MJ
Mary Joseph — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Mary Joseph across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1880), then head of a 3-person household.
Age 60
b. ~1880
Female
Head
Born: Russia
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Joseph |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Widowed |
| Birthplace | Russia |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
| Township / Ward | Chicago |
| Est. Birth Year | ~1880 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Joseph | Head | — | 60 | ~1880 |
| Mattie Joseph | Other | — | 23 | ~1917 |
| Esther Joseph | Daughter | — | 27 | ~1913 |
Census Appearances
1920
Cook, Illinois
Spouse, age 40
Cook, Illinois · implied b. ~1880 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Joseph |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Russia |
| Year of Immigration | 1910 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Yiddish |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1930
Cook, Illinois
Spouse, age 51
Cook, Illinois · implied b. ~1879 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Josephi |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Russia |
| Naturalization Status | Naturalized |
| Year of Immigration | 1911 |
| Age at First Marriage | 25 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read/Write | Yes |
| Mother Tongue | Yiddish |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1940
Cook-County, Illinois
Head, age 60
Cook-County, Illinois · implied b. ~1880 — 3 household members
| Surname | Joseph |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Widowed |
| Birthplace | Russia |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
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 Joseph across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Joseph
Head · 1940 · age 60 · b. ~1880 · 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-t0627-01009-00412)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles Byrnes | 32 | Head | Salesman | Wisconsin |
| 42 | Lucille O. Byrnes | 35 | Wife | Stenographer | Illinois |
| 43 | Joan Hutchings | 45 | Head | Saleswoman | New York |
| 44 | Lucille Hutchings | 27 | Daughter | Private Secy. | Illinois |
| 45 | Mary Joseph THIS PERSON | 60 | Head | — | Russia |
| 46 | Esther Joseph | 27 | Daughter | Manager | Illinois |
| 47 | Mattie Joseph | 23 | Niece | Office Clerk | Illinois |
| 48 | Harry Miller | 40 | Head | Manager | Poland |
| 49 | Shirley Miller | 30 | Wife | — | New York |
| 50 | Rosalind Brodsky | 30 | Head | — | Illinois |
| 51 | Carlton Brodsky | 9 | Son | — | Michigan |
| 52 | Perry Dele | 49 | Head | Salesman | Colorado |
| 53 | Veda Dele | 38 | Wife | — | Mexico |
| 54 | Julia Hernandez | 65 | Mother-in-law | — | Mexico |
| 55 | David Caplan | 33 | Head | Chauffeur | Russia |
| 56 | Lillian Caplan | 28 | Wife | Stenographer | Russia |
| 57 | Irving Berger | 25 | Head | Salesman | Illinois |
| 58 | Esther Berger | 23 | Wife | Bookkeeper | Illinois |
| 59 | Donald Ladd | 33 | Head | Printer | Illinois |
| 60 | Marion Ladd | 31 | Wife | — | Illinois |
| 61 | Hershey Kovin | 26 | Head | M. Ceremonies | Illinois |
| 62 | Leonard Kovin | 25 | Partner | Bartender | Illinois |
| 63 | Dorothy Luce | 19 | Head | — | Michigan |
| 64 | Colene Kincaid | 19 | Partner | — | Ohio |
| 65 | Clyde Mclaughlan | 22 | Head | Clerical Asst. | Indiana |
| 66 | James Larke | 26 | Partner | Clerk | Illinois |
| 67 | James Porter | 36 | Partner | Constructor | Missouri |
| 68 | George Bower | 44 | Head | Rate Agent | Kentucky |
| 69 | Josephine Bower | 45 | Wife | — | Kentucky |
| 70 | Joseph R. Watton | 35 | Head | Chemist | England |
| 71 | Lillian Watton | 35 | Wife | Nurse | Nebraska |
| 72 | Dorothy Meadows | 42 | Head | Saleswoman | Russia |
| 73 | Kate Meadows | 69 | Mother | — | Russia |
| 74 | Vivian Witt | 35 | Head | Dietician | Washington |
| 75 | Ella Peet | 26 | Head | Secretary | Illinois |
| 76 | Helen Hopkins | 25 | Partner | Sales Lady | Mississippi |
| 77 | Helene Webb | 35 | Head | Musician | Missouri |
| 78 | Isadore Baker | 29 | Head | Milk Buyer | Russia |
| 79 | Fredia Baker | 29 | Wife | Voucher | Illinois |
| 80 | Leonard Shabein | 22 | Head | Manufacturer | Illinois |
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)