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Mary Martin — 1920 US Census Record
Model Tree available1920 United States Federal Census · Middlesex, New Jersey
Our Model Tree links this Mary Martin across the 1900, 1910 and 1920 US Censuses in Middlesex, New Jersey (XGBoost, ~Confirmed), with identified parents James & James — first a daughter (b.~1900), then head of a 6-person household.
Age 20
b. ~1900
Female
Daughter
Born: New Jersey
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Middlesex, New Jersey |
| Surname | Martin |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Highland Park Boro |
| Est. Birth Year | ~1900 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
6 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Anna Martin | Daughter | — | 16 | ~1904 |
| Mary Martin | Daughter | — | 20 | ~1900 |
| James Martin | Head | — | 55 | ~1865 |
| William Martin | Son | — | 18 | ~1902 |
| Arnold Martin | Son | — | 21 | ~1899 |
| Lena Martin | Spouse | — | 45 | ~1875 |
Census Appearances
1900
Middlesex, New …
Daughter, age 1
Middlesex, New Jersey · implied b. ~1899 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Marital Status | Single |
| Birthplace | New Jersey |
| Birth Month | June |
| Birth Year | 1899 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1910
Middlesex, New …
Daughter, age 10
Middlesex, New Jersey · implied b. ~1900 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1920
Middlesex, New …
Daughter, age 20
Middlesex, New Jersey · implied b. ~1900 — 6 household members
| Surname | Martin |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Mary Martin across 3 US Census years (1900, 1910 and 1920) in Middlesex, New Jersey, using XGBoost record linkage. Identified parents: father James Martin (~0.92 confidence) and father James Martin (~0.92 confidence) and mother Lena Martin (~0.92 confidence) and mother Lena Martin (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Martin
b. ~1861
Source father
● Household
· direct · ~0.92
Father
James Martin
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Lena Martin
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Lena Martin
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Martin
Daughter · 1920 · age 20 · b. ~1900 · New Jersey
★ You are viewing this record
Sibling
William Martin
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arnold Martin
Sibling · 1920 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Martin
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Middlesex, New Jersey
Open full size
1920 US Federal Census — Middlesex, New Jersey
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1055unit:0254)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alma Lorman | 11 | Daughter | — | New Jersey |
| 2 | Harriet Lorman | 3 | Daughter | — | New Jersey |
| 3 | Frank D'Amico | 50 | Head | Laborer | Italy |
| 4 | Effie D'Amico | 30 | Wife | — | Italy |
| 5 | Mary D'Amico | 6 | Daughter | — | New Jersey |
| 6 | Lucy D'Amico | 4 | Daughter | — | New Jersey |
| 7 | Dominick D'Amico | 0 | Son | — | New Jersey |
| 8 | Anthony Clemente | 62 | Head | Contractor | Italy |
| 9 | Felice Clemente | 63 | Wife | — | Italy |
| 10 | James Clemente | 24 | Son | Mason | Italy |
| 11 | Joe Clemente | 20 | Son | Mason | Italy |
| 12 | Flora Clemente | 11 | Daughter | — | New York |
| 13 | Jerry Ferguson | 81 | Head | — | New Jersey |
| 14 | Lena Ferguson | 37 | Daughter | — | New Jersey |
| 15 | May Ferguson | 15 | Granddaughter | Box Maker | New Jersey |
| 16 | Annie Henderson | 62 | Head | — | Scotland |
| 17 | Marguerite Henderson | 25 | Daughter | Clerk | New Jersey |
| 18 | Robert Henderson | 23 | Son | Stenographer | New Jersey |
| 19 | Douglas Henderson | 19 | Son | Clerk | New Jersey |
| 20 | Hazel Henderson | 17 | Daughter | — | New Jersey |
| 21 | Henrietta Henderson | 12 | Daughter | — | New Jersey |
| 22 | Frank J Boyle | 34 | Head | Laborer | New Jersey |
| 23 | Sarah Boyle | 35 | Wife | — | New Jersey |
| 24 | Francis Boyle | 5 | Son | — | New Jersey |
| 25 | James Boyle | 2 | Son | — | New Jersey |
| 26 | August Muehlman | 50 | Head | Laborer | Germany |
| 27 | Anna Muehlman | 43 | Wife | — | Germany |
| 28 | Benedict Muehlman | 12 | Son | — | New Jersey |
| 29 | Richard Muehlman | 11 | Son | — | New Jersey |
| 30 | Carl Muehlman | 6 | Son | — | New Jersey |
| 31 | Mike Inzana | 38 | Head | Laborer | Italy |
| 32 | Rosie Inzana | 32 | Wife | — | Italy |
| 33 | Francis Inzana | 18 | Daughter | — | New York |
| 34 | Catherine Muehlman | 36 | Head | Employee | Hungary |
| 35 | John Muehlman | 16 | Son | Laborer | New Jersey |
| 36 | Anna Muehlman | 11 | Daughter | — | New Jersey |
| 37 | Albert Thant | 37 | Boarder | — | Austria |
| 38 | James Martin | 55 | Head | Mason | New Jersey |
| 39 | Lena Martin | 45 | Wife | — | New Jersey |
| 40 | Mary Martin THIS PERSON | 20 | Daughter | — | New Jersey |
| 41 | Arnold Martin | 21 | Son | Machinist | New Jersey |
| 42 | William Martin | 18 | Son | Apprentice | New Jersey |
| 43 | Anna Martin | 16 | Daughter | Employee | New Jersey |
| 44 | William Howe | 33 | Head | Chemist | New Jersey |
| 45 | Alice Howe | 35 | Wife | — | New Jersey |
| 46 | William Howe | 11 | Son | — | New Jersey |
| 47 | George Spartan | 28 | Head | Carpenter | New York |
| 48 | Clara Spartan | 26 | Wife | — | New York |
| 49 | Alice Spartan | 7 | Daughter | — | New York |
| 50 | Charles Hanson | 74 | Head | Farmer | Sweden |
Pedigree Summary
Mary + 3 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)