770 12th St, Boulder, CO 80302 Property Records

Boulder County property record for 770 12th St, Boulder, CO 80302 · Last verified June 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	3 Beds
Bathrooms	4 Baths
Year Built	Built 1992
Square Footage	3,302 sqft Living Area
Lot Size	7,723 sqft (0.177 acres)
Occupancy	Owner Occupied
Last Sale	$965,000 (2013)
Tax Bill	$12,938.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`1463-31-3-31-002`
Alternative APNs	`R0000889` `0000889`

Interior

Bedrooms	3 Beds
Full Baths	4 Baths
Partial Baths	3 Partial Baths
Total Rooms	9 Rooms
Building Area	3,302 sqft Living Area
Gross Area	3,892 sqft Gross Area
1st Floor	1,390 sqft 1st Floor
Upper Floors	1,102 sqft Upper Floors
Basement Area	1,075 sqft Basement
Finished Basement	810 sqft Finished
Unfinished Basement	265 sqft Unfinished
Stories	2 Stories
Interior Structure	Wallboard/Drywall Interior Structure

Exterior

Year Built	Built 1935
Effective Year Built	Effective 1992
Exterior Material	Combination Exterior
Construction Type	Masonry/Concrete Masonry Units (CMUs) Construction
Roof Material	Asphalt Roof
Lot Area	7,723 sqft (0.177 acres)
Parking Spaces	1 Parking Spaces
Garage Type	Attached Garage
Garage Area	325 sqft Garage
Deck Area	353 sqft Deck
Porch	Porch
Porch Area	45 sqft Porch

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Forced Air with Air Conditioning Heating

Location & Zoning

Account Number	R0000889
Street Address	770 12TH ST
City	BOULDER
State	CO
Zip	80302-7519
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	LOTS 4-5 & N 1/2 LOT 6 BLK 33 UNIVERSITY PLACE
Legal Range	70
Legal Township	1N
Legal Section	31
Legal Subdivision	UNIVERSITY PLACE - BO
Legal Block	33
Legal Lot Number	4
Jurisdiction	BOULDER CO
Minor Civil Division	BOULDER
Census Blockgroup	3
Census Block	3011
Census Tract	12401

Owner

Source: Boulder County records · APN 1463-31-3-31-002

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 Individuals Owners
Mailing Address	770 12TH ST, BOULDER, CO 80302-7519
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 Mar 20, 2013 Deed Sale Price on Mar 20, 2013 Prior Sale Amount on Jul 19, 2004
Deed Doc Number	20133298212
Prior Transfer Date	May 22, 1998
Prior Transfer Doc	0001813045
Record Refreshed	Sep 20, 2026

April 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	770 12TH ST, BOULDER, CO 80302-7519
Transaction Type	Mortgage
Record Updated	Apr 13, 2021
Title Company	SERVICELINK

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003874326
Date	Apr 05, 2021
Instrument	3874326

Lender

Name	BANK OF AMERICA NA
Type	Bank
Address	CHARLOTTE, NC 28255

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	180 Months
Due	Apr 01, 2036

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		$147,635 (+8.8%) Land $66,633 Building $81,002	$2,171,100 (-) Land $979,900 Building $1,191,200
2025	$12,938.00 (+4.6%)	$135,694 (-7.64%) Land $61,244 Building $74,450	$2,171,100 (-0.99%) Land $979,900 Building $1,191,200
2023	$12,369.00 (+15.63%)	$146,918 (+27.54%) Land $62,404 Building $84,514	$2,192,800 (+32.3%) Land $931,400 Building $1,261,400
2022	$10,697.00	$115,196 Land $51,131 Building $64,065	$1,657,500 Land $735,700 Building $921,800