Boulder County property record for 4414 Mast Rd, Boulder, CO 80301
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,006 sqft · built 1976 |
| Lot Size | 0.158 acres (6,898 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $80,500 (Aug 1982) |
| Tax Bill | $3,890 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-14-2-15-031 |
| Primary APN | 1463-14-2-15-031 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,006 sqft Living Area |
| Gross Area | 2,342 sqft |
| 1st Floor Area | 1,006 sqft |
| Basement Area | 1,006 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1976 |
|---|---|
| Effective Year Built | Effective 1976 |
| Architectural Style | Ranch |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 6,898 sqft (0.158 acres) |
| Garage Type | Attached |
| Garage Area | 330 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Porch |
| Porch Area | 30 sqft |
| Patio Area | 117 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0070818 |
|---|---|
| Street Address | 4414 MAST RD |
| City | BOULDER |
| State | CO |
| Zip | 80301-3114 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SR |
| Legal Description | LOT 31 BLK 11 TWIN LAKES 2 REPLAT OF BLKS 10 11 & 12 |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 14 |
| Legal Subdivision | TWIN LAKES 1,2 & REPLATS - BOV |
| Legal Block | 11,10 |
| Legal Lot Number | 31 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 12708 |
4414 Mast Rd is owned by two individuals who acquired it in February 1994.
Source: Boulder County records, as of September 18, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 6644 CHEROKEE CT, NIWOT, CO 80503-8655 |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 6, 1982 · Amount on File |
| Deed Sale | Aug 6, 1982 · Amount on File |
| Prior Sale | Sep 1, 1976 · Amount on File |
| Deed Document Number | 1982505966 |
| Last Transfer Date | Feb 15, 1994 |
| Transfer Doc | 0001395863 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 4414 Mast Rd was $3,890.
Source: Boulder County assessment roll, as of September 18, 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 | $37,840 (-2.08%) Land $16,243 Building $21,597 | $618,300 (-) Land $300,700 Building $317,600 | |
| 2025 | $3,890.00 | $38,644 Land $18,794 Building $19,850 | $618,300 Land $300,700 Building $317,600 |
| 2023 | $3,444.00 (+13.59%) | $41,400 (+33.83%) Land $17,990 Building $23,410 | $617,900 (+38.82%) Land $268,500 Building $349,400 |
| 2022 | $3,032.00 | $30,934 Land $13,712 Building $17,222 | $445,100 Land $197,300 Building $247,800 |
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.
FEMA maps place 4414 Mast Rd in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 14, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 4414 Mast Rd is moderate, ranking above 62% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 62% of the US · above 50% of Colorado |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Direct burnable vegetation |
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 334 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 |
| Verizon Fixed Wireless | 300 / 20 |
| LiveWireNet Fixed Wireless | 250 / 100 |
| CenturyLink DSL | 140 / 20 |
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