she died of smallpox on 25 september 1621, age 59, at her townhouse in aldersgate street in london, shortly after king james i had visited her at the newly completed houghton house in bedfordshire. after a grand funeral in st paul's cathedral, her body was buried in salisbury cathedral, next to that of her late husband in the herbert family vault, under the steps leading to the choir stalls, where the mural monument still stands.