Boulder County property record for 1727 6th St, Boulder, CO 80302
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 2,032 sqft · built 1880 |
| Lot Size | 0.267 acres (11,621 sqft) |
| Owner | Individual Name on File |
| Last Sale | $209,500 (Feb 1988) |
| Tax Bill | $12,183 (2025) |
| Deeds & Mortgages | Oct 2026 Sale |
| Flood Zone | Zone AE (high risk) |
| APN | 1461-36-1-01-019 |
| Primary APN | 1461-36-1-01-019 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,032 sqft Living Area |
| 1st Floor Area | 816 sqft |
| Upper Floors Area | 448 sqft |
| Basement Area | 768 sqft |
| Finished Basement | 768 sqft |
| Interior Walls | Plaster |
| Year Built | Built 1880 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | A-Frame |
| Exterior Material | Combination |
| Construction Type | Frame |
| Lot Area | 11,621 sqft (0.267 acres) |
| Garage Type | Detached |
| Garage Area | 480 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 258 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0081023 |
|---|---|
| Street Address | 1727 6TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80302-5814 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | E 1/2 LOT 1 LESS NLY 13.4 FT TO CITY LESS SLY 128 FT BLK A HIGHLAND LAWN |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 36 |
| Legal Subdivision | HIGHLAND LAWN - BO |
| Legal Block | A |
| Legal Lot Number | 1 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2005 |
| Census Tract | 12201 |
1727 6th St is owned by an individual who acquired it in June 2008.
Source: Boulder County records, as of September 18, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 7 W 96TH ST, 11D, NEW YORK, NY 10025-6539 |
| 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.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 5, 1988 · Amount on File |
| Deed Sale | Feb 5, 1988 · Amount on File |
| Prior Sale | Jul 3, 1984 · Amount on File |
| Deed Document Number | 1988901952 |
| Last Transfer Date | Jun 24, 2008 |
| Transfer Doc | 0002939413 |
| Record Updated | Oct 29, 2026 |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Oct 8, 2026 |
| Property Address | 1727 6TH ST, BOULDER, CO 80302-5814 |
| Document Number | 0004150009 |
| Instrument Date | Oct 7, 2026 |
| Instrument | 20264150009 |
| Transaction Type | Transfer |
| Record Updated | Oct 23, 2026 |
| Title Company | LAND TITLE GUARANTEE, LAND TITLE AND GUARANTEE COMPA |
| Amount | Amount on Record |
|---|---|
| Tax | $17,776.00 |
| Amount Accuracy | Calculated from Transfer Tax |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Limited Liability Partnership |
| Address | 1727 6TH ST, BOULDER, CO 80302-5814 |
The 2025 property tax bill for 1727 6th St was $12,183.
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 | $134,266 (+5.07%) Land $89,590 Building $44,676 | $2,044,500 (-) Land $1,387,500 Building $657,000 | |
| 2025 | $12,183.00 | $127,782 Land $86,719 Building $41,063 | $2,044,500 Land $1,387,500 Building $657,000 |
| 2023 | $11,477.00 (+9.14%) | $136,593 (+20.61%) Land $88,380 Building $48,213 | $2,038,700 (+25.11%) Land $1,319,100 Building $719,600 |
| 2022 | $10,516.00 | $113,251 Land $74,275 Building $38,976 | $1,629,500 Land $1,068,700 Building $560,800 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 1727 6th St in Zone AE, a high-risk flood area within the regulatory floodway; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective October 14, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | Yes |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 26 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 41 units insured incl. 15 condo units |
| Nearby Flood Claims | 19 (1983–2014) |
| Claims Outside the SFHA | 7 of 19 |
| Most Recent Claim | Jul 2014 · 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.
Wildfire risk around 1727 6th St is moderate, ranking above 69% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 69% of the US · above 63% of Colorado |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect 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 331 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 |
| LiveWireNet Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: CenturyLink, Verizon.
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