Koa Ridge New Homes
Castle & Cooke's master plan between Mililani and Waipi'o. Five neighborhoods selling right now, all fee simple, from the $380s to $1.4M.
Get Koa Ridge pricing All Oahu new constructionFive neighborhoods, one table
Koa Ridge is Castle & Cooke's newest master-planned community, the company behind Mililani. They call it Hawaii's first 'surban' community: suburban setting, urban conveniences within walking distance. Here's what was listed as available on September 19, 2026, all fee simple:
| Neighborhood | Type | Price | Size |
|---|---|---|---|
| Lau Le'a | Condominium townhomes | From the $380s | Studio to 2BR · 414 to 841 sf |
| Ke'olu | 1 to 3 BR condo townhomes | From the $460s | 565 to 896 sf |
| Walea II | Condominium townhomes | From the $790s | 2 to 3BR · 991 to 1,557 sf |
| Puaola | Paired condominium homes | From the $950s | 3BR / 2.5BA · 1,063 to 1,207 sf |
| Nanea III | Detached single-family condominiums | From $1.4M | 3 to 4BR · 1,314 to 2,228 sf |
The neighborhoods in detail
Lau Le'a
Condominium townhomesFrom the $380s
Studio to 2BR · 414 to 841 sf. The lowest entry point at Koa Ridge, and one of the lowest for new construction anywhere on Oahu.
Ke'olu
1 to 3 BR condo townhomesFrom the $460s
565 to 896 sf. Castle & Cooke's newest affordable series, with open kitchens and living areas.
Walea II
Condominium townhomesFrom the $790s
2 to 3BR · 991 to 1,557 sf. Five plans with 9-foot ceilings downstairs, a breakfast bar, in-unit laundry, air conditioning and enclosed garages.
Puaola
Paired condominium homesFrom the $950s
3BR / 2.5BA · 1,063 to 1,207 sf. Just two homes per building for a single-family feel, each with a private enclosed garage.
Nanea III
Detached single-family condominiumsFrom $1.4M
3 to 4BR · 1,314 to 2,228 sf. The largest homes at Koa Ridge. Vaulted ceilings on select plans, flex options up to six bedrooms, two-car enclosed garages.
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Register me for Koa RidgeLife at Koa Ridge
The 7.5-mile Ho'āla Trail connects the neighborhoods to parks, the Village and The Gateway, which is planned for sidewalk cafes, shops, a grocer, a big-box store and restaurants. Kalāhikiola Park is open now. The master plan also includes an elementary school, a recreation center, a medical center and the Koa Ridge Business Park. Castle & Cooke plants a koa tree in a native forest for every home sold.
How I'd compare Koa Ridge and Ho'opili
Koa Ridge sits closer to town on the H-2/H-1 merge and a little cooler in elevation; Ho'opili has rail and a bigger range of detached homes. Entry prices are similar. The right answer usually comes down to where you work and whether you want a garage.
Renderings from the developer
Questions I get about Koa Ridge
Where is Koa Ridge?
In Waipi'o, Central O'ahu, between Mililani and Waipi'o along the H-2 corridor.
What's the cheapest home at Koa Ridge?
Lau Le'a condo townhomes, from the $380s for a studio. Ke'olu, the newest affordable series, starts in the $460s.
Are Koa Ridge homes fee simple?
Yes, Castle & Cooke lists all current neighborhoods as fee simple (FS).
Sources
See Koa Ridge with us
We'll tour the models and compare Koa Ridge with Mililani resales and Ho'opili so you know you're getting the best value.
Contact us about Koa RidgeTony Kawaguchi (R), Broker RB-21841, The Kawaguchi Group at eXp Realty. 20+ years selling Oahu real estate, $1B+ in career sales, 20+ agents.
The Kawaguchi Group at eXp Realty is not the developer or the developer's sales agent for any project on this page, and represents buyers. Renderings and screenshots are taken from each developer's public marketing website and are the property of the developer; they are artist's conceptions and may not reflect the finished product. Prices, availability, floor plans, completion dates and features were compiled from developer websites and published reports as of September 19, 2026 and change often. Nothing here is an offer to sell or a solicitation where prohibited; always read the developer's public report and sales documents before you commit. Equal Housing Opportunity.