Boulder County property record for 3445 47th St, Boulder, CO 80301
| Property Type | State Owned (Exempt) |
|---|---|
| Lot Size | 2.76 acres (120,549 sqft) |
| Owner | Company Name on Record |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-20-1-00-018 |
| Primary APN | 1463-20-1-00-018 |
|---|---|
| Alternative APNs |
|
| Lot Area | 120,549 sqft |
|---|
| Account Number | R0030013 |
|---|---|
| Street Address | 3445 47TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80301 |
| Property Category | Public Works |
| Property Type | Public Works > State Owned (Exempt) |
| Local Zoning Code | MF |
| Legal Description | TRACT 793 LESS A 20-1N-70 2.791 AC M/L |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 20 |
| Legal Subdivision | TR, 194-198 - COMMERCIAL |
| Legal Tract | 793 |
| Legal Block | 1 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 12207 |
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 | 4201 E ARKANSAS AVE, DENVER, CO 80222-3406 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 11, 1982 |
| Deed Sale | Feb 11, 1982 |
| Prior Sale | May 24, 1978 · Amount on Record |
| Deed Document Number | 1982483268 |
| 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 | $3,101,046 (-3.7%) Land $3,101,046 | $11,927,100 (-) Land $11,927,100 | |
| 2025 | Additional exemption filed | $3,220,317 (+101.5%) Land $3,220,317 | $11,927,100 (+108.21%) Land $11,927,100 |
| 2023 | Additional exemption filed | $1,598,205 Land $1,598,205 | $5,728,333 Land $5,728,333 |
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 |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 4 (2013) |
| Claims Outside the SFHA | 2 of 4 |
| 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 | 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 108 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Networks Fixed Wireless | 2,500 / 2,500 |
| Xfinity Cable · Fiber in parts of the area | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| LiveWireNet Fixed Wireless | 250 / 100 |
| CenturyLink DSL · Fiber in parts of the area | 140 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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