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Satellite aerial view of Harbor Island in Newport Beach, California, showing the neighborhood's streets and surroundings.

Communities · Newport Beach

Harbor Island

A grounded look at Harbor Island, the gated island of estate-scale bayfronts off Bayside Drive, consistently among the highest-priced addresses in Newport Harbor.

Direct answer

Harbor Island is a gated island of estate-scale bayfront homes in Newport Harbor in Newport Beach, Orange County, off Bayside Drive, consistently among the highest-priced addresses in the harbor.

Last updated 2026-07-07

Market snapshot

Harbor Island mapped area market, by the numbers.

Figures cover MLS listings assigned to the mapped Harbor Island area using subdivision names, streets, and listing locations. The map boundary is approximate and has not been verified as a tract boundary. These figures describe that mapped sample; they are not verified whole-neighborhood statistics. Ask Craig and Justin for the Harbor Island read.

Mapped area · CRMLS

Single-family homes · 8 closed sales in the last 24 months. The sales window extends to 24 months because fewer than 8 sales were available in the shorter window. Medians require at least 8 listings with valid values; counts remain visible when the sample is smaller. Updated .

  • Median sale price

    $8,350,000

    Closed, last 24 months

  • Median days on market

    71

    MLS days on market, closed sales

  • Active listings

    2

    Currently on market

  • Median price / sq ft

    $2,147

    Closed sales

  • Homes sold (24 mo)

    8

    Closed, trailing 24 months

  • Sale-to-list ratio

    92.7%

    Median close vs list

  • Months of supply

    6.0 mo

    Inventory vs absorption

  • Median list price

    —

    Active inventory

See the 8 sales behind these numbers

Loading the sales list…

Current Harbor Island mapped area statistics from the California Regional MLS (CRMLS) via CoreLogic Trestle, refreshed automatically and deemed reliable but not guaranteed. For a precise, address-level read, ask Craig and Justin.

Figures reflect active and recently closed listings in Harbor Island mapped area over the trailing 24 months, drawn from California Regional Multiple Listing Service data. They are market statistics, not appraisals, and not legal, tax, or financial advice. Ratowsky Group are licensed real estate professionals, not appraisers, lenders, attorneys, or tax advisors. Market conditions change, and a specific property can differ significantly from any median. Verify permits, association documents, insurance, and tenancy status for any specific property, and confirm valuation, financing, and tax questions with the appropriate licensed professional. For a read on a particular home, reach Craig Ratowsky at 714-318-5382 or Justin Ratowsky at 714-336-5682. Craig Ratowsky DRE #00608046, Justin Ratowsky DRE #02026158. Equal Housing Opportunity.

On the market

Homes for sale in Harbor Island.

Ask about a showing →

For sale Sold

Showing 6 of 7 homes for sale. Every one is on the map above.

Homes are matched to the mapped Harbor Island area by MLS subdivision, street and location, the same way as the market figures above. The neighborhood boundary is approximate.

The multiple listing data appearing on this website, or contained in reports produced therefrom, is owned and copyrighted by California Regional Multiple Listing Service, Inc. (“CRMLS”) and is protected by all applicable copyright laws. Information provided is for viewer’s personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the viewer may be interested in purchasing. All listing data, including but not limited to square footage and lot size, is believed to be accurate, but the listing Agent, listing Broker and CRMLS and its affiliates do not warrant or guarantee such accuracy. The viewer should independently verify the listed data prior to making any decisions based on such information by personal inspection and/or contacting a real estate professional. Properties may be listed by brokerages other than Ratowsky Group at Compass; each listing is attributed to its listing office. Based on information from California Regional Multiple Listing Service, Inc. as of 2026-10-05 09:07:38 PDT and/or other sources, delivered via CoreLogic Trestle. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. © 2026 CRMLS. Ratowsky Group at Compass. Craig Ratowsky DRE #00608046, Justin Ratowsky DRE #02026158. Compass is a licensed real estate broker (CA DRE #01991628). Equal Housing Opportunity.

