Boulder County property record for 1916 23rd St, Boulder, CO 80302 · Last verified June 2026
| Property Type | Condominium |
|---|---|
| Details | 3 bd · 3.5 ba · 1,986 sqft · built 2018 |
| Owner | Company Name on File |
| Last Sale | $1,627,450 (Jan 2020) |
| Tax Bill | $11,792 (2025) |
| Deeds & Mortgages | Nov 2025 Mortgage Feb 2024 Line of Credit + 2 more |
| Flood Zone | Zone X (moderate risk) |
| APN | 1463-30-N-01-006 |
| Primary APN | 1463-30-N-01-006 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Building Area | 1,986 sqft Living Area |
| 1st Floor Area | 677 sqft |
| Upper Floors Area | 577 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 2018 |
|---|---|
| Effective Year Built | Effective 2018 |
| Architectural Style | Condo/Apartment |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Other |
| Garage Type | Detached |
| Garage Area | 174 sqft |
| Deck Area | 208 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0611769 |
|---|---|
| Street Address | 1916 23RD ST |
| City | BOULDER |
| State | CO |
| Zip | 80302-4600 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Legal Description | UNIT 6 THEMARK TOWNHOMES |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 30 |
| Legal Subdivision | THEMARK TOWNHOMES |
| Legal Block | 2 |
| Legal Unit | 6 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 12205 |
Source: Boulder County records · APN 1463-30-N-01-006
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 | 535 MAPLETON AVE, BOULDER, CO 80304-3987 |
| Owner Type | Company |
| Date | Document |
|---|---|
| Nov 24, 2025 | Deed of Trust, Mortgage · Commercial Mortgage FLATIRONS BANK |
| Feb 14, 2024 | Deed of Trust, Mortgage · Line of Credit FLATIRONS BANK |
| Feb 15, 2023 | Special Warranty Deed, Transfer |
| May 26, 2020 | Intrafamily Transfer, Transfer · Commercial Mortgage FLATIRONS BANK |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jan 21, 2020 · Amount on Record |
| Deed Sale | Jan 21, 2020 · Amount on Record |
| Deed Document Number | 20203761751 |
| Last Transfer Date | May 22, 2020 |
| Transfer Doc | 0003786231 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 1916 23RD ST, BOULDER, CO 80302-4600 |
| Transaction Type | Mortgage |
| Record Updated | Dec 12, 2025 |
| Title Company | LAND TITLE GUARANTY COMPANY IN, LAND TITLE GUARANTEE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 535 MAPLETON AVE, BOULDER, CO 80304-3987 |
| Document Number | 0004110820 |
|---|---|
| Date | Nov 24, 2025 |
| Instrument | 4110820 |
| Name | FLATIRONS BANK |
|---|---|
| Type | Bank |
| Address | BOULDER, CO 80302 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 12 Months |
| Due | Nov 21, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 1916 23RD ST, BOULDER, CO 80302-4600 |
| Transaction Type | Mortgage |
| Record Updated | Mar 20, 2024 |
| Title Company | LAND TITLE GUARANTY COMPANY IN, LAND TITLE GUARANTEE COMPANY |
| Name | Verified Name |
|---|
| Document Number | 0004036809 |
|---|---|
| Date | Feb 14, 2024 |
| Instrument | 4036809 |
| Name | FLATIRONS BANK |
|---|---|
| Type | Bank |
| Address | BOULDER, CO 80302 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 84 Months |
| Due | Feb 14, 2031 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Feb 15, 2023 |
| Property Address | 1916 23RD ST, BOULDER, CO 80302-4600 |
| Document Number | 0003997468 |
| Map Reference | DOC 03750892 |
| Instrument Date | Jan 20, 2023 |
| Instrument | 3997468 |
| Transaction Type | Transfer |
| Record Updated | Feb 23, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 535 MAPLETON AVE, BOULDER, CO 80304-3987 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | May 26, 2020 |
| Property Address | 1916 23RD ST, BOULDER, CO 80302-4600 |
| Document Number | 0003786231 |
| Map Reference | DOC 03750892 |
| Instrument Date | May 22, 2020 |
| Instrument | 3786231 |
| Transaction Type | Transfer |
| Record Updated | Mar 31, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 535 MAPLETON AVE, BOULDER, CO 80304-3987 |
| Document Number | 0003786232 |
|---|---|
| Date | May 26, 2020 |
| Instrument | 3786232 |
| Name | FLATIRONS BANK |
|---|---|
| Type | Bank |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 10 Months |
| Due | Mar 11, 2021 |
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, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $133,634 (+8.8%) Building $133,634 | $1,965,200 (-) Building $1,965,200 | |
| 2025 | $11,792.00 (+31.93%) | $122,825 (+17.54%) Building $122,825 | $1,965,200 (+26.01%) Building $1,965,200 |
| 2024 | $8,938.00 (+1.8%) | ||
| 2023 | $8,780.00 (+7.65%) | $104,494 (+20.07%) Building $104,494 | $1,559,611 (+24.55%) Building $1,559,611 |
| 2022 | $8,156.00 | $87,028 Building $87,028 | $1,252,200 Building $1,252,200 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130122052, 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 X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Moderate |
| 500-Year Floodplain | Yes |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Cost | Premium on Record median of 31 individual NFIP policies nearby |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 64 units insured 33 under condo master policies |
| Nearby Flood Claims | 6 (2013) |
| Claims Outside the SFHA | 2 of 6 |
| Most Recent Claim | Sep 2013, rainfall accumulation, Severe Storms, Flooding, Landslides, And Mudslides |
| Claims By Storm |
|
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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 663 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Ayva | Fixed Wireless (unlicensed) | 2,500 / 2,500 |
| Lumen Technologies | Fiber | 2,000 / 1,000 |
| Xfinity | Cable | 2,000 / 250 |
| Verizon | Fixed Wireless | 300 / 20 |
| Live Wire Networks | Fixed Wireless (licensed-by-rule) | 250 / 100 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
May also be available at this address: Lumen Technologies, AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.
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