Developing·Case the developing record
#DC-0081

Jason Coulthart

Developing Florida homicide case involving remains found in Freeport and a multistate search.

Charged · allegations
last updated 6 September 2026 · 3 sources
Confirmed facts
15
Open questions
6
Reward
$16,000
Victim age
43
This case is still developing. Get an email when the file updates.
Audio brief · automated narration of the sourced record
Transcript

Case file Jason Coulthart, reference D C zero zero eight one. CBS Atlanta, citing authorities, reported on July sixteenth that a woman wanted in connection with a murder investigation in northwest Florida could be in north Georgia. CBS Atlanta, citing the Walton County Sheriff’s Office, reported deputies were searching for thirty-eight-year-old Isabelle Rose Johnson and said she should be considered dangerous. Officials cited by CBS Atlanta said Johnson was wanted for murder after human remains were found in a shallow grave on a property in Freeport, Florida. That wanted status is an unproven allegation. On July twenty-second, officials cited by CBS Atlanta identified the victim as forty-three-year-old Jason Coulthart. CBS Atlanta also reported that five other individuals had been charged with accessory after the fact in the homicide. Those charges are unproven allegations. CBS Miami, citing the Walton County Sheriff’s Office, reported that Johnson was arrested on August thirteenth by the U.S. Marshals Task Force at a home in Cottondale, Florida. The file’s open questions include the exact date the remains were found, the confirmed cause and manner of death, the court status for Johnson, the identities and court statuses of the five accessory defendants, and Johnson’s current custodial location and next court date. This has been an automated reading of case file D C zero zero eight one at developing case dot com. Every fact you heard names a public source.

Timeline of what's confirmed15 entries
16 July 2026
Authorities said a woman wanted in connection with a murder investigation in northwest Florida could be in north Georgia.
CBS Atlanta, citing authorities
16 July 2026
Deputies with the Walton County Sheriff's Office were searching for 38-year-old Isabelle Rose Johnson and said she should be considered dangerous.
CBS Atlanta, citing Walton County Sheriff's Office
16 July 2026
Officials said Johnson was wanted for murder after human remains were found in a shallow grave on a property in Freeport, Florida; the wanted status is an unproven allegation.
CBS Atlanta, citing officials
16 July 2026
Authorities described Johnson as about 5 feet 3 inches tall and about 120 pounds, with longer brown hair that officials said she may have cut short and dyed.
CBS Atlanta, citing officials
16 July 2026
Authorities said Johnson was known to have ties to Florida's Okaloosa and Walton counties; Georgia's Clarke, Carroll, and Harris counties; Newnan, Georgia; and parts of lower Alabama.
CBS Atlanta, citing officials
16 July 2026
Authorities said an up-to-$11,000 reward was offered for information leading to Johnson's arrest and indictment.
CBS Atlanta, citing authorities
22 July 2026
Authorities in Georgia and Florida were continuing to search for a woman wanted for murder in the death of Jason Coulthart, whose body was found in a shallow grave.
CBS Atlanta, citing authorities
22 July 2026
Officials said Johnson was wanted in the death of 43-year-old Jason Coulthart, whose remains were found on a property in Freeport, Florida; the wanted status is an unproven allegation.
CBS Atlanta, citing officials
22 July 2026
Officials said five other individuals had been charged with accessory after the fact in the homicide; those charges are unproven allegations.
CBS Atlanta, citing officials
22 July 2026
CBS Atlanta reported that the U.S. Marshals Task Force offered a $5,000 reward for information leading to Johnson's arrest, in addition to $11,000 offered jointly by Emerald Coast Crime Stoppers and the Florida Sheriffs Association Criminal Apprehension Assistance Program.
CBS Atlanta
25 June 2026
The Walton County Sheriff's Office said Johnson had been on the run since deputies went to execute a search warrant in Freeport after obtaining information that possibly tied her to Coulthart's killing; any alleged connection remains unproven.
CBS Miami, citing Walton County Sheriff's Office · added 6 Sep 2026
13 August 2026
The Walton County Sheriff's Office said Isabelle Johnson was arrested by the U.S. Marshals Task Force at a home in Cottondale, Florida.
CBS Miami, citing Walton County Sheriff's Office · added 6 Sep 2026
14 August 2026
Walton County Sheriff Chief Deputy Dustin Cosson said the investigation had involved more than 40 subpoenas and more than 20 search warrants.
CBS Miami, citing Walton County Sheriff Chief Deputy Dustin Cosson · added 6 Sep 2026
14 August 2026
CBS Miami reported that Johnson had been booked into the Jackson County Jail.
CBS Miami · added 6 Sep 2026
14 August 2026
CBS Miami reported that the investigation into Johnson's whereabouts while she was on the run, including who may have helped her, remained ongoing.
CBS Miami · added 6 Sep 2026
Open questionsunconfirmed · not conclusions
What was the exact date Jason Coulthart's remains were found?unconfirmed in cited trusted reporting · unconfirmed
What is the confirmed cause and manner of Jason Coulthart's death?unconfirmed in cited trusted reporting · unconfirmed
What court records, if any, identify the exact warrant or charge status for Isabelle Rose Johnson?unconfirmed in cited trusted reporting · unconfirmed
Who are the five individuals charged as accessories after the fact, and what are their court statuses?names and dockets not confirmed in cited trusted reporting · unconfirmed
Where is Isabelle Rose Johnson currently located?unconfirmed; authorities reported an active search · unconfirmed
What is Isabelle Johnson's current custodial location and next court date after the reported arrest?unconfirmed in trusted reporting found after 24 July 2026 · unconfirmed
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