Boulder County property record for 4221 75th St, Boulder, CO 80301
| Property Type | Exempt (Full or Partial) |
|---|---|
| Lot Size | 1.54 acres (67,317 sqft) |
| Owner | Company Name on Record |
| Last Sale | $710,000 (Jul 2014) |
| Flood Zone | Zone AE (high risk) |
| APN | 1463-13-2-00-010 |
| Primary APN | 1463-13-2-00-010 |
|---|---|
| Alternative APNs |
|
| Lot Area | 67,317 sqft |
|---|
| Account Number | R0075764 |
|---|---|
| Street Address | 4221 75TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80301-4507 |
| Property Category | Other |
| Property Type | Other > Exempt (Full or Partial) |
| Local Zoning Code | A |
| Legal Description | 1.70 ACS M/L SE 1/4 NW 1/4 13-1N-70 |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 13 |
| Legal Subdivision | TR, NBR 130-134-830-820 |
| Legal Block | 1 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 12707 |
Source: Boulder County records, as of September 18, 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 | 5201 SAINT VRAIN RD, 1, LONGMONT, CO 80503-9054 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 14, 2014 · Amount on Record |
| Deed Sale | Jul 14, 2014 · Amount on Record |
| Prior Sale | May 9, 1978 |
| Deed Document Number | 20143390993 |
| Prior Transfer Date | Nov 12, 2013 |
| Prior Transfer Doc | 0003354560 |
| Record Updated | Oct 29, 2026 |
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 | $616,408 (-3.7%) Land $616,408 | $2,370,800 (-) Land $2,370,800 | |
| 2025 | Additional exemption filed | $640,116 (+53.06%) Land $640,116 | $2,370,800 (+58.17%) Land $2,370,800 |
| 2023 | Additional exemption filed | $418,199 (+560.29%) Land $418,199 | $1,498,920 (+586.32%) Land $1,498,920 |
| 2022 | Additional exemption filed | $63,336 Land $63,336 | $218,400 Land $218,400 |
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 AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | Yes |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on Record median of 34 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 34 in force |
| Nearby Flood Claims | 31 (1992–2013) |
| Claims Outside the SFHA | 6 of 31 |
| Most Recent Claim | Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
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 44% of the US · lower than 73% of Colorado |
|---|---|
| Wildfire Likelihood | 0.07% annual chance |
| Exposure | Direct burnable vegetation |
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 | MILE HI WATER INC HAULER private · serves 1,000 people · EPA ID CO0107510 |
|---|---|
| Water Source | Purchased surface water |
| Last State Inspection | Nov 2024 |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Sanitary survey deficiency not corrected currently in violation since Apr 2025 No certified operator Jul 2022 |
| Monitoring and Reporting | 10 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 118 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 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: CenturyLink, LiveWireNet.
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