RB
Robert Ball — 1940 US Census Record
Model Tree available1940 United States Federal Census · Seneca-County, Ohio
Our Model Tree links this Robert Ball across the 1920, 1930 and 1940 US Censuses in Seneca-County, Ohio (XGBoost, ~Confirmed), with identified parents Albert & Albert — first a son (b.~1915), then head of a 2-person household.
Age 25
b. ~1915
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Seneca-County, Ohio |
| Surname | Ball |
| Given Name | Robert F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Tiffin |
| 1935 Residence (County) | SENECA |
| Additional Details | |
| Occupation | Servayor |
| Industry | Seneca County |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Servayor |
| Township / Ward | Tiffin |
| Est. Birth Year | ~1915 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Ball | Son | — | 25 | ~1915 |
| Charlotte Ball | Head | — | 67 | ~1873 |
Census Appearances
1920
Seneca, Ohio
Son, age 5
Seneca, Ohio · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ball |
| Given Name | Robert F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Seneca, Ohio
Son, age 15
Seneca, Ohio · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ball |
| Given Name | Robert G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Newsboy |
| Industry | On street |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Seneca-County, Ohio
Son, age 25
Seneca-County, Ohio · implied b. ~1915 — 2 household members
| Surname | Ball |
| Given Name | Robert F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Tiffin |
| 1935 Residence (County) | SENECA |
| Occupation | Servayor |
| Industry | Seneca County |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Ball across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Albert Ball (~0.92 confidence) and father Albert Ball (~0.92 confidence) and mother Charlotte Ball (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Albert Ball
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Albert Ball
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Charlotte Ball
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Ball
Son · 1940 · age 25 · b. ~1915 · Ohio
★ 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 — Seneca-County, Ohio
Open full size
1940 US Federal Census — Seneca-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03145-00460)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Smetzler | 49 | Head | Night Watchman | Wisconsin |
| 2 | Florence Smetzler | 51 | Wife | — | Pennsylvania |
| 3 | Benjamin C Smetzler | 26 | Son | Machinist | Pennsylvania |
| 4 | William Nagle | 23 | Lodger | Labor | No Carolina |
| 5 | Robert Nagle | 20 | Lodger | Draper | No Carolina |
| 6 | Frank Woessner | 63 | Head | Driver | Ohio |
| 7 | Nellie Woessner | 51 | Wife | — | Ohio |
| 8 | George Woessner | 18 | Son | Asst Cook | Ohio |
| 9 | Charlotte Woessner | 17 | Daughter | — | Ohio |
| 10 | Jerry Woessner | 15 | Son | — | Ohio |
| 11 | John Wornement | 60 | Head | Gardner | Ohio |
| 12 | Agnes Wornement | 62 | Wife | — | Ohio |
| 13 | James Wornement | 31 | Son | Station Attendant | Ohio |
| 14 | Richard Thorp | 26 | Head | Asst Manager | Indiana |
| 15 | Regena Thorp | 25 | Wife | — | Indiana |
| 16 | Sandra K Thorp | 2 | Daughter | — | Indiana |
| 17 | Isabell Redfox | 67 | Head | Seamstress | Ohio |
| 18 | Elizabeth Redfox | 62 | Sister | Seamstress | Ohio |
| 19 | Theodore Turney | 38 | Head | Director Of Athletic | Ohio |
| 20 | Earleene Turney | 35 | Wife | — | Ohio |
| 21 | Richard Turney | 10 | Son | — | Ohio |
| 22 | James Turney | 23 | Nephew | — | Ohio |
| 23 | James Welch | 46 | Head | Molding | Ohio |
| 24 | Florine Welch | 39 | Wife | — | Ohio |
| 25 | Archie Welch | 14 | Son | — | Ohio |
| 26 | Electa Black | 73 | Head | — | Ohio |
| 27 | Martha Miller | 76 | Lodger | — | Ohio |
| 28 | Charlotte Ball | 67 | Head | — | Ohio |
| 29 | Robert F Ball THIS PERSON | 25 | Son | Servayor | Ohio |
| 30 | Roscoe Cochran | 48 | Head | Clerk | Ohio |
| 31 | Mary Cochran | 48 | Wife | — | Pennsylvania |
| 32 | Glen Bibbler | 36 | Head | Driver | Ohio |
| 33 | Iva Bibbler | 34 | Wife | — | Ohio |
| 34 | Juanita Bibbler | 17 | Daughter | — | Ohio |
| 35 | Isaac N Bowers | 64 | Head | Labor | Ohio |
| 36 | Elizabeth Bowers | 55 | Wife | — | Ohio |
| 37 | Russell Sr Bennett | 35 | Head | Operator Attendant | Ohio |
| 38 | Reta Bennett | 37 | Wife | — | Ohio |
| 39 | Russell Jr Bennett | 13 | Son | — | Ohio |
| 40 | Richard Bennett | 12 | Son | — | Ohio |
Pedigree Summary
Robert
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)