Jacksonville
Florida's biggest city, at the old Cow Ford on the St. Johns.
- Population
- 949,611 (2020 census)
- Founded
- 1822
- Area
- Largest city in the lower 48
- Tides
- Two highs, two lows a day
Then
- 1564
French Huguenots build Fort Caroline near the river mouth, in Mocama Timucua country. The Spanish destroy it the next year.
- 1763–1783
Under British rule, the river crossing is known as the Cow Ford.
- 1822
The town is laid out and named for Andrew Jackson, the territory's first military governor.
- 1901
On May 3, a fire burns 146 city blocks and more than 2,000 buildings in eight hours, leaving about 10,000 people homeless.
- 1910s
More than 30 silent film studios make Jacksonville the Winter Film Capital of the World, until Hollywood takes over.
- 1968
The city and Duval County consolidate on October 1, making Jacksonville the largest city by area in the contiguous United States.
Now
JAXPORT is Florida's largest seaport by volume. Naval Station Mayport, at the river's mouth, is the Navy's third-largest fleet concentration.
The Jacksonville Beaches line the Atlantic, and the stations here follow the St. Johns from downtown to the sea.
On the water
From NOAA's predictions for Jacksonville, Main Street Bridge, FL over the next 365 days. Heights are in feet above mean lower low water (MLLW).
- Pattern
- Two highs and two lows a day, close in size
- Typical daily range
- 1.8 ft
- Biggest swing
- 2.3 ft on Dec 24
- Smallest swing
- 1.3 ft on Mar 1
- Highest high
- 2.9 ft, Sep 30 at 10:57 AM
- Lowest low
- −0.6 ft, Jan 24 at 5:17 AM
33 tide stations around Jacksonville
- Jacksonville, Main Street Bridge0.9 mi
- Jacksonville, Long Branch2.9 mi
- Little Pottsburg Creek3.1 mi
- Phoenix Park3.7 mi
- Moncrief Creek entrance4.1 mi
- Jacksonville, Navy Fuel Depot5.0 mi
- Lake Forest, Ribault River5.2 mi
- Dame Point6.9 mi
- Cedar Heights, Broward River7.3 mi
- Sherwood Forest7.5 mi
Show all 33 stations
- Blount Island Bridge8.7 mi
- Fulton9.7 mi
- Clapboard Creek, Pelotes Island10.1 mi
- Pablo Creek entrance12.7 mi
- Pablo Creek, ICWW bridge13.0 mi
- Sisters Creek13.4 mi
- Edwards Creek, 1 mi. above entrance13.5 mi
- Mayport (Ferry Depot)14.0 mi
- Mayport (Bar Pilot Dock)14.3 mi
- Mink Creek entrance14.8 mi
- Fort George Island, Fort George River14.9 mi
- Tiger Point, Pumpkin Hill Creek15.1 mi
- Mayport Naval Station, Water Treatment Dock15.2 mi
- Atlantic Beach15.5 mi
- Sawpit Creek, 1 mi. above entrance16.1 mi
- Mayport Naval Station, Degausing Structure16.2 mi
- Simpson Creek, A1A highway bridge16.2 mi
- Little Talbot Island, ocean16.4 mi
- Halfmoon Island, highway bridge17.1 mi
- Sawpit Creek entrance, bridge17.2 mi
- Cuno, Lofton Creek17.6 mi
- Nassau River Entrance17.6 mi
- Boggy Creek, 2 mi. above entrance17.7 mi