Boulder County property record for 5090 Flagstaff Rd, Boulder, CO 80302
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1.75 ba · 2,959 sqft · built 1979 |
| Lot Size | 38.5 acres (1,679,689 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $37,000 (May 1979) |
| Tax Bill | $6,204 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1579-10-0-00-034 |
| Primary APN | 1579-10-0-00-034 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1.75 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 2,959 sqft Living Area |
| Gross Area | 3,089 sqft |
| 1st Floor Area | 1,318 sqft |
| Upper Floors Area | 453 sqft |
| Basement Area | 1,318 sqft |
| Finished Basement | 1,188 sqft |
| Unfinished Basement | 130 sqft |
| Interior Walls | Plywood |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1979 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Lot Area | 1,679,689 sqft |
| Deck Area | 300 sqft |
| Heating Fuel | Electric |
|---|
| Account Number | R0080916 |
|---|---|
| Street Address | 5090 FLAGSTAFF RD |
| City | BOULDER |
| State | CO |
| Zip | 80302 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | F |
| Legal Description | TR 4296 1.974 AC M/L & 36.774 AC M/L N 1/2 NE 1/4 10-1S-71 38.75 AC M/L REC 335299 |
| Legal Range | 71 |
| Legal Township | 1S |
| Legal Section | 10 |
| Legal Subdivision | TR, NBR 910 WALKER RANCH AREA |
| Legal Tract | 4296 |
| Legal Block | 3 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BALD MOUNTAIN |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 13706 |
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 | PO BOX 3512, BOULDER, CO 80307-3512 |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 3, 1979 · Amount on Record |
| Deed Sale | May 3, 1979 · Amount on Record |
| Deed Document Number | 1979335299 |
| Record Updated | Sep 20, 2026 |
Source: Boulder County assessment roll, as of June 15, 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Unified School District | Boulder Valley School District RE-2 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $68,082 (+8.8%) Land $25,228 Building $42,854 | $1,001,200 (-) Land $371,000 Building $630,200 | |
| 2025 | $6,204.00 (+1.82%) | $62,576 (-12.2%) Land $23,188 Building $39,388 | $1,001,200 (-5.88%) Land $371,000 Building $630,200 |
| 2023 | $6,093.00 (+20.51%) | $71,268 (+36.4%) Land $32,408 Building $38,860 | $1,063,700 (+41.49%) Land $483,700 Building $580,000 |
| 2022 | $5,056.00 | $52,250 Land $19,564 Building $32,686 | $751,800 Land $281,500 Building $470,300 |
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 | 4 in force |
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 | Extreme above 98.5% of the US · above 99.7% of Colorado |
|---|---|
| Wildfire Likelihood | 2% annual chance |
| Exposure | Direct burnable vegetation |
Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 4 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Networks Fixed Wireless | 2,500 / 2,500 |
| Visionary Broadband Fixed Wireless | 100 / 20 |
4G LTE (outdoors only), no 5G reported
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