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Buy

Start here

Homes for sale by state
Home buying tips
Before you start looking
The buying timeline

Afford it

Today's mortgage rates
Mortgage calculator
How much can I afford?
Get pre-approved

Make the deal

Writing a winning offer
Inspections & appraisals
Closing costs, itemized
Find a buyer's agent

Save search Advertise Sign In

Saved homes Saved searches Your tours Your inquiries Recently viewed Account settings

1 listing

Sell

Selling Options

What's my home worth?
Compare selling options
Get an instant cash offer
Buy before you sell

Resources

How selling works
When should I sell?
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Pricing your home
What's worth fixing first
Find a seller's agent

Home Loans

Find an Agent

Save search

New Construction Homes in Marathon, NY

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1 Listing

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1 listing

New Construction Homes in Marathon, NY

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1 Listing

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New Construction Homes in Marathon, NY

1 Listing

Your local brokerage

Thomas O'Leary

Realty.com

Lic. #10311208632

Call Thomas

36Active
$299,900
3 bd · 3 ba · 1,392 sqft

5 Swift Street, Marathon, NY

Sean Mack · Hartnett Realty Solutions

Your local brokerage

Thomas O'Leary

Realty.com

Lic. #10311208632

Call Thomas

Listing data & MLS disclosures

NYSShare: Listing information provided by NYSShare.

About New Construction Homes in Marathon, NY

New Construction Homes in Marathon, NY: 1 active listing as of November 1, 2026, 15:26 UTC.

Marathon housing market

September 2026 · This period is still settling

Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Sep 11, 2026

Median home size: 1,568 sq. ft.

Marathon, NY community profile

Population: 874
Median income: $61,508
Housing units: 376
People per sq. mi.: 9.4
Area: 92.7 sq. mi.

Source: HJN community data

L. Custen Realty, Inc. d/b/a Realty.com/L. Custen Realty CT, LLC d/b/a Realty.com (Tom O’Leary-Broker)(CT properties only), 8323 Southwest Freeway, Suite 900, Houston, Texas 77074

The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Listing data is derived from various Multiple Listing Services; each source MLS and its required disclaimer are shown with the listings on the applicable page. Realty.com is an independently owned and operated brokerage.

Your local brokerage

Thomas O'Leary

Realty.com

Lic. #10311208632

Call Thomas

Your local brokerage

Thomas O'Leary

Realty.com

Lic. #10311208632

Call Thomas

Marathon, NY community profile

Population: 874
Median income: $61,508
Housing units: 376
People per sq. mi.: 9.4
Area: 92.7 sq. mi.

Source: HJN community data

Marathon housing market

September 2026 · This period is still settling

Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Sep 11, 2026

Median home size: 1,568 sq. ft.

Listing data & MLS disclosures

NYSShare: Listing information provided by NYSShare.

New Construction Homes in Marathon, NY