421 Seaside Ave, Honolulu, HI 96815 Property Records

State of Hawaii and Honolulu County property record for 421 Seaside Ave, Honolulu, HI 96815

Property Summary

Property Type	Single Family Home
Details	1 bd · 10 ba · 4,320 sqft · built 1939
Lot Size	0.083 acres (3,600 sqft)
Owner	Company Name on Record
Last Sale	$4,000,000 (Oct 2023)
Tax Bill	$6,864 (2026)
Deeds & Mortgages	Oct 2023 Assignment Oct 2023 Sale & Mortgage
Flood Zone	Zone AO (high risk)
APN	`1-2-6-021-057`

Property Details

APN / Parcel Number

Primary APN	`1-2-6-021-057`
Alternative APNs	`1-2-6-021-057-0000` `260210570000`

Interior

Bedrooms	1 Bed
Full Baths	10 Baths
Units	12 Units
Building Area	4,320 sqft Living Area
1st Floor Area	2,160 sqft

Exterior

Year Built	Built 1939
Effective Year Built	Effective 1975
Exterior Material	Brick/Stone
Construction Type	Masonry / Concrete Block
Lot Area	3,600 sqft (0.083 acres)
Porch	Porch
Porch Area	552 sqft
Patio Area	552 sqft

Location & Zoning

Street Address	421 SEASIDE AVE
City	HONOLULU
State	HI
Zip	96815-2663
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	U/X2/12
Legal Description	LOT 156-B 3600 SF MAP 27 LCAPP 551 UND 2/21 INT IN LOT 156-N AREA 4,115 SF (26021-65) V/O
Legal Subdivision	MAP 27
Legal Block	3600
Legal Lot Number	156
Jurisdiction	HONOLULU HI
Township / Civil Division	HONOLULU
Census Block Group	2
Census Block	2001
Census Tract	2003

Owner

Source: State of Hawaii and Honolulu County records, as of June 17, 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 Record
Mailing Address	401 KAMAKEE ST, 316, HONOLULU, HI 96814-4243
Owner Type	Company
Vesting	Limited Liability Partnership

Deeds, Mortgages & Sale History

Date	Document
Oct 4, 2023	Assignment of Lease, Transfer FIDELITY NATIONAL TITLE, FNT
Oct 4, 2023	Limited Warranty Deed, Transfer · Commercial Mortgage HAWAII STATE FCU

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Oct 4, 2023 · Amount on Record
Deed Sale	Oct 4, 2023 · Amount on Record
Deed Document Number	2023T-12329101
Record Updated	Sep 20, 2026

October 2023: Assignment of Lease, Transfer

Document Type	Assignment of Lease
Jurisdiction	HONOLULU HI
Recording Date	Oct 4, 2023
Property Address	421 SEASIDE AVE, HONOLULU, HI 96815-2663
Document Number	0A86770330
Instrument Date	Sep 29, 2023
Instrument	A-86770330
Transaction Type	Transfer
Record Updated	May 7, 2024
Title Company	FIDELITY NATIONAL TITLE, FNT

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name
Address	401 KAMAKEE ST STE 316, 316, HONOLULU, HI 96814-4243

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	333 QUEEN ST, HONOLULU, HI 96813-4701

October 2023: Limited Warranty Deed, Transfer

Document Type	Limited Warranty Deed
Jurisdiction	HONOLULU HI
Recording Date	Oct 4, 2023
Property Address	421 SEASIDE AVE, HONOLULU, HI 96815-2663
Document Number	0T12329101
Instrument Date	Sep 26, 2023
Instrument	T-12329101
Transaction Type	Transfer
Record Updated	May 7, 2024

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$28,000.00
Amount Accuracy	Verified / From Affidavit
Additional	Arm's Length Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name
Address	300 WAI NANI WAY APT 2002, 2002, HONOLULU, HI 96815-3988

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants in Severalty
Address	401 KAMAKEE ST STE 316, 316, HONOLULU, HI 96814-4243

Mortgage

Document Number	0T12329102
Date	Oct 4, 2023
Instrument	T-12329102

Lender

Name	HAWAII STATE FCU
Type	Credit Union

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

Tax Assessment & Valuation

Source: State of Hawaii and Honolulu County assessment roll, as of June 17, 2026

Property Jurisdictions

Type	Name
State	Hawaii
County	Honolulu County
Unified School District	Hawaii Department of Education (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$6,864.00	$2,117,600 (+7.97%) Land $1,501,000 Building $616,600	$2,117,600 (+7.97%) Land $1,501,000 Building $616,600
2025	$6,864.00 (+0.9%)	$1,961,300 (+0.9%) Land $1,369,700 Building $591,600	$1,961,300 (+0.9%) Land $1,369,700 Building $591,600
2024	$6,803.00 (+1.11%)	$1,943,800 (+1.11%) Land $1,369,700 Building $574,100	$1,943,800 (+1.11%) Land $1,369,700 Building $574,100
2023	$6,728.00 (+3.64%)	$1,922,400 Land $1,350,900 Building $571,500	$1,922,400 Land $1,350,900 Building $571,500
2022	$6,492.00

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Flood

Source: FEMA National Flood Hazard Layer, effective June 9, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone AO high risk · sheet flow 1–3 ft
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	Varies along the reach; see FIRM
Flood Insurance Requirement	Required federally backed loans
Flood Insurance Cost	Premium on Record median of 11 individual policies
Community Rating System	Class 8 (10% premium discount)
Nearby Flood Policies	1,529 units insured incl. 1,518 condo units
Nearby Flood Claims	3 (1979–1982)
Claims Outside the SFHA	1 of 3
Most Recent Claim	Jan 1982 · tidal / storm surge

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	Not rated no burnable land within ember reach

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	HNL-WINDWARD-PEARL HARBOR serves 631,389 people · EPA ID HI0000331
Water Source	Groundwater
Last State Inspection	Jan 2025
Lead	Under 1 ppb (2016–2018) 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. The service area is an EPA estimate; the actual supplier may differ.

Internet Providers

Source: FCC Broadband Data Collection, based on 231 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Starlink Satellite	280 / 30
T-Mobile Fixed Wireless	100 / 20

May also be available: altafiber Network Solutions.

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