Boulder County property record for 3305 Aurora Ave, Boulder, CO 80303
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,434 sqft · built 1961 |
| Lot Size | 0.161 acres (7,003 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $42,000 (Sep 1977) |
| Tax Bill | $4,373 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 1463-32-4-11-017 |
| Primary APN | 1463-32-4-11-017 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,434 sqft Living Area |
| Gross Area | 2,250 sqft |
| 1st Floor Area | 1,434 sqft |
| Basement Area | 522 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1961 |
|---|---|
| Effective Year Built | Effective 1978 |
| Architectural Style | Ranch |
| Exterior Material | Brick Veneer |
| Construction Type | Masonry / Concrete Block |
| Lot Area | 7,003 sqft (0.161 acres) |
| Garage Type | Attached |
| Garage Area | 294 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Porch |
| Porch Area | 64 sqft |
| Heating System | Hot Water |
|---|
| Account Number | R0009794 |
|---|---|
| Street Address | 3305 AURORA AVE |
| City | BOULDER |
| State | CO |
| Zip | 80303-2429 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 16 BLK 4 AURORA TERRACE |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 32 |
| Legal Subdivision | AURORA TERRACE - BO |
| Legal Block | 4 |
| Legal Lot Number | 16 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1007 |
| Census Tract | 12609 |
3305 Aurora Ave is owned and occupied by two individuals who bought it in September 1977.
Source: Boulder County records, as of September 18, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3305 AURORA AVE, BOULDER, CO 80303-2429 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 26, 1977 · Amount on File |
| Deed Sale | Sep 26, 1977 · Amount on File |
| Prior Sale | May 6, 1974 · Amount on File |
| Deed Document Number | 1977243674 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 3305 Aurora Ave was $4,373.
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 | $51,945 (-0.33%) Land $24,670 Building $27,275 | $833,900 (-) Land $432,800 Building $401,100 | |
| 2025 | $4,373.00 | $52,119 Land $27,050 Building $25,069 | $833,900 Land $432,800 Building $401,100 |
| 2023 | $4,541.00 (+33.87%) | $62,973 (+44.84%) Land $35,644 Building $27,329 | $939,900 (+50.24%) Land $532,000 Building $407,900 |
| 2022 | $3,392.00 | $43,479 Land $25,736 Building $17,743 | $625,600 Land $370,300 Building $255,300 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3305 Aurora Ave in Zone X, an area of moderate flood risk, within 100 ft of a high-risk flood zone.
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 19 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 77 units insured incl. 58 condo units |
| Nearby Flood Claims | 3 (2013) |
| Claims Outside the SFHA | 1 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.
The area around 3305 Aurora Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land 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 584 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 | 2,000 / 1,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| LiveWireNet Fixed Wireless | 250 / 100 |
May also be available: T-Mobile.
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