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Lucille Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Lucille Davis across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Robert & Emma — first a daughter (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Davis |
| Given Name | Lucille |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Ely Lilly Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Stenographer |
| Township / Ward | Indianapolis |
| Est. Birth Year | ~1917 |
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 Lucille | Age | Birth yr |
|---|---|---|---|---|
| Eileen Davis | Daughter | — | 24 | ~1916 |
| Virginia Pruitt | Other | — | 23 | ~1917 |
| Lucille Davis | Daughter | — | 23 | ~1917 |
| Emma Davis | Head | — | 56 | ~1884 |
Census Appearances
1920
Marion, Indiana
Other, age 3
Marion, Indiana · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Lucile |
| Relationship to Head | Dau. |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read | No |
| Can Write | No |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
Daughter, age 13
Marion, Indiana · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Lucile |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Daughter, age 23
Marion-County, Indiana · implied b. ~1917 — 4 household members
| Surname | Davis |
| Given Name | Lucille |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Occupation | Stenographer |
| Industry | Ely Lilly Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Lucille Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert Davis (~0.92 confidence) and mother Emma Davis (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Davis
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Emma Davis
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lucille Davis
Daughter · 1940 · age 23 · b. ~1917 · Indiana
★ You are viewing this record
Sibling
Eileen Davis
Sibling · 1940 · age 24
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 — Marion-County, Indiana
Open full size
1940 US Federal Census — Marion-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01128-00963)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jack Greig | 35 | Head | Publicist, Director | Indiana |
| 2 | Dorothy Greig | 32 | Wife | — | Indiana |
| 3 | Donna Greig | 9 | Daughter | — | Ohio |
| 4 | Jacqueline Greig | 7 | Daughter | — | Indiana |
| 5 | George Holman | 31 | Head | Salesman | Indiana |
| 6 | Catherine Holman | 27 | Wife | — | Indiana |
| 7 | Barbara Holman | 8 | Daughter | — | Indiana |
| 8 | Palmer Staut | 65 | Head | Carpenter | Indiana |
| 9 | Nellie Staut | 63 | Wife | Seamstress | Indiana |
| 10 | Burnell Roberts | 30 | Head | Box Maker | Indiana |
| 11 | Mary Jane Roberts | 24 | Wife | Salad Cook | Indiana |
| 12 | Richard Roberts | 5 | Son | — | Indiana |
| 13 | Mary H Roberts | 3 | Daughter | — | Indiana |
| 14 | Glen Bowman | 22 | Head | Labor | Indiana |
| 15 | Mildred Bowman | 21 | Wife | — | Indiana |
| 16 | Chester King | 35 | Head | President | Indiana |
| 17 | Lillian King | 31 | Wife | Packer | Indiana |
| 18 | Dewey King | 16 | Son | — | Michigan |
| 19 | Gordon King | 9 | Son | — | Michigan |
| 20 | Lula Barbee | 75 | Mother-in-law | — | Indiana |
| 21 | Kate Knight | 61 | Head | — | Indiana |
| 22 | Walter Knight | 30 | Son | Machine Operator | Missouri |
| 23 | Mary Lawrence | 38 | Head | Supervisor | New York |
| 24 | Rosie Lawrence | 18 | Daughter | — | Kentucky |
| 25 | Charles Lawrence | 16 | Son | — | Indiana |
| 26 | Emma Davis | 56 | Head | — | Indiana |
| 27 | Eileen Davis | 24 | Daughter | Stenographer | Indiana |
| 28 | Lucille Davis THIS PERSON | 23 | Daughter | Stenographer | Indiana |
| 29 | Virginia Pruitt | 23 | Lodger | Filing Clerk | Indiana |
| 30 | Ed Bostin | 60 | Head | Painter | Kentucky |
| 31 | May Bostin | 53 | Wife | — | Indiana |
| 32 | Marcella Bostin | 23 | Daughter | Stenographer | Indiana |
| 33 | George Bostin | 18 | Son | — | Indiana |
| 34 | Betty Bostin | 13 | Daughter | — | Indiana |
| 35 | Virgil Clark | 46 | Head | Carpenter | Indiana |
| 36 | Mary T Clark | 44 | Wife | — | Indiana |
| 37 | Mary Luella Clark | 24 | Daughter | Stenographer | Indiana |
| 38 | Ray Markley | 31 | Head | Press Operator | Indiana |
| 39 | Alberta Markley | 26 | Wife | — | Indiana |
| 40 | Billy Markley | 11 | Son | — | Indiana |
Related Census Records
Pedigree Summary
Lucille + 1 sibling
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)