Boulder County property record for 3699 Silverton St, Boulder, CO 80301
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 4.25 ba · 4,623 sqft · built 2015 |
| Lot Size | 0.1 acres (4,349 sqft) |
| Owner | Trust Name on File |
| Last Sale | $1,150,350 (Aug 2016) |
| Tax Bill | $9,977 (2025) |
| Deeds & Mortgages | Dec 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-20-1-56-001 |
| Primary APN | 1463-20-1-56-001 |
|---|---|
| Alternative APN |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 4.25 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 4,623 sqft Living Area |
| Gross Area | 5,145 sqft |
| 1st Floor Area | 1,296 sqft |
| Upper Floors Area | 395 sqft |
| Basement Area | 1,296 sqft |
| Finished Basement | 1,296 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 2015 |
|---|---|
| Effective Year Built | Effective 2015 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 4,349 sqft (0.1 acres) |
| Garage Type | Attached |
| Garage Area | 522 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
|---|---|
| Porch Area | 76 sqft |
| Deck Area | 204 sqft |
| Patio Area | 310 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0601910 |
|---|---|
| Street Address | 3699 SILVERTON ST |
| City | BOULDER |
| State | CO |
| Zip | 80301-3614 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 80 NORTHFIELD COMMONS REPLAT A |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 20 |
| Legal Subdivision | NORTHFIELD COMMONS REPLAT A |
| Legal Block | 4 |
| Legal Lot Number | 80 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 4 |
| Census Block | 4022 |
| Census Tract | 12701 |
3699 Silverton St is held in a trust since August 2016.
Source: Boulder County records, as of September 18, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 3699 SILVERTON ST, BOULDER, CO 80301-3614 |
| Owner Type | Company |
| Vesting | Trust, Personal Trust |
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 | Aug 5, 2016 · Amount on File |
| Deed Sale | Aug 5, 2016 · Amount on File |
| Prior Sale | Jun 17, 2015 · Amount on File |
| Deed Document Number | 20163535226 |
| Prior Transfer Date | Dec 12, 2012 |
| Prior Transfer Doc | 0003276686 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 3699 SILVERTON ST, BOULDER, CO 80301-3614 |
| Transaction Type | Mortgage |
| Record Updated | Jul 26, 2022 |
| Title Company | FIRST AMERICAN TITLE INS CO |
| Name | Verified Name |
|---|
| Document Number | 0003840373 |
|---|---|
| Date | Dec 10, 2020 |
| Instrument | 3840373 |
| Name | GUARDIAN MORTGAGE CO INC |
|---|---|
| Type | Mortgage Company |
| Address | RICHARDSON, TX 75083 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 359 Months |
| Due | Nov 1, 2050 |
The 2025 property tax bill for 3699 Silverton St was $9,977.
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 | $109,092 (+4.25%) Land $20,760 Building $88,332 | $1,674,300 (-) Land $375,300 Building $1,299,000 | |
| 2025 | $9,977.00 | $104,644 Land $23,456 Building $81,188 | $1,674,300 Land $375,300 Building $1,299,000 |
| 2023 | $10,118.00 (+11.67%) | $120,855 (+23.85%) Land $24,127 Building $96,728 | $1,803,800 (+28.48%) Land $360,100 Building $1,443,700 |
| 2022 | $9,061.00 | $97,578 Land $21,774 Building $75,804 | $1,404,000 Land $313,300 Building $1,090,700 |
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 3699 Silverton St in Zone X, an area of minimal flood risk, though there have been 14 flood claims nearby since 2013.
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 |
| Flood Insurance Cost | Premium on File median of 20 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 20 in force |
| Nearby Flood Claims | 14 (2013–2015) |
| Claims Outside the SFHA | 4 of 14 |
| Most Recent Claim | May 2015 · Severe Storms, Tornadoes, Flooding, Landslides, And Mudslides |
| 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 3699 Silverton St is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 91% of Colorado |
|---|---|
| Wildfire Likelihood | 0.01% 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 615 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: AT&T, Verizon.
5G (outdoors only) and 4G LTE
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