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Julia Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Julia Martin across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Antonio & Peter — first a spouse (b.~1911), then head of a 3-person household.
Age 29
b. ~1911
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Martin |
| Given Name | Julia |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago city |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1911 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Julia | Age | Birth yr |
|---|---|---|---|---|
| David Martin | Head | — | 34 | ~1906 |
| Julia Martin | Spouse | — | 29 | ~1911 |
| Alfred Martin | Son | — | 7 | ~1933 |
Census Appearances
1920
Cook, Illinois
Daughter, age 8
Cook, Illinois · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martini |
| Given Name | Julia |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Italy |
| Mother's Birthplace | Italy |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 19
Cook, Illinois · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martini |
| Given Name | Julia |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Italy |
| Mother's Birthplace | Italy |
| Occupation | Typist |
| Industry | Mail Order House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Spouse, age 29
Cook-County, Illinois · implied b. ~1911 — 3 household members
| Surname | Martin |
| Given Name | Julia |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago city |
| 1935 Residence (County) | Cook |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Julia Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Antonio Martini (~0.92 confidence) and father Peter Martini (~0.92 confidence) and mother Mary Martini (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Antonio Martini
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Peter Martini
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Mary Martini
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Julia Martin
Spouse · 1940 · age 29 · b. ~1911 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00983-00492)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jakob Goodman | 52 | Head | Clerk | Poland |
| 42 | Rose Goodman | 50 | Wife | — | Poland |
| 43 | Samuel Goodman | 25 | Son | Book-Binder | Poland |
| 44 | Sally Goodman | 23 | Daughter | Salesgirl | Poland |
| 45 | Evelyn Goodman | 21 | Daughter | Salesgirl | Poland |
| 46 | Helen Levin | 26 | Daughter | — | Indiana |
| 47 | Freeman Freeman | 24 | Son-in-law | Clerk (Treasury Dept) | Illinois |
| 48 | Celia Shulman | 65 | Head | — | Russia |
| 49 | Dora Arnow | 32 | Son-in-law | Manager | Illinois |
| 50 | Rena Arnow | 28 | Daughter | — | Illinois |
| 51 | Pau|Pan Cohen | None | Head | — | Illinois |
| 52 | Lois Dale Cohen | 17 | Grand-daughter | — | Illinois |
| 53 | David Cohen | 28 | Son-in-law | Proprietor | Illinois |
| 54 | Miriam Cohen | 21 | daughter | Stenographer | Illinois |
| 55 | Samuel Zucker | 67 | Head | — | Austria |
| 56 | Sarah Zucker | 64 | wife | — | Austria |
| 57 | Bernice Zucker | 22 | daughter | Saleslady | Illinois |
| 58 | Allan Zucker | 4 | son | — | Illinois |
| 59 | Joseph Fishman | 53 | lodger | Laborer | Russia |
| 60 | Morris Ferency | 57 | Head | Storage Man | Hungary |
| 61 | Fanny Ferency | 58 | wife | — | Hungary |
| 62 | Pearl Ferency | 27 | daughter | Millinery Worker | Hungary |
| 63 | Albert Ferency | 25 | son | — | Hungary |
| 64 | David Martin | 34 | Head | Watchmaker | Russia |
| 65 | Julia Martin THIS PERSON | 29 | wife | — | Illinois |
| 66 | Alfred Martin | 7 | son | — | Illinois |
| 67 | Louis Reisner | 37 | Head | Waiter | Hungary |
| 68 | Bessie Reisner | 34 | wife | Waitress | Russia |
| 69 | Emil Reisner | 12 | son | — | Illinois |
| 70 | Daniel Reisner | 6 | son | — | Illinois |
| 71 | Manuel B Kerzen | 48 | Head | Drug Store Manager | Russia |
| 72 | Vera Kerzen | 22 | daughter | Bookkeeping | Russia |
| 73 | May Kerzen | 20 | daughter | Order Taker | Russia |
| 74 | Joseph Kerzen | 16 | son | — | Illinois |
| 75 | Frank Yankolsky | 46 | Head | Laundry Man | Russia |
| 76 | Tessie Yankolsky | 42 | wife | — | Russia |
| 77 | Ben Yankolsky | 18 | son | Tabulator | Michigan |
| 78 | Driskill Yankolsky | 17 | Daughter | — | Illinois |
| 79 | Samuel Tamkin | 55 | Head | Retail Provisions | Russia |
| 80 | Bessie Tamkin | 53 | wife | — | Russia |
Pedigree Summary
Julia
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 1940 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)