Boulder County property record for 810 18th St, Boulder, CO 80302 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 1 Baths |
| Architecture Style | A-Frame |
| Year Built | Built 1970 |
| Square Footage | 1,137 sqft Living Area |
| Lot Size | 3,464 sqft (0.08 acres) |
| Last Sale | $450,000 (2008) |
| Tax Bill | $5,658.00 (2025) |
Source: Boulder County records · APN 1463-31-4-22-002
Assessment roll updated June 15, 2026 · Last verified August 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 | 2995 55TH ST, 20101, BOULDER, CO 80301-7200 |
| Owner Type | Owner is a Company |
| Date | Document |
|---|---|
| Mar 06, 2023 | Special Warranty Deed, Transfer |
| Jan 24, 2023 | Affidavit of Death of Joint Tenant, Transfer |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Oct 10, 2008 · Amount on Record |
| Deed Sale | Oct 10, 2008 · Amount on Record |
| Prior Sale | Jan 27, 1993 |
| Deed Doc Number | 20082959209 |
| Last Transfer Date | Jan 23, 2023 |
| Transfer Doc | 0003995409 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Mar 06, 2023 |
| Property Address | 810 18TH ST, BOULDER, CO 80302-7608 |
| Document Number | 0003999089 |
| Instrument Date | Mar 03, 2023 |
| Instrument | 3999089 |
| Transaction Type | Transfer |
| Record Updated | Mar 13, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Zero or No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 299555TH STREET #20101 # 20101, 20101, BOULDER, CO 80301 |
| Document Type | Affidavit of Death of Joint Tenant |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Jan 24, 2023 |
| Property Address | 810 18TH ST, BOULDER, CO 80302-7608 |
| Document Number | 0003995409 |
| Instrument Date | Jan 23, 2023 |
| Instrument | 3995409 |
| Transaction Type | Transfer |
| Record Updated | Jan 31, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Zero or No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified August 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, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $63,648 (+8.8%) Land $44,628 Building $19,020 | $936,000 (-) Land $656,300 Building $279,700 | |
| 2025 | $5,658.00 (+13.07%) | $58,500 (-2.07%) Land $41,019 Building $17,481 | $936,000 (+4.98%) Land $656,300 Building $279,700 |
| 2024 | $5,004.00 (+1.81%) | ||
| 2023 | $4,915.00 (+1.42%) | $59,738 (+16.26%) Land $41,795 Building $17,943 | $891,600 (+20.6%) Land $623,800 Building $267,800 |
| 2022 | $4,846.00 | $51,382 Land $34,243 Building $17,139 | $739,300 Land $492,700 Building $246,600 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified: October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Moderate above 40% of the US · above 23% of Colorado |
|---|---|
| Wildfire Likelihood | About 1 in 1,667 per year |
| Exposure | Indirect within ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
| Primary APN | 1463-31-4-22-002 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 5 Rooms |
| Building Area | 1,137 sqft Living Area |
| 1st Floor | 897 sqft 1st Floor |
| Upper Floors | 240 sqft Upper Floors |
| Stories | 2 Stories |
| Interior Structure | Wallboard/Drywall Interior Structure |
| Year Built | Built 1946 |
|---|---|
| Effective Year Built | Effective 1970 |
| Architectural Style | A-Frame Style |
| Exterior Material | Wood Shingle Exterior |
| Construction Type | Frame Construction |
| Roof Material | Asphalt Roof |
| Lot Area | 3,464 sqft (0.08 acres) |
| Heating System | Forced Air with Air Conditioning Heating |
|---|
| Account Number | R0006235 |
|---|---|
| Street Address | 810 18TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80302-7608 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 2 GREEN ACRES SPLIT SEE ID 106240 |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 31 |
| Legal Subdivision | GREEN ACRES - BO |
| Legal Block | 2 |
| Legal Lot Number | 2 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | BOULDER |
| Census Blockgroup | 2 |
| Census Block | 2011 |
| Census Tract | 12401 |
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