JH
John Hogan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this John Hogan across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed), with identified parents John & Nora — first a son (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Hogan |
| Given Name | John H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Clerk |
| Industry | Retail Grocery |
| Class of Worker | PW |
| Hours Worked | 13 |
| Income (1939) | 170 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Clerk |
| Township / Ward | Indianapolis |
| Est. Birth Year | ~1917 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Hogan | Head | — | 61 | ~1879 |
| John Hogan | Son | — | 23 | ~1917 |
| Joseph Hogan | Son | — | 22 | ~1918 |
| Nora Hogan | Spouse | — | 54 | ~1886 |
Census Appearances
1920
Marion, Indiana
Son, age 2
Marion, Indiana · implied b. ~1918 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hogan |
| Given Name | John H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Marion, Indiana
Son, age 13
Marion, Indiana · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hogan |
| Given Name | John H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Son, age 23
Marion-County, Indiana · implied b. ~1917 — 4 household members
| Surname | Hogan |
| Given Name | John H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Occupation | Clerk |
| Industry | Retail Grocery |
| Class of Worker | PW |
| Hours Worked | 13 |
| Income (1939) | 170 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| 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 Hogan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Hogan (~0.92 confidence) and mother Nora Hogan (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Hogan
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Nora Hogan
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Hogan
Son · 1940 · age 23 · b. ~1917 · Indiana
★ You are viewing this record
Sibling
Joseph Hogan
Sibling · 1940 · age 22
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 — Marion-County, Indiana
Open full size
1940 US Federal Census — Marion-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01129-00446)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Cleon Bottom | 19 | Brother in law | Laborer | Missouri |
| 42 | Aileen Bottom | 16 | Sister | — | Kentucky |
| 43 | Frank L. Johnston | 56 | Head | Candy Maker | Illinois |
| 44 | Elsie M. Johnston | 33 | Wife | — | Indiana |
| 45 | Walter F. Lumley | 62 | Father in law | — | Indiana |
| 46 | Dr. Helen Thompson | 39 | Head | Chemist | Kentucky |
| 47 | William H. Harvey | 75 | Head | — | Pennsylvania |
| 48 | Elizabeth E. Harvey | 75 | Wife | — | Pennsylvania |
| 49 | Earl E. Harvey | 50 | Son | Mechanic | Pennsylvania |
| 50 | Harold L. Shinneman | 45 | Head | Tool Maker | Indiana |
| 51 | Lola A. Shinneman | 40 | Wife | Folder | Indiana |
| 52 | Donald L. Shinneman | 14 | Son | New Worker | Indiana |
| 53 | Kenneth W. Shinneman | 14 | Son | — | Indiana |
| 54 | John Kidwell | 29 | Head | Repair Man | Indiana |
| 55 | Margaret L. Kidwell | 25 | Wife | — | Indiana |
| 56 | John L. Kidwell | 5 | Son | — | Indiana |
| 57 | Barbara L. Kidwell | 4 | Daughter | — | Indiana |
| 58 | Jerry A. Kidwell | 2 | Son | — | Indiana |
| 59 | George E. Miller | 32 | Head | Truck Body Builder | Indiana |
| 60 | Margaret H. Miller | 33 | Wife | — | Indiana |
| 61 | Barbara A. Miller | 8 | Daughter | — | Indiana |
| 62 | George Miller | 7 | Son | — | Indiana |
| 63 | Carolyn S. Miller | 3 | Daughter | — | Indiana |
| 64 | Archie Peak | 61 | Brother in law | — | Kentucky |
| 65 | Anna K. Peak | 66 | Mother in law | — | Indiana |
| 66 | James H. Dobbs | 62 | Head | Laborer | Tennessee |
| 67 | Annie B. Dobbs | 46 | Wife | — | Tennessee |
| 68 | Coy Dobbs | 21 | Son | Carman Helper | Tennessee |
| 69 | Harold Brackin | 31 | Nephew | — | Tennessee |
| 70 | Lucille Brackin | 25 | Niece | — | Tennessee |
| 71 | Anna F. Brackin | 7 | Grand niece | — | Tennessee |
| 72 | Kenneth Brackin | 5 | Nephew | — | Tennessee |
| 73 | Elvin C. Overman | 48 | Head | Butcher | Illinois |
| 74 | Ethel Overman | 50 | Wife | — | Illinois |
| 75 | Charles V. Mondon | 21 | Nephew | Baker | Indiana |
| 76 | Ruth Mondon | 22 | Niece | — | Kentucky |
| 77 | John W. Hogan | 61 | Head | Pipe Fitter | Kentucky |
| 78 | Nora E. Hogan | 54 | Wife | — | Indiana |
| 79 | John H. Hogan THIS PERSON | 23 | Son | Clerk | Indiana |
| 80 | Joseph L. Hogan | 22 | Son | — | Indiana |
Pedigree Summary
John + 1 sibling
Gen 1 · 2 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)