Boulder County property record for 603 Pearl St, Boulder, CO 80302
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 5.25 ba · 5,100 sqft · built 1917 |
| Lot Size | 0.186 acres (8,098 sqft) |
| Owner | Company Name on File |
| Last Sale | $495,000 (Jun 2003) |
| Tax Bill | $18,465 (2025) |
| Deeds & Mortgages | Sep 2018 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 1461-25-4-36-014 |
| Primary APN | 1461-25-4-36-014 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 5.25 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 13 Rooms |
| Stories | 2 Stories |
| Building Area | 5,100 sqft Living Area |
| Gross Area | 5,340 sqft |
| 1st Floor Area | 2,925 sqft |
| Upper Floors Area | 597 sqft |
| Basement Area | 1,578 sqft |
| Finished Basement | 1,578 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1917 |
|---|---|
| Effective Year Built | Effective 1995 |
| Architectural Style | A-Frame |
| Exterior Material | Combination |
| Construction Type | Masonry / Concrete Block |
| Roof Material | Asphalt |
| Lot Area | 8,098 sqft (0.186 acres) |
| Garage Type | Attached |
| Garage Area | 240 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Porch |
| Porch Area | 144 sqft |
| Heating System | Hot Water |
|---|
| Account Number | R0001472 |
|---|---|
| Street Address | 603 PEARL ST |
| City | BOULDER |
| State | CO |
| Zip | 80302-5003 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 19 & LOT 20 LESS ELY 88 FT BLK 101 BOULDER WEST O T |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 30 |
| Legal Subdivision | BOULDER O T EAST & WEST & NORTH - BO |
| Legal Block | 101 |
| Legal Lot Number | 19 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 12201 |
603 Pearl St is owned by a company that acquired it in September 2018.
Source: Boulder County records, as of September 18, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 603 PEARL ST, BOULDER, CO 80302-5003 |
| Owner Type | Company |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 12, 2003 · Amount on File |
| Deed Sale | Jun 12, 2003 · Amount on File |
| Prior Sale | Sep 20, 1995 · Amount on File |
| Deed Document Number | 20032455631 |
| Last Transfer Date | Sep 13, 2018 |
| Transfer Doc | 0003676142 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Sep 13, 2018 |
| Property Address | 603 PEARL ST, BOULDER, CO 80302-5003 |
| Document Number | 0003676142 |
| Instrument Date | Sep 13, 2018 |
| Instrument | 3676142 |
| Transaction Type | Transfer |
| Record Updated | Sep 24, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 603 PEARL ST BOULDER CO 803025003, BOULDER, CO 80302-5003 |
The 2025 property tax bill for 603 Pearl St was $18,465, up 0.1% from the year before.
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 | $212,745 (+6.42%) Land $101,585 Building $111,160 | $3,198,600 (-) Land $1,563,900 Building $1,634,700 | |
| 2025 | $18,465.00 (+0.09%) | $199,913 Land $97,744 Building $102,169 | $3,198,600 Land $1,563,900 Building $1,634,700 |
| 2024 | $18,448.00 (+1.77%) | ||
| 2023 | $18,128.00 (+13.11%) | $220,303 (+22.7%) Land $101,994 Building $118,309 | $3,288,100 (+27.28%) Land $1,522,300 Building $1,765,800 |
| 2022 | $16,027.00 | $179,546 Land $85,568 Building $93,978 | $2,583,400 Land $1,231,200 Building $1,352,200 |
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 603 Pearl St in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 34 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 66 units insured incl. 32 condo units |
| Nearby Flood Claims | 16 (1994–2017) |
| Claims Outside the SFHA | 10 of 16 |
| Most Recent Claim | Aug 2017 · other causes |
| 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 603 Pearl St is high, ranking above 76% of the US, with a 0.5% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 76% of the US · above 76% of Colorado |
|---|---|
| Wildfire Likelihood | 0.5% 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 684 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 |
| LiveWireNet Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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