Boulder County property record for 4135 Amber St, Boulder, CO 80304
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1.5 ba · 1,200 sqft · built 1986 |
| Lot Size | 0.077 acres (3,340 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $3,961 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-17-3-22-003 |
| Primary APN | 1463-17-3-22-003 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 2 Stories |
| Building Area | 1,200 sqft Living Area |
| Gross Area | 1,440 sqft |
| 1st Floor Area | 660 sqft |
| Upper Floors Area | 540 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1986 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Lot Area | 3,340 sqft (0.077 acres) |
| Garage Type | Attached |
| Garage Area | 240 sqft |
| Parking Spaces | 1 Parking Space |
| Deck Area | 128 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0033005 |
|---|---|
| Street Address | 4135 AMBER ST |
| City | BOULDER |
| State | CO |
| Zip | 80304-0957 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 42 SUNDANCE 2 & UND 1/70TH INT OUTLOTS A-F & AA SUNDANCE 1 & OUTLOTS A-C SUNDANCE 2 SPLIT SEE ID 103670 |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 17 |
| Legal Subdivision | SUNDANCE 2 (BOULDER) - BO |
| Legal Block | 3 |
| Legal Lot Number | 42 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 3 |
| Census Block | 3001 |
| Census Tract | 12103 |
4135 Amber St is owned and occupied by an individual who acquired it in June 1988.
Source: Boulder County records, as of September 18, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 4135 AMBER ST, BOULDER, CO 80304-0957 |
| Occupancy | Owner Occupied |
| 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 | Name on Deed |
|---|---|
| Last Sale | Jun 17, 1988 |
| Deed Sale | Jun 17, 1988 |
| Prior Sale | Jan 5, 1988 · Amount on File |
| Deed Document Number | 1988924978 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 4135 Amber St was $3,961.
Source: Boulder County assessment roll, as of September 18, 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 | $47,240 (-1.16%) Land $17,701 Building $29,539 | $764,700 (-) Land $330,300 Building $434,400 | |
| 2025 | $3,961.00 | $47,794 Land $20,644 Building $27,150 | $764,700 Land $330,300 Building $434,400 |
| 2023 | $3,832.00 (+1.38%) | $54,766 (+34.52%) Land $21,232 Building $33,534 | $817,400 (+39.54%) Land $316,900 Building $500,500 |
| 2022 | $3,780.00 | $40,713 Land $19,168 Building $21,545 | $585,800 Land $275,800 Building $310,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4135 Amber St in Zone X, an area of minimal flood risk, within 100 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File 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.
Wildfire risk around 4135 Amber St is moderate, ranking above 43% of the US, with a 0.09% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 43% of the US · lower than 73% of Colorado |
|---|---|
| Wildfire Likelihood | 0.09% 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 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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