Boulder County property record for 2821 20th St, Boulder, CO 80304
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.25 ba · 2,363 sqft · built 1956 |
| Lot Size | 0.224 acres (9,763 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,285,000 (Mar 2019) |
| Tax Bill | $9,857 (2025) |
| Deeds & Mortgages | Nov 2020 Mortgage Mar 2019 Sale & Mortgage |
| Flood Zone | Zone X (moderate risk) |
| APN | 1463-30-1-11-014 |
| Primary APN | 1463-30-1-11-014 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.25 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 13 Rooms |
| Stories | 1 Story |
| Building Area | 2,363 sqft Living Area |
| 1st Floor Area | 2,363 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 2000 |
| Architectural Style | Ranch |
| Exterior Material | Brick Veneer |
| Construction Type | Masonry / Concrete Block |
| Roof Material | Asphalt |
| Lot Area | 9,763 sqft (0.224 acres) |
| Garage Area | 380 sqft |
| Porch | Porch |
|---|---|
| Porch Area | 98 sqft |
| Deck Area | 207 sqft |
| Patio Area | 350 sqft |
| Total Buildings | 2 Buildings |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0008732 |
|---|---|
| Street Address | 2821 20TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80304-2703 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 15 BLK 2 EDGEWOOD |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 30 |
| Legal Subdivision | EDGEWOOD - BO |
| Legal Block | 2 |
| Legal Lot Number | 15 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2005 |
| Census Tract | 12107 |
Source: Boulder County records · APN 1463-30-1-11-014
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 | 2821 20TH ST, BOULDER, CO 80304-2703 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Nov 09, 2020 | Deed of Trust, Mortgage · Conventional Mortgage COMMERCE BANK |
| Mar 25, 2019 | Warranty Deed, Transfer CITYWIDE HMS LNS |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Mar 25, 2019 · Amount on Record |
| Deed Sale | Mar 25, 2019 · Amount on Record |
| Prior Sale | Jun 29, 2012 · Amount on Record |
| Deed Document Number | 20193703806 |
| Prior Transfer Date | May 14, 2009 |
| Prior Transfer Doc | 0003001943 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 2821 20TH ST, BOULDER, CO 80304-2703 |
| Transaction Type | Mortgage |
| Record Updated | Mar 31, 2022 |
| Title Company | LAND TITLE GUARANTEE CO |
| Name | Verified Name |
|---|
| Document Number | 0003831654 |
|---|---|
| Date | Nov 09, 2020 |
| Instrument | 3831654 |
| Name | COMMERCE BANK |
|---|---|
| Type | Bank |
| Address | KANSAS CITY, MO 64106 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 181 Months |
| Due | Dec 01, 2035 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Mar 25, 2019 |
| Property Address | 2821 20TH ST, BOULDER, CO 80304-2703 |
| Document Number | 0003703806 |
| Instrument Date | Mar 22, 2019 |
| Instrument | 3703806 |
| Transaction Type | Transfer |
| Record Updated | Apr 01, 2019 |
| Title Company | LAND TITLE GUARANTEE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $128.50 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 2821 20TH ST BOULDER CO 803042703, BOULDER, CO 80304-2703 |
| Document Number | 3703807 |
|---|---|
| Date | Mar 25, 2019 |
| Instrument | 3703807 |
| Name | CITYWIDE HMS LNS |
|---|---|
| Type | Funding / Finance Company |
| Address | SANDY, UT 84070 |
| Amount | Amount Recorded |
|---|---|
| Term | 360 Months |
| Due | Mar 24, 2049 |
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 | $112,485 (+8.8%) Land $69,761 Building $42,724 | $1,654,200 (-) Land $1,025,900 Building $628,300 | |
| 2025 | $9,857.00 (+3.32%) | $103,388 (-9.43%) Land $64,119 Building $39,269 | $1,654,200 (-2.91%) Land $1,025,900 Building $628,300 |
| 2023 | $9,540.00 (+18.89%) | $114,155 (+32.11%) Land $67,898 Building $46,257 | $1,703,800 (+37.04%) Land $1,013,400 Building $690,400 |
| 2022 | $8,024.00 | $86,409 Land $51,256 Building $35,153 | $1,243,300 Land $737,500 Building $505,800 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130121072, 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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 31 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 31 in force |
| Nearby Flood Claims | 5 (2013) |
| Claims Outside the SFHA | 2 of 5 |
| Most Recent Claim | Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
| Wildfire Risk | Not rated no burnable land 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, availability as of December 31, 2025 · sampled at 640 locations within half a mile · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Fixed Wireless | 2,500 / 2,500 |
| Lumen Technologies Fiber | 2,000 / 1,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Live Wire Networks Fixed Wireless | 250 / 100 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: AT&T.
Source: EPA Safe Drinking Water Information System via ECHO, 2026 Q3 · EPA community water system boundaries v3.0, 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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