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 1900, 1910, 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Mary & Celia — first a head (b.~1898), then head of a 5-person household.
Age 42
b. ~1898
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Smith |
| Given Name | Ralph S |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Greenwood |
| 1935 Residence (County) | Johnson |
| Additional Details | |
| Occupation | Railway mail clerk |
| Industry | U.S. Mail |
| Class of Worker | GW |
| Hours Worked | 50 |
| Income (1939) | 2300 |
| Highest Grade | C 1 |
| 1935 Residence | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Railway Mail Clerk |
| Township / Ward | Edgewood |
| Est. Birth Year | ~1898 |
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 Ralph | Age | Birth yr |
|---|---|---|---|---|
| Shirley Smith | Daughter | — | 12 | ~1928 |
| Ralph Smith | Head | — | 42 | ~1898 |
| Jerry Smith | Son | — | 7 | ~1933 |
| Donald Smith | Son | — | 11 | ~1929 |
| Violet Smith | Spouse | — | 34 | ~1906 |
Census Appearances
1900
Marion, Indiana
Son, age 2
Marion, Indiana · implied b. ~1898 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Indiana |
| Birth Month | Apr |
| Birth Year | 1898 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1910
Marion, Indiana
Son, age 12
Marion, Indiana · implied b. ~1898 — 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 | 12 |
| 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
Head, age 21
Marion, Indiana · implied b. ~1899 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Electrician |
| Industry | Auto Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Head, age 33
Marion, Indiana · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ralph S |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 25 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Mail Clerk |
| Industry | Rail way |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 40 |
| Radio Set | R |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Head, age 42
Marion-County, Indiana · implied b. ~1898 — 5 household members
| Surname | Smith |
| Given Name | Ralph S |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Greenwood |
| 1935 Residence (County) | Johnson |
| Occupation | Railway mail clerk |
| Industry | U.S. Mail |
| Class of Worker | GW |
| Hours Worked | 50 |
| Income (1939) | 2300 |
| Highest Grade | C 1 |
| 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 5 US Census years (1900, 1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Smith (~0.92 confidence) and mother Celia Smith (~0.92 confidence) and mother Lelia Smith (~0.92 confidence) and father Harry Smith (~0.92 confidence) and mother Mary Smith (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Smith
b. ~1853
Source mother
● Household
· direct · ~0.92
Mother
Celia Smith
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Lelia Smith
b. ~1875
Source mother
● Household
· direct · ~0.92
Father
Harry Smith
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Mary Smith
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Smith
Head · 1940 · age 42 · b. ~1898 · 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-t0627-01075-00719)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ruth E Meyers | 36 | Daughter | Machine Operator | Indiana |
| 42 | Velma T Meyers | 23 | Daughter | Tube Mounter | Indiana |
| 43 | Fred E Jr. Meyers | 19 | Son | New Worker | Indiana |
| 44 | Ralph S Smith THIS PERSON | 42 | Head | Railway Mail Clerk | Indiana |
| 45 | Violet Smith | 34 | Wife | — | Indiana |
| 46 | Shirley A Smith | 12 | Daughter | — | Ohio |
| 47 | Donald L Smith | 11 | Son | — | Indiana |
| 48 | Jerry M Smith | 7 | Son | — | Indiana |
| 49 | Everett W Hayes | 29 | Head | Optical Grinder | Indiana |
| 50 | Eva M Hayes | 27 | Wife | — | Kentucky |
| 51 | David R Hayes | 1 | Son | — | Indiana |
| 52 | George Meyer | 60 | Head | Molder | Indiana |
| 53 | Goldie Meyer | 57 | Wife | — | Indiana |
| 54 | Francis F Meyer | 20 | Son | Shipper | Indiana |
| 55 | Lillie J Meyer | 18 | Daughter | Stenographer | Indiana |
| 56 | Kenneth Meyer | 14 | Son | — | Indiana |
| 57 | Wm Rubly | 64 | Head | Plumbing Merchant | Iowa |
| 58 | Harriett Rubly | 57 | Wife | — | Pennsylvania |
| 59 | Charles W Rubly | 34 | Son | General Manager | New York |
| 60 | Hazel A Rubly | 27 | Daughter | Typist | New York |
| 61 | John J Rubly | 25 | Son | Salesman | New York |
| 62 | Raymond Rubly | 16 | Son | — | Indiana |
| 63 | Walter C Rothermal | 38 | Head | Chief Examiner U.S. Treasure | Indiana |
| 64 | Lucile Rothermal | 33 | Wife | — | Indiana |
| 65 | Robert Rothermal | 10 | Son | — | Indiana |
| 66 | Walter C Jr Rothermal | 7 | Son | — | Indiana |
| 67 | David Rothermal | 3 | Son | — | Indiana |
| 68 | Ishmael Young | 51 | Head | Library Clerk | Indiana |
| 69 | Eithel Young | 51 | Wife | — | Indiana |
| 70 | Robert W Young | 27 | Son | Shoe Clerk | Indiana |
| 71 | Martha J Young | 19 | Daughter | New Worker | Indiana |
| 72 | Marie A Young | 17 | Daughter | New Worker | Indiana |
| 73 | Ishmael Jr Young | 13 | Son | — | Indiana |
| 74 | Yvonne Young | 11 | Daughter | — | Mississippi |
| 75 | Yvette Young | 11 | Daughter | — | Mississippi |
| 76 | Cozat Sharon Young | 2 | Granddaughter | — | Indiana |
| 77 | Richard Fries | 43 | Head | Embosser | Indiana |
| 78 | Agnes F Fries | 40 | Wife | Clarical | Mississippi |
| 79 | Schantz Dotty Fries | 17 | Lodger | — | Indiana |
| 80 | Leroy E Fligel | 36 | Head | Clerk Accountant | Indiana |
Pedigree Summary
Ralph
Gen 1 · 5 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)