Boulder County property record for 3172 Redstone Rd, Boulder, CO 80305
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 3,533 sqft · built 1990 |
| Lot Size | 0.179 acres (7,787 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $758,900 (Nov 2012) |
| Tax Bill | $11,967 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1577-17-2-30-001 |
| Primary APN | 1577-17-2-30-001 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 3,533 sqft Living Area |
| Gross Area | 4,475 sqft |
| 1st Floor Area | 1,416 sqft |
| Upper Floors Area | 1,381 sqft |
| Basement Area | 908 sqft |
| Finished Basement | 736 sqft |
| Unfinished Basement | 172 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1990 |
|---|---|
| Effective Year Built | Effective 1993 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 7,787 sqft (0.179 acres) |
| Garage Type | Attached |
| Garage Area | 770 sqft |
| Parking Spaces | 3 Parking Spaces |
| Deck Area | 56 sqft |
| Patio Area | 140 sqft |
| Cooling System | Evaporative |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0092043 |
|---|---|
| Street Address | 3172 REDSTONE RD |
| City | BOULDER |
| State | CO |
| Zip | 80305-7126 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 1 GREENBRIAR LANE SPLIT SEE ID 105733-105736 |
| Legal Range | 70 |
| Legal Township | 1S |
| Legal Section | 17 |
| Legal Subdivision | GREENBRIAR LANE - BO |
| Legal Block | 3 |
| Legal Lot Number | 1 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 3 |
| Census Block | 3012 |
| Census Tract | 12510 |
Source: Boulder County records · APN 1577-17-2-30-001
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 3172 REDSTONE RD, BOULDER, CO 80305-7126 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Nov 01, 2012 · Amount on Record |
| Deed Sale | Nov 01, 2012 · Amount on Record |
| Prior Sale | Jun 01, 1995 · Amount on Record |
| Deed Document Number | 20123264210 |
| 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 | $136,558 (+8.8%) Land $63,682 Building $72,876 | $2,008,200 (-) Land $936,500 Building $1,071,700 | |
| 2025 | $11,967.00 (+4.71%) | $125,512 (-7.74%) Land $58,531 Building $66,981 | $2,008,200 (-1.09%) Land $936,500 Building $1,071,700 |
| 2023 | $11,429.00 (+19.86%) | $136,036 (+32.48%) Land $67,214 Building $68,822 | $2,030,400 (+37.42%) Land $1,003,200 Building $1,027,200 |
| 2022 | $9,535.00 | $102,686 Land $51,854 Building $50,832 | $1,477,500 Land $746,100 Building $731,400 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), as of October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130125103, 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 minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 17 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 17 in force |
| Nearby Flood Claims | 5 (1978–2013) |
| Claims Outside the SFHA | 4 of 5 |
| Most Recent Claim | Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
| Wildfire Risk | High above 81% of the US · above 84% of Colorado |
|---|---|
| Wildfire Likelihood | 0.7% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
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 |
| Xfinity Cable | 2,000 / 250 |
May also be available: Live Wire Networks, Verizon.
Based on FCC filings for 236 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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