Boulder County property record for 1126 Union Ave, Boulder, CO 80304
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,536 sqft · built 1985 |
| Lot Size | 0.161 acres (7,020 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $209,000 (Apr 1997) |
| Tax Bill | $6,394 (2025) |
| Deeds & Mortgages | Jul 2017 Mortgage Jun 2017 Mortgage |
| Flood Zone | Zone X (moderate risk) |
| APN | 1461-13-1-06-004 |
| Primary APN | 1461-13-1-06-004 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Stories | 2 Stories |
| Building Area | 1,536 sqft Living Area |
| Gross Area | 1,976 sqft |
| 1st Floor Area | 1,056 sqft |
| Upper Floors Area | 480 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1985 |
|---|---|
| Effective Year Built | Effective 1987 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Lot Area | 7,020 sqft (0.161 acres) |
| Garage Type | Attached |
| Garage Area | 440 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 132 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0100035 |
|---|---|
| Street Address | 1126 UNION AVE |
| City | BOULDER |
| State | CO |
| Zip | 80304-0714 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT D GRAHAM |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 13 |
| Legal Subdivision | GRAHAM SUB - BO |
| Legal Block | 1 |
| Legal Lot Number | D |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1018 |
| Census Tract | 12104 |
Source: Boulder County records · APN 1461-13-1-06-004
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 1126 UNION AVE, BOULDER, CO 80304-0714 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jul 18, 2017 | Intrafamily Transfer, Transfer · Conventional Mortgage WELLS FARGO BANK NA |
| Jun 27, 2017 | Intrafamily Transfer, Transfer · Conventional Mortgage WELLS FARGO BANK NA |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Apr 03, 1997 · Amount on Record |
| Deed Sale | Apr 03, 1997 · Amount on Record |
| Prior Sale | Aug 26, 1986 · Amount on Record |
| Deed Document Number | 19971688276 |
| Last Transfer Date | Jun 22, 2017 |
| Transfer Doc | 0003604011 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Jul 18, 2017 |
| Property Address | 1126 UNION AVE, BOULDER, CO 80304-0714 |
| Document Number | 0003604011 |
| Instrument Date | Jun 22, 2017 |
| Instrument | 3604011 |
| Transaction Type | Transfer |
| Record Updated | Mar 31, 2022 |
| Title Company | STEWART TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 00000 |
| Name | Verified Name |
|---|---|
| Address | 1126 UNION AVE, BOULDER, CO 80304-0714 |
| Document Number | 0003604012 |
|---|---|
| Date | Jul 18, 2017 |
| Instrument | 3604012 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jul 01, 2047 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Jun 27, 2017 |
| Property Address | 1126 UNION AVE, BOULDER, CO 80304-0714 |
| Document Number | 0003600310 |
| Instrument Date | Jun 22, 2017 |
| Instrument | 3600310 |
| Transaction Type | Transfer |
| Record Updated | Mar 31, 2022 |
| Title Company | STEWART TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 00000 |
| Name | Verified Name |
|---|---|
| Address | 1126 UNION AVE, BOULDER, CO 80304-0714 |
| Document Number | 0003600309 |
|---|---|
| Date | Jun 27, 2017 |
| Instrument | 3600309 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jul 01, 2047 |
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 | $79,764 (+8.8%) Land $67,898 Building $11,866 | $1,173,000 (-) Land $998,500 Building $174,500 | |
| 2025 | $6,394.00 (+2.48%) | $73,312 (-11.28%) Land $62,406 Building $10,906 | $1,173,000 (-4.89%) Land $998,500 Building $174,500 |
| 2023 | $6,239.00 (+22.31%) | $82,632 (+33.53%) Land $68,106 Building $14,526 | $1,233,300 (+38.51%) Land $1,016,500 Building $216,800 |
| 2022 | $5,101.00 | $61,882 Land $54,564 Building $7,318 | $890,400 Land $785,100 Building $105,300 |
Source: FEMA National Flood Hazard Layer as of October 14, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 58 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 63 units insured incl. 5 condo units |
| Nearby Flood Claims | 14 (2013–2015) |
| Claims Outside the SFHA | 6 of 14 |
| Most Recent Claim | May 2015 · Severe Storms, Tornadoes, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
| Wildfire Risk | Moderate above 64% of the US · above 54% of Colorado |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within 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 as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Fixed Wireless | 2,500 / 2,500 |
| Xfinity Cable | 2,000 / 250 |
| Live Wire Networks Fixed Wireless | 250 / 100 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: AT&T, Lumen Technologies.
Based on FCC filings for 460 locations within half a mile of this property.
5G (outdoors only) and 4G LTE
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF BOULDER serves 166,080 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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