Boulder County property record for 3131 Washington St, Boulder, CO 80304
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,083 sqft · built 1956 |
| Lot Size | 0.23 acres (10,027 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $183,500 (Sep 1996) |
| Tax Bill | $5,858 (2025) |
| Deeds & Mortgages | Dec 2021 Line of Credit Mar 2018 Mortgage + 4 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-19-3-16-009 |
| Primary APN | 1463-19-3-16-009 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,083 sqft Living Area |
| Gross Area | 1,395 sqft |
| 1st Floor Area | 1,083 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 1956 |
| Architectural Style | Ranch |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Lot Area | 10,027 sqft (0.23 acres) |
| Garage Type | Attached |
| Garage Area | 312 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Porch |
| Porch Area | 239 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0001942 |
|---|---|
| Street Address | 3131 WASHINGTON ST |
| City | BOULDER |
| State | CO |
| Zip | 80304-2642 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 9 LESS TRI ON W BLK 1 BONSALL |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 19 |
| Legal Subdivision | BONSALL - BO |
| Legal Block | 1 |
| Legal Lot Number | 9 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2009 |
| Census Tract | 12106 |
3131 Washington St is owned and occupied by two individuals who bought it in September 1996.
Source: Boulder County records, as of September 18, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3131 WASHINGTON ST, BOULDER, CO 80304-2642 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Dec 2, 2021 | Deed of Trust, Mortgage · Line of Credit ZB NA |
| Mar 27, 2018 | Deed of Trust, Mortgage ZB NA |
| Mar 1, 2019 | Deed of Trust, Mortgage · Commercial Mortgage ZB NA |
| Oct 29, 2019 | Deed of Trust, Mortgage · Conventional Mortgage ZB NA |
| Oct 5, 2020 | Deed of Trust, Mortgage · Line of Credit ZB NA |
| Jan 17, 2018 | Deed of Trust, Mortgage · Conventional Mortgage VECTRA BK/CO |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 10, 1996 · Amount on File |
| Deed Sale | Sep 10, 1996 · Amount on File |
| Deed Document Number | 19961641146 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 3131 WASHINGTON ST, BOULDER, CO 80304-2642 |
| Transaction Type | Mortgage |
| Record Updated | Dec 22, 2021 |
| Title Company | TITLE COMPANY/THE ROCKIES INC, TITLE COMPANY OF THE ROCKIES |
| Name | Verified Name |
|---|---|
| Address | 3131 WASHINGTON ST, BOULDER, CO 80304-2642 |
| Document Number | 0003932019 |
|---|---|
| Date | Dec 2, 2021 |
| Instrument | 3932019 |
| Name | ZB NA |
|---|---|
| Type | Bank |
| Address | BOULDER, CO 80304 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 358 Months |
| Due | Oct 22, 2051 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 3131 WASHINGTON ST, BOULDER, CO 80304-2642 |
| Transaction Type | Mortgage |
| Record Updated | Feb 7, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0003647438 |
|---|---|
| Date | Mar 27, 2018 |
| Instrument | 3647438 |
| Name | ZB NA |
|---|---|
| Type | Bank |
| Address | SALT LAKE CITY, UT 84130 |
| Amount | Amount on Record |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 3131 WASHINGTON ST, BOULDER, CO 80304-2642 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0003700118 |
|---|---|
| Date | Mar 1, 2019 |
| Instrument | 3700118 |
| Name | ZB NA |
|---|---|
| Type | Bank |
| Address | BOULDER, CO 80304 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 359 Months |
| Due | Feb 5, 2049 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 3131 WASHINGTON ST, BOULDER, CO 80304-2642 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | HOMESTEAD TITLE & ESCROW |
| Name | Verified Name |
|---|
| Document Number | 0003745513 |
|---|---|
| Date | Oct 29, 2019 |
| Instrument | 3745513 |
| Name | ZB NA |
|---|---|
| Type | Bank |
| Address | DENVER, CO 80222 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Nov 1, 2049 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 3131 WASHINGTON ST, BOULDER, CO 80304-2642 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0003821498 |
|---|---|
| Date | Oct 5, 2020 |
| Instrument | 3821498 |
| Name | ZB NA |
|---|---|
| Type | Bank |
| Address | BOULDER, CO 80304 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 357 Months |
| Due | Jul 25, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 3131 WASHINGTON ST, BOULDER, CO 80304-2642 |
| Document Number | 0003647437 |
| Instrument Date | Jan 17, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Jan 12, 2019 |
| Title Company | HOMESTEAD TITLE AND ESCROW, HOMESTEAD TITLE & ESCROW |
| Name | Verified Name |
|---|---|
| Address | 3131 WASHINGTON ST BOULDER CO 803042642, BOULDER, CO 80304-2642 |
| Document Number | 0003647437 |
|---|---|
| Date | Mar 27, 2018 |
| Instrument | 3647437 |
| Name | VECTRA BK/CO |
|---|---|
| Type | Bank |
| Address | DENVER, CO 80222 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Mar 26, 2048 |
The 2025 property tax bill for 3131 Washington St was $5,858.
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 | $62,091 (+1.05%) Land $55,406 Building $6,685 | $983,100 (-) Land $884,790 Building $98,310 | |
| 2025 | $5,858.00 | $61,443 Land $55,299 Building $6,144 | $983,100 Land $884,790 Building $98,310 |
| 2023 | $5,565.00 (+16.3%) | $68,126 (+32.21%) Land $61,313 Building $6,813 | $1,016,800 (+37.15%) Land $915,120 Building $101,680 |
| 2022 | $4,785.00 | $51,528 Land $46,375 Building $5,153 | $741,400 Land $667,260 Building $74,140 |
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.
FEMA maps place 3131 Washington St in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 2013.
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 |
| Flood Insurance Cost | Premium on File median of 50 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 50 in force |
| Nearby Flood Claims | 3 (2013) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
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.
Wildfire risk around 3131 Washington St is low, with a 0.01% annual chance of wildfire.
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 | Direct burnable vegetation |
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 483 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Networks Fixed Wireless | 2,500 / 2,500 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| LiveWireNet Fixed Wireless | 250 / 100 |
| CenturyLink DSL · Fiber in parts of the area | 140 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
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