Rio ZIP code overview
Rio is located in Martin County and is part of Florida's Treasure Coast region. The U.S. Postal Service assigns the following ZIP code to addresses within or directly adjacent to Rio:
Rio ZIP codes
ZIP code assignments are made by the U.S. Postal Service for mail-delivery purposes and do not always align with municipal boundaries. Some of these ZIPs may also cover unincorporated areas of Martin County.
Notable Rio neighborhoods and landmarks
Rio contains a mix of neighborhoods, communities, and landmarks. The following are commonly referenced by residents, agents, and buyers when describing the area:
Rio real estate market snapshot
The Rio market reflects the broader characteristics of Treasure Coast — proximity to employment centers, lifestyle amenities, and lifestyle migration into Florida. For up-to-date listings, active comparables, and a localized opinion of value on a specific property, a BKRS licensed real estate professional is the best source. Browse BKRS private listings, the full Florida ZIP search, or our all-67-counties directory for additional context.
Frequently asked questions about Rio
What ZIP code is Rio, Florida?
Rio, Florida is served by ZIP code 34994. ZIP codes are assigned by the U.S. Postal Service and may also cover unincorporated areas of Martin County.
What county is Rio in?
Rio is located in Martin County, Florida — part of the Treasure Coast region.
What are the main neighborhoods in Rio?
Commonly referenced neighborhoods and landmarks in Rio include Indian River, Old Rio, Stuart border, NE Dixie Highway. Rio is a small unincorporated Martin County community north of Stuart along the Indian River — waterfront residential and historic small-town character.
What is the typical home price range in Rio?
Typical home values in Rio range from approximately $300K – $1.2M, based on observed listing and sale data. Individual properties vary based on lot, condition, waterfront access, and neighborhood — this range is illustrative only and not an appraisal.
How many ZIP codes does Rio have?
Rio has 1 primary ZIP code assigned by the U.S. Postal Service: 34994.
About Martin County
Martin County is part of Florida's Treasure Coast region. Rio is one of several markets BKRS covers in this county. Use the related-cities panel to explore nearby markets, browse Martin County ZIP codes, or use the full Florida ZIP code search to filter all BKRS-covered markets by name, county, or 5-digit ZIP.