Boulder County property record for 1911 4th St, Boulder, CO 80302
| Property Type | Multi-Family Dwellings |
|---|---|
| Details | 4 bd · 2 ba · 1,584 sqft · built 1920 |
| Lot Size | 0.161 acres (7,022 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $7,312 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1461-25-4-39-011 |
| Primary APN | 1461-25-4-39-011 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 1,584 sqft Living Area |
| Gross Area | 1,791 sqft |
| 1st Floor Area | 1,108 sqft |
| Upper Floors Area | 476 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 7,022 sqft (0.161 acres) |
| Porch | Enclosed Porch |
| Porch Area | 207 sqft |
| Patio Area | 55 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0003813 |
|---|---|
| Street Address | 1911 4TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80302-4911 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Multi-Family Dwellings |
| Legal Description | LOT 12 BLK 58 BOULDER WEST |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 25 |
| Legal Subdivision | BOULDER O T EAST & WEST & NORTH - BO |
| Legal Block | 58 |
| Legal Lot Number | 12 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1011 |
| Census Tract | 12201 |
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 | Individual Name on Record |
|---|---|
| Mailing Address | 1101 QUINCE AVE, BOULDER, CO 80304-0785 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 7, 1993 |
| Deed Sale | May 7, 1993 |
| Prior Sale | Feb 5, 1986 |
| Deed Document Number | 19931290562 |
| Last Transfer Date | Sep 19, 2007 |
| Transfer Doc | 0002884544 |
| 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 | $76,840 (+2.45%) Land $72,080 Building $4,760 | $1,200,000 (-) Land $1,060,000 Building $140,000 | |
| 2025 | $7,312.00 (-11.83%) | $75,000 (-23.46%) Land $66,250 Building $8,750 | $1,200,000 (-17.95%) Land $1,060,000 Building $140,000 |
| 2023 | $8,293.00 (+27.1%) | $97,988 (+42.73%) Land $82,725 Building $15,263 | $1,462,500 (+44.86%) Land $1,234,700 Building $227,800 |
| 2022 | $6,525.00 | $68,653 Land $58,154 Building $10,499 | $1,009,600 Land $855,200 Building $154,400 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 34 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 66 units insured incl. 32 condo units |
| Nearby Flood Claims | 16 (1994–2017) |
| Claims Outside the SFHA | 10 of 16 |
| Most Recent Claim | Aug 2017 · other causes |
| 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 69% of the US · above 63% 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 331 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 | 2,000 / 250 |
| LiveWireNet Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: CenturyLink, Verizon.
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