JH
John Hahn — 1930 US Census Record
Model Tree available1930 United States Federal Census · Ripley, Indiana
Our Model Tree links this John Hahn across the 1910, 1920 and 1930 US Censuses in Ripley, Indiana (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1903), then head of a 2-person household.
Age 27
b. ~1903
Male
Son
Born: Indiana
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Ripley, Indiana |
| Surname | Hahn |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Additional Details | |
| Occupation | Laborer |
| Industry | Gas line |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Laborer |
| Township / Ward | Adams Township |
| Est. Birth Year | ~1903 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Hahn | Head | — | 68 | ~1862 |
| John Hahn | Son | — | 27 | ~1903 |
Census Appearances
1910
Ripley, Indiana
Son, age 8
Ripley, Indiana · implied b. ~1902 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hahn |
| Given Name | John Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1920
Ripley, Indiana
Son, age 17
Ripley, Indiana · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hahn |
| Given Name | John Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Farmer |
| Industry | Farm helper |
| Class of Worker | O |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Ripley, Indiana
Son, age 27
Ripley, Indiana · implied b. ~1903 — 2 household members
| Surname | Hahn |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Laborer |
| Industry | Gas line |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Hahn across 3 US Census years (1910, 1920 and 1930) in Ripley, Indiana, using XGBoost record linkage. Identified parents: father John Hahn (~0.92 confidence) and father John Hahn (~0.92 confidence) and mother Emma Hahn (~0.92 confidence) and mother Emma Hahn (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Hahn
b. ~1865
Source father
● Household
· direct · ~0.92
Father
John Hahn
b. ~1862
Source father
● Household
· direct · ~0.92
Mother
Emma Hahn
b. ~1862
Source mother
● Household
· direct · ~0.92
Mother
Emma Hahn
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Hahn
Son · 1930 · age 27 · b. ~1903 · Indiana
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Ripley, Indiana
Open full size
1930 US Federal Census — Ripley, Indiana
Page Contents
50 people indexed on this census page (ia:1930:indianacensus00reel623:1025)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Earl Schreiner | 2 | Son | — | Indiana |
| 52 | Alvera Schreiner | 2 | Daughter | — | Indiana |
| 53 | Alberta Schreiner | 1 | Daughter | — | Indiana |
| 54 | William Schreiner | 64 | Father-in-law | — | Indiana |
| 55 | Elizabeth Schreiner | 61 | Mother-in-law | — | Indiana |
| 56 | John Hahn | 68 | Head | Farmer | Indiana |
| 57 | John Jr. Hahn THIS PERSON | 27 | Son | Laborer | Indiana |
| 58 | Joseph Pistner | 49 | Head | Farmer | Indiana |
| 59 | Ida B. Pistner | 47 | Wife-H | — | Ohio |
| 60 | Sylvester Pistner | 15 | Son | — | Indiana |
| 61 | Eugene Pistner | 3 | Son | — | Indiana |
| 62 | Frank Salley | 58 | Head | Farmer | Indiana |
| 63 | Matilda Salley | 39 | Wife-H | — | Indiana |
| 64 | Erma Salley | 13 | Daughter | — | Indiana |
| 65 | Marcella Salley | 9 | Daughter | — | Indiana |
| 66 | Clifford Salley | 2 | Son | — | Indiana |
| 67 | Charles Krummrich | 60 | Head | Farmer | Indiana |
| 68 | Henry Hunnefeld | 47 | Head | Farmer | Indiana |
| 69 | Paul Hunnefeld | 16 | Son | Laborer | Indiana |
| 70 | Margaret Hunnefeld | 12 | Daughter | — | Indiana |
| 71 | Father Conrad | 84 | — | — | Germany |
| 72 | Evelyn Thiel | 17 | Servant | Servant | Indiana |
| 73 | Andrew C. Hertel | 54 | Head | Farmer | Illinois |
| 74 | Catherine Hertel | 46 | Wife-H | — | Illinois |
| 75 | Elizabeth Hertel | 29 | Daughter | — | Illinois |
| 76 | Roman Bressman | 61 | Head | Farmer | Indiana |
| 77 | Johanna Bressman | 61 | Wife-H | — | Indiana |
| 78 | Pauline Bressman | 23 | Daughter | — | Indiana |
| 79 | Joseph Bressman | 17 | Son | Laborer | Indiana |
| 80 | Bruno Doll | 54 | Head | Farmer | Indiana |
| 81 | Elizabeth Doll | 74 | Sister-H | — | Ohio |
| 82 | Louis Ossenbeck | 27 | Head | Farmer | Indiana |
| 83 | Mary Ossenbeck | 31 | Wife-H | — | Indiana |
| 84 | Edwina Ossenbeck | 1 | Daughter | — | Indiana |
| 85 | Frank X. Ossenbeck | 69 | Head | Farmer | Indiana |
| 86 | Elizabeth Ossenbeck | 56 | Wife-H | — | Indiana |
| 87 | Edward Ossenbeck | 29 | Son | Machine Hand | Indiana |
| 88 | Victor Ossenbeck | 20 | Son | Laborer | Indiana |
| 89 | Romilda Ossenbeck | 19 | Daughter | — | Indiana |
| 90 | Martha Ossenbeck | 16 | Daughter | — | Indiana |
| 91 | John Amberger | 51 | Head | Bridge Carpenter | Indiana |
| 92 | Caroline Amberger | 50 | Wife-H | — | Indiana |
| 93 | Sylvester Amberger | 17 | Son | Laborer | Indiana |
| 94 | Paul Amberger | 8 | Son | — | Indiana |
| 95 | Frank J. Ossenbeck | 55 | Head | Farmer | Indiana |
| 96 | Mary A. Ossenbeck | 60 | Sister-H | — | Indiana |
| 97 | Fred A. Ossenbeck | 51 | Brother | Laborer | Indiana |
| 98 | Henry Lehman | 60 | Head | Farmer | Indiana |
| 99 | Philomena Lehman | 57 | Wife-H | — | Indiana |
| 100 | Benjamin Lehman | 25 | Son | Belt Sander | Indiana |
Pedigree Summary
John
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)