Boulder County property record for 1510 18th St, Boulder, CO 80302
| Property Type | Multi-Family Dwellings |
|---|---|
| Details | 8 bd · 4 ba · 3,204 sqft · built 1900 |
| Lot Size | 0.243 acres (10,579 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $215,000 (May 1993) |
| Tax Bill | $12,451 (2025) |
| Deeds & Mortgages | Dec 2018 Transfer |
| Flood Zone | Zone X (moderate risk) |
| APN | 1463-30-8-43-009 |
| Primary APN | 1463-30-8-43-009 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 8 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 16 Rooms |
| Units | 2 Units |
| Building Area | 3,204 sqft Living Area |
| Gross Area | 3,354 sqft |
| 1st Floor Area | 2,604 sqft |
| Upper Floors Area | 600 sqft |
| Basement Area | 150 sqft |
| Interior Walls | Plaster |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Lot Area | 10,579 sqft (0.243 acres) |
| Deck Area | 410 sqft |
| Total Buildings | 2 Buildings |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0003880 |
|---|---|
| Street Address | 1510 18TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80302-6410 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Multi-Family Dwellings |
| Legal Description | LOT 8 & 9 BLK 6 CULVER LESS NLY 6 FT FOR ALLEY 30-1N-70 |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 30 |
| Legal Subdivision | CULVER - BO |
| Legal Block | 6 |
| Legal Lot Number | 8 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1017 |
| Census Tract | 12206 |
Source: Boulder County records, as of September 18, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 75 MANHATTAN DR, 307, BOULDER, CO 80303-4506 |
| Owner Type | Company |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 4, 1993 · Amount on Record |
| Deed Sale | May 4, 1993 · Amount on Record |
| Prior Sale | Jun 3, 1992 |
| Deed Document Number | 19931289169 |
| Last Transfer Date | Dec 11, 2018 |
| Transfer Doc | 0003690328 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Dec 17, 2018 |
| Property Address | 1510 18TH ST, BOULDER, CO 80302-6410 |
| Document Number | 0003690328 |
| Instrument Date | Dec 11, 2018 |
| Instrument | 3690328 |
| Transaction Type | Transfer |
| Record Updated | Jan 2, 2019 |
| Title Company | OTHER |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 4083 W 107TH CT WESTMINSTER CO 800311999, WESTMINSTER, CO 80031-1999 |
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 | $133,640 (+5.06%) Land $66,177 Building $67,463 | $2,035,300 (-) Land $1,043,200 Building $992,100 | |
| 2025 | $12,451.00 (+24.39%) | $127,206 (+11.58%) Land $65,200 Building $62,006 | $2,035,300 (+19.62%) Land $1,043,200 Building $992,100 |
| 2024 | $10,010.00 (+1.87%) | ||
| 2023 | $9,826.00 (+23.75%) | $114,000 (+38.55%) Land $69,224 Building $44,776 | $1,701,500 (+40.62%) Land $1,033,200 Building $668,300 |
| 2022 | $7,940.00 | $82,280 Land $46,920 Building $35,360 | $1,210,000 Land $690,000 Building $520,000 |
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.
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 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 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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