EM
Ethel Mitchell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Ethel Mitchell across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 7-person household.
Age 15
b. ~1925
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Mitchell |
| Given Name | Ethel Mae |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Industry | 0 |
| Class of Worker | No |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| Est. Birth Year | ~1925 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ethel | Age | Birth yr |
|---|---|---|---|---|
| Edna Mitchell | Daughter | — | 17 | ~1923 |
| Augusta Mitchell | Daughter | — | 23 | ~1917 |
| Theresa Mitchell | Spouse | — | 43 | ~1897 |
| Frank Mitchell | Head | — | 45 | ~1895 |
| Aaron Mitchell | Son | — | 18 | ~1922 |
| James Mitchell | Son | — | 20 | ~1920 |
| Ethel Mitchell | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Cook, Illinois
Daughter, age 5
Cook, Illinois · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mitchell |
| Given Name | Ethel Mae |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 15
Cook-County, Illinois · implied b. ~1925 — 7 household members
| Surname | Mitchell |
| Given Name | Ethel Mae |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Industry | 0 |
| Class of Worker | No |
| Highest Grade | No 8 |
| 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 Ethel Mitchell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ethel Mitchell
Daughter · 1940 · age 15 · b. ~1925 · Illinois
★ You are viewing this record
Sibling
Aaron Mitchell
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mitchell
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edna Mitchell
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Augusta Mitchell
Sibling · 1940 · age 23
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
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-t0627-00962-00409)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alta Marion | 21 | Wife | — | Mississippi |
| 42 | Bettie Scott | 32 | Head | — | Mississippi |
| 43 | Willie Mae Scott | 16 | Daughter | — | Mississippi |
| 44 | Thelma May | 32 | Head | — | Arkansas |
| 45 | Polly Williams | 22 | Roomer | — | Mississippi |
| 46 | Lewis Williams | 3 | R. Son | — | Mississippi |
| 47 | Frank Mitchell | 45 | Head | Labourer | Mississippi |
| 48 | Theresa Mitchell | 43 | Wife | — | Mississippi |
| 49 | Augusta Mitchell | 23 | Daughter | — | Illinois |
| 50 | James Mitchell | 20 | Son | — | Illinois |
| 51 | Aaron Mitchell | 18 | Son | — | Illinois |
| 52 | Edna Mitchell | 17 | Daughter | — | Illinois |
| 53 | Ethel Mae Mitchell THIS PERSON | 15 | Daughter | — | Illinois |
| 54 | Willie Mcclatchen | 40 | Head | — | Mississippi |
| 55 | Willie Henry Mcclatchen | 20 | Son | Laborer | Mississippi |
| 56 | Callie Moss | 28 | Head | Seamstress | Alabama |
| 57 | Adelle Moss | 13 | Daughter | — | Alabama |
| 58 | Sarah Brewster | 44 | Head | — | Tennessee |
| 59 | Charles Brewster | 22 | Son | Inv. Clerk | Tennessee |
| 60 | Mozella Brewster | 18 | Daughter | — | Tennessee |
| 61 | Willie Brewster | 15 | Son | — | Tennessee |
| 62 | Ferris Smith | 41 | Head | Laborer | Tennessee |
| 63 | Beatrice Smith | 38 | Wife | — | Mississippi |
| 64 | Darlene Smith | 10 | Daughter | — | Illinois |
| 65 | Robert Lang | 52 | Head | Laborer | Mississippi |
| 66 | Mamie Lang | 31 | Wife | — | Mississippi |
| 67 | Jennie Betts | 43 | Head | — | Louisiana |
| 68 | J. A. Moore | 41 | Head | Loader | Mississippi |
| 69 | Richard Moore | 21 | Son | — | Mississippi |
| 70 | Theodore Moore | 20 | Son | Laborer | Mississippi |
| 71 | Leona Fortson | 30 | Roomer | — | Mississippi |
| 72 | Lillie Mae Davis | 29 | Head | — | Mississippi |
| 73 | Bessie Harris | 38 | Head | — | Arkansas |
| 74 | Jessie Harris | 10 | Son | — | Illinois |
| 75 | Angeline Harris | 9 | Daughter | — | Illinois |
| 76 | Rosalee Harris | 7 | Daughter | — | Illinois |
| 77 | Juanita Harris | 5 | Daughter | — | Illinois |
| 78 | Eleanora Ellis | 31 | Head | — | Louisiana |
| 79 | George Ellis | 15 | Son | — | Arkansas |
| 80 | Marie Ellis | 12 | Daughter | — | Arkansas |
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)