Boulder County property record for 3251 9th St, Boulder, CO 80304
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,490 sqft · built 1953 |
| Lot Size | 0.264 acres (11,514 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $12,314 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1461-24-4-00-113 |
| Primary APN | 1461-24-4-00-113 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,490 sqft Living Area |
| Gross Area | 2,743 sqft |
| 1st Floor Area | 1,626 sqft |
| Upper Floors Area | 864 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1953 |
|---|---|
| Effective Year Built | Effective 1986 |
| Architectural Style | A-Frame |
| Exterior Material | Combination |
| Construction Type | Masonry / Concrete Block |
| Roof Material | Asphalt |
| Lot Area | 11,514 sqft (0.264 acres) |
| Garage Type | Attached |
| Garage Area | 253 sqft |
| Parking Spaces | 3 Parking Spaces |
| Porch | Porch |
|---|---|
| Porch Area | 90 sqft |
| Deck Area | 40 sqft |
| Patio Area | 240 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0008238 |
|---|---|
| Street Address | 3251 9TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80304-2112 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACTS 407-A-1 407 B1A 407 D LESS D1 BO 24-1N-71 |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 24 |
| Legal Subdivision | TR, NBR 101-103,105,107,109,170 |
| Legal Tract | 407 |
| Legal Block | 2 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2016 |
| Census Tract | 12101 |
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 Individual Names on Record |
|---|---|
| Mailing Address | 3251 9TH ST, BOULDER, CO 80304-2112 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 17, 1998 |
| Deed Sale | Mar 17, 1998 |
| Prior Sale | Feb 3, 1997 · Amount on Record |
| Deed Document Number | 19981781870 |
| Last Transfer Date | Sep 18, 2002 |
| Transfer Doc | 0002334729 |
| Record Updated | Oct 29, 2026 |
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 | $135,755 (+5.11%) Land $121,703 Building $14,052 | $2,066,400 (-) Land $1,859,760 Building $206,640 | |
| 2025 | $12,314.00 (-0.37%) | $129,150 (-12.03%) Land $116,235 Building $12,915 | $2,066,400 (-5.7%) Land $1,859,760 Building $206,640 |
| 2023 | $12,360.00 (+18.94%) | $146,810 (+31.19%) Land $128,975 Building $17,835 | $2,191,200 (+36.08%) Land $1,925,000 Building $266,200 |
| 2022 | $10,392.00 | $111,909 Land $92,623 Building $19,286 | $1,610,200 Land $1,332,700 Building $277,500 |
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 X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 63 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 63 in force |
| Nearby Flood Claims | 25 (1990–2026) |
| Claims Outside the SFHA | 17 of 25 |
| Most Recent Claim | Jun 2026 · 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 | Moderate above 58% of the US · above 43% of Colorado |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 431 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 | 2,000 / 1,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| LiveWireNet Fixed Wireless | 250 / 100 |
May also be available: T-Mobile.
5G (outdoors only) and 4G LTE
Search by:
By searching, you agree to: Terms • Privacy • Disclosures