Elizabeth was born in 1807 as a daughter of Sarah Alice ( Sargent ) and Daniel Avery. She was born in Oswego County, New York.

Her Mother, Sarah Alice was born in 1772 in Rockingham, New Hampshire.
Her Father, Daniel was born in 1768 in Pepperall, Cheshire, Massachusetts.

Elizabeth married Green Butterfield in Columbus, Franklin County, Ohio on September 9, 1826. The Marriage Ceremony was performed by Amaziah Hutchinson, J.P.

The Butterfield family came to Illinois in 1834 and they settled in Precinct # 4 of Schuyler County, Illinois. Elizabeth's parents also made the move and settled in Schuyler County at the same time.

In 1845, the Green Butterfield family then moved to where Galesburg now stands. At the time of their move, Galesburg was almost a trackless prairie.

1850 United States Federal Census :
Name: Betsey Butterfield
Age: 43
Birth Year: abt 1807
Birthplace: Pennsylvania
Home in 1850: Township 11 N 2 E, Knox, Illinois
Gender: Female
Family Number: 53
Household Members: Name Age
Green Butterfield 48
Betsey Butterfield 43
Wm Butterfield 22
Louisa Butterfield 17
Ellen Butterfield 14
Granville Butterfield 10
Lucretia Butterfield 4
Benjamin Butterfield 2
James Butterfield 22

1860 United States Federal Census :
Name: Elizabeth Butterfield
Age in 1860: 53
Birth Year: abt 1807
Birthplace: New York
Home in 1860: Galesburg, Knox, Illinois
Gender: Female
Post Office: Galesburg
Household Members: Name Age
Morris Griffith 24
Elizabeth Griffith 26
Green Butterfield 55
Elizabeth Butterfield 53
Granville Butterfield 19
Lucretia Butterfield 15
J moural Butterfield 12

In 1861, the Butterfield family's final move was to Macomb, where Elizabeth's husband died shortly after settling in at their new home.

1870 United States Federal Census
Name: Elizab Butterfield
Age in 1870: 62
Birth Year: abt 1808
Birthplace: Pennsylvania
Home in 1870: Scotland, McDonough, Illinois
Race: White
Gender: Female
Post Office: Industry
Household Members: Name Age
Elizab Butterfield 62
Monroe Butterfield 32

1880 United States Federal Census
Name: Elizabeth Butterfield
Age: 72
Birth Year: abt 1808
Birthplace: Vermont
Home in 1880: Macomb, McDonough, Illinois
Race: White
Gender: Female
Relation to Head of House: Self (Head)
Marital Status: Widowed
Father's Birthplace: Massachusetts
Mother's Birthplace: Massachusetts
Occupation: Keeping House
Household Members: Name Age
Elizabeth Butterfield 72
Benjamin M. Butterfield 32

According to a small abstract obituary for Elizabeth :
Elizabeth Butterfield died on May 22, 1883. She was 74 years 1 month old when she passed away. It stated that she and Green had a family of ten children. Only two of her 10 children, Mrs. George Gloyd and G.G. Butterfield, survived to mourn their Mother's passing.