Boulder County property record for 283 Antelope Dr, Lyons, CO 80540 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.25 ba · 2,190 sqft · built 1965 |
| Lot Size | 5.56 acres (242,417 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $225,000 (Aug 1994) |
| Tax Bill | $5,853 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1201-13-0-00-054 |
| Primary APN | 1201-13-0-00-054 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.25 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,190 sqft Living Area |
| Gross Area | 3,780 sqft |
| 1st Floor Area | 1,690 sqft |
| Basement Area | 1,690 sqft |
| Finished Basement | 500 sqft |
| Unfinished Basement | 1,190 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1965 |
|---|---|
| Effective Year Built | Effective 1968 |
| Architectural Style | Ranch |
| Exterior Material | Brick Veneer |
| Construction Type | Masonry / Concrete Block |
| Lot Area | 242,417 sqft |
| Garage Type | Attached |
| Garage Area | 1,012 sqft |
| Parking Spaces | 4 Parking Spaces |
| Porch | Porch |
| Porch Area | 122 sqft |
| Patio Area | 504 sqft |
| Heating System | Hot Water |
|---|
| Account Number | R0051018 |
|---|---|
| Street Address | 283 ANTELOPE DR |
| City | LYONS |
| State | CO |
| Zip | 80540-9026 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TR 3253 13-3N-71 BOOK 1297 PAGE 331 5.83 AC |
| Legal Range | 71 |
| Legal Township | 3N |
| Legal Section | 13 |
| Legal Subdivision | TR, NBR 962 LYONS AREA |
| Legal Tract | 3253 |
| Legal Block | 2 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | LONGMONT |
| Census Block Group | 2 |
| Census Block | 2016 |
| Census Tract | 13601 |
Source: Boulder County records · APN 1201-13-0-00-054
Assessment roll updated June 15, 2026 · Last verified June 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 File |
|---|---|
| Mailing Address | 283 ANTELOPE DR, LYONS, CO 80540-9026 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Aug 22, 1994 · Amount on Record |
| Deed Sale | Aug 22, 1994 · Amount on Record |
| Prior Sale | Aug 28, 1984 |
| Deed Document Number | 19941456551 |
| Record Updated | Sep 20, 2026 |
Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Unified School District | St. Vrain Valley School District RE 1J (PK - 12) |
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.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $60,091 (+8.8%) Land $25,799 Building $34,292 | $883,700 (-) Land $379,400 Building $504,300 | |
| 2025 | $5,853.00 (+2.27%) | $55,232 (-7.48%) Land $23,713 Building $31,519 | $883,700 (-0.82%) Land $379,400 Building $504,300 |
| 2023 | $5,723.00 (+28.15%) | $59,697 (+40.81%) Land $21,561 Building $38,136 | $891,000 (+46.07%) Land $321,800 Building $569,200 |
| 2022 | $4,466.00 | $42,395 Land $19,349 Building $23,046 | $610,000 Land $278,400 Building $331,600 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130136012, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Flood Insurance Cost | Premium on Record median of 22 individual NFIP policies nearby |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 22 in force |
| Nearby Flood Claims | 56 (1980–2015) |
| Claims Outside the SFHA | 23 of 56 |
| Most Recent Claim | Jun 2015, rainfall accumulation, Severe Storms, Tornadoes, Flooding, Landslides, And Mudslides |
| Claims By Storm |
|
| Wildfire Risk | Very High above 92% of the US · above 96% of Colorado |
|---|---|
| Wildfire Likelihood | About 1 in 85 per year |
| Exposure | Direct burnable vegetation at the parcel |
Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 11 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) | Low Latency |
|---|---|---|---|
| Z3N | Cable | 1,000 / 100 | Yes |
| Z3N | Fixed Wireless (unlicensed) | 200 / 30 | No |
| T-Mobile USA | Fixed Wireless | 100 / 20 | Yes |
Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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