Boulder County property record for 1850 Folsom St, Apt 304, Boulder, CO 80302
| Property Type | Condominium |
|---|---|
| Details | 1 bd · 1 ba · 801 sqft · built 1971 |
| Lot Size | 0.001 acres (25 sqft) |
| Owner | Individual Name on File |
| Last Sale | $259,500 (Jul 2014) |
| Tax Bill | $2,531 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 1463-29-3-05-017 |
| Primary APN | 1463-29-3-05-017 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 3 Rooms |
| Units | 61 Units |
| Stories | 1 Story |
| Building Area | 801 sqft Living Area |
| 1st Floor Area | 801 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1971 |
|---|---|
| Effective Year Built | Effective 1971 |
| Architectural Style | Condo/Apartment |
| Exterior Material | Brick Veneer |
| Construction Type | Masonry / Concrete Block |
| Lot Area | 25 sqft (0.001 acres) |
| Garage Type | Carport |
| Garage Area | 162 sqft |
| Carport | Carport |
| Carport Area | 162 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0076375 |
|---|---|
| Street Address | 1850 FOLSOM ST, 304 |
| City | BOULDER |
| State | CO |
| Zip | 80302-5734 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Legal Description | UNIT 304 & UND .00561 INT GCE HORIZON WEST CONDOS AMENDED 2 |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 29 |
| Legal Subdivision | HORIZON WEST CONDOS AMENDED 2 - BO |
| Legal Block | 2 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2013 |
| Census Tract | 12206 |
Source: Boulder County records · APN 1463-29-3-05-017
Assessment roll updated June 15, 2026 · Last verified June 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 File |
|---|---|
| Mailing Address | 1850 FOLSOM ST, 304, BOULDER, CO 80302-5734 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jul 16, 2014 · Amount on Record |
| Deed Sale | Jul 16, 2014 · Amount on Record |
| Prior Sale | May 28, 2010 · Amount on Record |
| Deed Document Number | 20143391725 |
| Prior Transfer Date | May 28, 2014 |
| Prior Transfer Doc | 0003382574 |
| Record Updated | Sep 20, 2026 |
Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Municipality | Boulder City |
| Unified School District | Boulder Valley School District RE-2 (PK - 12) |
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.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $28,886 (+8.8%) Building $28,886 | $424,800 (-) Building $424,800 | |
| 2025 | $2,531.00 (+8.63%) | $26,550 (-13.43%) Building $26,550 | $424,800 (-7.2%) Building $424,800 |
| 2023 | $2,330.00 (-0.89%) | $30,670 (+21.1%) Building $30,670 | $457,763 (+25.62%) Building $457,763 |
| 2022 | $2,351.00 | $25,326 Building $25,326 | $364,400 Building $364,400 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), as of October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130122062, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 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 Record median of 36 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 157 units insured incl. 121 condo units |
| Nearby Flood Claims | 1 (2013) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Fixed Wireless | 2,500 / 2,500 |
| Lumen Technologies Fiber · DSL in parts of the area | 2,000 / 1,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Live Wire Networks Fixed Wireless | 250 / 100 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: AT&T.
Based on FCC filings for 663 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System, water system CO0107152, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF BOULDER serves 166,080 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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