Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

Mariners Harbor Apartments for Sale

ZIP 10303 · 1 properties in Staten Island

What Neighborhood Is ZIP 10303?

ZIP code 10303 covers Mariners Harbor, a neighborhood in Staten Island, New York. The area spans a mix of pre-war buildings, newer construction, and residential side streets typical of Staten Island's housing stock. With 1 active listings on the RLS, buyers will find co-ops, condos, and the occasional townhouse at a range of price points.

For full market context, including median closed prices, days on market, and year-over-year trends, visit the Mariners Harbor Market Report. Data refreshes weekly from the REBNY Listing Service. The current median asking price in this ZIP is $850,000.

Median Asking Price in ZIP 10303

$850,000

The median asking price across 1 active listings in ZIP 10303 is $850,000. This figure reflects the midpoint of current list prices, not closed sales. For closed sale data and price-per-square-foot trends, see the Mariners Harbor market report.

Property Types in ZIP 10303

0%

Co-ops

0%

Condos

100%

Other

Based on 1 active listings in ZIP 10303. Co-ops require board approval; condos allow investor purchases and subletting with fewer restrictions.

Buying in Mariners Harbor?

Milton Coste is a Licensed Real Estate Associate Broker with Keller Williams NYC. 25+ years across all five boroughs.

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3020 Richmond Terrace Active

$850,000

Mixed Use
3 bd | 2 ba

3020 Richmond Terrace

Mariners Harbor

Compass RLS

Frequently Asked Questions

What is the average price in ZIP 10303?
Prices in Mariners Harbor (10303) vary by property type. Co-ops tend to be more affordable than condos. Based on current active listings, the median asking price is $850,000. Visit the Mariners Harbor market report for closed-sale medians and price trends.
How many apartments are for sale in 10303?
There are currently 1 properties listed for sale in ZIP code 10303, covering Mariners Harbor, Staten Island.
What subway lines serve ZIP 10303?
Transit access in Mariners Harbor varies by location within the ZIP. Check the MTA website for subway stations and bus routes near a specific address.
What is the median price in ZIP 10303?
The median asking price across active listings in ZIP 10303 is currently $850,000. This is based on 1 active RLS listings and reflects asking prices, not final closed prices.
Is ZIP 10303 in Staten Island?
Yes. ZIP code 10303 is in Staten Island. It covers the Mariners Harbor neighborhood. Staten Island has multiple ZIP codes, each corresponding to specific neighborhoods or sub-areas.

Explore More

Mariners Harbor Market ReportSold in Mariners HarborStaten Island ApartmentsNYC Price DropsNYC Buyer Guide
This information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. ©2026 The Real Estate Board of New York, Inc., All rights reserved.
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