RS
Roy Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Roy Smith across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Wheeler & Srepta — first a head (b.~1913), then head of a 4-person household.
Age 27
b. ~1913
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Smith |
| Given Name | Roy 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 | Cafe Operator |
| Industry | Own Cafe |
| Class of Worker | OA |
| Hours Worked | 80 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Cafe Operator |
| Township / Ward | Indianapolis |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Roy | Age | Birth yr |
|---|---|---|---|---|
| Mary Smith | Daughter | — | 1 | ~1939 |
| Roy Smith | Head | — | 27 | ~1913 |
| Robert Smith | Other | — | 24 | ~1916 |
| Margaret Smith | Spouse | — | 23 | ~1917 |
Census Appearances
1920
Marion, Indiana
Son, age 7
Marion, Indiana · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ray |
| 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 |
Son, age 17
Marion, Indiana · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ray |
| 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 | Laborer |
| Industry | Box Factory |
| 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 — 4 household members
| Surname | Smith |
| Given Name | Roy 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 | Cafe Operator |
| Industry | Own Cafe |
| Class of Worker | OA |
| Hours Worked | 80 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 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 Roy Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Wheeler Smith (~0.92 confidence) and mother Srepta Smith (~0.92 confidence) and mother Gerepth Smith (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Wheeler Smith
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Srepta Smith
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Gerepth Smith
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Roy Smith
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-t0627-01125-00540)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Donald D Evans | 27 | Head | Steel Worker | Indiana |
| 2 | June M Evans | 20 | Wife | — | Indiana |
| 3 | Hoyt Evans | 31 | Brother | Steel Worker | Indiana |
| 4 | Roy H Smith THIS PERSON | 27 | Head | Cafe Operator | Indiana |
| 5 | Margaret G Smith | 23 | Wife | — | Indiana |
| 6 | Mary E Smith | 1 | Daughter | — | Indiana |
| 7 | Robert D Smith | 24 | Lodger | Counter Man | S. Carolina |
| 8 | James L Harris | 21 | Head | Steel Worker | Indiana |
| 9 | Lester H Harris | 25 | Brother | Steel Worker | Indiana |
| 10 | Frank E Alfrey | 35 | Head | Retail Bakery | Indiana |
| 11 | Clarence Thibault | 30 | Partner | Salesman | Louisiana |
| 12 | Margaret Freeman | 62 | Head | Book Salesman | Ohio |
| 13 | Richard E Miller | 29 | Head | Messenger Boy | Indiana |
| 14 | Phillip Miller | 28 | Brother | Apprentice Brewer | Indiana |
| 15 | Dean S Barrith | 41 | Head | Book Salesman | Indiana |
| 16 | Ada May Barrith | 26 | Wife | — | Indiana |
| 17 | Ethel Gray | 56 | Head | Elev. Oper. | Indiana |
| 18 | Paul Edward Davis | 24 | Head | Cab Driver | Indiana |
| 19 | Rubie Marie Davis | 22 | Wife | Waitress | Indiana |
| 20 | Orey Rankin | 57 | Head | Vulcanyier | Indiana |
| 21 | Katharina Rankin | 50 | Wife | — | Indiana |
| 22 | Clarence Bush | 54 | Lodger | Carpenter | Indiana |
| 23 | Earl Jackson | 28 | Lodger | Cab Driver | Indiana |
| 24 | Charles Wright | 43 | Lodger | Roomman | Indiana |
| 25 | Louis Funk | 33 | Lodger | Salesman | Indiana |
| 26 | James Otto Fanke | 44 | Lodger | Woodcarver | Indiana |
| 27 | Robert Clotz | 23 | Lodger | — | Wisconsin |
| 28 | Carole Houde | 22 | Lodger | — | Illinois |
| 29 | John Reynolds | 43 | Lodger | Hotel Clerk | Indiana |
| 30 | Joseph Shipman | 58 | Lodger | Tailor | Michigan |
| 31 | James S Smith | 44 | Head | Buffer | Indiana |
| 32 | Marie Smith | 24 | Wife | — | Indiana |
| 33 | Ray Lois Harmon | 31 | Head | Iron Tabor | Indiana |
| 34 | Ola Louise Harmon | 20 | Wife | — | Arkansas |
| 35 | George Edward Harmon | 3 | Son | — | Indiana |
| 36 | Elouise Rae Harmon | 1 | Daughter | — | Indiana |
| 37 | Wesley Russell | 21 | Head | Sander | Indiana |
| 38 | Agnes M Russell | 18 | Wife | — | Indiana |
| 39 | John Eugene Russell | 2 | Son | — | Indiana |
| 40 | Clarence H Russell | 0 | Son | — | Indiana |
Related Census Records
Pedigree Summary
Roy
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)