2 Individual Names on File
Last Sale	$910,000 (Jan 2026)
Tax Bill	$5,896 (2025)
Deeds & Mortgages	Jan 2026 Sale Apr 2021 Sale + 3 more
Flood Zone	Zone X (moderate risk)
APN	`1577-06-1-07-006`

Property Details

APN / Parcel Number

Primary APN	`1577-06-1-07-006`
Alternative APNs	`R0005395` `0005395`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	4 Rooms
Stories	1 Story
Building Area	831 sqft Living Area
1st Floor Area	831 sqft
Interior Walls	Plaster

Exterior

Year Built	Built 1940
Effective Year Built	Effective 1960
Architectural Style	Ranch
Exterior Material	Combination
Construction Type	Masonry / Concrete Block
Lot Area	6,719 sqft (0.154 acres)
Garage Type	Detached
Garage Area	484 sqft
Parking Spaces	2 Parking Spaces
Porch	Porch
Porch Area	72 sqft

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0005395
Street Address	2119 MARIPOSA AVE
City	BOULDER
State	CO
Zip	80302-7936
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 7 BLK 5 INTERURBAN PARK
Legal Range	70
Legal Township	1S
Legal Section	06
Legal Subdivision	INTERURBAN PARK - BO
Legal Block	5
Legal Lot Number	7
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1014
Census Tract	12505

Owner

2119 Mariposa Ave is owned by two individuals who bought it in January 2026.

Source: Boulder County records, as of October 1, 2026

Owner of Record	2 Individual Names on File
Mailing Address	3086 4TH ST, BOULDER, CO 80304-2543
Owner Type	Individual
Vesting	Joint Tenants

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Jan 20, 2026	Warranty Deed, Transfer LAND TITLE GUARANTY COMPANY IN, LAND TITLE GUARANTEE COMPANY
Apr 7, 2021	Personal Representative Deed, Transfer
Apr 7, 2021	Special Warranty Deed, Transfer HERITAGE TITLE COMPANY, HERITAGE TITLE CO
Mar 30, 2021	Deed of Distribution, Transfer
Apr 7, 2021	Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jan 20, 2026 · Amount on File
Deed Sale	Jan 20, 2026 · Amount on File
Prior Sale	Apr 7, 2021 · Amount on File
Deed Document Number	20264117143
Prior Transfer Date	Mar 19, 2021
Prior Transfer Doc	0003872756
Record Updated	Oct 29, 2026

January 2026: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Jan 20, 2026
Property Address	2119 MARIPOSA AVE, BOULDER, CO 80302-7936
Document Number	0004117143
Instrument Date	Jan 20, 2026
Instrument	4117143
Transaction Type	Transfer
Record Updated	Feb 6, 2026
Title Company	LAND TITLE GUARANTY COMPANY IN, LAND TITLE GUARANTEE COMPANY

Transaction

Amount	Amount on Record
Tax	$91.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	2119 MARIPOSA AVE, BOULDER, CO 80302-7936

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	3086 4TH ST, BOULDER, CO 80304-2543

April 2021: Personal Representative Deed, Transfer

Document Type	Personal Representative Deed
Jurisdiction	BOULDER CO
Recording Date	Apr 7, 2021
Property Address	2119 MARIPOSA AVE, BOULDER, CO 80302-7936
Document Number	0003875029
Instrument Date	Apr 5, 2021
Instrument	3875029
Transaction Type	Transfer
Record Updated	Mar 31, 2022

Transaction

Amount	Amount on Record
Tax	$28.33
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2119 MARIPOSA AVE, BOULDER, CO 80302-7936

April 2021: Special Warranty Deed, Transfer

Document Type	Special Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Apr 7, 2021
Property Address	2119 MARIPOSA AVE, BOULDER, CO 80302-7936
Document Number	0003875032
Instrument Date	Apr 5, 2021
Instrument	3875032
Transaction Type	Transfer
Record Updated	Mar 31, 2022
Title Company	HERITAGE TITLE COMPANY, HERITAGE TITLE CO

Transaction

Amount	Amount on Record
Tax	$56.67
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants in Severalty
Address	2119 MARIPOSA AVE, BOULDER, CO 80302-7936

March 2021: Deed of Distribution, Transfer

Document Type	Deed of Distribution
Jurisdiction	BOULDER CO
Recording Date	Mar 30, 2021
Property Address	2119 MARIPOSA AVE, BOULDER, CO 80302-7936
Document Number	0003872756
Instrument Date	Mar 19, 2021
Instrument	3872756
Transaction Type	Transfer
Record Updated	Mar 31, 2022

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	7630 SPRING DR, BOULDER, CO 80303-5035

April 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	BOULDER CO
Recording Date	Apr 7, 2021
Property Address	2119 MARIPOSA AVE, BOULDER, CO 80302-7936
Document Number	0003875027
Instrument Date	Mar 19, 2021
Instrument	3875027
Transaction Type	Transfer
Record Updated	Mar 31, 2022

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	7630 SPRING DR, BOULDER, CO 80303-5035

Tax Assessment & Valuation

The 2025 property tax bill for 2119 Mariposa Ave was $5,896.

Source: Boulder County assessment roll, as of September 18, 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		$55,797 (-9.78%) Land $55,797	$890,550 (-1%) Land $890,550
2025	$5,896.00	$61,843 Land $55,659 Building $6,184	$989,500 Land $890,550 Building $98,950
2023	$5,049.00 (+2.89%)	$62,156 (+17.61%) Land $55,940 Building $6,216	$927,700 (+22%) Land $834,930 Building $92,770
2022	$4,907.00	$52,848 Land $47,563 Building $5,285	$760,400 Land $684,360 Building $76,040

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

FEMA maps place 2119 Mariposa Ave in Zone X, an area of moderate flood risk, within 100 ft of a high-risk flood zone.

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 moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on File median of 15 policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	15 in force
Nearby Flood Claims	12 (1994–2013)
Claims Outside the SFHA	4 of 12
Most Recent Claim	Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 10 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

Wildfire risk around 2119 Mariposa Ave is low, with a 0.05% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 62% of the US · lower than 78% of Colorado
Wildfire Likelihood	0.05% 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 481 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
Verizon Fixed Wireless	300 / 20
LiveWireNet Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: Magnolia Road Internet Cooperative.

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