Boulder County property record for 3870 26th St, Boulder, CO 80304
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 2,086 sqft · built 1982 |
| Lot Size | 0.348 acres (15,148 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $610,000 (Jul 2024) |
| Tax Bill | $7,270 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 1463-17-3-12-004 |
| Primary APN | 1463-17-3-12-004 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 2,086 sqft Living Area |
| Gross Area | 2,614 sqft |
| 1st Floor Area | 1,646 sqft |
| Upper Floors Area | 440 sqft |
| Basement Area | 440 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1982 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 15,148 sqft (0.348 acres) |
| Garage Type | Attached |
| Garage Area | 528 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0078019 |
|---|---|
| Street Address | 3870 26TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80304-1326 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 4 WINDING TRAIL ESTATES NORTH |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 17 |
| Legal Subdivision | WINDING TRAIL ESTATES NORTH - BO |
| Legal Block | 3 |
| Legal Lot Number | 4 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 3 |
| Census Block | 3005 |
| Census Tract | 12103 |
Source: Boulder County records, as of June 15, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 3870 26TH ST, BOULDER, CO 80304-1326 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 10, 2024 · Amount on Record |
| Deed Sale | Jul 10, 2024 · Amount on Record |
| Prior Sale | Jul 10, 2024 · Amount on Record |
| Deed Document Number | 20244053096 |
| Record Updated | Sep 20, 2026 |
Source: Boulder County assessment roll, as of June 15, 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 | $82,960 (+8.8%) Land $49,776 Building $33,184 | $1,220,000 (-) Land $732,000 Building $488,000 | |
| 2025 | $7,270.00 (-1.5%) | $76,250 (-20.46%) Land $45,750 Building $30,500 | $1,220,000 (-14.73%) Land $732,000 Building $488,000 |
| 2023 | $7,381.00 (+20.21%) | $95,864 (+31.19%) Land $51,724 Building $44,140 | $1,430,800 (+36.09%) Land $772,000 Building $658,800 |
| 2022 | $6,140.00 | $73,072 Land $44,077 Building $28,995 | $1,051,400 Land $634,200 Building $417,200 |
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 AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on Record median of 28 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 58 units insured incl. 30 condo units |
| Nearby Flood Claims | 18 (1995–2022) |
| Claims Outside the SFHA | 9 of 18 |
| Most Recent Claim | Oct 2022 · rainfall accumulation |
| 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 | Low lower than 66% of the US · lower than 83% of Colorado |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | None beyond 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 341 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 |
| CenturyLink DSL · Fiber in parts of the area | 140 / 20 |
May also be available: T-Mobile, Verizon.
5G (outdoors only) and 4G LTE
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