ED
Emma Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Emma Davis across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Fred & Anna — first a spouse (b.~1895), then head of a 7-person household.
Age 45
b. ~1895
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Davis |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| Est. Birth Year | ~1895 |
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 Emma | Age | Birth yr |
|---|---|---|---|---|
| Catherine Davis | Daughter | — | 17 | ~1923 |
| Helen Davis | Daughter | — | 20 | ~1920 |
| John Davis | Head | — | 45 | ~1895 |
| Anna Lennartson | Other | — | 67 | ~1873 |
| John Davis | Son | — | 22 | ~1918 |
| Donald Davis | Son | — | 19 | ~1921 |
| Emma Davis | Spouse | — | 45 | ~1895 |
Census Appearances
1920
Cook, Illinois
Daughter, age 25
Cook, Illinois · implied b. ~1895 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Emma |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Spouse, age 36
Cook, Illinois · implied b. ~1894 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 22 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Spouse, age 45
Cook-County, Illinois · implied b. ~1895 — 7 household members
| Surname | Davis |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Class of Worker | 0 |
| Hours Worked | 0 |
| 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 Emma Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Fred Leaman (~0.92 confidence) and mother Anna Leaman (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Fred Leaman
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Anna Leaman
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Emma Davis
Spouse · 1940 · age 45 · b. ~1895 · 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-t0627-00979-00450)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Clifford Maulsby | 32 | — | Clerk | Missouri |
| 42 | Ube D Mayer | 78 | Head | — | Lithuania |
| 43 | Anna Mayer | 68 | Wife | — | Russia |
| 44 | Leonard Mayer | 30 | Son | Deputy Ct Clerk | Illinois |
| 45 | Alvin D Sandstedt | 40 | Head | Postal Clerk | Nebraska |
| 46 | Hertha Sandstedt | 42 | Wife | — | Germany |
| 47 | Abe Goldberg | 43 | Head | Tailor | Russia |
| 48 | Hussain D Goldberg | 34 | Wife | — | Poland |
| 49 | Harold Goldberg | 17 | Son | — | Illinois |
| 50 | Sharon Goldberg | 11 | Daughter | — | Illinois |
| 51 | Leo S. Cohen | 41 | Head | Copy Writer | Illinois |
| 52 | Samuel J. Cohen | 70 | Father | — | Poland |
| 53 | Hannie Cohen | 67 | Mother | — | Lithuania |
| 54 | Elizabeth Tyler | 50 | Head | Seamstress | Illinois |
| 55 | Patrick V Deegan | 70 | Lodger | — | Illinois |
| 56 | Rubin D Irwin | 54 | Head | Carpenter Contractor | Russia |
| 57 | Ida Irwin | 50 | Wife | — | Russia |
| 58 | Cora Irwin | 19 | Daughter | Stenographer | Illinois |
| 59 | Esther Irwin | 16 | Daughter | — | Illinois |
| 60 | Samuel Irwin | 10 | Son | — | Illinois |
| 61 | John A Davis | 45 | Head | Policeman | Iowa |
| 62 | Emma Davis THIS PERSON | 45 | Wife | — | Illinois |
| 63 | John Davis | 22 | Son | Shipping Clerk | Illinois |
| 64 | Helen Davis | 20 | Daughter | Bookkeeper | Illinois |
| 65 | Donald Davis | 19 | Son | Laborer | Illinois |
| 66 | Catherine Davis | 17 | Daughter | — | Illinois |
| 67 | Anna Lennartson | 67 | Mother-in-law | — | Sweden |
| 68 | George Koutoulas | 52 | Head | Machine Mech. | Greece |
| 69 | Theresa Koutoulas | 47 | Wife | — | Greece |
| 70 | Peter Koutoulas | 25 | Son | Salesman | Illinois |
| 71 | Nicholas Koutoulas | 23 | Son | — | Illinois |
| 72 | Ruth Koutoulas | 22 | Daughter | — | Illinois |
| 73 | Ruby Koutoulas | 21 | Daughter | — | Illinois |
| 74 | James Koutoulas | 20 | Son | Delivery | Illinois |
| 75 | John Kryzanoski | 66 | Head | — | Italy |
| 76 | Frank Pollack | 53 | Son-in-law | Bartender | Italy |
| 77 | Charlotte Pollack | 49 | Daughter | — | Illinois |
| 78 | Anita Pollack | 22 | Granddaughter | Stenographer | Illinois |
| 79 | Mario Pollack | 19 | Grandson | Waiter | Illinois |
| 80 | Frank Pollack | 17 | Grandson | — | Illinois |
Pedigree Summary
Emma
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)