Boulder County property record for 530 Concord Ave, Boulder, CO 80304
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3.75 ba · 2,319 sqft · built 1904 |
| Lot Size | 0.165 acres (7,204 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,180,000 (Mar 2007) |
| Tax Bill | $18,316 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1461-25-1-04-005 |
| Primary APN | 1461-25-1-04-005 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3.75 Baths |
| Half Baths | 3 Half Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,319 sqft Living Area |
| 1st Floor Area | 1,272 sqft |
| Upper Floors Area | 1,047 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1904 |
|---|---|
| Effective Year Built | Effective 1999 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 7,204 sqft (0.165 acres) |
| Garage Type | Detached |
| Garage Area | 200 sqft |
| Porch | Porch |
|---|---|
| Porch Area | 342 sqft |
| Deck Area | 96 sqft |
| Total Buildings | 2 Buildings |
| Cooling System | Central |
|---|---|
| Heating System | Radiant |
| Account Number | R0001249 |
|---|---|
| Street Address | 530 CONCORD AVE |
| City | BOULDER |
| State | CO |
| Zip | 80304-3921 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOTS 6-7 BLK 13 MAXWELLS |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 25 |
| Legal Subdivision | MAXWELLS - BO |
| Legal Block | 13 |
| Legal Lot Number | 6 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 4 |
| Census Block | 4002 |
| Census Tract | 12101 |
Source: Boulder County records, as of September 18, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 530 CONCORD AVE, BOULDER, CO 80304-3921 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 1, 2007 · Amount on File |
| Deed Sale | Mar 1, 2007 · Amount on File |
| Prior Sale | Mar 2, 2006 · Amount on File |
| Deed Document Number | 20072839544 |
| Prior Transfer Date | Feb 22, 2002 |
| Prior Transfer Doc | 0002259069 |
| Record Updated | Oct 29, 2026 |
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 | $211,038 (+6.4%) Land $108,576 Building $102,462 | $3,173,500 (-) Land $1,666,700 Building $1,506,800 | |
| 2025 | $18,316.00 | $198,344 (-10.85%) Land $104,169 Building $94,175 | $3,173,500 (-4.43%) Land $1,666,700 Building $1,506,800 |
| 2023 | $18,316.00 (+12.64%) | $222,487 (+22.21%) Land $113,411 Building $109,076 | $3,320,700 (+26.77%) Land $1,692,700 Building $1,628,000 |
| 2022 | $16,260.00 | $182,055 Land $73,260 Building $108,795 | $2,619,500 Land $1,054,100 Building $1,565,400 |
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.
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 |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 15 units insured incl. 9 condo units |
| Nearby Flood Claims | 2 (2013) |
| Most Recent Claim | Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides |
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 68% of the US · above 62% of Colorado |
|---|---|
| Wildfire Likelihood | 0.3% 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.
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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