505 Concord Ave, Boulder, CO 80304 Property Records

Boulder County property record for 505 Concord Ave, Boulder, CO 80304

Property Summary

Property Type	Single Family Home
Details	3 bd · 3.25 ba · 3,307 sqft · built 1908
Lot Size	0.154 acres (6,694 sqft)
Owner	2 Company Names on Record
Last Sale	$1,950,000 (May 2017)
Tax Bill	$16,624 (2025)
Deeds & Mortgages	Mar 2022 Mortgage Sep 2017 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`1461-25-1-03-007`

Property Details

APN / Parcel Number

Primary APN	`1461-25-1-03-007`
Alternative APNs	`R0002826` `0002826`

Interior

Bedrooms	3 Beds
Full Baths	3.25 Baths
Half Baths	2 Half Baths
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	3,307 sqft Living Area
Gross Area	4,016 sqft
1st Floor Area	1,458 sqft
Upper Floors Area	1,068 sqft
Basement Area	1,350 sqft
Finished Basement	781 sqft
Unfinished Basement	569 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1908
Effective Year Built	Effective 2000
Architectural Style	A-Frame
Exterior Material	Wood Shingle
Construction Type	Frame
Roof Material	Asphalt
Lot Area	6,694 sqft (0.154 acres)
Garage Type	Detached
Garage Area	336 sqft
Parking Spaces	1 Parking Space
Porch	Enclosed Porch
Porch Area	140 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0002826
Street Address	505 CONCORD AVE
City	BOULDER
State	CO
Zip	80304-3920
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOTS 13-14 BLK 12 MAXWELL ADDITION AMENDED PLAT OF BLOCKS 10-13
Legal Range	71
Legal Township	1N
Legal Section	25
Legal Subdivision	MAXWELLS - BO
Legal Block	12,10
Legal Lot Number	13
Jurisdiction	BOULDER CO
Township / Civil Division	BOULDER
Census Block Group	1
Census Block	1023
Census Tract	12101

Owner

Source: Boulder County records, as of June 15, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Company Names on Record
Mailing Address	505 CONCORD AVE, BOULDER, CO 80304-3920
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Mar 22, 2022	Deed of Trust, Mortgage · Commercial Mortgage CREDIT UNION OF DENVER
Sep 28, 2017	Deed of Trust, Mortgage ELEVATIONS CU
Aug 15, 2017	Quit Claim Deed, Transfer FIRST AMERICAN TITLE
May 17, 2017	Warranty Deed, Transfer · Commercial Mortgage ELEVATIONS CU

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 17, 2017 · Amount on Record
Deed Sale	May 17, 2017 · Amount on Record
Prior Sale	Oct 5, 2001 · Amount on Record
Deed Document Number	20173592553
Last Transfer Date	Jul 3, 2025
Transfer Doc	0004094497
Record Updated	Sep 20, 2026

March 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	505 CONCORD AVE, BOULDER, CO 80304-3920
Transaction Type	Mortgage
Record Updated	Jul 11, 2023

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0003952332
Date	Mar 22, 2022
Instrument	3952332

Lender

Name	CREDIT UNION OF DENVER
Type	Credit Union
Address	DENVER, CO 80228

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded
Term	85 Months
Due	Apr 6, 2029

September 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOULDER CO
Property Address	505 CONCORD AVE, BOULDER, CO 80304-3920
Document Number	0003618787
Instrument Date	Sep 28, 2017
Transaction Type	Mortgage
Record Updated	Oct 11, 2017
Title Company	FIRST AMERICAN TITLE, FIRST AMERICAN TITLE INSURANCE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1853 WINFIELD DR LAKEWOOD CO 802152552, LAKEWOOD, CO 80215-2552

Mortgage

Document Number	0003618787
Date	Oct 6, 2017
Instrument	3618787

Lender

Name	ELEVATIONS CU
Address	BOULDER, CO 80301

Agreement

Amount	Amount Recorded
Term	360 Months
Due	Oct 5, 2047

August 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BOULDER CO
Recording Date	Aug 15, 2017
Property Address	505 CONCORD AVE, BOULDER, CO 80304-3920
Document Number	0003609280
Instrument Date	Aug 14, 2017
Instrument	3609280
Transaction Type	Transfer
Record Updated	Aug 29, 2017
Title Company	FIRST AMERICAN TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	1853 WINFIELD DR LAKEWOOD CO 802152552, LAKEWOOD, CO 80215-2552

May 2017: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	May 17, 2017
Property Address	505 CONCORD AVE, BOULDER, CO 80304-3920
Document Number	0003592553
Instrument Date	May 15, 2017
Instrument	3592553
Transaction Type	Transfer
Record Updated	Jul 26, 2022
Title Company	LAND TITLE GUARANTEE CO

Transaction

Amount	Amount Recorded
Tax	$195.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	00000

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2120 BIRCH ST # BS, BS, DENVER, CO 80207-3734

Mortgage

Document Number	0003592554
Date	May 17, 2017
Instrument	3592554

Lender

Name	ELEVATIONS CU
Type	Credit Union

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

Tax Assessment & Valuation

Source: Boulder County assessment roll, as of June 15, 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		$189,693 (+8.8%) Land $109,249 Building $80,444	$2,789,600 (-) Land $1,606,600 Building $1,183,000
2025	$16,624.00 (-0.44%)	$174,351 (-11.51%) Land $100,413 Building $73,938	$2,789,600 (-5.14%) Land $1,606,600 Building $1,183,000
2023	$16,697.00 (+21.63%)	$197,040 (+33.28%) Land $109,324 Building $87,716	$2,940,900 (+38.26%) Land $1,631,700 Building $1,309,200
2022	$13,728.00	$147,834 Land $70,619 Building $77,215	$2,127,100 Land $1,016,100 Building $1,111,000

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

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 minimal risk
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 12 individual policies
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	16 units insured incl. 4 condo units
Nearby Flood Claims	3 (2013)
Claims Outside the SFHA	3 of 3
Most Recent Claim	Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 3 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

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

Wildfire Risk	High above 77% of the US · above 78% of Colorado
Wildfire Likelihood	0.4% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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 684 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
LiveWireNet Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Verizon.

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