Boulder County property record for 4786 18th St, Boulder, CO 80304 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 1 ba · 620 sqft · built 2003 |
| Lot Size | 0.035 acres (1,537 sqft) |
| Owner | Individual Name on File |
| Last Sale | $116,300 (May 2004) |
| Tax Bill | $496 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-07-0-40-049 |
| Primary APN | 1463-07-0-40-049 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 620 sqft Living Area |
| Gross Area | 840 sqft |
| 1st Floor Area | 620 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 2003 |
|---|---|
| Effective Year Built | Effective 2003 |
| Architectural Style | Townhouse |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 1,537 sqft (0.035 acres) |
| Garage Type | Attached |
| Garage Area | 220 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Porch |
| Porch Area | 80 sqft |
| Deck Area | 65 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0504969 |
|---|---|
| Street Address | 4786 18TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80304-2261 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 49 BLK 18 HOLIDAY NEIGHBORHOOD |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 07 |
| Legal Subdivision | HOLIDAY NEIGHBORHOOD |
| Legal Block | 18 |
| Legal Lot Number | 49 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 12105 |
Source: Boulder County records · APN 1463-07-0-40-049
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 | 4786 18TH ST, BOULDER, CO 80304-2261 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | May 05, 2004 · Amount on Record |
| Deed Sale | May 05, 2004 · Amount on Record |
| Deed Document Number | 20042583831 |
| 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 | $11,340 (+8.79%) Land $5,670 Building $5,670 | $166,772 (-) Land $83,386 Building $83,386 | |
| 2025 | $496.00 (+65.89%) | $10,424 (-1.92%) Land $5,212 Building $5,212 | $166,772 (+5.14%) Land $83,386 Building $83,386 |
| 2023 | $299.00 (-39.84%) | $10,628 (-0.71%) Land $5,314 Building $5,314 | $158,625 (+2.99%) Land $79,312 Building $79,313 |
| 2022 | $497.00 | $10,704 Land $5,352 Building $5,352 | $154,024 Land $77,012 Building $77,012 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130121051, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 1 (1982) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jul 1982, tidal / storm surge |
| Wildfire Risk | High above 76% of the US · above 76% of Colorado |
|---|---|
| Wildfire Likelihood | About 1 in 203 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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, availability as of December 31, 2025 · Published October 2026 · based on 748 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Ayva | Fixed Wireless (unlicensed) | 2,500 / 2,500 |
| Xfinity | Cable | 2,000 / 250 |
| Verizon | Fixed Wireless | 300 / 20 |
| Live Wire Networks | Fixed Wireless (licensed-by-rule) | 250 / 100 |
| Lumen Technologies | DSL | 140 / 20 |
| AT&T | Fixed Wireless | 100 / 20 |
May also be available at this address: T-Mobile USA, Lumen Technologies. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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