Boulder County property record for 3165 18th St, Boulder, CO 80304
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,836 sqft · built 1957 |
| Lot Size | 0.144 acres (6,276 sqft) |
| Owner | Individual Name on File |
| Last Sale | $570,000 (Aug 2007) |
| Tax Bill | $7,433 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-19-3-26-011 |
| Primary APN | 1463-19-3-26-011 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,836 sqft Living Area |
| 1st Floor Area | 1,836 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | Ranch |
| Exterior Material | Brick Veneer |
| Construction Type | Masonry / Concrete Block |
| Roof Material | Asphalt |
| Lot Area | 6,276 sqft (0.144 acres) |
| Garage Area | 336 sqft |
| Porch | Porch |
|---|---|
| Porch Area | 33 sqft |
| Deck Area | 136 sqft |
| Shed | 1 Shed |
| Total Buildings | 2 Buildings |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0005695 |
|---|---|
| Street Address | 3165 18TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80304-2621 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 11 BLK 5 SILVER MAPLE VILLAGE 2 |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 19 |
| Legal Subdivision | SILVER MAPLE VILLAGE 2 - BO |
| Legal Block | 5 |
| Legal Lot Number | 11 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2011 |
| Census Tract | 12106 |
Source: Boulder County records · APN 1463-19-3-26-011
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 | Individual Name on File |
|---|---|
| Mailing Address | 3165 18TH ST, BOULDER, CO 80304-2621 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Aug 06, 2007 · Amount on Record |
| Deed Sale | Aug 06, 2007 · Amount on Record |
| Prior Sale | May 30, 2002 · Amount on Record |
| Deed Document Number | 20072874210 |
| Prior Transfer Date | May 08, 2001 |
| Prior Transfer Doc | 0002148777 |
| 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 | $84,817 (+8.8%) Land $55,937 Building $28,880 | $1,247,300 (-) Land $822,600 Building $424,700 | |
| 2025 | $7,433.00 (+3.68%) | $77,957 (-10.09%) Land $51,413 Building $26,544 | $1,247,300 (-3.62%) Land $822,600 Building $424,700 |
| 2023 | $7,169.00 (+17.58%) | $86,705 (+32.06%) Land $54,438 Building $32,267 | $1,294,100 (+36.98%) Land $812,500 Building $481,600 |
| 2022 | $6,097.00 | $65,658 Land $41,095 Building $24,563 | $944,720 Land $591,300 Building $353,420 |
Source: FEMA National Flood Hazard Layer as of October 14, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 50 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 50 in force |
| Nearby Flood Claims | 3 (2013) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
| 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 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 |
| Lumen Technologies Fiber | 2,000 / 1,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Live Wire Networks Fixed Wireless | 250 / 100 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: AT&T.
Based on FCC filings for 640 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System 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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