Season 4
16 episodes · first aired 2016-11-15
| Still | # | Title | Overview | Air date | Rating |
|---|---|---|---|---|---|
 | 01 | Going for Broke 2016-11-15 | Rick and Marty Lagina return to Oak Island and begin preparing a major evacuation of the Money Pit | 2016-11-15 | 1.0 |
 | 02 | Always Forward 2016-11-22 | Rick and Marty Lagina investigate a mysterious “Hatch” which may be a secret entrance to an underground treasure tunnel on Oak Island. | 2016-11-22 | 5.0 |
 | 03 | Swamp Things 2016-11-29 | The Lagina brothers find evidence of what could be an ancient shipwreck in the Oak Island swamp. | 2016-11-29 | 7.0 |
 | 04 | No Stone Unturned 2016-12-06 | Rick and Marty Lagina begin to start their search for a centuries old treasure vault in the Oak Island Money Pit. | 2016-12-06 | 3.0 |
 | 05 | Bullseye 2016-12-13 | Rick and Marty Lagina believe they have finally located an ancient treasure vault in the Oak Island Money Pit. | 2016-12-13 | 5.0 |
 | 06 | Circles in Wood 2016-12-20 | The Lagina brothers decide to move their Money Pit operation in hopes of finding a strange golden object. | 2016-12-20 | 4.7 |
 | 07 | All That Glitters 2016-12-27 | Rick and Marty Lagina begin a second massive dig in the Money Pit and find possible proof that a shipwreck is located in the swamp. | 2016-12-27 | 5.0 |
 | 08 | The Mystery of Samuel Ball 2017-01-03 | The Lagina brothers find important evidence linking an 18th century American slave to the Oak Island mystery. | 2017-01-03 | 3.0 |
 | 09 | Echoes from the Deep 2017-01-10 | Rick and Marty Lagina send divers deep into the Money Pit in search of a mysterious golden object. | 2017-01-10 | 6.0 |
 | 10 | About Face 2017-01-17 | The Oak Island team returns to borehole 10-X in search of new clues. | 2017-01-17 | 7.0 |
 | 11 | Presidential Secrets 2017-01-24 | Rick Lagina travels to the Franklin D. Roosevelt library to find out why the U.S. president was obsessed with Oak Island. | 2017-01-24 | 1.0 |
 | 12 | Hyde Park and Go Seek 2017-01-31 | Rick and Marty decide to dig a third hole at the Money Pit after Rick finds even more evidence connecting Oak Island to the Knights Templar. | 2017-01-31 | 7.0 |
 | 13 | One of Seven 2017-02-07 | The Lagina brothers and their partners make incredible discoveries at Smith's Cove and in the Money Pit. | 2017-02-07 | 7.0 |
 | 14 | Of Sticks and Stones 2017-02-14 | Rick and Marty Lagina face a major dilemma as they continue their search for the original Oak Island Money Pit. | 2017-02-14 | 3.0 |
 | 15 | Blood Is Thicker 2017-02-21 | The Laginas and their team make what could be the most important discovery in the history of Oak Island. | 2017-02-21 | 6.0 |
 | 16 | A Look Ahead 2017-02-28 | Rick, Marty and the Oak Island team meet up with Matty Blake to reveal new discoveries and discuss future plans. | 2017-02-28 | 1.0 |
Ratings shown are community scores. Once OMDB is wired, these become per-episode IMDB values.