Boulder County property record for 1897 Sumac Ave, Boulder, CO 80304 · Last verified June 2026
| Property Type | Exempt (Full or Partial) |
|---|---|
| Details | built 1958 |
| Lot Size | 17.2 acres (752,175 sqft) |
| Owner | Company Name on File |
| Flood Zone | Zone AE (high risk) |
| APN | 1463-18-2-00-020 |
| Primary APN | 1463-18-2-00-020 |
|---|---|
| Alternative APNs |
|
| Stories | 1 Story |
|---|
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 1958 |
| Construction Type | Brick |
| Lot Area | 752,175 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0084983 |
|---|---|
| Street Address | 1897 SUMAC AVE |
| City | BOULDER |
| State | CO |
| Zip | 80304-0815 |
| Property Category | Other |
| Property Type | Other > Exempt (Full or Partial) |
| Legal Description | TRACTS 2055 LESS ELY 10.5 FT TO CITY & TRACT 2089 18-1N-70 CRESTVIEW ELEMENTARY SPLIT TO CITY PER DEED 1783953 |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 18 |
| Legal Subdivision | TR, NBR 126 & 135 |
| Legal Tract | 2055,2089 |
| Legal Block | 2 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2014 |
| Census Tract | 12105 |
Source: Boulder County records · APN 1463-18-2-00-020
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 | Company Name on File |
|---|---|
| Mailing Address | 6500 ARAPAHOE RD, BOULDER, CO 80303-1407 |
| Owner Type | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Oct 15, 1953 |
| Deed Sale | Oct 15, 1953 |
| Deed Document Number | 19532814 |
| 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 and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $8,290,542 (-3.7%) Land $8,290,542 | $31,886,700 (-) Land $31,886,700 | |
| 2025 | Additional exemption filed | $8,609,409 (+137.86%) Land $8,609,409 | $31,886,700 (+145.79%) Land $31,886,700 |
| 2023 | Additional exemption filed | $3,619,577 Land $3,619,577 | $12,973,395 Land $12,973,395 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130121052, 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 AE |
|---|---|
| Special Flood Hazard Area | Yes |
| Flood Hazard | High |
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required (federally backed mortgages) |
| Flood Insurance Cost | Premium on Record median of 46 individual NFIP policies nearby |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 46 in force |
| Nearby Flood Claims | 39 (1995–2013) |
| Claims Outside the SFHA | 7 of 39 |
| Most Recent Claim | Dec 2013, other causes |
| Claims By Storm |
|
| Wildfire Risk | Low above 37% of the US · above 20% of Colorado |
|---|---|
| Wildfire Likelihood | About 1 in 1,429 per year |
| Exposure | Direct burnable vegetation at the parcel |
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 384 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 |
| 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: Lumen Technologies. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G (outdoors only) and 4G LTE
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