Boulder County property record for 870 Co Rd 83, Boulder, CO 80302
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 850 sqft · built 1900 |
| Lot Size | 2.37 acres (103,409 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $625,000 (Jul 2018) |
| Tax Bill | $4,497 (2025) |
| Deeds & Mortgages | Feb 2022 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 1461-08-0-00-097 |
| Primary APN | 1461-08-0-00-097 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 850 sqft Living Area |
| 1st Floor Area | 850 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 2007 |
| Architectural Style | Ranch |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Metal |
| Lot Area | 103,409 sqft |
| Account Number | R0024209 |
|---|---|
| Street Address | 870 COUNTY ROAD 83 |
| City | BOULDER |
| State | CO |
| Zip | 80302-9721 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | F |
| Legal Description | HOUSE NO 10 SUNSHINE & PT OF BALTIMORE LD 385 INCL MIN & PT JUMBO LD 386 INCL MIN LYING N & E OF CO RD 83 GOLD HILL 8-1N-71 TOTAL 2.72 ACS |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 08 |
| Legal Subdivision | SUNSHINE - MT |
| Legal Block | 3 |
| Legal Lot Number | 10 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BALD MOUNTAIN |
| Census Block Group | 3 |
| Census Block | 3011 |
| Census Tract | 13704 |
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 | 870 COUNTY ROAD 83, BOULDER, CO 80302-9721 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 11, 2018 · Amount on Record |
| Deed Sale | Jul 11, 2018 · Amount on Record |
| Prior Sale | Mar 23, 1976 |
| Deed Document Number | 20183665398 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 870 COUNTY ROAD 83, BOULDER, CO 80302-9721 |
| Transaction Type | Mortgage |
| Record Updated | Mar 14, 2022 |
| Title Company | CANTON TITLE, CANYON TITLE |
| Name | Verified Name |
|---|
| Document Number | 0003946937 |
|---|---|
| Date | Feb 23, 2022 |
| Instrument | 3946937 |
| Name | UNIVERSAL LENDING CORP |
|---|---|
| Type | Mortgage Company |
| Address | DENVER, CO 80224 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 241 Months |
| Due | Mar 1, 2042 |
Source: Boulder County assessment roll, as of September 18, 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 | $44,200 (-1.78%) Land $25,534 Building $18,666 | $720,000 (-) Land $445,500 Building $274,500 | |
| 2025 | $4,497.00 (+7.51%) | $45,000 (-15.07%) Land $27,844 Building $17,156 | $720,000 (-8.95%) Land $445,500 Building $274,500 |
| 2023 | $4,183.00 (+14.38%) | $52,984 (+32.35%) Land $28,482 Building $24,502 | $790,800 (+37.29%) Land $425,100 Building $365,700 |
| 2022 | $3,657.00 | $40,032 Land $23,519 Building $16,513 | $576,000 Land $338,400 Building $237,600 |
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 A, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 8 in force |
| Nearby Flood Claims | 2 (2013) |
| Most Recent Claim | Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides |
| 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 | Extreme above 95% of the US · above 98% of Colorado |
|---|---|
| Wildfire Likelihood | 1% annual chance |
| Exposure | Direct burnable vegetation |
Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 31 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Networks Fixed Wireless | 2,500 / 2,500 |
| Visionary Broadband Fixed Wireless | 200 / 20 |
| CenturyLink DSL | 100 / 10 |
5G and 4G LTE (outdoors only)
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