747 12th St, Boulder, CO 80302 Property Records

Boulder County property record for 747 12th St, Boulder, CO 80302 · Last verified August 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	4 Beds
Bathrooms	1.75 Baths
Architecture Style	Ranch
Year Built	Built 1960
Square Footage	2,143 sqft Living Area
Lot Size	6,467 sqft (0.149 acres)
Last Sale	$810,000 (2017)
Tax Bill	$7,665.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`1463-31-3-45-002`
Alternative APN	`R0607234`

Interior

Bedrooms	4 Beds
Full Baths	1.75 Baths
Partial Baths	1 Partial Baths
Total Rooms	7 Rooms
Building Area	2,143 sqft Living Area
Gross Area	2,572 sqft Gross Area
1st Floor	1,298 sqft 1st Floor
Basement Area	1,274 sqft Basement
Stories	1 Stories
Interior Structure	Plaster Interior Structure

Exterior

Year Built	Built 1916
Effective Year Built	Effective 1960
Architectural Style	Ranch Style
Exterior Material	Combination Exterior
Construction Type	Masonry/Concrete Masonry Units (CMUs) Construction
Roof Material	Asphalt Roof
Lot Area	6,467 sqft (0.149 acres)
Patio Area	396 sqft Patio
Porch	1 Porch
Porch Area	91 sqft Porch

Utilities and HVAC

Heating System	Hot Water Heating

Location & Zoning

Account Number	R0607234
Street Address	747 12TH ST
City	BOULDER
State	CO
Zip	80302-7552
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	LOT 2 UNIVERSITY PLACE RPLT D
Legal Range	70
Legal Township	1N
Legal Section	31
Legal Subdivision	UNIVERSITY PLACE RPLT D
Legal Block	3
Legal Lot Number	2
Jurisdiction	BOULDER CO
Minor Civil Division	BOULDER
Census Blockgroup	3
Census Block	3010
Census Tract	12401

Owner

Source: Boulder County records · APN 1463-31-3-45-002

Assessment roll updated June 15, 2026 · Last verified August 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	1600 HILLSIDE RD, BOULDER, CO 80302-6303
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Known Transactions	Last Sale Amount on Nov 22, 2017 Deed Sale Price on Nov 22, 2017
Deed Doc Number	20173627301
Prior Transfer Date	Sep 15, 2005
Prior Transfer Doc	0002725567
Record Refreshed	Sep 20, 2026

November 2017: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Nov 22, 2017
Property Address	747 12TH ST, BOULDER, CO 80302-7552
Document Number	0003627301
Instrument Date	Nov 21, 2017
Instrument	3627301
Transaction Type	Transfer
Record Updated	Dec 04, 2017
Title Company	LAND TITLE GUARANTEE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$81.00
Amount Accuracy	Confirmed
Additional	Arms Length Transaction

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenant/Joint Tenant w/ Right Of Survivorship
Address	875 14TH ST BOULDER CO 803027619, BOULDER, CO 80302-7619

Mortgage

Document Number	3627302
Date	Nov 22, 2017
Instrument	3627302

Lender

Name	ELEVATIONS CU
Address	BOULDER, CO 80301-9004

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified August 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		$85,626 (+8.8%) Land $60,976 Building $24,650	$1,259,200 (-) Land $896,700 Building $362,500
2025	$7,665.00 (+15.23%)	$78,700 (-0.35%) Land $56,044 Building $22,656	$1,259,200 (+6.82%) Land $896,700 Building $362,500
2023	$6,652.00 (+4.69%)	$78,979 (+18.2%) Land $59,134 Building $19,845	$1,178,800 (+22.61%) Land $882,600 Building $296,200
2022	$6,354.00	$66,817 Land $46,787 Building $20,030	$961,400 Land $673,200 Building $288,200