Boulder County property record for 4310 Spine Rd, Boulder, CO 80301
| Property Type | Vacant Land |
|---|---|
| Lot Size | 1.07 acres (46,898 sqft) |
| Owner | Company Name on File |
| Tax Bill | $1,073 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-15-1-00-012 |
| Primary APN | 1463-15-1-00-012 |
|---|---|
| Alternative APNs |
|
| Lot Area | 46,898 sqft (1.07 acres) |
|---|
| Account Number | R0088114 |
|---|---|
| Street Address | 4310 SPINE RD |
| State | CO |
| Property Category | Vacant Land |
| Property Type | Vacant Land > Uncategorized |
| Local Zoning Code | RR |
| Legal Description | 1.2 AC M/L & DESCRIBED AS THE W 40.5 FT OF S 1/2 NE 1/4 SEC 15-1N-70 AS PER DEED 882737 10/15/87 |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 15 |
| Legal Subdivision | TR, NBR 128,158,172-178 FOOTHILLS |
| Legal Block | 2 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 12705 |
4310 Spine Rd, vacant land, is owned by a company that acquired it in February 1990.
Source: Boulder County records, as of October 16, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 950 17TH ST, DENVER, CO 80202-2815 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 16, 1990 |
| Deed Sale | Feb 16, 1990 |
| Prior Sale | Jun 3, 1988 |
| Deed Document Number | 19901028497 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 4310 Spine Rd was $1,073, up 19% from the year before.
Source: Boulder County assessment roll, as of September 18, 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Unified School District | Boulder Valley School District RE-2 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $10,582 (-3.7%) Land $10,582 | $40,700 (-) Land $40,700 | |
| 2025 | $1,073.00 (+18.96%) | $10,989 Land $10,989 | $40,700 Land $40,700 |
| 2024 | $902.00 (+1.58%) | ||
| 2023 | $888.00 (+3.74%) | $9,458 (+12.46%) Land $9,458 | $33,900 (+16.9%) Land $33,900 |
| 2022 | $856.00 | $8,410 Land $8,410 | $29,000 Land $29,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4310 Spine Rd in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2021.
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 (2021) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jun 2021 · 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.
Wildfire risk around 4310 Spine Rd is moderate, ranking above 59% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 59% of the US · above 46% of Colorado |
|---|---|
| Wildfire Likelihood | 0.2% 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: FCC Broadband Data Collection, based on 25 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 | 1,200 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: LiveWireNet.
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