LS
Louis Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Clark-County, Indiana
Our Model Tree links this Louis Smith across the 1930 and 1940 US Censuses in Clark-County, Indiana (XGBoost, ~Confirmed) — first a head (b.~1892), then head of a 12-person household.
Age 48
b. ~1892
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Clark-County, Indiana |
| Surname | Smith |
| Given Name | Louis B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Wood Township |
| 1935 Residence (County) | Clark |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Farmer |
| Township / Ward | Wood Township |
| Est. Birth Year | ~1892 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Louis | Age | Birth yr |
|---|---|---|---|---|
| Edith Smith | Daughter | — | 18 | ~1922 |
| Rita Smith | Daughter | — | 7 | ~1933 |
| Virginia Smith | Daughter | — | 13 | ~1927 |
| Mary Smith | Daughter | — | 11 | ~1929 |
| Marcella Smith | Daughter | — | 21 | ~1919 |
| Louis Smith | Head | — | 48 | ~1892 |
| Ludwig Smith | Son | — | 19 | ~1921 |
| Robert Smith | Son | — | 15 | ~1925 |
| George Smith | Son | — | 6 | ~1934 |
| Louis Smith | Son | — | 10 | ~1930 |
| Callistus Smith | Son | — | 22 | ~1918 |
| Mary Smith | Spouse | — | 45 | ~1895 |
Census Appearances
1930
Clark, Indiana
Head, age 35
Clark, Indiana · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Louis B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 21 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Farmer |
| Industry | Genl Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Clark-County, Indiana
Head, age 48
Clark-County, Indiana · implied b. ~1892 — 12 household members
| Surname | Smith |
| Given Name | Louis B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Wood Township |
| 1935 Residence (County) | Clark |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| 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 Louis Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Louis Smith
Head · 1940 · age 48 · b. ~1892 · 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 — Clark-County, Indiana
Open full size
1940 US Federal Census — Clark-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01031-00890)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Louis B. Smith THIS PERSON | 48 | Head | Farmer | Indiana |
| 2 | Mary B. Smith | 45 | Wife | — | Indiana |
| 3 | Callistus Smith | 22 | Son | Laborer | Indiana |
| 4 | Ludwig Smith | 19 | Son | Laborer | Indiana |
| 5 | Robert Smith | 15 | Son | Laborer | Indiana |
| 6 | Louis Smith | 10 | Son | — | Indiana |
| 7 | George Smith | 6 | Son | — | Indiana |
| 8 | Marcella Smith | 21 | Daughter | Housekeeper | Indiana |
| 9 | Edith Smith | 18 | Daughter | — | Indiana |
| 10 | Virginia Smith | 13 | Daughter | — | Indiana |
| 11 | Mary Smith | 11 | Daughter | — | Indiana |
| 12 | Rita Smith | 7 | Daughter | — | Indiana |
| 13 | John G. Koetter | 76 | Head | — | Indiana |
| 14 | Barbara Koetter | 74 | Wife | — | Indiana |
| 15 | John L. Roffman | 42 | Head | Farmer | Indiana |
| 16 | Grace Roffman | 38 | Wife | — | Indiana |
| 17 | John Jr. Roffman | 12 | Son | — | Indiana |
| 18 | Paul Roffman | 7 | Son | — | Indiana |
| 19 | Doris C. Roffman | 16 | Daughter | — | Indiana |
| 20 | Lillie P. Bell | 63 | Mother-in-law | — | Indiana |
| 21 | John A. Raab | 71 | Head | Farmer | Indiana |
| 22 | Mary E. Raab | 59 | Wife | — | Indiana |
| 23 | Leo Raab | 18 | Son | Laborer | Indiana |
| 24 | Herbert Johnson | 38 | Head | Farmer | Indiana |
| 25 | Mabel Johnson | 31 | Wife | — | Indiana |
| 26 | Norman Johnson | 15 | Son | — | Indiana |
| 27 | Margaret J. Johnson | 5 | Daughter | — | Indiana |
| 28 | Clinton Johnson | 68 | Head | Farmer | Indiana |
| 29 | Laura Johnson | 65 | Wife | — | Kentucky |
| 30 | Russell Johnson | 28 | Son | Laborer | Indiana |
| 31 | Peter Barker | 60 | Head | Farmer | Indiana |
| 32 | Sarah Barker | 55 | Wife | — | Indiana |
| 33 | Lula B. Bell | 70 | Head | Farmer | Indiana |
| 34 | Nelson Bell | 29 | Son | Laborer | Indiana |
| 35 | Charles Zollman | 64 | Head | Farmer | Indiana |
| 36 | Bertha Zollman | 59 | Wife | — | Indiana |
| 37 | Walter V. Kepley | 86 | Asst. | — | Indiana |
| 38 | George Pelikan | 67 | Head | Farmer | Indiana |
| 39 | Frances Pelikan | 67 | Wife | — | Indiana |
| 40 | Irma J. Pelikan | 37 | Daughter | — | Indiana |
Related Census Records
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)