Boulder County property record for 3812 Northbrook Dr, Boulder, CO 80304
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 1 ba · 976 sqft · built 1981 |
| Lot Size | 0.046 acres (1,985 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $504,000 (Mar 2021) |
| Tax Bill | $3,228 (2025) |
| Deeds & Mortgages | Mar 2021 Sale & Mortgage Jan 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-17-3-16-061 |
| Primary APN | 1463-17-3-16-061 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 3 Rooms |
| Building Area | 976 sqft Living Area |
| 1st Floor Area | 480 sqft |
| Upper Floors Area | 496 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1981 |
|---|---|
| Effective Year Built | Effective 1995 |
| Architectural Style | Townhouse |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 1,985 sqft (0.046 acres) |
| Porch | Porch |
| Porch Area | 32 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0085255 |
|---|---|
| Street Address | 3812 NORTHBROOK DR |
| City | BOULDER |
| State | CO |
| Zip | 80304-1434 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 44 BLK I WINDING TRAIL VILLAGE REPLAT |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 20 |
| Legal Subdivision | WINDING TRAIL VILLAGE REPLT - BO |
| Legal Block | I |
| Legal Lot Number | 44 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 3 |
| Census Block | 3006 |
| Census Tract | 12103 |
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 | 3812 NORTHBROOK DR, BOULDER, CO 80304-1434 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Mar 17, 2021 | Warranty Deed, Transfer · Conventional Mortgage ELEVATIONS CU |
| Jan 12, 2018 | Deed of Trust, Mortgage · Conventional Mortgage BROKER SOLUTIONS INCDBA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 17, 2021 · Amount on Record |
| Deed Sale | Mar 17, 2021 · Amount on Record |
| Prior Sale | Jun 21, 2016 · Amount on Record |
| Deed Document Number | 20213868314 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Mar 17, 2021 |
| Property Address | 3812 NORTHBROOK DR, BOULDER, CO 80304-1434 |
| Document Number | 0003868314 |
| Instrument Date | Mar 16, 2021 |
| Instrument | 3868314 |
| Transaction Type | Transfer |
| Record Updated | Mar 31, 2022 |
| Title Company | LAND TITLE GUARANTEE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $50.40 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 3812 NORTHBROOK DR, BOULDER, CO 80304-1434 |
| Document Number | 0003868315 |
|---|---|
| Date | Mar 17, 2021 |
| Instrument | 3868315 |
| Name | ELEVATIONS CU |
|---|---|
| Type | Credit Union |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Apr 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 3812 NORTHBROOK DR, BOULDER, CO 80304-1434 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0003635769 |
|---|---|
| Date | Jan 12, 2018 |
| Instrument | 3635769 |
| Name | BROKER SOLUTIONS INCDBA |
|---|---|
| Type | Non-Lending Institution |
| Address | TUSTIN, CA 92780 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Feb 1, 2048 |
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 | $33,158 (-2.08%) Land $11,949 Building $21,209 | $541,800 (-) Land $229,900 Building $311,900 | |
| 2025 | $3,228.00 (+13.46%) | $33,863 (-7.55%) Land $14,369 Building $19,494 | $541,800 (-0.9%) Land $229,900 Building $311,900 |
| 2023 | $2,845.00 (+8.96%) | $36,629 (+30.26%) Land $16,817 Building $19,812 | $546,700 (+35.12%) Land $251,000 Building $295,700 |
| 2022 | $2,611.00 | $28,120 Land $14,317 Building $13,803 | $404,600 Land $206,000 Building $198,600 |
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 |
|---|---|
| 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 28 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 58 units insured incl. 30 condo units |
| Nearby Flood Claims | 18 (1995–2022) |
| Claims Outside the SFHA | 9 of 18 |
| Most Recent Claim | Oct 2022 · 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 | Low lower than 80% of the US · lower than 91% of Colorado |
|---|---|
| Wildfire Likelihood | 0.01% 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 341 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 |
| CenturyLink DSL · Fiber in parts of the area | 140 / 20 |
May also be available: T-Mobile, Verizon.
5G (outdoors only) and 4G LTE
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