RB
Robert Ball — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Armstrong-County, Pennsylvania
Our Model Tree links this Robert Ball across the 1930 and 1940 US Censuses in Armstrong-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 11-person household.
Age 10
b. ~1930
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Armstrong-County, Pennsylvania |
| Surname | Ball |
| Given Name | Robert |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Yatesboro |
| 1935 Residence (County) | Armstrong |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Yatesboro |
| Est. Birth Year | ~1930 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Janet Ball | Daughter | — | 8 | ~1932 |
| Richard Ball | Son | — | 19 | ~1921 |
| Beulah Ball | Spouse | — | 37 | ~1903 |
| Margaret Ball | Daughter | — | 6 | ~1934 |
| Winifred Ball | Daughter | — | 13 | ~1927 |
| Richard Ball | Head | — | 39 | ~1901 |
| Marian Ball | Daughter | — | 15 | ~1925 |
| Francis Ball | Daughter | — | 1 | ~1939 |
| Beula Ball | Daughter | — | 21 | ~1919 |
| Robert Ball | Son | — | 10 | ~1930 |
| Beverly Ball | Daughter | — | 3 | ~1937 |
Census Appearances
1930
Armstrong, Pennsylvania
Son, age 1
Armstrong, Pennsylvania · implied b. ~1929 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ball |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Armstrong-County, Pennsylvania
Son, age 10
Armstrong-County, Pennsylvania · implied b. ~1930 — 11 household members
| Surname | Ball |
| Given Name | Robert |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Yatesboro |
| 1935 Residence (County) | Armstrong |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Ball
Son · 1940 · age 10 · b. ~1930 · Pennsylvania
★ You are viewing this record
Sibling
Winifred Ball
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Ball
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Ball
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beverly Ball
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Ball
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marian Ball
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beula Ball
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janet Ball
Sibling · 1940 · age 8
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 — Armstrong-County, Pennsylvania
Open full size
1940 US Federal Census — Armstrong-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03422-00307)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Catharine Gottardi | 27 | wife | — | Pennsylvania |
| 42 | Connie Gottardi | 5 | daughter | — | Pennsylvania |
| 43 | Robert Gottardi | 2 | son | — | Pennsylvania |
| 44 | Raymond Hockenberry | 39 | head | Miner | Pennsylvania |
| 45 | Goldie Hockenberry | 39 | wife | — | Pennsylvania |
| 46 | Harold Hockenberry | 22 | son | Miner | Pennsylvania |
| 47 | Audrey Hockenberry | 20 | daughter | — | Pennsylvania |
| 48 | Dale Hockenberry | 18 | son | — | Pennsylvania |
| 49 | Donald Hockenberry | 14 | son | — | Pennsylvania |
| 50 | William Hockenberry | 10 | son | — | Pennsylvania |
| 51 | Rita Hockenberry | 8 | daughter | — | Pennsylvania |
| 52 | Chester Hockenberry | 4 | son | — | Pennsylvania |
| 53 | Pete A. Gottardi | 39 | head | Principal | Pennsylvania |
| 54 | Elizabeth Gottardi | 35 | wife | — | Pennsylvania |
| 55 | Stephen (Sr) Petri | 37 | head | Miner | Hungary |
| 56 | Lydia Petri | 31 | wife | — | Tennessee |
| 57 | Steve Petri | 3 | son | — | Pennsylvania |
| 58 | Phyllis Petri | 2 | daughter | — | Pennsylvania |
| 59 | Donald Petri | 0 | son | — | Pennsylvania |
| 60 | Frank Frayer | 29 | head | Miner | Pennsylvania |
| 61 | Alberta Frayer | 27 | wife | — | Pennsylvania |
| 62 | Joyce Frayer | 11 | daughter | — | Pennsylvania |
| 63 | Joan Frayer | 10 | daughter | — | Pennsylvania |
| 64 | Ronald Frayer | 6 | son | — | Pennsylvania |
| 65 | Shirley Frayer | 5 | daughter | — | Pennsylvania |
| 66 | Robert Ball | 43 | head | Miner | Pennsylvania |
| 67 | Mae (X) Ball | 47 | wife | — | Pennsylvania |
| 68 | Richard (X) Ball | 39 | head | Miner | Pennsylvania |
| 69 | Beulah Ball | 37 | wife | — | Pennsylvania |
| 70 | Beula Ball | 21 | daughter | — | Pennsylvania |
| 71 | Richard Ball | 19 | son | — | Pennsylvania |
| 72 | Marian Ball | 15 | daughter | — | Pennsylvania |
| 73 | Winifred Ball | 13 | daughter | — | Pennsylvania |
| 74 | Robert Ball THIS PERSON | 10 | son | — | Pennsylvania |
| 75 | Janet Ball | 8 | daughter | — | Pennsylvania |
| 76 | Margaret C. Ball | 6 | daughter | — | Pennsylvania |
| 77 | Beverly Ball | 3 | daughter | — | Pennsylvania |
| 78 | Francis Ball | 1 | daughter | — | Pennsylvania |
| 79 | Eric (X) Lind | 38 | head | Miner | Pennsylvania |
| 80 | Alice Lind | 31 | wife | — | Pennsylvania |
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)