Boulder County property record for 4240 19th St, Boulder, CO 80304 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,416 sqft · built 1960 |
| Lot Size | 1.06 acres (46,264 sqft) |
| Owner | Individual Name on File |
| Last Sale | $214,000 (Mar 1997) |
| Tax Bill | $9,321 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 1463-18-1-00-037 |
| Primary APN | 1463-18-1-00-037 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,416 sqft Living Area |
| Gross Area | 2,395 sqft |
| 1st Floor Area | 1,416 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Ranch |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Lot Area | 46,264 sqft |
| Garage Type | Detached |
| Garage Area | 342 sqft |
| Parking Spaces | 1 Parking Space |
| Total Buildings | 2 Buildings |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0033183 |
|---|---|
| Street Address | 4240 19TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80304-0904 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 2598-A LESS A1 & B & TR 4158 & 20 FT STRIP ADJ ON NORTH 18-1N-70 PER DEED 1072686 11/7/90 BCR |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 18 |
| Legal Subdivision | TR, NBR 126 & 135 |
| Legal Tract | 2598-A,415 |
| Legal Block | 2 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 12103 |
Source: Boulder County records · APN 1463-18-1-00-037
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 | PO BOX 629, BOULDER, CO 80306-0629 |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Mar 14, 1997 · Amount on Record |
| Deed Sale | Mar 14, 1997 · Amount on Record |
| Prior Sale | Nov 07, 1990 |
| Deed Document Number | 19971683414 |
| Prior Transfer Date | May 22, 1996 |
| Prior Transfer Doc | 0001611971 |
| 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 | $105,441 (+8.8%) Land $94,897 Building $10,544 | $1,550,600 (-) Land $1,395,540 Building $155,060 | |
| 2025 | $9,321.00 (+4.47%) | $96,912 (-9.43%) Land $87,221 Building $9,691 | $1,550,600 (-2.91%) Land $1,395,540 Building $155,060 |
| 2023 | $8,922.00 (+18.23%) | $106,999 (+32.98%) Land $96,299 Building $10,700 | $1,597,000 (+37.95%) Land $1,437,300 Building $159,700 |
| 2022 | $7,546.00 | $80,460 Land $72,414 Building $8,046 | $1,157,700 Land $1,041,930 Building $115,770 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130121032, 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 100 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 | 31 in force |
| Nearby Flood Claims | 26 (1995–2014) |
| Claims Outside the SFHA | 14 of 26 |
| Most Recent Claim | May 2014, other causes |
| Claims By Storm |
|
| Wildfire Risk | Moderate above 60% of the US · above 46% of Colorado |
|---|---|
| Wildfire Likelihood | About 1 in 431 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 384 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Ayva | Fixed Wireless (unlicensed) | 2,500 / 2,500 |
| Xfinity | Cable | 2,000 / 250 |
| Live Wire Networks | Fixed Wireless (licensed-by-rule) | 250 / 100 |
| Lumen Technologies | DSL | 140 / 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 (outdoors only) and 4G LTE
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