Boulder County property record for 4805 Old Post Cir, Boulder, CO 80301
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3.25 ba · 2,912 sqft · built 1976 |
| Lot Size | 0.046 acres (1,995 sqft) |
| Owner | Company Name on File |
| Last Sale | $379,000 (Jul 2010) |
| Tax Bill | $4,371 (2025) |
| Deeds & Mortgages | Sep 2018 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-12-3-01-046 |
| Primary APN | 1463-12-3-01-046 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3.25 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 8 Rooms |
| Building Area | 2,912 sqft Living Area |
| Gross Area | 3,396 sqft |
| 1st Floor Area | 866 sqft |
| Upper Floors Area | 1,180 sqft |
| Basement Area | 866 sqft |
| Finished Basement | 866 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1976 |
|---|---|
| Effective Year Built | Effective 1995 |
| Architectural Style | Townhouse |
| Exterior Material | Combination |
| Construction Type | Frame |
| Lot Area | 1,995 sqft (0.046 acres) |
| Garage Type | Attached |
| Garage Area | 484 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
|---|---|
| Porch Area | 64 sqft |
| Deck Area | 135 sqft |
| Patio Area | 195 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Hot Water |
| Account Number | R0038698 |
|---|---|
| Street Address | 4805 OLD POST CIR |
| City | BOULDER |
| State | CO |
| Zip | 80301-3966 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RR |
| Legal Description | LOT 52 FLINTLOCK 2 |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 12 |
| Legal Subdivision | FLINTLOCK 2 - BOV |
| Legal Block | 3 |
| Legal Lot Number | 52 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 3 |
| Census Block | 3009 |
| Census Tract | 12708 |
Source: Boulder County assessment roll, as of June 15, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 4805 OLD POST CIR, BOULDER, CO 80301-3966 |
| Owner Type | Company |
| Vesting | Life Tenant |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jul 12, 2010 · Amount on Record |
| Deed Sale | Jul 12, 2010 · Amount on Record |
| Prior Sale | Jul 1, 2002 · Amount on Record |
| Deed Document Number | 20103085384 |
| Last Transfer Date | Sep 7, 2018 |
| Transfer Doc | 0003675667 |
| Record Updated | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Sep 11, 2018 |
| Property Address | 4805 OLD POST CIR, BOULDER, CO 80301-3966 |
| Document Number | 0003675667 |
| Instrument Date | Sep 7, 2018 |
| Instrument | 3675667 |
| Transaction Type | Transfer |
| Record Updated | Sep 19, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 4805 OLD POST CIR BOULDER CO 803013966, BOULDER, CO 80301-3966 |
Source: Boulder County assessment roll, as of June 15, 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Unified School District | Boulder Valley School District RE-2 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $54,108 (+8.8%) Land $15,749 Building $38,359 | $795,700 (-) Land $231,600 Building $564,100 | |
| 2025 | $4,371.00 (+18.23%) | $49,731 (-2.28%) Land $14,475 Building $35,256 | $795,700 (+4.75%) Land $231,600 Building $564,100 |
| 2023 | $3,697.00 (+7.13%) | $50,893 (+20.6%) Land $15,658 Building $35,235 | $759,600 (+25.1%) Land $233,700 Building $525,900 |
| 2022 | $3,451.00 | $42,201 Land $11,607 Building $30,594 | $607,200 Land $167,000 Building $440,200 |
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 |
| Flood Insurance Cost | Premium on Record median of 11 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 11 in force |
| Nearby Flood Claims | 8 (1995–2023) |
| Claims Outside the SFHA | 8 of 8 |
| Most Recent Claim | May 2023 · rainfall accumulation |
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 62% of the US · lower than 78% of Colorado |
|---|---|
| Wildfire Likelihood | 0.08% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 393 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Fixed Wireless | 2,500 / 2,500 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Live Wire Networks Fixed Wireless | 250 / 100 |
| Lumen Technologies DSL | 140 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: AT&T.
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