OD
Oscar Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Oscar Davis across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents William & William — first a head (b.~1913), then head of a 5-person household.
Age 27
b. ~1913
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Davis |
| Given Name | Oscar H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Printing Foreman |
| Industry | Box Mfture |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 3000 |
| Highest Grade | H 2 |
| 1935 Residence | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Printing Foreman |
| Township / Ward | Edgewood |
| Est. Birth Year | ~1913 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Oscar | Age | Birth yr |
|---|---|---|---|---|
| Betty Davis | Daughter | — | 5 | ~1935 |
| Lois Davis | Spouse | — | 24 | ~1916 |
| Harold Davis | Son | — | 3 | ~1937 |
| Larry Davis | Son | — | 2 | ~1938 |
| Oscar Davis | Head | — | 27 | ~1913 |
Census Appearances
1920
Marion, Indiana
Son, age 7
Marion, Indiana · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Son, age 17
Marion, Indiana · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Oscar H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Printer |
| Industry | Printing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Head, age 27
Marion-County, Indiana · implied b. ~1913 — 5 household members
| Surname | Davis |
| Given Name | Oscar H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Occupation | Printing Foreman |
| Industry | Box Mfture |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 3000 |
| Highest Grade | H 2 |
| 1935 Residence | Indiana |
| 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 Oscar Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Davis (~0.92 confidence) and father William Davis (~0.92 confidence) and mother Rosetta Davis (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Davis
b. ~1886
Source father
● Household
· direct · ~0.92
Father
William Davis
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Rosetta Davis
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Oscar Davis
Head · 1940 · age 27 · b. ~1913 · Indiana
★ 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 — 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-t0627-01075-00733)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James W Flickinger | 10 | Son | — | Indiana |
| 42 | Betty J Flickinger | 6 | Daughter | — | Indiana |
| 43 | Oscar P Franke | 54 | Head | Carpenter | Indiana |
| 44 | Bessie G Franke | 54 | Wife | Power Machine | Indiana |
| 45 | Will F Smith | 43 | Head | Meatcutter | Illinois |
| 46 | Hester A Smith | 42 | Wife | — | Illinois |
| 47 | Carl E Smith | 17 | Son | — | Illinois |
| 48 | Ronald Smith | 5 | Son | — | Indiana |
| 49 | Oscar H Davis THIS PERSON | 27 | Head | Printing Foreman | Indiana |
| 50 | Lois G Davis | 24 | Wife | — | Kentucky |
| 51 | Betty A Davis | 5 | Daughter | — | Indiana |
| 52 | Harold W Davis | 3 | Son | — | Indiana |
| 53 | Larry G Davis | 2 | Son | — | Indiana |
| 54 | Forrest D Watkins | 36 | Head | Salesman | Indiana |
| 55 | Ruth Watkins | 32 | Wife | — | Indiana |
| 56 | Cloretta E Watkins | 7 | Daughter | — | Indiana |
| 57 | Shirley Rae Watkins | 6 | Daughter | — | Indiana |
| 58 | Ameda M Watkins | 4 | Daughter | — | Indiana |
| 59 | Sarah Bulgrove | 76 | Head | — | Indiana |
| 60 | Arthur L Stout | 39 | Head | Substation Operator | Indiana |
| 61 | Glendora Stout | 34 | Wife | — | Indiana |
| 62 | Flora Stout | 16 | Daughter | — | Indiana |
| 63 | Marie Stout | 14 | Daughter | — | Indiana |
| 64 | Jerry L Richards | 47 | Head | Section Hand | Indiana |
| 65 | Eva E Richards | 34 | Wife | — | Indiana |
| 66 | Clarence L Richards | 16 | Son | — | Indiana |
| 67 | Margaret D Richards | 13 | Daughter | — | Indiana |
| 68 | Betty C Richards | 11 | Daughter | — | Indiana |
| 69 | Glen D Supple | 33 | Head | Foreman | Indiana |
| 70 | Florence Supple | 36 | Wife | Finisher | Indiana |
| 71 | Charles W Supple | 20 | Son | Shipper | Indiana |
| 72 | Maxine B Supple | 17 | Daughter | — | Indiana |
| 73 | Richard E Supple | 13 | Son | — | Indiana |
| 74 | Robert L Supple | 10 | Son | — | Indiana |
| 75 | Alice Huff | 70 | Lodger | — | Indiana |
| 76 | Fred G Reeves | 45 | Head | Salesman | Indiana |
| 77 | Elsie Reeves | 44 | Wife | — | Indiana |
| 78 | Norma M Reeves | 18 | Daughter | — | Indiana |
| 79 | Shirley J Reeves | 12 | Daughter | — | Indiana |
| 80 | Charles Engle | 31 | Head | Upholster | Indiana |
Pedigree Summary
Oscar
Gen 1 · 3 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)