Who was Jacob Foster?

Jacob Foster (1670–1758) was born in Ipswich, Essex, Massachusetts, United States and died in Ipswich, Essex, Massachusetts, United States. 3 researchers on YourRoots have this ancestor in their family trees.

How many people are researching Jacob?

Right now, 3 researchers on YourRoots have Jacob in their trees. The ancestor migration map traces 1 generations of this lineage.

What records do they have for Jacob?

Records vary by researcher and can include census, vital, parish, cemetery, and family sources.

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Use Compare Tree on an available researcher profile to compare overlapping people and records.

Jacob Foster 1670–1758

Public Tree Person

What is a Public Tree Person?

A Public Tree Person is an ancestor documented independently by multiple YourRoots tree owners. When several researchers' family histories converge on the same person, we publish a shared page that combines what they've documented.

Why this is a Public Tree Person

Full name consistent across 3 independent trees

Birth year and location consistent across 3 trees

Death year and location consistent across 3 trees

Compare a Public Tree Person with your own tree using Compare Tree.

B Reliability

Reliability Score: B

Medium — based on the source tree

Grade scale

A 3 criteria (Strong)
B 2 criteria (Medium)
C 1 criteria (Basic)

Verification checklist

Record available
Descendant's record available
Star tree owner

3 researchers on YourRoots have Jacob Foster in their family trees — each with their own records and documentation. Trace the migration path across 1 generations. If this ancestor is in your tree too, you can compare what you've found and fill in the gaps together.

Last updated: August 25, 2026 · Reliability: B — verified across 3 independent trees

Born 25 Mar 1670 · Ipswich, Essex, Massachusetts, United States

Died 6 Mar 1758 · Ipswich, Essex, Massachusetts, United States

Father Deacon Jacob Foster

Mother Abigail Lord

Spouse Mary Caldwell

Children Martha Foster

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Researchers connected through Jacob Foster 1670–1758

and 2 more tree owners connected with Jacob Foster 1670–1758

Immediate Family

Parents

Spouse(s)

Children

Biography

The story of Jacob Foster began in 1670 in Ipswich, Essex, Massachusetts, United States. Jacob Foster married mary caldwell, and had children including martha foster. Jacob Foster passed away in 1758 in Ipswich, Essex, Massachusetts, United States.

Sources

Life Timeline

1670

Birth of Jacob Foster in Ipswich, Essex, Massachusetts, United States

Birth

1758

Death of Jacob Foster in Ipswich, Essex, Massachusetts, United States

Death

Oldest Ancestor Line from Jacob Foster

Direct Lineage

generations

Frequently Asked Questions

: Jacob Foster (1670–1758) was born in Ipswich, Essex, Massachusetts, United States and died in Ipswich, Essex, Massachusetts, United States. 3 researchers on YourRoots have this ancestor in their family trees, each with their own records. This page combines what they've independently documented and assigns a Reliability Score (B) based on cross-tree validation.
: Right now, 3 researchers on YourRoots have Jacob in their trees. They're working independently, so connecting with them is a good way to cross-check your records and find things you might have missed. You can also explore the ancestor migration map that traces 1 generations of this lineage geographically.
: It varies by researcher — some have census records, others have marriage certificates, parish registers, or family Bible entries. Scroll up to see exactly what each person has cited.
: Use the "Compare Tree" button on any researcher's profile above. You can compare your tree side by side with theirs, see where your records overlap or differ, and collaborate to fill gaps.