Boulder County property record for 1957 20th St, Boulder, CO 80302 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 1,918 sqft · built 1991 |
| Lot Size | 0.044 acres (1,897 sqft) |
| Owner | Individual Name on File |
| Last Sale | $345,000 (Nov 2001) |
| Tax Bill | $6,872 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 1463-30-4-94-003 |
| Primary APN | 1463-30-4-94-003 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,918 sqft Living Area |
| 1st Floor Area | 750 sqft |
| Upper Floors Area | 476 sqft |
| Basement Area | 692 sqft |
| Finished Basement | 692 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1991 |
|---|---|
| Effective Year Built | Effective 2000 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 1,897 sqft (0.044 acres) |
| Porch | Porch |
| Porch Area | 90 sqft |
| Deck Area | 165 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0110622 |
|---|---|
| Street Address | 1957 20TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80302-4412 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 2B DESERT STORM REPLAT |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 30 |
| Legal Subdivision | DESERT STORM & REPLAT - BO |
| Legal Block | 2 |
| Legal Lot Number | 2B |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2005 |
| Census Tract | 12205 |
Source: Boulder County records · APN 1463-30-4-94-003
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 Name on File |
|---|---|
| Mailing Address | 1957 20TH ST, BOULDER, CO 80302-4412 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Nov 28, 2001 · Amount on Record |
| Deed Sale | Nov 28, 2001 · Amount on Record |
| Prior Sale | Mar 22, 1999 · Amount on Record |
| Deed Document Number | 20012224320 |
| Last Transfer Date | Jul 18, 2016 |
| Transfer Doc | 0003531152 |
| Record Updated | Sep 20, 2026 |
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 | $78,424 (+8.8%) Land $33,816 Building $44,608 | $1,153,300 (-) Land $497,300 Building $656,000 | |
| 2025 | $6,872.00 (+1.03%) | $72,081 (-12.58%) Land $31,081 Building $41,000 | $1,153,300 (-6.28%) Land $497,300 Building $656,000 |
| 2023 | $6,802.00 (+18.44%) | $82,450 (+33.31%) Land $36,756 Building $45,694 | $1,230,600 (+38.29%) Land $548,600 Building $682,000 |
| 2022 | $5,743.00 | $61,848 Land $27,508 Building $34,340 | $889,900 Land $395,800 Building $494,100 |
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 | Low above 2% of the US · above 1% of Colorado |
|---|---|
| Wildfire Likelihood | Less than 1 in 10,000 per year |
| Exposure | Direct burnable vegetation at the parcel |
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 432 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 |
| AT&T | Fixed Wireless | 100 / 20 |
May also be available at this address: Lumen Technologies. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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