Boulder County property record for 4663 18th St, Boulder, CO 80304
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 1,379 sqft · built 1999 |
| Lot Size | 0.046 acres (2,012 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $709 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-07-0-07-006 |
| Primary APN | 1463-07-0-07-006 |
|---|---|
| Alternative APNs |
|
| Upper Floors Area | 828 sqft |
|---|
| Lot Area | 2,012 sqft (0.046 acres) |
|---|---|
| Porch | Porch |
| Porch Area | 133 sqft |
| Account Number | R0130766 |
|---|---|
| Street Address | 4663 18TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80304-4357 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LAND ONLY LOT 6 BLK 2 BUENA VISTA COMMUNITY LAND TRUST SEE ID 144435 FOR IMPS |
| Legal Subdivision | BUENA VISTA COMMUNITY LAND TRUST BO |
| Legal Block | 2 |
| Legal Lot Number | 6 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 12105 |
Source: Boulder County records, as of June 15, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | PO BOX 1599, LONGMONT, CO 80502-1599 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Boulder County assessment roll, as of June 15, 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 | $986 (-92.8%) Land $986 | $14,500 (-93.38%) Land $14,500 | |
| 2025 | $709.00 (+79.04%) | $13,691 (-8.57%) Building $13,691 | $219,049 (-1.99%) Building $219,049 |
| 2023 | $396.00 (+335.16%) | $14,974 (+1,427.96%) Land $7,487 Building $7,487 | $223,500 (+1,485.11%) Land $111,750 Building $111,750 |
| 2022 | $91.00 | $980 Land $980 | $14,100 Land $14,100 |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
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 |
| 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 |
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: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 61% of the US · above 49% of Colorado |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within 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 748 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 |
| Verizon Fixed Wireless | 300 / 20 |
| LiveWireNet Fixed Wireless | 250 / 100 |
| CenturyLink DSL · Fiber in parts of the area | 140 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: T-Mobile.
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