Boulder County property record for 311 Mapleton Ave, Boulder, CO 80304 · Last verified June 2026
| Property Type | Other > Exempt (Full or Partial) |
|---|---|
| Lot Size | 15.6 acres |
| Primary APN | 1461-25-2-00-003 |
|---|---|
| Alternative APNs |
|
| Lot Area | 682,830 sqft |
|---|
| Account Number | R0148931 |
|---|---|
| Street Address | 311 MAPLETON AVE |
| City | BOULDER |
| State | CO |
| Zip | 80304-3979 |
| Property Usage | Other Property Usage |
| Type | Other > Exempt (Full or Partial) |
| Legal Description | PT SE1/4 NW1/4 & PT NE1/4 SW1/4 25-1N-71 PER REC# 2126152 SPLIT FROM ID 85709 |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 25 |
| Legal Subdivision | LAND AND TRACTS |
| Legal Block | 1 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | BOULDER |
| Census Blockgroup | 1 |
| Census Block | 1008 |
| Census Tract | 12101 |
Source: Boulder County records · APN 1461-25-2-00-003
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 Owner on File |
|---|---|
| Mailing Address | 1777 BROADWAY, BOULDER, CO 80302-6220 |
| Owner Type | Owner is a Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Refreshed | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Jun 19, 2019 |
| Property Address | 311 MAPLETON AVE, BOULDER, CO 80304-3979 |
| Instrument Date | Jun 17, 2019 |
| Instrument | 3719223 |
| Transaction Type | Construction Loan |
| Record Updated | Jul 04, 2019 |
| Title Company | LAND TITLE GUARANTEE |
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 1035 PEARL ST #205 BOULDER CO 803025156, 205, BOULDER, CO 80302-5156 |
| Document Number | 0003719223 |
|---|---|
| Date | Jun 19, 2019 |
| Instrument | 3719223 |
| Name | ELEVATIONS CU |
|---|---|
| Address | PO BOX 9004, BOULDER, CO 80301-9004 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|
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 | $6,574,048 (-3.7%) Land $6,574,048 | $25,284,800 (-) Land $25,284,800 | |
| 2025 | Additional exemption filed | $6,826,896 (+119.75%) Land $6,826,896 | $25,284,800 (+127.07%) Land $25,284,800 |
| 2023 | Additional exemption filed | $3,106,699 Land $3,106,699 | $11,135,123 Land $11,135,123 |
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