Boulder County property record for 3990 Carlock Dr, Boulder, CO 80305
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,336 sqft · built 1961 |
| Lot Size | 0.166 acres (7,231 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $167,500 (Jun 1992) |
| Tax Bill | $6,468 (2025) |
| Deeds & Mortgages | Jun 2018 Transfer Jan 2018 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 1577-08-1-15-005 |
| Primary APN | 1577-08-1-15-005 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 2,336 sqft Living Area |
| Gross Area | 2,658 sqft |
| 1st Floor Area | 1,558 sqft |
| Basement Area | 778 sqft |
| Finished Basement | 778 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1961 |
|---|---|
| Effective Year Built | Effective 1965 |
| Architectural Style | Ranch |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 7,231 sqft (0.166 acres) |
| Garage Type | Attached |
| Garage Area | 322 sqft |
| Parking Spaces | 1 Parking Space |
| Patio Area | 612 sqft |
| Cooling System | Evaporative |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0013786 |
|---|---|
| Street Address | 3990 CARLOCK DR |
| City | BOULDER |
| State | CO |
| Zip | 80305-6513 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 5 BLK 5 MOUNTAIN TERRACE |
| Legal Range | 70 |
| Legal Township | 1S |
| Legal Section | 08 |
| Legal Subdivision | MOUNTAIN TERRACE - BO |
| Legal Block | 5 |
| Legal Lot Number | 5 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1011 |
| Census Tract | 12509 |
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 | Individual Name on Record |
|---|---|
| Mailing Address | 3990 CARLOCK DR, BOULDER, CO 80305-6513 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jun 26, 2018 | Quit Claim Deed, Transfer Quitclaim |
| Jan 31, 2018 | Quit Claim Deed, Transfer Quitclaim |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 1, 1992 · Amount on Record |
| Deed Sale | Jun 1, 1992 · Amount on Record |
| Prior Sale | Apr 29, 1991 · Amount on Record |
| Deed Document Number | 19921189137 |
| Last Transfer Date | Oct 27, 2020 |
| Transfer Doc | 0003827836 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Jun 26, 2018 |
| Property Address | 3990 CARLOCK DR, BOULDER, CO 80305-6513 |
| Document Number | 0003662753 |
| Instrument Date | Jun 26, 2018 |
| Instrument | 3662753 |
| Transaction Type | Transfer |
| Record Updated | Jul 6, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 3990 CARLOCK DR BOULDER CO 803056513, BOULDER, CO 80305-6513 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Jan 31, 2018 |
| Property Address | 3990 CARLOCK DR, BOULDER, CO 80305-6513 |
| Document Number | 0003638588 |
| Instrument Date | Jan 31, 2018 |
| Instrument | 3638588 |
| Transaction Type | Transfer |
| Record Updated | Feb 6, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 3990 CARLOCK DR BOULDER CO 803056513, BOULDER, CO 80305-6513 |
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 | $69,047 (+1.78%) Land $54,441 Building $14,606 | $1,085,400 (-) Land $870,600 Building $214,800 | |
| 2025 | $6,468.00 (+3.44%) | $67,838 (-10.85%) Land $54,413 Building $13,425 | $1,085,400 (-4.43%) Land $870,600 Building $214,800 |
| 2023 | $6,253.00 (+14.06%) | $76,092 (+28.88%) Land $62,444 Building $13,648 | $1,135,700 (+33.69%) Land $932,000 Building $203,700 |
| 2022 | $5,482.00 | $59,041 Land $45,933 Building $13,108 | $849,500 Land $660,900 Building $188,600 |
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 minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 7 in force |
| Nearby Flood Claims | 1 (1998) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Feb 1998 · tidal / storm surge |
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 | Low lower than 80% of the US · lower than 91% of Colorado |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | None beyond 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 604 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: AT&T, T-Mobile.
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