Boulder County property record for 2131 Arapahoe Ave, Boulder, CO 80302
| Property Type | Multi-Family Dwellings |
|---|---|
| Details | 4 bd · 4 ba · 2,552 sqft · built 1947 |
| Lot Size | 0.129 acres (5,624 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $8,625 (2025) |
| Deeds & Mortgages | Mar 2024 Mortgage Apr 2019 Mortgage + 1 more |
| Flood Zone | Zone AO (high risk) |
| APN | 1463-30-8-46-009 |
| Primary APN | 1463-30-8-46-009 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 10 Rooms |
| Units | 4 Units |
| Stories | 2 Stories |
| Building Area | 2,552 sqft Living Area |
| 1st Floor Area | 1,352 sqft |
| Upper Floors Area | 1,200 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Masonry / Concrete Block |
| Roof Material | Asphalt |
| Lot Area | 5,624 sqft (0.129 acres) |
| Garage Type | Carport |
| Garage Area | 252 sqft |
| Carport | Carport |
| Carport Area | 252 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Porch |
| Porch Area | 176 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0003052 |
|---|---|
| Street Address | 2131 ARAPAHOE AVE |
| City | BOULDER |
| State | CO |
| Zip | 80302-7698 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Multi-Family Dwellings |
| Legal Description | LOT 12 BLK 18 CULVER |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 30 |
| Legal Subdivision | CULVER - BO |
| Legal Block | 18 |
| Legal Lot Number | 12 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 12206 |
Source: Boulder County records, as of September 18, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 2131 ARAPAHOE AVE, BOULDER, CO 80302-7698 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Mar 18, 2024 | Deed of Trust, Mortgage · Conventional Mortgage ZB NA |
| Apr 30, 2019 | Deed of Trust, Mortgage · Commercial Mortgage ZB NA |
| Aug 24, 2020 | Deed of Trust, Mortgage · Line of Credit ZB NA |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 2, 1991 |
| Deed Sale | Jul 2, 1991 |
| Prior Sale | Oct 16, 1990 |
| Deed Document Number | 19911113569 |
| Last Transfer Date | Jul 17, 2014 |
| Transfer Doc | 0003392035 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 2131 ARAPAHOE AVE, BOULDER, CO 80302-7698 |
| Transaction Type | Mortgage |
| Record Updated | Apr 4, 2024 |
| Title Company | HOMESTEAD TITLE AND ESCROW, HOMESTEAD TITLE & ESCROW |
| Name | Verified Name |
|---|---|
| Address | 2131 ARAPAHOE AVE A, A, BOULDER, CO 80302-7699 |
| Investor | Possibly a Property Investor |
| Document Number | 0004039693 |
|---|---|
| Date | Mar 18, 2024 |
| Instrument | 4039693 |
| Name | ZB NA |
|---|---|
| Type | Bank |
| Address | DENVER, CO 80222 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Apr 1, 2054 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 2131 ARAPAHOE AVE, BOULDER, CO 80302-7698 |
| Transaction Type | Mortgage |
| Record Updated | Mar 31, 2022 |
| Name | Verified Name |
|---|
| Document Number | 0003709605 |
|---|---|
| Date | Apr 30, 2019 |
| Instrument | 3709605 |
| Name | ZB NA |
|---|---|
| Type | Bank |
| Address | BOULDER, CO 80302 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Apr 9, 2049 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 2131 ARAPAHOE AVE, BOULDER, CO 80302-7698 |
| Transaction Type | Mortgage |
| Record Updated | Mar 31, 2022 |
| Name | Verified Name |
|---|
| Document Number | 0003809369 |
|---|---|
| Date | Aug 24, 2020 |
| Instrument | 3809369 |
| Name | ZB NA |
|---|---|
| Type | Bank |
| Address | BOULDER, CO 80302 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jul 31, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
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 | $78,948 (-17.64%) Land $51,204 Building $27,744 | $1,231,000 (-19.74%) Land $753,000 Building $478,000 | |
| 2025 | $8,625.00 (-0.15%) | $95,863 (-12.49%) Land $47,063 Building $48,800 | $1,533,800 (-6.19%) Land $753,000 Building $780,800 |
| 2023 | $8,638.00 (+24.25%) | $109,545 (+35.22%) Land $55,121 Building $54,424 | $1,635,000 (+37.23%) Land $822,700 Building $812,300 |
| 2022 | $6,952.00 | $81,015 Land $40,725 Building $40,290 | $1,191,400 Land $598,900 Building $592,500 |
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 AO high risk · sheet flow 1–3 ft |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on Record median of 101 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 174 units insured incl. 73 condo units |
| Nearby Flood Claims | 10 (2013) |
| Most Recent Claim | Oct 2013 · rainfall accumulation |
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 432 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 |
| AT&T Fixed Wireless | 100 / 20 |
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