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Frank Martin — 1920 US Census Record
Model Tree available1920 United States Federal Census · Hamilton, Ohio
Our Model Tree links this Frank Martin across the 1920, 1930 and 1940 US Censuses in Hamilton, Ohio (XGBoost, ~Confirmed), with identified parents Francis & Francis — first a son (b.~1908), then head of a 4-person household.
Age 12
b. ~1908
Male
Son
Born: New Jersey
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Hamilton, Ohio |
| Surname | Martin |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | England |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Cincinnati City |
| Est. Birth Year | ~1908 |
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.
4 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Francis Martin | Head | — | 49 | ~1871 |
| George Martin | Son | — | 3 | ~1917 |
| Frank Martin | Son | — | 12 | ~1908 |
| Sarah Martin | Spouse | — | 41 | ~1879 |
Census Appearances
1920
Hamilton, Ohio
Son, age 12
Hamilton, Ohio · implied b. ~1908 — 4 household members
| Surname | Martin |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | England |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Hamilton, Ohio
Son, age 23
Hamilton, Ohio · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Francis T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | England |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hamilton-County, Ohio
Head, age 33
Hamilton-County, Ohio · implied b. ~1907 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Francis T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Cincinnati |
| 1935 Residence (County) | Hamilton |
| Occupation | Lawyer |
| Industry | Private Practice |
| Class of Worker | PW |
| Hours Worked | 40 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| 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 Frank Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Francis Martin (~0.92 confidence) and father Francis Martin (~0.92 confidence) and mother Sarah Martin (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Francis Martin
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Francis Martin
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Sarah Martin
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Martin
Son · 1920 · age 12 · b. ~1908 · Ohio
★ You are viewing this record
Sibling
George Martin
Sibling · 1920 · age 3
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 — Hamilton, Ohio
Open full size
1920 US Federal Census — Hamilton, Ohio
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1391unit:0915)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elaie Smith | 26 | Servant | House-Maid | Ohio |
| 2 | Francis E. Martin | 49 | Head | Asst. Manager | England |
| 3 | Sarah E. Martin | 41 | Wife | None | New York |
| 4 | Frank Martin THIS PERSON | 12 | Son | None | New Jersey |
| 5 | George F. Martin | 3 | Son | None | New Jersey |
| 6 | Albert B. Edwards | 47 | Head | Rule Clerk | Ohio |
| 7 | Frances Edwards | 37 | Wife | None | Ohio |
| 8 | Benjamin Ronsheim | 40 | Head | Telegrapher | Ohio |
| 9 | Amelia Ronsheim | 38 | Wife | None | Ohio |
| 10 | Solomon Ronsheim | 17 | Son | None | Ohio |
| 11 | Nelson Ronsheim | 14 | Son | None | Ohio |
| 12 | Isaac Friedman | 72 | Head | Shoe-Repair | Hungary |
| 13 | Sallie Friedman | 64 | Mother-in-law | None | Hungary |
| 14 | Sam Grad | 70 | Head | Peddler | Russia |
| 15 | Mollie Grad | 65 | Wife | None | Russia |
| 16 | Anna Grad | 30 | Daughter | None | Russia |
| 17 | Israel W. Raskin | 40 | Head | Manufacturer | Russia |
| 18 | Nora Raskin | 30 | Wife | None | England |
| 19 | Ruth Raskin | 10 | Daughter | None | Ohio |
| 20 | Jean Raskin | 6 | Daughter | None | Ohio |
| 21 | Samuel Iglauer | 48 | Head | Physician | Ohio |
| 22 | Helen Iglauer | 36 | Wife | None | Ohio |
| 23 | Helen Iglauer | 13 | Daughter | None | Ohio |
| 24 | Charles Iglauer | 11 | Son | None | Ohio |
| 25 | Josephine Iglauer | 1 | Daughter | None | Ohio |
| 26 | Matilda Alex | 48 | Servant | Housemaid | Germany |
| 27 | Ludwig Sinn | 40 | Head | Manufacturer | Bavaria |
| 28 | Freda Sinn | 35 | Wife | None | Ohio |
| 29 | William Sinn | 8 | Son | None | Ohio |
| 30 | Jane Sinn | 5 | Son | None | Ohio |
| 31 | Lena Sinn | 67 | Mother | None | Bavaria |
| 32 | Minnie Halserter | 27 | Servant | Housemaid | Germany |
| 33 | Essie Kahn | 41 | Head | None | Ohio |
| 34 | David Kahn | 11 | Son | None | Ohio |
| 35 | Joseph R. Kahn | 9 | Son | None | Ohio |
| 36 | Henry M. Sammet | 57 | Head | Merchant Tailor | Ohio |
| 37 | Ella M. Sammet | 51 | Wife | None | Ohio |
| 38 | Lydia Sammet | 32 | Daughter | None | Ohio |
| 39 | Robert Sammet | 26 | Son | Clerk | Ohio |
| 40 | John Loscher | 71 | Head | Proprietor | Germany |
| 41 | John P. Loscher | 42 | Son | Proprietor | Ohio |
| 42 | Harry Loscher | 35 | Son | Proprietor | Ohio |
| 43 | William C. Meyer | 46 | Son-in-law | Attorney | Ohio |
| 44 | Minnie Meyer | 40 | Daughter | None | Ohio |
| 45 | Fred Koenemann | 58 | Son-in-law | None | Germany |
| 46 | William Geis | 59 | Head | President | Ohio |
| 47 | Millie Geis | 55 | Wife | None | Ohio |
| 48 | William Geis | 19 | Son | None | Ohio |
| 49 | Morris Levy | 54 | Head | Proprietor | Ohio |
| 50 | Rae Levy | 53 | Wife | None | Ohio |
Pedigree Summary
Frank + 1 sibling
Gen 1 · 3 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)