Activity Marathon, Bahia Honda & the Lower Keys
Old Seven Mile Bridge
An activity in Marathon, Bahia Honda & the Lower Keys, free to visit and worth about 1.5 hours. Best time to go: Late afternoon.

Why go
A 2.2-mile walk or bike ride on the restored old bridge from Marathon out to Pigeon Key.
It is one of 6 curated places we feature in Bahia Honda & the Lower Keys, alongside 2 activities, 2 sights and 1 place to eat. The closest of our other picks is Bahia Honda State Park, 7.2 mi away as the crow flies.
- Type
- Activity · Nature
- Neighborhood
- Marathon
- Price
- Free
- Time needed
- 1.5 hr
- Best time
- Late afternoon
Nearby
The 4 closest curated picks in Bahia Honda & the Lower Keys, measured as straight-line distance.
- 1Bahia Honda State Park
A wide sandy beach on clear, shallow water, about 40 miles up the Overseas Highway from Key West.
Activity · 7.2 mi straight-line - 2Old Bahia Honda Bridge
A section of Flagler's 1912 railroad bridge inside the park, with a walkway on top that looks over the channel.
Sight · 8.8 mi straight-line - 3No Name Pub
A pizza and beer stop on a back road of Big Pine Key, its walls covered in signed dollar bills.
Food · 12 mi straight-line - 4Blue Hole
A freshwater pond in an old quarry in the National Key Deer Refuge, where small Key deer and alligators are often seen.
Sight · 14 mi straight-line
On these curated routes
Old Seven Mile Bridge is a stop on our Key West New Year's Eve route. Open it to see the full day-by-day plan.
More things to do in Bahia Honda & the Lower Keys
Another curated activity in Bahia Honda & the Lower Keys. See the full Bahia Honda & the Lower Keys guide.
When to go
Average daily highs in Bahia Honda & the Lower Keys run from 74°F in January to 86°F in August; September is usually the wettest month. For Old Seven Mile Bridge itself, we suggest: Late afternoon.
Modelled monthly averages for Bahia Honda & the Lower Keys from NASA POWER, not a forecast. Full Bahia Honda & the Lower Keys weather by month.
Getting there
Map links open a live search for Old Seven Mile Bridge, so hours and directions come straight from the map app.
- Coordinates
- 24.70389, -81.15522
- Destination
- Bahia Honda & the Lower Keys, Florida
Old Seven Mile Bridge: quick answers
How much time do you need at Old Seven Mile Bridge?
Plan on about 1.5 hours at Old Seven Mile Bridge. That is our curated estimate for a typical visit; groups that linger will want more.
When is the best time to visit Old Seven Mile Bridge?
Our pick: Late afternoon. Insider tip: Start at the Knights Key end in Marathon and bring water; there is no shade.
Is Old Seven Mile Bridge free?
Yes, we list Old Seven Mile Bridge as free to visit. Check locally before you go, since special exhibits, parking or tours can carry a fee.
Which TripsCircle routes include Old Seven Mile Bridge?
Old Seven Mile Bridge appears on Key West New Year's Eve, a curated route you can open on TripsCircle and plan with your group.
Add Old Seven Mile Bridge to your crew's plan
Save it to a shared TripsCircle itinerary, settle the timing with a quick poll, and split the costs with everyone going to Bahia Honda & the Lower Keys.
Plan Bahia Honda & the Lower Keys
- Bahia Honda & the Lower Keys travel guide 6 places
- Best time to visit Bahia Honda & the Lower Keys weather by month
- Old Town & Duval Street to Bahia Honda & the Lower Keys 35 mi straight-line
Lists & regions
Curated recommendation, not live listing data. Confirm hours, prices, bookings and access before you go.

