JR
Joseph Ross — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marshall-County, Indiana
Our Model Tree links this Joseph Ross across the 1920, 1930 and 1940 US Censuses in Marshall-County, Indiana (XGBoost, ~Confirmed), with identified parents Julia & Lillie — first a son (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marshall-County, Indiana |
| Surname | Ross |
| Given Name | Joseph T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Polk |
| 1935 Residence (County) | Marshall |
| Additional Details | |
| Occupation | Truck driver |
| Industry | Milk Industry |
| Class of Worker | OA |
| Hours Worked | 90 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Truck Driver |
| Township / Ward | Polk |
| Est. Birth Year | ~1919 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Joseph Ross | Son | — | 21 | ~1919 |
| Guy Ross | Head | — | 59 | ~1881 |
| Harley Ross | Son | — | 29 | ~1911 |
Census Appearances
1920
Marshall, Indiana
Son, age 1
Marshall, Indiana · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | Joseph T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marshall, Indiana
Son, age 11
Marshall, Indiana · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | Joseph T |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marshall-County, Indiana
Son, age 21
Marshall-County, Indiana · implied b. ~1919 — 3 household members
| Surname | Ross |
| Given Name | Joseph T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Polk |
| 1935 Residence (County) | Marshall |
| Occupation | Truck driver |
| Industry | Milk Industry |
| Class of Worker | OA |
| Hours Worked | 90 |
| Highest Grade | H-2 |
| 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 Joseph Ross across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Julia Ross (~0.92 confidence) and mother Lillie Ross (~0.92 confidence) and father Guy Ross (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Julia Ross
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Lillie Ross
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
Guy Ross
b. ~1881
Source father
● Household
· direct · ~0.92
This person
Anchor record
Joseph Ross
Son · 1940 · age 21 · b. ~1919 · Indiana
★ You are viewing this record
Sibling
Harley Ross
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Marshall-County, Indiana
Open full size
1940 US Federal Census — Marshall-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01077-00491)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Isaac L. Ritzman | 61 | Head | Farmer | Indiana |
| 42 | J. Verne Rulot | 58 | Head | Farmer | Indiana |
| 43 | Bertha Rulot | 55 | Wife | — | Indiana |
| 44 | Frederick D. Smith | 47 | Head | Farmer | Connecticut |
| 45 | Eva M. Smith | 42 | Wife | — | Indiana |
| 46 | Earl F. Smith | 16 | Son | Laborer | Connecticut |
| 47 | Violet B. Smith | 14 | Daughter | — | Connecticut |
| 48 | Beatrice M. Smith | 12 | Daughter | — | Connecticut |
| 49 | Virginia R. Smith | 8 | Daughter | — | Connecticut |
| 50 | John R. Smith | 3 | Son | — | Connecticut |
| 51 | Richard Lee Smith | 1 | Son | — | Indiana |
| 52 | Frank O. Vallery | 55 | Head | Laborer | Indiana |
| 53 | Margery Vallery | 54 | Wife | — | Indiana |
| 54 | Lelah Vallery | 19 | Daughter | — | Indiana |
| 55 | Dorothy Vallery | 16 | Daughter | — | Indiana |
| 56 | Guy Ross | 59 | Head | Farmer | Indiana |
| 57 | Harley G. Ross | 29 | Son | Farmer | Indiana |
| 58 | Joseph T. Ross THIS PERSON | 21 | Son | Truck Driver | Indiana |
| 59 | Albert F. Burke | 71 | Head | Farmer | Indiana |
| 60 | Lydia May Burke | 63 | Wife | — | Indiana |
| 61 | George A. Matz | 50 | Head | Farmer | Indiana |
| 62 | Dottie A. Matz | 48 | Wife | — | Indiana |
| 63 | George Leroy Matz | 16 | Son | — | Indiana |
| 64 | Pauline L. Matz | 13 | Daughter | — | Indiana |
| 65 | Esra D. Lemert | 72 | Head | — | Indiana |
| 66 | Carol M. Vance | 24 | Granddaughter | — | Indiana |
| 67 | Michael P. Vance | 28 | Son in law | Barber | Indiana |
| 68 | Millard C. Lemert | 41 | Head | Farmer | Indiana |
| 69 | Grace B. Lemert | 36 | Wife | — | Indiana |
| 70 | La Cuna C. Lemert | 15 | Daughter | — | Indiana |
| 71 | Charles D. Lemert | 14 | Son | — | Indiana |
| 72 | La Verne C. Lemert | 12 | Daughter | — | Indiana |
| 73 | Joseph Bowers | 69 | Head | Log Cutter | Indiana |
| 74 | Samuel A. Bowers | 39 | Son | Log Cutter | Indiana |
| 75 | Mary D. Maxson | 35 | Daughter | — | Indiana |
| 76 | Murl L. Maxson | 37 | Son in law | Section Hand | Indiana |
| 77 | R. Dale Maxson | 15 | Grandson | — | Indiana |
| 78 | Dean R. Maxson | 9 | Grandson | — | Indiana |
| 79 | Dalton Ringle | 39 | Head | Trimmer | Indiana |
| 80 | Elaine Ringle | 39 | Wife | — | Indiana |
Pedigree Summary
Joseph + 1 sibling
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)