RS
Ralph Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Ralph Smith across the 1910, 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Ira & John — first a head (b.~1902), then head of a 4-person household.
Age 38
b. ~1902
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Smith |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Marion |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Manager |
| Industry | Shoes |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 1600 |
| Highest Grade | No 11 |
| 1935 Residence | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Manager |
| Township / Ward | Indianapolis |
| Est. Birth Year | ~1902 |
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 Ralph | Age | Birth yr |
|---|---|---|---|---|
| Shirley Smith | Daughter | — | 12 | ~1928 |
| Phyllis Smith | Daughter | — | 9 | ~1931 |
| Ralph Smith | Head | — | 38 | ~1902 |
| Hellen Smith | Spouse | — | 34 | ~1906 |
Census Appearances
1910
Marion, Indiana
Son, age 8
Marion, Indiana · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1920
Marion, Indiana
Son, age 18
Marion, Indiana · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Battery Man |
| Industry | Battery Storage |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Other, age 28
Marion, Indiana · implied b. ~1902 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ralph F |
| Relationship to Head | Brother-in-law |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 23 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Agent |
| Industry | Life Insurance |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Head, age 38
Marion-County, Indiana · implied b. ~1902 — 4 household members
| Surname | Smith |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Marion |
| 1935 Residence (County) | Marion |
| Occupation | Manager |
| Industry | Shoes |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 1600 |
| Highest Grade | No 11 |
| 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 Ralph Smith across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Ira Smith (~0.92 confidence) and father John Smith (~0.92 confidence) and mother Phyllis Smith (~0.92 confidence) and mother Nancy Smith (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Ira Smith
b. ~1875
Source father
● Household
· direct · ~0.92
Father
John Smith
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Phyllis Smith
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Nancy Smith
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Smith
Head · 1940 · age 38 · b. ~1902 · 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
39 people indexed on this census page (nara:1940:m-t0627-01124-00554)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harvey Miller | 63 | Head | Carpenter | Indiana |
| 42 | Dorothy Miller | 60 | Wife | — | Indiana |
| 43 | Charles E. Miller | 22 | Son | Postal Clerk | Indiana |
| 44 | Robert D. Miller | 17 | Son | — | Indiana |
| 45 | William Antrim | 55 | Head | Machinist | Indiana |
| 46 | Anna Antrim | 55 | Wife | — | Indiana |
| 47 | Martha Craft | 84 | Mother-in-law | — | Indiana |
| 48 | Myron S. Myers | 50 | Head | Mechanic | Indiana |
| 49 | Eva Myers | 51 | Wife | — | Indiana |
| 50 | Earl Myers | 28 | Son | Mechanic | Indiana |
| 51 | John Kimbrough | 28 | Head | Designer | Kentucky |
| 52 | Martha Kimbrough | 33 | Wife | — | Carolina N. |
| 53 | Lou Anna Kimbrough | 4 | Daughter | — | Indiana |
| 54 | Niels Moller | 38 | Head | Estimator | Indiana |
| 55 | Mabel A. Moller | 30 | Wife | — | Indiana |
| 56 | Nancy Ann Moller | 4 | Daughter | — | Indiana |
| 57 | Jessie Jett | 55 | Head | Elevator Operator | Indiana |
| 58 | Daniel Danforth | 28 | Roomer | Salesman | Indiana |
| 59 | Emma Danforth | 16 | Daughter | — | Indiana |
| 60 | Chester L. Randall | 65 | Head | Janitor | Ohio |
| 61 | Jennie Randall | 60 | Wife | — | Ohio |
| 62 | Billie Snyder | 13 | Grandson | — | Indiana |
| 63 | Edgar J. Wiegele | 44 | Head | Toolmaker | Ohio |
| 64 | Ruth Wiegele | 43 | Wife | — | Indiana |
| 65 | Jack Wiegele | 13 | Son | — | Indiana |
| 66 | Ada Krueger | 63 | Mother-in-law | — | Indiana |
| 67 | Ralph Smith THIS PERSON | 38 | Head | Manager | Indiana |
| 68 | Hellen Smith | 34 | Wife | — | Indiana |
| 69 | Shirley Lee Smith | 12 | Daughter | — | Indiana |
| 70 | Phyllis Smith | 9 | Daughter | — | Indiana |
| 72 | William Beasley | 52 | Head | Steam Engineer | Kentucky |
| 73 | Helen Beasley | 44 | Wife | — | Indiana |
| 74 | William G. Beasley | 18 | Son | Apprentice Tool + Die | Indiana |
| 75 | Albert Rowe | 51 | Head | Superintendent | Ohio |
| 76 | Nellie Rowe | 52 | Wife | — | Indiana |
| 77 | Violet Rowe | 26 | Daughter | Tabulating Operator | Indiana |
| 78 | Frank Rowe | 82 | Father | — | Ohio |
| 79 | George Rowe | 42 | Brother | Salesman | Ohio |
| 80 | Frances Rowe | 28 | Sister | Typist | Ohio |
Pedigree Summary
Ralph
Gen 1 · 4 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)