ED
Ethel Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Ethel Davis across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 4-person household.
Age 52
b. ~1888
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Davis |
| Given Name | Ethel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ethel | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Donaley | Daughter | — | 21 | ~1919 |
| George Davis | Head | — | 53 | ~1887 |
| Eugene Donaley | Other | — | 22 | ~1918 |
| Ethel Davis | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Cook, Illinois
Spouse, age 34
Cook, Illinois · implied b. ~1886 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Ethyl |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Other, age 44
Cook, Illinois · implied b. ~1886 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Ethyl M. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Spouse, age 52
Cook-County, Illinois · implied b. ~1888 — 4 household members
| Surname | Davis |
| Given Name | Ethel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| 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 Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Ethel Davis
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-t0627-00987-00707)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph Fisher | 27 | Head | Sheet Metal Worker | Illinois |
| 2 | Dorothy Fisher | 20 | Wife | — | Illinois |
| 3 | Elaine Fisher | 2 | Daughter | — | Illinois |
| 4 | Dolores Fisher | 0 | Daughter | — | Illinois |
| 5 | August J. Harenz | 40 | Head | Baker | Germany |
| 6 | Alba Harenz | 37 | Wife | — | Illinois |
| 7 | John A. Harenz | 8 | Son | — | Illinois |
| 8 | Arline M. Harenz | 5 | Daughter | — | Illinois |
| 9 | Donald Harenz | 1 | Son | — | Illinois |
| 10 | John Schloederbach | 59 | Head | Chauffeur | Illinois |
| 11 | Pauline Schloederbach | 55 | Wife | — | Illinois |
| 12 | Bernice Schloederbach | 31 | Daughter | Telephone Operator | Illinois |
| 13 | John Schloederbach | 26 | Son | Truck Driver | Illinois |
| 14 | George Schloederbach | 23 | Son | Repairman | Illinois |
| 15 | Loretta Schloederbach | 20 | Daughter | Saleslady | Illinois |
| 16 | Dorothy Schloederbach | 13 | Daughter | — | Illinois |
| 17 | Fred Raskow | 54 | Head | Jobbing Salesman | Germany |
| 18 | Gertrude Raskow | 39 | Wife | — | Illinois |
| 19 | Mildred Raskow | 14 | Daughter | — | Illinois |
| 20 | Laverne Raskow | 12 | Daughter | — | Illinois |
| 21 | Eugene Raskow | 7 | Son | — | Illinois |
| 22 | Thelma Ulsey | 13 | Boarder | — | Illinois |
| 23 | Constance Kovacevich | 4 | Boarder | — | Illinois |
| 24 | Fred Zimowski | 24 | Head | Delivery | Illinois |
| 25 | Grace Zimowski | 24 | Wife | — | Illinois |
| 26 | Fred Jr. Zimowski | 4 | Son | — | Illinois |
| 27 | Juanita Zimowski | 1 | Daughter | — | Illinois |
| 28 | Louis Richards | 27 | Head | Car Repair | Illinois |
| 29 | Ruth Richards | 27 | Wife | — | Illinois |
| 30 | Patricia Richards | 6 | Daughter | — | Illinois |
| 31 | Russell Richards | 5 | Son | — | Illinois |
| 32 | George Davis | 53 | Head | Buyer | Illinois |
| 33 | Ethel Davis THIS PERSON | 52 | Wife | — | Illinois |
| 34 | Elizabeth Donaley | 21 | Daughter | Stenographer | Illinois |
| 35 | Eugene Donaley | 22 | Son-in-law | Advertising Dept | Illinois |
| 36 | Eleanor Munis | 39 | Head | Clerical Production Dept | Illinois |
| 37 | Phyllis Munis | 14 | Daughter | — | Illinois |
| 38 | Hanna Lundin | 79 | Mother | — | Sweden |
| 39 | Arthur Langlois | 32 | Head | Repair | Illinois |
| 40 | Tillie Langlois | 29 | Wife | — | 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)