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Sarah Ellis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Sarah Ellis across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 8-person household.
Age 52
b. ~1888
Female
Spouse
Born: Lithuania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Ellis |
| Given Name | Sarah |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Lithuania |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Additional Details | |
| Class of Worker | No |
| Highest Grade | No 2 |
| 1935 Residence | Same House |
| Birth Country | Lithuania |
| Birthplace (normalized) | lithuania |
| Township / Ward | 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 1940 census.
| Name | Relation to head | Relative to Sarah | Age | Birth yr |
|---|---|---|---|---|
| Benjamin Ellis | Son | — | 27 | ~1913 |
| Harry Ellis | Son | — | 23 | ~1917 |
| Morris Ellis | Son | — | 19 | ~1921 |
| Arthur Ellis | Son | — | 19 | ~1921 |
| Sarah Ellis | Spouse | — | 52 | ~1888 |
| Minnie Ellis | Daughter | — | 17 | ~1923 |
| Abraham Ellis | Son | — | 15 | ~1925 |
| David Ellis | Head | — | 65 | ~1875 |
Census Appearances
1930
Cook, Illinois
Other, age 43
Cook, Illinois · implied b. ~1887 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ellis |
| Given Name | Sarah |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Lithuania |
| Naturalization Status | Naturalized |
| Year of Immigration | 1907 |
| Age at First Marriage | 19 |
| Father's Birthplace | Lithuania |
| Mother's Birthplace | Lithuania |
| Can Read/Write | Yes |
| Mother Tongue | Lithuanian |
| Birth Country | Lithuania |
| Birthplace (normalized) | lithuania |
1940
Cook-County, Illinois
Spouse, age 52
Cook-County, Illinois · implied b. ~1888 — 8 household members
| Surname | Ellis |
| Given Name | Sarah |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Lithuania |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Class of Worker | No |
| Highest Grade | No 2 |
| 1935 Residence | Same House |
| Birth Country | Lithuania |
| Birthplace (normalized) | lithuania |
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 Sarah Ellis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Sarah Ellis
Spouse · 1940 · age 52 · b. ~1888 · Illinois
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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-t0627-00962-00163)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Bill Wallace | 48 | Head | Laborer | Mississippi |
| 42 | Emma Wallace | 46 | Wife | — | Mississippi |
| 43 | Anna Lowe | 61 | Head | — | Alabama |
| 44 | Marion Smith | 31 | Head | — | Arkansas |
| 45 | Mattie Smith | 30 | Wife | — | Mississippi |
| 46 | Davis Bell | 43 | Roomer | — | Arkansas |
| 47 | Alan Jourigan | 40 | Head | Laborer | Louisiana |
| 48 | Jourigan | 38 | Wife | — | Louisiana |
| 49 | Jacob Mawritaky | 73 | Head | — | Russia |
| 50 | Sophie Mawritaky | 63 | Wife | — | Russia |
| 51 | Burt Burnfallow | 64 | Head | — | Poland |
| 52 | Tillie Burnfallow | 58 | Wife | — | Poland |
| 53 | Louis Bonnefeld | 70 | Head | — | Russia |
| 54 | Sarah Bonnefeld | 70 | Wife | — | Russia |
| 55 | Mamie Campion | 63 | Head | — | Italy |
| 56 | Tony Campion | 30 | Son | Iron Worker | Illinois |
| 57 | Marie Campion | 27 | Daughter | — | Illinois |
| 58 | Clair Campion | 23 | Daughter | File Clerk | Illinois |
| 59 | Nancy Campion | 19 | Daughter | Bookkeeper | Illinois |
| 60 | August Gerasi | 48 | Head | — | Italy |
| 61 | Minnie Gerasi | 39 | Wife | — | Italy |
| 62 | Katherine Gerasi | 19 | Daughter | — | Italy |
| 63 | Anne Gerasi | 16 | Daughter | — | Italy |
| 64 | Pauline Girrick | 47 | Head | — | Czechoslovakia |
| 65 | Albert Girrick | 22 | Son | — | Illinois |
| 66 | Floyd Dotson | 30 | Head | — | Mississippi |
| 67 | Lula Dotson | 32 | Wife | — | Mississippi |
| 68 | Joseph Novicki | 26 | Head | Electrical Engineer | Illinois |
| 69 | Stacy Novicki | 22 | Wife | — | Illinois |
| 70 | Mother Novicki | 43 | Mother | — | Lithuania |
| 71 | Isiah Fontaine | 53 | Head | Minister | Alabama |
| 72 | Patricia Fontaine | 43 | Wife | — | Alabama |
| 73 | David Ellis | 65 | Head | — | Lithuania |
| 74 | Sarah Ellis THIS PERSON | 52 | Wife | — | Lithuania |
| 75 | Benjamin Ellis | 27 | Son | Postal Clerk | Illinois |
| 76 | Harry Ellis | 23 | Son | Interne | Illinois |
| 77 | Morris Ellis | 19 | Son | — | Illinois |
| 78 | Arthur Ellis | 19 | Son | — | Illinois |
| 79 | Minnie Ellis | 17 | Daughter | — | Illinois |
| 80 | Abraham Ellis | 15 | Son | — | 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)