Boulder County property record for 553 Concord Ave, Boulder, CO 80304
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,686 sqft · built 1905 |
| Lot Size | 0.172 acres (7,481 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $9,888 (2025) |
| Deeds & Mortgages | Oct 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 1461-25-1-03-001 |
| Primary APN | 1461-25-1-03-001 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,686 sqft Living Area |
| 1st Floor Area | 956 sqft |
| Upper Floors Area | 730 sqft |
| Interior Walls | Plaster |
| Year Built | Built 1905 |
|---|---|
| Effective Year Built | Effective 1981 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 7,481 sqft (0.172 acres) |
| Garage Type | Detached |
| Garage Area | 360 sqft |
| Parking Spaces | 1 Parking Space |
| Deck Area | 364 sqft |
| Patio Area | 90 sqft |
| Heating System | Hot Water |
|---|
| Account Number | R0002721 |
|---|---|
| Street Address | 553 CONCORD AVE |
| City | BOULDER |
| State | CO |
| Zip | 80304-3920 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 1 & LOT 2 BLK 12 MAXWELL ADDITION AMENDED PLAT OF BLOCKS 10-13 |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 25 |
| Legal Subdivision | MAXWELLS - BO |
| Legal Tract | 2 |
| Legal Block | 12,10 |
| Legal Lot Number | 1 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1023 |
| Census Tract | 12101 |
Source: Boulder County records, as of September 18, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 553 CONCORD AVE, BOULDER, CO 80304-3920 |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jan 19, 1979 |
| Deed Sale | Jan 19, 1979 |
| Prior Sale | Apr 18, 1973 · Amount on Record |
| Deed Document Number | 1979319521 |
| Last Transfer Date | Oct 4, 2017 |
| Transfer Doc | 0003619282 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Oct 10, 2017 |
| Property Address | 553 CONCORD AVE, BOULDER, CO 80304-3920 |
| Document Number | 0003619282 |
| Instrument Date | Oct 4, 2017 |
| Instrument | 3619282 |
| Transaction Type | Transfer |
| Record Updated | Oct 19, 2017 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 553 CONCORD AVE BOULDER CO 803043920, BOULDER, CO 80304-3920 |
Source: Boulder County assessment roll, as of September 18, 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Municipality | Boulder City |
| Unified School District | Boulder Valley School District RE-2 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $114,879 (+4.47%) Land $102,915 Building $11,964 | $1,759,400 (-) Land $1,583,460 Building $175,940 | |
| 2025 | $9,888.00 (+1.52%) | $109,962 (-10.73%) Land $98,966 Building $10,996 | $1,759,400 (-4.3%) Land $1,583,460 Building $175,940 |
| 2023 | $9,740.00 (+22.45%) | $123,173 (+33.01%) Land $110,856 Building $12,317 | $1,838,400 (+37.98%) Land $1,654,560 Building $183,840 |
| 2022 | $7,954.00 | $92,602 Land $74,657 Building $17,945 | $1,332,400 Land $1,074,200 Building $258,200 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 |
|
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 59% of the US · above 46% of Colorado |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
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 |
| 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.
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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