1400 Mariposa Ave, Boulder, CO 80302 Property Records

Boulder County property record for 1400 Mariposa Ave, Boulder, CO 80302 · Last verified June 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	3 Beds
Bathrooms	1 Baths
Year Built	Built 2005
Square Footage	2,463 sqft Living Area
Lot Size	12,654 sqft (0.291 acres)
Occupancy	Owner Occupied
Last Sale	$945,000 (2006)
Tax Bill	$15,043.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`1577-06-2-29-004`
Alternative APNs	`R0004237` `0004237`

Interior

Bedrooms	3 Beds
Full Baths	1 Baths
Total Rooms	6 Rooms
Building Area	2,463 sqft Living Area
Gross Area	3,063 sqft Gross Area
1st Floor	2,463 sqft 1st Floor
Stories	1 Stories
Interior Structure	Wallboard/Drywall Interior Structure

Exterior

Year Built	Built 1965
Effective Year Built	Effective 2005
Architectural Style	Ranch Style
Exterior Material	Combination Exterior
Construction Type	Masonry/Concrete Masonry Units (CMUs) Construction
Roof Material	Asphalt Roof
Lot Area	12,654 sqft (0.291 acres)
Parking Spaces	2 Parking Spaces
Garage Type	Attached Garage
Garage Area	600 sqft Garage

Exterior Amenities

Deck Area	347 sqft Deck
Patio Area	1,151 sqft Patio
Porch	Porch
Porch Area	187 sqft Porch

Utilities and HVAC

Heating System	Forced Air with Air Conditioning Heating

Location & Zoning

Account Number	R0004237
Street Address	1400 MARIPOSA AVE
City	BOULDER
State	CO
Zip	80302-7844
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	LOT 4 BLK 2 BELLEVUE PARK REPLAT
Legal Range	70
Legal Township	1S
Legal Section	06
Legal Subdivision	BELLEVUE PARK REPLAT - BO
Legal Block	2
Legal Lot Number	4
Jurisdiction	BOULDER CO
Minor Civil Division	BOULDER
Census Blockgroup	2
Census Block	2011
Census Tract	12505

Owner

Source: Boulder County records · APN 1577-06-2-29-004

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	1400 MARIPOSA AVE, BOULDER, CO 80302-7844
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Oct 12, 2006 · Amount on Record
Deed Sale	Oct 12, 2006 · Amount on Record
Prior Sale	Jan 07, 1983
Deed Doc Number	20062811275
Prior Transfer Date	Oct 29, 2003
Prior Transfer Doc	0002522451
Record Refreshed	Sep 20, 2026

October 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	1400 MARIPOSA AVE, BOULDER, CO 80302-7844
Transaction Type	Mortgage
Record Updated	Feb 05, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003823455
Date	Oct 13, 2020
Instrument	3823455

Lender

Name	AMERISAVE MORTGAGE CORP
Type	Mortgage Company
Address	ATLANTA, GA 30305

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Nov 01, 2050

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		$178,452 (+8.8%) Land $136,122 Building $42,330	$2,624,300 (-) Land $2,001,800 Building $622,500
2025	$15,043.00 (+6.54%)	$164,019 (-5.67%) Land $125,113 Building $38,906	$2,624,300 (+1.12%) Land $2,001,800 Building $622,500
2023	$14,119.00 (+16.27%)	$173,879 (+26.26%) Land $129,076 Building $44,803	$2,595,200 (+30.97%) Land $1,926,500 Building $668,700
2022	$12,143.00	$137,715 Land $108,900 Building $28,815	$1,981,500 Land $1,566,900 Building $414,600

Flood & Wildfire

1400 Mariposa Ave is in FEMA Zone X, outside the Special Flood Hazard Area, with direct wildfire exposure (High risk).

Flood

Source: FEMA National Flood Hazard Layer · Boulder County (08013C), updated October 14, 2026

FEMA Flood Zone	Zone X minimal flood hazard · outside the 0.2% annual chance floodplain
Special Flood Hazard Area	No
Nearest Special Flood Hazard Area	Zone AE, within 500 ft

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire Risk to Homes	High 74th percentile of exposed land nationally · 72nd in Colorado
Wildfire Likelihood	High — about 1 in 271 per year
Exposure	Direct burnable vegetation at the parcel

Values are read at the parcel center point; lenders make the official flood determination.