Location

Where Harbor Island is, and how to get there

Harbor Island Rd, Newport Beach, CA

Schools

Schools serving Harbor Island.

Public schools here fall under the Newport-Mesa Unified School District; assignments run by address, so confirm the current attendance boundary for a specific home.

  • Elementary (K-5)

    Assigned by address within Newport-Mesa Unified · Newport-Mesa Unified School District

  • Middle (6-8)

    Assigned by address within Newport-Mesa Unified · Newport-Mesa Unified School District

  • High (9-12)

    Corona del Mar High School · Newport-Mesa Unified School District

School assignments change and run by address. Confirm the current attendance area for any specific property with the district before you rely on it.

Source: Newport-Mesa Unified School District

What defines Harbor Island, and where does it sit in Newport Beach?

Harbor Island is a small gated island in Newport Harbor, reached off Bayside Drive by way of Harbor Island Road. It holds a limited number of estate-scale homes, most of them on the water, and its private, controlled access sets it apart from the public islands nearby. The island sits inside the harbor with the bay wrapping much of its edge.

The scale of the homes and the water frontage define the place. Where the Balboa islands are compact grids of cottages and rebuilt bayfronts, Harbor Island reads as a small collection of large estates, and it consistently ranks among the highest-priced addresses in Newport Harbor.

  • Gated island in Newport Harbor off Bayside Drive
  • Reached via Harbor Island Road
  • A limited number of estate-scale bayfront homes
  • Among the highest-priced addresses in the harbor

What kinds of homes trade on Harbor Island?

The island is made up of large custom homes on generous waterfront parcels, most with private dock frontage on the bay. Inventory is thin given the small number of homes, so sales are infrequent and each listing tends to stand on its own.

Because the parcels are large and the homes are custom, condition, architecture, and the specifics of the dock and frontage vary a great deal from one estate to the next. Two homes on the island can be very different properties despite sharing the same gated address.

  • Large custom estates on generous waterfront parcels
  • Most with private dock frontage on the bay
  • Thin inventory with infrequent sales
  • Wide variation in condition, architecture, and frontage

What drives value and pricing on Harbor Island?

Water frontage, dock, lot size, and the gated privacy all push Harbor Island to the top of the Newport Harbor market. Entry to the island is generally into the multi-millions given the estate scale and bayfront positions, and it stands among the highest-priced addresses in the harbor.

With so few sales, a single headline number won't tell you much. The realistic read comes from the specific home, its frontage and dock, its condition, and any recent comparable on the island, which is best handled through a direct conversation.

  • Water frontage, dock, and gated privacy drive the top of the range
  • Entry generally runs into the multi-millions
  • Thin sales make headline figures unreliable
  • Confirm current value through a direct conversation

How does location and getting around work on Harbor Island?

Access is by car through the gate off Bayside Drive via Harbor Island Road, which keeps the island private and quiet. Bayside Drive connects quickly to the wider Newport Beach street network and Coast Highway, and Fashion Island and Corona del Mar are a short drive away.

For boaters, the appeal is direct: homes with dock frontage sit on the bay with a route out to the main channel and the ocean. The gated, low-traffic setting is a core part of what the island offers.

  • Gated car access off Bayside Drive via Harbor Island Road
  • Quick connection to Coast Highway and the wider street network
  • Fashion Island and Corona del Mar a short drive away
  • Direct bay access for boating from the docks

What should you check before buying on Harbor Island?

On these bayfront estates, the dock and the tidelands are central. Docks in Newport Harbor generally sit over public tidelands under a city permit, so confirm the dock permit, any fees, the frontage, and the condition of the dock and seawall. Because it's a gated island, also review the association's governing documents, rules, and any fees or assessments.

