1730 Mapleton Ave, Boulder, CO 80304 Property Records

Boulder County property record for 1730 Mapleton Ave, Boulder, CO 80304 · Last verified June 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	4 Beds
Bathrooms	1 Baths
Year Built	Built 1985
Square Footage	2,727 sqft Living Area
Lot Size	5,119 sqft (0.118 acres)
Occupancy	Owner Occupied
Last Sale	$424,500 (2002)
Tax Bill	$10,428.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`1463-30-2-30-006`
Alternative APNs	`R0004773` `0004773`

Interior

Bedrooms	4 Beds
Full Baths	1 Baths
Total Rooms	7 Rooms
Building Area	2,727 sqft Living Area
1st Floor	1,215 sqft 1st Floor
Upper Floors	1,053 sqft Upper Floors
Basement Area	459 sqft Basement
Finished Basement	459 sqft Finished
Stories	2 Stories
Interior Structure	Wallboard/Drywall Interior Structure

Exterior

Year Built	Built 1900
Effective Year Built	Effective 1985
Exterior Material	Combination Exterior
Construction Type	Masonry/Concrete Masonry Units (CMUs) Construction
Roof Material	Asphalt Roof
Lot Area	5,119 sqft (0.118 acres)
Parking Spaces	1 Parking Spaces
Garage Area	200 sqft Garage

Exterior Amenities

Total Buildings	2 Total Buildings
Deck Area	90 sqft Deck
Porch	Porch
Porch Area	52 sqft Porch

Utilities and HVAC

Heating System	Forced Air with Air Conditioning Heating

Location & Zoning

Account Number	R0004773
Street Address	1730 MAPLETON AVE
City	BOULDER
State	CO
Zip	80304-4262
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	E 2/3 LOT 4 BLK 21 BOULDER NORTH & PT VAC STREET
Legal Range	70
Legal Township	1N
Legal Section	30
Legal Subdivision	BOULDER O T EAST & WEST & NORTH - BO
Legal Block	21
Legal Lot Number	4
Jurisdiction	BOULDER CO
Minor Civil Division	BOULDER
Census Blockgroup	1
Census Block	1021
Census Tract	12205

Owner

Source: Boulder County records · APN 1463-30-2-30-006

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 Individuals Owners
Mailing Address	1730 MAPLETON AVE, BOULDER, CO 80304-4262
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
Known Transactions	Last Sale Amount on Jul 25, 2002 Deed Sale Price on Jul 25, 2002 Prior Sale Amount on Apr 18, 1975
Deed Doc Number	20022311318
Last Transfer Date	Jul 28, 2005
Transfer Doc	0002712737
Record Refreshed	Sep 20, 2026

December 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	1730 MAPLETON AVE, BOULDER, CO 80304-4262
Transaction Type	Mortgage
Record Updated	Feb 09, 2026
Title Company	WFT NATIONAL TITLE, WFG NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1730 MAPLETON AVE, BOULDER, CO 80304-4262

Mortgage

Document Number	0003935399
Date	Dec 20, 2021
Instrument	3935399

Lender

Name	ELEVATIONS CU
Type	Credit Union
Address	BOULDER, CO 80301

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jan 01, 2052

Interest

Rate Type	Adjustable Rate
Rate	1.87%
Adjustable	Document includes a rider for adjustable-rate mortgage with a specific rate change date.
Type Change Date	Jan 01, 2029
Change Frequency	6 Months
Min Rate At Change	2.75%
Max Rate At Change	6.87%
Index	Other
Max Rate	6.87%

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		$119,000 (+8.8%) Land $62,438 Building $56,562	$1,750,000 (-) Land $918,200 Building $831,800
2025	$10,428.00 (+3.09%)	$109,376 (-9.47%) Land $57,388 Building $51,988	$1,750,000 (-2.96%) Land $918,200 Building $831,800
2023	$10,115.00 (+18.94%)	$120,821 (+31.93%) Land $60,434 Building $60,387	$1,803,300 (+36.85%) Land $902,000 Building $901,300
2022	$8,504.00	$91,580 Land $47,163 Building $44,417	$1,317,700 Land $678,600 Building $639,100