ES
Eula Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Eula Smith across the 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed) — first a spouse (b.~1900), then head of a 7-person household.
Age 40
b. ~1900
Female
Spouse
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Smith |
| Given Name | Eula |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | MARS HILL |
| 1935 Residence (County) | MARION |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same Place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Mars Hill |
| Est. Birth Year | ~1900 |
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 Eula | Age | Birth yr |
|---|---|---|---|---|
| Otto Smith | Son | — | 16 | ~1924 |
| Charles Smith | Son | — | 4 | ~1936 |
| Eula Smith | Spouse | — | 40 | ~1900 |
| Irma Smith | Daughter | — | 6 | ~1934 |
| Howard Smith | Son | — | 11 | ~1929 |
| Albert Smith | Son | — | 17 | ~1923 |
| Otto Smith | Head | — | 41 | ~1899 |
Census Appearances
1930
Marion, Indiana
Other, age 30
Marion, Indiana · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Eula |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 20 |
| 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
Spouse, age 40
Marion-County, Indiana · implied b. ~1900 — 7 household members
| Surname | Smith |
| Given Name | Eula |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | MARS HILL |
| 1935 Residence (County) | MARION |
| Class of Worker | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same Place |
| 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 Eula Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Eula Smith
Spouse · 1940 · age 40 · b. ~1900 · Indiana
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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 — 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-t0627-01076-00720)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James E. Powers | 23 | Son | Moulder | Indiana |
| 42 | Ivory Jr. Powers | 21 | Son | Attendant | Indiana |
| 43 | Charles W. Powers | 14 | Son | — | Indiana |
| 44 | Harold E. Powers | 8 | Son | — | Indiana |
| 45 | Frank F. Dunham | 32 | Head | Casing Man | Indiana |
| 46 | Irma D. Dunham | 37 | Wife | — | Missouri |
| 47 | Lela Dunham | 19 | Daughter | — | Missouri |
| 48 | Marie Dunham | 17 | Daughter | — | Missouri |
| 49 | Otto B. Smith | 41 | Head | Janitor | Iowa |
| 50 | Eula Smith THIS PERSON | 40 | Wife | — | Indiana |
| 51 | Albert L. Smith | 17 | Son | — | Arkansas |
| 52 | Otto B. Jr. Smith | 16 | Son | — | Indiana |
| 53 | Howard E. Smith | 11 | Son | — | Indiana |
| 54 | Irma L. Smith | 6 | Daughter | — | Indiana |
| 55 | Charles V. Smith | 4 | Son | — | Indiana |
| 56 | Ovia Clark | 42 | Head | Checker | Kentucky |
| 57 | Clara E. Clark | 43 | Wife | — | Kentucky |
| 58 | Paul Clark | 16 | Son | — | Kentucky |
| 59 | Veneta Clark | 14 | Daughter | — | Kentucky |
| 60 | Stewart Clark | 8 | Son | — | Kentucky |
| 61 | Herbert W. Schooley | 47 | Head | Electrician | Kentucky |
| 62 | Martha E. Schooley | 47 | Wife | — | Indiana |
| 63 | Carl D. Saddler | 20 | Head | Casing Man | Kentucky |
| 64 | Lola Saddler | 20 | Wife | — | Kentucky |
| 65 | Sondra R. Saddler | 0 | Daughter | 0 | Indiana |
| 66 | Morris Rayborn | 55 | Head | Laborer | Kentucky |
| 67 | James M. Davis | 37 | Head | Moulder | South Carolina |
| 68 | Mildred I. Davis | 38 | Wife | — | Indiana |
| 69 | Shirley A. Davis | 2 | Daughter | 0 | Indiana |
| 70 | Ida Jones | 69 | Head | — | Indiana |
| 71 | James H. Elliott | 34 | Head | Benchman | Indiana |
| 72 | Ethel Elliott | 38 | Wife | — | Rhode Island |
| 73 | James Elliott | 14 | Son | — | Massachusetts |
| 74 | Melba Elliott | 12 | Daughter | — | Indiana |
| 75 | Annie Elliott | 9 | Daughter | — | Indiana |
| 76 | Joseph Elliott | 8 | Son | — | Indiana |
| 77 | Charles Elliott | 3 | Son | — | Indiana |
| 78 | Frances Elliott | 0 | Daughter | — | Indiana |
| 79 | Noel Calvert | 40 | Head | Repairman | Illinois |
| 80 | Alcie Calvert | 28 | Wife | — | Tennessee |
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)