Coastal permitting through the California Coastal Commission and the city governs waterfront work, seawalls, and major rebuilds, which matters given the estate scale and any renovation plans. Pull the flood zone and elevation, and pair a serious home with a written insurance quote so the full ownership picture is clear.

  • Confirm dock permit, tidelands, frontage, fees, and seawall condition
  • Review gated-island governing documents, rules, and assessments
  • Coastal permitting for waterfront work and major rebuilds
  • Flood zone, elevation, and a written insurance quote

How does Ratowsky Group approach a Harbor Island purchase or sale?

Ratowsky Group brings 58 years of combined, third-generation California real estate experience to coastal Orange County, with roots that go back to 1977. On an island of estate-scale bayfronts where each home is its own property, that history helps a buyer or seller read frontage, dock, and value with a clear eye.

The approach is consistent: understand the estate and its frontage, understand the dock, tidelands, and gated rules, and understand where value sits in a market with few sales. For a specific Harbor Island home, a direct and confidential conversation is the right way to plan.

  • Third-generation local knowledge across the Newport Harbor market
  • Experience with estate-scale bayfront frontage and docks
  • Diligence-first on tidelands, coastal rules, and gated documents

Frequently asked

Harbor Island, answers to the questions buyers and sellers ask first.

Is Harbor Island a gated community?
Yes. Harbor Island is a private gated island in Newport Harbor, reached off Bayside Drive via Harbor Island Road. Access is controlled, which keeps the island private and low-traffic.
How much do homes on Harbor Island cost?
Harbor Island is consistently among the highest-priced addresses in Newport Harbor. Entry generally runs into the multi-millions given the estate scale and bayfront positions. With few sales, confirm current value against the specific home and recent comparables in a direct conversation.
Do Harbor Island homes have docks?
Most Harbor Island homes are bayfront with private dock frontage, generally over public tidelands under a city permit. Confirm the dock permit, frontage, any fees, and the condition of the dock and seawall during diligence.
What schools serve Harbor Island?
Harbor Island is served by the Newport-Mesa Unified School District. Assignments run by address and can change, so confirm the current attendance area with the district for a specific home before you rely on it.
What should you check before buying on Harbor Island?
Confirm the dock permit, tidelands, frontage, and seawall condition, review the gated island's governing documents and any assessments, and account for coastal permitting on waterfront work. Also pull the flood zone, elevation, and a written insurance quote for the specific home.
Where is Harbor Island in Newport Beach?
Harbor Island sits inside Newport Harbor off Bayside Drive, reached via Harbor Island Road, with quick access to Coast Highway and a short drive to Fashion Island and Corona del Mar.

Sources & local citations

Where the verifiable claims on this page come from.

Qualitative claims framed as agent insight reflect Ratowsky Group’s direct experience working this market and are not represented as third-party verified data.

Your Huntington Beach real estate team

Craig and Justin Ratowsky.

Craig Ratowsky and Justin Ratowsky are equal partners at Ratowsky Group, principal agents with Compass, and founding members of the Compass Huntington Beach office. Craig has sold Huntington Beach real estate since 1977, bringing 49 years of pricing and negotiation experience. Justin is a third-generation California Realtor® focused on local guidance and modern marketing. Together, they bring 58+ years of combined experience.

Partner · Ratowsky Group

Craig Ratowsky

Principal agent · Compass

Realtor® · DRE #00608046

714-318-5382

craig.ratowsky@compass.com

Partner · Ratowsky Group

Justin Ratowsky

Principal agent · Compass

Realtor® · DRE #02026158

714-336-5682

justin.ratowsky@compass.com

Local brief

Considering a home on Harbor Island?

If you are weighing an estate on Harbor Island, Craig and Justin Ratowsky are happy to walk through the frontage, the dock and tidelands, the gated documents, and the market with you, confidentially. No pressure, just useful information to help you build the right game plan. Reach Justin at 714-336-5682 or justin.ratowsky@compass.com.