648 10th Ave, Honolulu, HI, 96816
About This Home
Rare opportunity! Expansive 7BD/7BA home on a 7,500 SF R-5 zoned lot with legal duplex potential and stunning Diamond Head views. Designed for flexible living, the property can function as three separate living areas: 2BD/1BA, 1BD/2BA, and 4BD/4BA, making it ideal for multigenerational living, rental income, or extended family use. Features include two primary suites, split A/C throughout, a dumbwaiter elevator, enclosed 4-car garage, and durable hollow tile construction for low-maintenance ownership. Recent upgrades include a new roof (2025), two new water heaters, remodeled downstairs 2BD/1BA unit (2023), and appliances less than 3 years old. Energy-efficient with solar water heating and 46 PV panels. Enjoy beautiful outdoor spaces featuring copper gutters, a koi pond, and a charming tea house. Exceptional versatility, income potential, and location with iconic Diamond Head views.
Getting Around
Somewhat Walkable
Good Transit
BikeableSchools
Construction
Condition
- Property condition: Good Condition
- Year built: 1978
Materials
- Foundation: Slab
- Construction materials: Hollow Tile
Notable Dates
- Major remodel year: 1980
Type & Style
- Home type: SingleFamily
- Architectural style: Duplex
- Property subType: Duplex
Interior
Bedrooms & Bathrooms
- Bedrooms: 7
- Bathrooms: 7
- Full bathrooms: 7
Features
- Bedroom on Main Level,Full Bath on Main Level
- Flooring: Carpet,Ceramic Tile,Laminate
Interior Area
- Total structure area: 5,244
- Total interior livable area: 5,020 sqft
Property
Details
- Parcel number: 1320270270000
- Zoning description: 05 - R-5 Residential District
- Special condition: None
Features
- Levels: Two
- Stories: 2
- Pool features: None
- Fencing: Fenced,Wall
- Has view: Yes
- View description: Mountain(s)
- Topography of land: Level
Lot
- Features: Cleared,Interior Lot,Level
Parking
- Total spaces: 6
- Parking features: Garage,Three or more Spaces
- Has garage: Yes
Climate Risk is Financial Risk
Every home has a financial story beyond the listing price. Below, you’ll see the climate risks that could affect this property — and in Bills & Affordability, how those risks may influence repairs, insurance, utilities, and long-term value.
Biggest Threats for This Home
- Lightning
How This Home’s Risks Compare
FEMA Declared Disasters Across Hawaii Counties
Understanding the Costs
Financial advisors generally recommend spending no more than 30% of your gross household income on housing costs. In practice, many households stretch to 35% or beyond — especially in high-cost markets.
Estimated Costs Today
| Monthly | Annual | |
|---|---|---|
| Mortgage | $11,882 | $142,584 |
| Home Insurance * | $413 | $4,956 |
| Property Taxes | $1,511 | $18,132 |
| Electricity | $1,616 | $19,398 |
| Total | $15,422 | $185,064 |
Income You'd Need if You Spent...
Hawaii FAIR Plan Programs
How Costs Could Change Over Time
Climate risk is quickly impacting all of the major home ownership costs. Adjust the growth rates and percentage of income spent on housing below to see how your housing costs could change over the next 10 years — and what income you'd need to keep up.
Comparing Against the Market
Price Per Sq Ft
vs Other Active Listings
Avg $/sqft
vs Homes Sold Last Month
Median $/sqft
Current Market Trends
Median Price Per Square Foot
The median price per square foot of homes sold in this area each month. Compare this to this listing's price per square foot to gauge whether the home is priced in line with recent sales.
Historicals for This Listing
Zestimate History ($/sqft)
Price History
| Date | Event | Price |
|---|---|---|
| 2026-07-31 | Price change | $2,350,000 |
| 2026-06-10 | Listed for sale | $2,500,000 |
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