Humboldt County property record for 340 Union St, Arcata, CA 95521
| Property Type | Apartment House (2-4 Units) |
|---|---|
| Lot Size | 0.558 acres (24,319 sqft) |
| Owner | Company Name on File |
| Tax Bill | $5,093 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 503-450-005-000 |
| Primary APN | 503-450-005-000 |
|---|---|
| Alternative APN |
|
| Architectural Style | Multi-Family |
|---|---|
| Lot Area | 24,319 sqft (0.558 acres) |
| Street Address | 340 UNION ST |
|---|---|
| City | ARCATA |
| State | CA |
| Zip | 95521-6477 |
| Property Category | Commercial |
| Property Type | Residential > Multi-Unit > Apartment House (2-4 Units) |
| Local Zoning Code | R-MH |
| Legal Description | LOT 5 TR 98 THE VILLAGE BK16/MAPS PG 39-41 |
| Legal Subdivision | THE VILLAGE SUBDIVISION |
| Legal Tract | 98 |
| Legal Block | 1 |
| Legal Lot Number | 5 |
| Jurisdiction | HUMBOLDT CA |
| Township / Civil Division | ARCATA |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 1002 |
Source: Humboldt County records · APN 503-450-005-000
Assessment roll updated August 25, 2025 · Last verified July 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 | 300 UNION ST, D, ARCATA, CA 95521-6443 |
| Owner Type | Company |
| Vesting | Partnership |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Mar 27, 2013 |
| Transfer Doc | 0000007576 |
| Record Updated | Sep 20, 2026 |
Source: Humboldt County records · Assessment roll updated August 25, 2025 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Humboldt County |
| Municipality | Arcata City |
| Elementary School District | Arcata Elementary School District (KG - 08) |
| Secondary School District | Northern Humboldt Union High School District (09 - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $5,093.00 (+15.8%) | $395,531 (+22.83%) Land $49,006 Building $346,525 |
| 2024 | $4,398.00 (+1.83%) | |
| 2023 | $4,319.00 (-1.57%) | $322,023 Land $47,104 Building $274,919 |
| 2022 | $4,388.00 |
Source: FEMA National Flood Hazard Layer as of August 25, 2022 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Communications Cable | 940 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
| 101Netlink Fixed Wireless | 100 / 20 |
May also be available: AT&T, T-Mobile USA.
Based on FCC filings for 278 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF ARCATA serves 18,857 people |
|---|---|
| Water Source | Purchased groundwater from HUMBOLDT BAY MWD |
| Last State Inspection | Nov 2025 |
| Lead | 3 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 last 3 years |
Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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