JB
John Ballard — 1930 US Census Record
Model Tree available1930 United States Federal Census · Portage, Ohio
Our Model Tree links this John Ballard across the 1920, 1930 and 1940 US Censuses in Portage, Ohio (XGBoost, ~Confirmed), with identified parents R & Robert — first a son (b.~1904), then head of a 5-person household.
Age 26
b. ~1904
Male
Son
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Portage, Ohio |
| Surname | Ballard |
| Given Name | John R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Occupation | Laborer |
| Industry | Flower farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Laborer |
| Township / Ward | Charlestown Township |
| Est. Birth Year | ~1904 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| May Ballard | Other | — | 53 | ~1877 |
| Helen Ballard | Daughter | — | 13 | ~1917 |
| Robert Ballard | Head | — | 60 | ~1870 |
| John Ballard | Son | — | 26 | ~1904 |
| Robert Ballard | Son | — | 22 | ~1908 |
Census Appearances
1920
Portage, Ohio
Son, age 16
Portage, Ohio · implied b. ~1904 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bellard |
| Given Name | John K. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Portage, Ohio
Son, age 26
Portage, Ohio · implied b. ~1904 — 5 household members
| Surname | Ballard |
| Given Name | John R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Laborer |
| Industry | Flower farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Portage-County, Ohio
Son, age 36
Portage-County, Ohio · implied b. ~1904 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Billard |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Charlestown |
| 1935 Residence (County) | Portage |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 56 |
| Income (1939) | 0 |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| 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 John Ballard across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father R Bellard (~0.92 confidence) and father Robert Ballard (~0.92 confidence) and mother Anna Bellard (~0.92 confidence) and mother Ina Billard (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
R Bellard
b. ~1870
Source father
● Household
· direct · ~0.92
Father
Robert Ballard
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Anna Bellard
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Ina Billard
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Ballard
Son · 1930 · age 26 · b. ~1904 · Ohio
★ You are viewing this record
Sibling
Robert Ballard
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Ballard
Sibling · 1930 · age 13
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
1930 US Federal Census — Portage, Ohio
Open full size
1930 US Federal Census — Portage, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1861:0846)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | James R. Downer | 51 | Head | Carpenter | Pennsylvania |
| 52 | Rozella S. Downer | 52 | Wife-H | — | Pennsylvania |
| 53 | Kenneth R. Downer | 24 | Brother | Carpenter | Pennsylvania |
| 54 | Arthur D. Bishop | 74 | Head | Farmer | Ohio |
| 55 | Bruce A. Crone | 23 | Head | Catcher | Pennsylvania |
| 56 | Georgia C. Crone | 24 | Wife-H | — | Ohio |
| 57 | Ethel I. Crone | 3 | Daughter | — | Ohio |
| 58 | Glenn D. Booth | 27 | Head | Teamster | Ohio |
| 59 | Hollis E. Valentine | 45 | Head | Farmer | Indiana |
| 60 | Marguerite S. Valentine | 44 | Wife-H | — | Indiana |
| 61 | Arline B. Valentine | 7 | Daughter | — | Ohio |
| 62 | George E. Johnson | 45 | Head | Farmer | Ohio |
| 63 | Anna C. Johnson | 47 | Wife-H | — | Germany |
| 64 | Walter S. Johnson | 17 | Son | — | Ohio |
| 65 | Norman F. Johnson | 5 | Son | — | Ohio |
| 66 | Michael Richards | 66 | Head | Farmer | Ohio |
| 67 | Harriet H. Richards | 66 | Wife-H | — | Ohio |
| 68 | Helen R. Asche | 24 | Daughter | — | Ohio |
| 69 | Louise E. Asche | 5 | G-daughter | — | Ohio |
| 70 | Theodore E. Asche | 2 | G-son | — | Ohio |
| 71 | Norman M. Asche | 0 | G-son | — | Ohio |
| 72 | William D. Richards | 38 | Head | Farmer | Ohio |
| 73 | Pearl D. Richards | 34 | Wife-H | — | Ohio |
| 74 | Walter W. Richards | 15 | Son | — | Ohio |
| 75 | Kenneth C. Richards | 13 | Son | — | Ohio |
| 76 | Clifford D. Richards | 3 | Son | — | Ohio |
| 77 | Fred L. Marcellus | 69 | Head | Farmer | Ohio |
| 78 | Clara C. Marcellus | 62 | Wife-H | — | Pennsylvania |
| 79 | Calvin R. Hughes | 37 | Head | Farmer | Ohio |
| 80 | Ethel H. Hughes | 38 | Wife-H | — | Ohio |
| 81 | Vivian B. Hughes | 10 | Daughter | — | Ohio |
| 82 | Elizabeth H. Hughes | 9 | Daughter | — | Ohio |
| 83 | George B. Downer | 52 | Head | Farmer | Pennsylvania |
| 84 | Rosa M. Downer | 49 | Wife-H | — | Ohio |
| 85 | Helen M. Downer | 21 | Daughter | Teacher | Ohio |
| 86 | Irene C. Downer | 17 | Daughter | — | Ohio |
| 87 | Herbert F. Wilbur | 62 | Head | Farmer | Ohio |
| 88 | Lura B. Wilbur | 56 | Wife-H | — | Ohio |
| 89 | Edwin Sanford | 30 | Head | Farmer | Ohio |
| 90 | Martha A. Sanford | 37 | Wife-H | — | Ohio |
| 91 | Junie D. Sanford | 8 | Daughter | — | Ohio |
| 92 | Robert C. Ballard | 60 | Head | Farmer | Ohio |
| 93 | May B. Ballard | 53 | Wife-H | — | Ohio |
| 94 | John R. Ballard THIS PERSON | 26 | Son | Laborer | Ohio |
| 95 | Robert B. Ballard | 22 | Son | Catcher | Ohio |
| 96 | Helen L. Ballard | 13 | Daughter | — | Ohio |
| 97 | Anna Simmons | 72 | Head-H | — | Pennsylvania |
| 98 | Claude A. Billingsley | 44 | Head | Moulder | Ohio |
| 99 | Bessie A. Billingsley | 42 | Wife-H | — | Washington |
| 100 | Alice E. Billingsley | 8 | Daughter | — | Ohio |
Pedigree Summary
John + 2 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)