Larimer County property record for 609 Mountain Ave, Berthoud, CO 80513
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2 ba · 2,012 sqft · built 1901 |
| Lot Size | 0.219 acres (9,583 sqft) |
| Owner | Individual Name on File |
| Last Sale | $289,900 (Jun 2006) |
| Tax Bill | $4,412 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 94231-10-001 |
| Primary APN | 94231-10-001 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 2,012 sqft Living Area |
| Basement Area | 392 sqft |
| Interior Walls | Plaster |
| Year Built | Built 1901 |
|---|---|
| Architectural Style | Other |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Foundation Type | Block |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 9,583 sqft (0.219 acres) |
| Garage Type | Detached |
| Garage Area | 660 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Porch Area | 80 sqft |
| Heating System | Forced Air |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | R0483176 |
|---|---|
| Old Parcel Number | 9423110001 |
| Street Address | 609 MOUNTAIN AVE |
| City | BERTHOUD |
| State | CO |
| Zip | 80513-5024 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOTS 1 & 2 & E 17 FT OF LOT 3, BLK 6, WELCH, BER |
| Legal Range | 69 |
| Legal Township | 04 |
| Legal Section | 23 |
| Legal Quarter | NE |
| Legal Subdivision | WELCH ADD |
| Legal Block | 6 |
| Legal Lot Number | 1&2&E 2 |
| Jurisdiction | LARIMER CO |
| Township / Civil Division | BERTHOUD |
| Census Block Group | 4 |
| Census Block | 4004 |
| Census Tract | 2700 |
609 Mountain Ave is owned and occupied by an individual who bought it in June 2006.
Source: Larimer County records, as of February 2, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Co-owner | Co-owner on File |
| Mailing Address | 609 MOUNTAIN AVE, BERTHOUD, CO 80513-5024 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 23, 2006 · Amount on File |
| Deed Sale | Jun 23, 2006 · Amount on File |
| Deed Document Number | 2006-0047040 |
| Record Updated | Jun 8, 2026 |
The 2025 property tax bill for 609 Mountain Ave was $4,412.
Source: Larimer County assessment roll, as of August 25, 2025
| Type | Name |
|---|---|
| State | Colorado |
| Municipality | Berthoud Town |
| County | Larimer County |
| Unified School District | Thompson School District R-2J (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,412.00 | $43,607 Land $10,938 Building $32,669 | $697,700 Land $175,000 Building $522,700 |
| 2023 | $3,076.00 (-4.23%) | $36,850 (+10.03%) Land $11,725 Building $25,125 | $550,000 (+14.13%) Land $175,000 Building $375,000 |
| 2022 | $3,212.00 | $33,492 Land $10,842 Building $22,650 | $481,900 Land $156,000 Building $325,900 |
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.
FEMA maps place 609 Mountain Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2025.
Source: FEMA National Flood Hazard Layer, effective September 30, 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 |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 1 (2025) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | May 2025 · other causes |
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.
Wildfire risk around 609 Mountain Ave is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.6% of Colorado |
|---|---|
| Wildfire Likelihood | Under 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 | TOWN OF BERTHOUD serves 14,211 people · EPA ID CO0135138 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | 10 ppb (2025) action level 15 ppb |
| Water Quality | Treatment failure resolved · Jul 2019 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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 476 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| CenturyLink Fiber | 8,000 / 8,000 |
| Xfinity Cable | 2,000 / 250 |
| Vistabeam Fixed Wireless | 500 / 80 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Hilltop Broadband, T-Mobile, Verizon.
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