MC
Mary Cohen — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Mary Cohen across the 1920, 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 8-person household.
Age 42
b. ~1888
Female
Spouse
Born: Poland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Cohen |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Poland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1907 |
| Age at First Marriage | 18 |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | Yiddish |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
| Township / Ward | City Of Chicago |
| Est. Birth Year | ~1888 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Lillian Cohen | Daughter | — | 17 | ~1913 |
| William Cohen | Son | — | 12 | ~1918 |
| Mary Cohen | Spouse | — | 42 | ~1888 |
| John Sharp | Other | — | 28 | ~1902 |
| Gertrude Cohen | Daughter | — | 6 | ~1924 |
| Joseph Cohen | Head | — | 44 | ~1886 |
| Daniel Cohen | Son | — | 5 | ~1925 |
| Dorothy Sharp | Daughter | — | 23 | ~1907 |
Census Appearances
1920
Cook, Illinois
Spouse, age 32
Cook, Illinois · implied b. ~1888 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cohen |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Poland |
| Year of Immigration | 1906 |
| Naturalization Status | Alien |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Yiddish |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
1930
Cook, Illinois
Spouse, age 42
Cook, Illinois · implied b. ~1888 — 8 household members
| Surname | Cohen |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Poland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1907 |
| Age at First Marriage | 18 |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | Yiddish |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
1940
Cook-County, Illinois
Other, age 52
Cook-County, Illinois · implied b. ~1888 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ciahen |
| Given Name | Mary |
| Relationship to Head | Mother |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Widowed |
| Birthplace | Poland |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
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 Cohen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Cohen
Spouse · 1930 · age 42 · b. ~1888 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel461:0086)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hyman Zolkowitz | 21 | Head | General Office | Wisconsin |
| 2 | Rose Zolkowitz | 19 | Wife | None | Illinois |
| 3 | Muriel Zolkowitz | 1 | daughter | None | Illinois |
| 4 | Lee Miller | 15 | sister in law | None | Illinois |
| 5 | Sam Drey | 28 | Head | Fruit Dealer | Illinois |
| 6 | Gertrude Drey | 23 | Wife | None | Illinois |
| 7 | Muriel Drey | 1 | daughter | None | Illinois |
| 8 | Herman Isaac | 31 | Head | Custom Peddler | Palestine |
| 9 | Blair Isaac | 25 | Wife | None | Russia |
| 10 | Pearl Isaac | 4 | daughter | None | Illinois |
| 11 | Esther Isaac | 3 | daughter | None | Illinois |
| 12 | Meyer Konstein | 40 | Head | Cigar Maker | Roumania |
| 13 | Eva Konstein | 35 | Wife | None | Russia |
| 14 | Edith Konstein | 14 | daughter | None | Illinois |
| 15 | Jerome Konstein | 8 | son | None | Illinois |
| 16 | Benjamin Konstein | 3 | son | None | Illinois |
| 17 | Sarah Galkin | 64 | mother in law | None | Russia |
| 18 | Louis Weissman | 24 | Head | None | U.S. |
| 19 | Rose Gumolnicky | 45 | Head | None | Russia |
| 20 | Celia Gumolnicky | 20 | daughter | Stenographer | Connecticut |
| 21 | Mary Gumolnicky | 17 | daughter | Stenographer | Illinois |
| 22 | Sylvia Rice | 16 | niece | None | Illinois |
| 23 | Joe Stein | 37 | Head | Baker | Poland |
| 24 | Rebecca Stein | 38 | Wife | None | Poland |
| 25 | Molly Stein | 16 | daughter | None | Poland |
| 26 | Hyman Stein | 11 | son | None | Illinois |
| 27 | Harry Stein | 10 | son | None | Illinois |
| 28 | Sam Steinberg | 25 | lodger | Baker | Poland |
| 29 | Charles Budman | 46 | Head | Newspaper | Poland |
| 30 | Anna Budman | 38 | Wife | None | Poland |
| 31 | Sol Budman | 20 | son | P.O. Clerk | Illinois |
| 32 | Rose Budman | 17 | daughter | Stenographer | Illinois |
| 33 | Mary Budman | 13 | daughter | None | Illinois |
| 34 | Gertrude Budman | 10 | daughter | None | Illinois |
| 35 | Pearl Budman | 8 | daughter | None | Illinois |
| 36 | Shirley Budman | 3 | daughter | None | Illinois |
| 37 | Norman Budman | 1 | son | None | Illinois |
| 38 | Joseph Cohen | 44 | Head | Insurance Agent | Russia |
| 39 | Mary Cohen THIS PERSON | 42 | Wife | None | Poland |
| 40 | Dorothy Sharp | 23 | daughter | None | Illinois |
| 41 | John Sharp | 28 | son in law | Office Clerk | England |
| 42 | Lillian Cohen | 17 | daughter | None | Illinois |
| 43 | William Cohen | 12 | son | None | Illinois |
| 44 | Gertrude Cohen | 6 | daughter | None | Illinois |
| 45 | Daniel Cohen | 5 | son | None | Illinois |
| 46 | Fannie Begunick | 50 | Head | None | Poland |
| 47 | Rose Begunick | 24 | daughter | Millinery | Poland |
| 48 | Dave Begunick | 19 | son | Laborer | Poland |
| 49 | Arnold Begunick | 19 | son | None | Poland |
| 50 | Dora Begunick | 17 | daughter | Millinery | Poland |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)