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John John — 1930 US Census Record
Model Tree available1930 United States Federal Census · Montgomery, Ohio
Our Model Tree links this John John across the 1920, 1930 and 1940 US Censuses in Montgomery, Ohio (XGBoost, ~Confirmed), with identified parents Charles & Parker — first a son (b.~1909), then head of a 5-person household.
Age 21
b. ~1909
Male
Son
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Montgomery, Ohio |
| Surname | John |
| Given Name | John R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Occupation | Pressman |
| Industry | Printing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Pressman |
| Township / Ward | Dayton City |
| Est. Birth Year | ~1909 |
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 |
|---|---|---|---|---|
| Thelma John | Daughter | — | 16 | ~1914 |
| Parker John | Head | — | 54 | ~1876 |
| Ida John | Other | — | 52 | ~1878 |
| John John | Son | — | 21 | ~1909 |
| Edward John | Son | — | 12 | ~1918 |
Census Appearances
1920
Montgomery, Ohio
Son, age 11
Montgomery, Ohio · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | John |
| Given Name | John Dale |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Montgomery, Ohio
Son, age 21
Montgomery, Ohio · implied b. ~1909 — 5 household members
| Surname | John |
| Given Name | John R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Pressman |
| Industry | Printing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Montgomery-County, Ohio
Head, age 31
Montgomery-County, Ohio · implied b. ~1909 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | John |
| Given Name | J. Dale |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Dayton |
| 1935 Residence (County) | Montgomery |
| Occupation | Pressman |
| Industry | Magazine Publisher |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 392 |
| Highest Grade | H 4 |
| 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 John across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles John (~0.92 confidence) and father Parker John (~0.92 confidence) and mother Ida John (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles John
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Parker John
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Ida John
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John John
Son · 1930 · age 21 · b. ~1909 · Ohio
★ You are viewing this record
Sibling
Edward John
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thelma John
Sibling · 1930 · age 16
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 — Montgomery, Ohio
Open full size
1930 US Federal Census — Montgomery, Ohio
Page Contents
33 people indexed on this census page (ia:1930:ohiocensus00reel1852:0284)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William H. Frame | 28 | Head | Printer | Indiana |
| 2 | Carolyn H. Frame | 26 | Wife-H | — | Ohio |
| 3 | Marvin H. Frame | 11 | Son | — | Ohio |
| 4 | Vaelda Egger | 26 | Roomer | Bookkeeper | Ohio |
| 5 | Nelson Snyder | 67 | Head | Printer | Ohio |
| 6 | Nellie M. Snyder | 69 | Wife-H | — | Ohio |
| 7 | Louise Duerst | 54 | Head | — | Switzerland |
| 8 | Marie Louise Duerst | 32 | Daughter | Teacher | Ohio |
| 9 | Anna Margaret Duerst | 29 | Daughter | Teacher | Ohio |
| 10 | Margaret Roby | 74 | Head | — | Ohio |
| 11 | Gladys M. Drake | 25 | Roomer | Seamstress | Ohio |
| 12 | James A. Dunham | 24 | Head | Tester | Ohio |
| 13 | Kathryn M. Dunham | 21 | Wife-H | — | Ohio |
| 14 | Jacqueline Dunham | 2 | Daughter | — | Ohio |
| 15 | James H. Dunham | 0 | Son | — | Ohio |
| 16 | Alice E. Dunham | 21 | Sister | Stenographer | Ohio |
| 17 | Douglas L. Solon | 25 | Roomer | Clerk | Texas |
| 18 | Archibald M. Rae | 47 | Head | Salesman | Pennsylvania |
| 19 | Assuntina M. Rae | 46 | Wife-H | Asst. Owner | Italy |
| 20 | Infanta P. Rae | 25 | Daughter | Part Owner | Ohio |
| 21 | Robert L. Lang | 19 | Son | — | Ohio |
| 22 | Roscoe H. Marker | 24 | Head | Clerk | Ohio |
| 23 | Bertha V. Marker | 25 | Wife-H | Manicurist | Ohio |
| 24 | Dorothy L. Wambold | 20 | Sister-in-law | Operator | Ohio |
| 25 | Robert J. Wambold | 17 | Brother-in-law | Clerk | Ohio |
| 26 | Betty Jean Wambold | 3 | Daughter | — | Ohio |
| 27 | Parker L. John | 54 | Head | Salesman | Ohio |
| 28 | Ida M. John | 52 | Wife-H | Packer | Ohio |
| 29 | John R. John THIS PERSON | 21 | Son | Pressman | Ohio |
| 30 | Thelma L. John | 16 | Daughter | — | Ohio |
| 31 | Edward B. John | 12 | Son | — | Ohio |
| 32 | Edward L. Brown | 37 | Head | Laborer | Ohio |
| 33 | Beulah M. Brown | 34 | Wife-H | Loader | Indiana |
Pedigree Summary
John + 2 siblings
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 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)