803 Mad River Rd, Arcata, CA 95521 Property Records

Humboldt County property record for 803 Mad River Rd, Arcata, CA 95521

Property Summary

Property Type	Rural Home
Details	2 bd · 1 ba · 988 sqft · built 1917
Lot Size	2 acres (87,120 sqft)
Owner	2 Individual Names on Record
Last Sale	$470,000 (Sep 2018)
Tax Bill	$3,204 (2025)
Deeds & Mortgages	Sep 2018 Sale & Mortgage
Flood Zone	Zone A (high risk)
APN	`506-331-018-000`

Property Details

APN / Parcel Number

Primary APN	`506-331-018-000`
Alternative APN	`50633118`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	4 Rooms
Stories	1 Story
Building Area	988 sqft Living Area

Exterior

Year Built	Built 1917
Construction Type	Wood
Lot Area	87,120 sqft (2 acres)

Utilities, Heating & Cooling

Heating System	Wood Furnace
Heating Fuel	Wood

Location & Zoning

Old Parcel Number	50633118
Street Address	803 MAD RIVER RD
City	ARCATA
State	CA
Zip	95521-9545
Property Category	Residential
Property Type	Residential > Single Family > Rural Home
Local Zoning Code	AE-60/A,F
Legal Description	/S7T6NR1E1W/0600610002D050283C 0283C 00083X 620007B C
Legal Range	01E
Legal Township	06N
Legal Section	07
Jurisdiction	HUMBOLDT CA
Township / Civil Division	ARCATA
Census Block Group	1
Census Block	1018
Census Tract	1300

Owner

Source: Humboldt County records, as of October 13, 2025

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	803 MAD RIVER RD, ARCATA, CA 95521-9545
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Sep 13, 2018 · Amount on Record
Deed Sale	Sep 13, 2018 · Amount on Record
Deed Document Number	2018-016818
Record Updated	Jun 8, 2026

September 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	HUMBOLDT CA
Recording Date	Sep 13, 2018
Property Address	803 MAD RIVER RD, ARCATA, CA 95521-9545
Document Number	0000016818
Instrument Date	Sep 7, 2018
Instrument	16818
Transaction Type	Transfer
Record Updated	Oct 4, 2018
Title Company	FIDELITY NATIONAL TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$517.00
Amount Accuracy	Full Value
Additional	Arm's Length Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	803 MAD RIVER RD ARCATA CA 955219545, ARCATA, CA 95521-9545

Mortgage

Document Number	16819
Date	Sep 13, 2018
Instrument	16819

Lender

Name	AMERICAN AGCREDIT FLCA
Type	Funding / Finance Company
Address	FIELDS LANDING, CA 95537

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded

Tax Assessment & Valuation

Source: Humboldt County assessment roll, as of July 1, 2025

Property Jurisdictions

Type	Name
State	California
County	Humboldt County
Secondary School District	Northern Humboldt Union High School District (09 - 12)
Elementary School District	Pacific Union Elementary School District (KG - 08)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2025	$3,204.00 (+2.5%) Homeowner's exemption	$281,106 (+4.04%) Land $176,249 Building $104,857
2023	$3,126.00 (+0.55%) Homeowner's exemption	$270,192 Land $169,406 Building $100,786
2022	$3,109.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective August 25, 2022 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone A high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	Not determined for this zone
Flood Insurance Requirement	Required federally backed loans
Nearby Flood Policies	6 in force
Nearby Flood Claims	22 (1982–2019)
Claims Outside the SFHA	1 of 22
Most Recent Claim	Feb 2019 · Severe Winter Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Winter Storms, Flooding, Landslides, And Mudslides, Feb 2019 · 2 claims Severe Storms, Flooding, Mud And Landslides, Jan 1997 · 4 claims Severe Storms & Flooding, Feb 1986 · 4 claims

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

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 67% of the US · lower than 81% of California
Wildfire Likelihood	0.04% annual chance
Exposure	Direct burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	HUMBOLDT BAY MWD private · serves 680 people · EPA ID CA1210013
Water Source	Groundwater
Last State Inspection	Jul 2025
Lead	2 ppb (2021–2023) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 7 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Starlink Satellite	280 / 30
101Netlink Fixed Wireless	100 / 20

May also be available: T-Mobile, Verizon.

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