Boulder County property record for 1140 11th St, Boulder, CO 80302
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1.75 ba · 864 sqft · built 1919 |
| Lot Size | 0.115 acres (5,006 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $8,403 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-31-2-42-003 |
| Primary APN | 1463-31-2-42-003 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1.75 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 864 sqft Living Area |
| Gross Area | 1,488 sqft |
| 1st Floor Area | 864 sqft |
| Basement Area | 624 sqft |
| Interior Walls | Plaster |
| Year Built | Built 1919 |
|---|---|
| Effective Year Built | Effective 1970 |
| Architectural Style | Ranch |
| Exterior Material | Combination |
| Construction Type | Masonry / Concrete Block |
| Roof Material | Asphalt |
| Lot Area | 5,006 sqft (0.115 acres) |
| Porch | Porch |
| Porch Area | 144 sqft |
| Patio Area | 160 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0001055 |
|---|---|
| Street Address | 1140 11TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80302-6932 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | S 15 FT LOT 8 ALL 9 BLK 4 UNIVERSITY TERRACE |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 31 |
| Legal Subdivision | UNIVERSITY TERRACE - BO |
| Legal Block | 4 |
| Legal Lot Number | 8 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1010 |
| Census Tract | 12401 |
Source: Boulder County records, as of September 18, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 1505 S SEIBERT CT, SUPERIOR, CO 80027-8025 |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 7, 1990 |
| Deed Sale | Sep 7, 1990 |
| Prior Sale | May 31, 1990 |
| Deed Document Number | 19901062876 |
| Last Transfer Date | Nov 19, 2015 |
| Transfer Doc | 0003486541 |
| Record Updated | Oct 29, 2026 |
Source: Boulder County assessment roll, as of September 18, 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Municipality | Boulder City |
| Unified School District | Boulder Valley School District RE-2 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $90,209 (+3.35%) Land $59,106 Building $31,103 | $1,396,600 (-) Land $939,200 Building $457,400 | |
| 2025 | $8,403.00 (+8.08%) | $87,288 (-5.99%) Land $58,700 Building $28,588 | $1,396,600 (+0.78%) Land $939,200 Building $457,400 |
| 2023 | $7,775.00 (+33.96%) | $92,849 (+50.48%) Land $60,200 Building $32,649 | $1,385,800 (+56.09%) Land $898,500 Building $487,300 |
| 2022 | $5,804.00 | $61,702 Land $50,603 Building $11,099 | $887,800 Land $728,100 Building $159,700 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective October 14, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 2 in force |
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: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 91% of Colorado |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | CITY OF BOULDER serves 166,080 people · EPA ID CO0107152 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Sep 2024 |
| Lead | 2 ppb (2023–2025) action level 15 ppb |
| Water Quality | Haloacetic acids resolved · Jul 2017 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 367 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Networks Fixed Wireless | 2,500 / 2,500 |
| CenturyLink Fiber · DSL in parts of the area | 2,000 / 1,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| LiveWireNet Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, Magnolia Road Internet Cooperative.
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