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Robert Gardner — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Robert Gardner across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents Charles & Clara — first a son (b.~1893), then head of a 3-person household.
Age 47
b. ~1893
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Gardner |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Wayne Twp |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Wayne Twp |
| Est. Birth Year | ~1893 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Charles Gardner | Head | — | 73 | ~1867 |
| Robert Gardner | Son | — | 47 | ~1893 |
| Clara Gardner | Spouse | — | 67 | ~1873 |
Census Appearances
1920
Marion, Indiana
Son, age 26
Marion, Indiana · implied b. ~1894 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gardner |
| Given Name | Robert C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Ohio |
| Occupation | Carpenter |
| Industry | buildings |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Marion, Indiana
Son, age 36
Marion, Indiana · implied b. ~1894 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gardner |
| Given Name | Robert C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Ohio |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | E |
| Can Read/Write | Yes |
| Veteran | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Marion-County, Indiana
Son, age 47
Marion-County, Indiana · implied b. ~1893 — 3 household members
| Surname | Gardner |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Wayne Twp |
| 1935 Residence (County) | Marion |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Robert Gardner across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Gardner (~0.92 confidence) and mother Clara Gardner (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Gardner
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Clara Gardner
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Gardner
Son · 1940 · age 47 · b. ~1893 · 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-t0627-01076-01137)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Cora Jones | 75 | Wife | Housewife | Indiana |
| 2 | Charles A. Gardner | 73 | Head | Carpenter | Wisconsin |
| 3 | Clara O. Gardner | 67 | Wife | Housewife | Ohio |
| 4 | Robert Gardner THIS PERSON | 47 | Son | Farmer | Illinois |
| 5 | Charles Elby | 33 | Head | Burr Machine | Texas |
| 6 | Irene Elby | 26 | Wife | Housewife | Indiana |
| 7 | Vestal Davis | 58 | Head | State Road Clerk | Indiana |
| 8 | Carrie Davis | 56 | Wife | Housewife | Indiana |
| 9 | Elmer Marse | 64 | Head | Farmer | Indiana |
| 10 | Willah Marse | 64 | Wife | Housewife | Illinois |
| 11 | George Rinn | 52 | Head | Farmer | Indiana |
| 12 | Estella Rinn | 45 | Wife | Housewife | Indiana |
| 13 | Leon Rinn | 24 | Son | Salesman | Indiana |
| 14 | Jack Rinn | 21 | Son | Clerk | Indiana |
| 15 | George Rinn | 20 | Son | Timekeeper | Indiana |
| 16 | Bob Rinn | 20 | Son | Clerk | Indiana |
| 17 | Marian Rinn | 18 | Daughter | Stenographer | Indiana |
| 18 | Edith Rinn | 23 | Daughter-in-law | Housekeeper | Indiana |
| 19 | Sarah Sullivan | 50 | Sister-in-law | Housekeeper | Indiana |
| 20 | James Pollard | 30 | Head | Farmer | Kentucky |
| 21 | Dorothy Pollard | 26 | Wife | Housewife | Indiana |
| 22 | John T. Gossett | 52 | Head | Farmer | Indiana |
| 23 | Ruby Gossett | 48 | Wife | Housewife | Indiana |
| 24 | Andrew Noel | 28 | Lodger | Laborer | Indiana |
| 25 | Estill Price | 34 | Head | Farmer | Kentucky |
| 26 | Edith Price | 33 | Wife | Housewife | Indiana |
| 27 | Kathleen Price | 5 | Daughter | — | Indiana |
| 28 | James Price | 4 | Son | — | Indiana |
| 29 | George Carr | 58 | Head | Carpenter | Indiana |
| 30 | Mary Carr | 53 | Wife | Housewife | N. Carolina |
| 31 | Howard Carr | 29 | Son | Machinist | Indiana |
| 32 | Doris Carr | 17 | Daughter | Housewife | Indiana |
| 33 | Edith Rolff | 65 | Head | Housewife | Massachusetts |
| 34 | Fred Brendel | 37 | Head | Coal Dealer | Indiana |
| 35 | Iris Brendel | 31 | Wife | Housewife | Indiana |
| 36 | H. Dale Wilson | 42 | Head | Accountant | Indiana |
| 37 | Paulean Wilson | 42 | Wife | Housewife | Indiana |
| 38 | Ned Wilson | 8 | Son | — | Indiana |
| 39 | Lynda Wilson | 7 | Daughter | — | Indiana |
| 40 | Walter Downer | 52 | Head | Attendant | Indiana |
Pedigree Summary
Robert
Gen 1 · 2 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)