Set on a lush 1.84-acre parcel near Cal Poly Humboldt, this exceptional Arcata property offers a rare blend of lifestyle and income potential. The site features a custom main residence with attached garage, a unique 24x30 barn, and ten additional rental units--six 2-bedroom, 1.5-bath units and four 1-bedroom, 1-bath units. Tenants pay their own utilities, including water, sewer, and PG & E, enhancing investment appeal. Zoned RH High Density (up to 50 units per acre) per City of Arcata rezoning (buyer to verify setbacks and development standards), the property presents exciting future possibilities. The main home showcases distinctive 1960s custom features--embrace the vintage charm or reimagine the space to suit your vision, with potential for live/work use or conversion into multiple units The versatile barn adds even more flexibility, ideal for storage, a workshop, business use, or creative pursuits. A compelling opportunity for those seeking the Humboldt County lifestyle while generating strong multi-family income.
Single-familyProperty Type
1962Year Built
1.84 acresLot Size
$985Price/Sq.Ft.
2 car garageParking
Listed by Azalea Realty Frederick•DRE #00993152• Azalea Realty
Pacific, located between Arcata Plaza and the Arcata Community Forest, is a residential and campus-adjacent Arcata neighborhood with a walkable grid and redwood-framed greenbelts. The neighborhood’s character concentrates around the Arcata Plaza at 9th St and G St, where bookstores, coffee counters, and small galleries set a steady street-level hum. Architectural cues lean Craftsman bungalows, compact mid-century homes, and student-era rentals mixed with newer infill. Humboldt State University (Cal Poly Humboldt) brings bike traffic and a calendar of lectures and performances. Arcata Theatre Lounge and the Arcata Playhouse anchor nights out without feeling loud. Redwood Park and the Community Forest trails keep the air cool and the pace outdoorsy.
Provided by Walk Score and Local Logic
Offer insights
3122 St Louis Rd · $2,400,000
$2.34M and above
75% chance or better to win
Why $2.34M+ is a strong offer
DAYS ON MARKET
193 days
The average home goes pending in 31 days.
SALE-TO-LIST
97.0%
Most homes are selling 3% below list price.
About offer insights
Property details
Interior
Exterior
Finance
Kitchen
Bathroom
Bedroom
Living
Dining
Interior features
Ceiling fans
Cathedral and vaulted ceilings
Double-pane windows
Fireplace
Bedrooms
7 total rooms (includes bedroom count not separately specified)
Bathrooms
2 full bathrooms
1 half bathroom
Kitchen
Range
Refrigerator
Laundry & utility
Washer hookup
Laundry located in garage
Flooring
Carpet
Hardwood
Vinyl
Heating & cooling
Ceiling fan cooling
Wood stove
Forced air heating
Natural gas heating
Wall furnace
Exterior features
Deck
Patio/porch features
Partial fencing
Outbuilding and other additional structures
Insulation as an energy-efficient feature
Other exterior features
Home design
Single-family residence
One and two levels
Parking
2-car garage
RV access/parking
Construction
Frame construction with wood siding
Shingle roof
Concrete perimeter foundation and slab
Utilities
Public water
Public sewer
Electricity connected with circuit breakers
Natural gas connected/available
Electricity and solar
View estimated energy costs and solar savings for this home
Situated on a 1.84-acre parcel near Cal Poly Humboldt, this income-producing property offers both immediate cash flow and long-term development potential. The site includes ten existing rental units—six 2-bedroom, 1.5-bath units and four 1-bedroom, 1-bath units—along with a custom main residence, attached garage, and a large, versatile barn. The property is zoned RH - High Density Residential per City of Arcata rezoning, allowing up to 50 units per acre (buyer to verify setbacks, density, and development standards). This zoning presents a compelling opportunity for expansion, redevelopment, or reconfiguration in a supply-constrained rental market near a major university. All rental units are separately metered, with tenants responsible for water, sewer, and PG & E, Minimizing owner expenses and improving net operating income. The main home features custom 1980's design elements and offers multiple value-add scenarios, including owner-occupancy with rental income, potential live/work use, or possible conversion to additional units (buyer to verify). The barn provides further flexibility for storage, workshop, business use, or adaptive reuse, enhancing both operational and redevelopment options. A rare Humboldt County offering combining current income, expense efficiency, and high-density zoning upside in a prime Arcata location.
HAR #271573
Feb 12, 2026
Listed
$2,400,000
$985/sq ft
HAR #267608
Aug 31, 2025
Relisted
—
Oct 24, 2024
Price Changed
$2,750,000
$1,129/sq ft
Aug 15, 2024
Listed
$2,885,000
$1,184/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$11,067 (+2.4%)
$84,065 + $874,616
$958,681
2024
$10,803
$84,065 + $874,616
$958,681
2023
$10,803 (+0.7%)
$82,417 + $857,467
$939,884
2022
$10,731 (+0.6%)
$79,217 + $824,171
$903,388
2021
$10,663 (+4.7%)
$79,217 + $824,171
$903,388
2020
$10,181 (+1.6%)
$77,664 + $808,011
$885,675
2019
$10,023 (+6.9%)
$76,868 + $799,726
$876,594
2018
$9,377 (+1.5%)
$75,361 + $784,046
$859,407
2017
$9,236 (+3.9%)
$72,436 + $753,601
$826,037
2016
$8,892 (+1.8%)
$72,436 + $753,601
$826,037
2015
$8,731 (+1.5%)
$71,016 + $738,825
$809,841
2014
$8,605
$68,580 + $713,473
$782,053
Public record
Public record
Zoning
Beds
—
Baths
—
Stories
—
Lot width
—
Lot depth
—
Lot size
1.84 Acres
Year renovated
—
Finished Sq. Ft.
—
Unfinished Sq. Ft.
—
Total Sq. Ft.
—
Year built
—
Style
Multi-Family (5+ Unit)
County
Humboldt County
APN
507071018000
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
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Last updated by owner on Jul 30, 2026.
RM
Residential-Medium Density District
The RM zoning district is applied to areas appropriate for a variety of housing types, including small-lot single-family housing, and various types of multifamily housing (for example, duplexes, townhouses, and apartments). The allowable density ranges from 7.26 to 15 dwellings per acre. The RM zoning district is consistent with and implements the Residential - Medium land use classification of the General Plan.
Permitted uses
Include but are not limited to:
Day care facility
Housing-Single unit
Housing-Multiple units
Housing-Senior
Housing-Student
Infrastructure
Bed & breakfast
Housing-Mobile home park
Park & open space
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
2/10 Heat Factor
8 days above 77° expected this year, 21 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
6/10 Air Factor
9 unhealthy days expected this year, 9 days in 30 years
Provided by First Street
Historical weather
Arcata, CA • 95521
Average low and high temperatures (°F)
54
40
55
41
57
43
57
44
59
48
62
49
62
52
65
53
65
52
62
47
57
44
55
43
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
93/ 100
Exceptional sunlight
Sunscore
There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
10.2 hrs
5.9 hrs
JuneDecember
Provided by Shadowmap
Redfin Estimate for 3122 St Louis Rd
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