308 Mamaki Street, Honolulu, HI 96821 (MLS # 202610574)
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Private Niu Valley retreat blending comfort, multi-generational flexibility, and resort-style living. Situated on a 7,696 sq. ft. corner lot, this thoughtfully expanded 5-bedroom, 3-bath, 2-story, residence offers approximately 2,686 sq. ft. of living space, owned PV with 30 panels, split AC throughout, and a layout ideal for separate multi-generational living. The main level features 3 bedrooms, 2 bathrooms, spacious living room, family room and dining area, a full kitchen, laundry room, and a covered lanai opening to a private backyard oasis. Enjoy year-round indoor-outdoor living with a swimming pool, outdoor shower, outdoor kitchen with BBQ grill, sauna, cold plunge tub, gym space, outdoor TV, dining and seating areas for entertaining and relaxation. Accessible through a separate entrance, the upper level offers 2 bedrooms plus a den, a full bathroom, and a wet bar, providing flexibility for extended family, guests, a home office, or private retreat. Conveniently located minutes from Kahala, Hawaii Kai, beaches, shopping, dining, golf courses, parks, and hiking trails. Rarely available in one of East Honolulu's most desirable neighborhoods. Don't miss this opportunity!
| DAYS ON MARKET | 5 | LAST UPDATED | 6/2/2026 |
|---|---|---|---|
| TRACT | NIU VALLEY | YEAR BUILT | 1963 |
| COMMUNITY | DiamondHd | COUNTY | Oahu |
| STATUS | Active | PROPERTY TYPE(S) | Single Family |
| Elementary School | Aina Haina |
|---|---|
| Jr. High School | Niu Valley |
| High School | Kalani |
| ADDITIONAL DETAILS | |
| AREA | DiamondHd |
|---|---|
| LOT | 7696 acre(s) |
| LOT DESCRIPTION | Cleared, Corner Lot, Level |
| LOT DIMENSIONS | 7696 |
| POOL DESCRIPTION | Outdoor Pool, In Ground, Tile |
| STORIES | 2 |
| STYLE | Detached |
| SUBDIVISION | NIU VALLEY |
| TAXES | 5628 |
| UTILITIES | Cable Available, Electricity Available, Other, Sewer Available, Underground Utilities, Water Available |
| VIEW | Yes |
| VIEW DESCRIPTION | Mountain(s) |
| WATER | Public |
| ZONING | 04 - R-7.5 Residential District |
MORTGAGE CALCULATOR
TOTAL MONTHLY PAYMENT
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Listed with Five Star Realty, Inc.
Based on information from the Multiple Listing Service of HiCentral MLS, Ltd.
active listings last updated on 6/7/26 4:16 AM PDT.
Information is deemed reliable but not guaranteed.
Copyright: 2026 by HiCentral MLS, Ltd.
IDX information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
Some of the active listings appearing on this site may be listed by other REALTORS®. If you are interested in those active listings, our company may represent you as the buyer's agent. If the active listing you are interested in is our company’s active listing, you may speak to one of our agents regarding your options for representation.
active listings last updated on 6/7/26 4:16 AM PDT.
Information is deemed reliable but not guaranteed.
Copyright: 2026 by HiCentral MLS, Ltd.
IDX information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
Some of the active listings appearing on this site may be listed by other REALTORS®. If you are interested in those active listings, our company may represent you as the buyer's agent. If the active listing you are interested in is our company’s active listing, you may speak to one of our agents regarding your options for representation.
This IDX solution is (c) Diverse Solutions 2026.