JD
John Doherty — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this John Doherty across the 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 9-person household.
Age 13
b. ~1927
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Doherty |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis City |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Highest Grade | 7 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Indianapolis City |
| Est. Birth Year | ~1927 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Paul Doherty | Son | — | 8 | ~1932 |
| John Doherty | Son | — | 13 | ~1927 |
| Mary Doherty | Daughter | — | 14 | ~1926 |
| Teresa Doherty | Daughter | — | 11 | ~1929 |
| Hannah Doherty | Daughter | — | 7 | ~1933 |
| James Doherty | Son | — | 10 | ~1930 |
| Hannah Doherty | Spouse | — | 42 | ~1898 |
| Patrick Doherty | Head | — | 46 | ~1894 |
| Eileen Doherty | Daughter | — | 3 | ~1937 |
Census Appearances
1930
Marion, Indiana
Son, age 3
Marion, Indiana · implied b. ~1927 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Doherty |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Son, age 13
Marion-County, Indiana · implied b. ~1927 — 9 household members
| Surname | Doherty |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis City |
| 1935 Residence (County) | Marion |
| Highest Grade | 7 |
| 1935 Residence | Same house |
| 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 Doherty across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Doherty
Son · 1940 · age 13 · b. ~1927 · Indiana
★ You are viewing this record
Sibling
Hannah Doherty
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eileen Doherty
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Teresa Doherty
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Doherty
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Doherty
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Doherty
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 — Marion-County, Indiana
Open full size
1940 US Federal Census — Marion-County, Indiana
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01126-00197)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eleanor Karibo | 21 | Daughter | Stenographer | Indiana |
| 2 | Robert Karibo | 19 | Son | — | Indiana |
| 3 | Joseph Karibo | 17 | Son | Grocery Clerk | Indiana |
| 4 | Thomas J. Sheehan | 28 | Head | Control Office Repairman | Indiana |
| 5 | Rosemary Sheehan | 31 | Wife | — | Indiana |
| 6 | Thomas Jr. Sheehan | 1 | Son | — | Indiana |
| 8 | Edward F. O'Donnell | 54 | Head | Trucking Co Manager | Ohio |
| 9 | Mary V. O'Donnell | 51 | Wife | — | Ohio |
| 10 | Edward F. Jr. O'Donnell | 25 | Son | Laborer | Ohio |
| 11 | Mary M. O'Donnell | 23 | Daughter | — | Indiana |
| 12 | Patricia O'Donnell | 21 | Daughter | — | Indiana |
| 13 | Jack O'Donnell | 13 | Son | — | Indiana |
| 14 | Ferd Humbles | 55 | Head | Foreman | Indiana |
| 15 | Beresa Humbles | 56 | Wife | — | Indiana |
| 16 | Mildred Hendrix | 30 | Daughter | — | Indiana |
| 17 | Joseph Humbles | 17 | Son | — | Indiana |
| 18 | Frank P. Thiele | 69 | Head | Partner | Indiana |
| 19 | Josephine L. Thiele | 51 | Wife | Partner | Indiana |
| 20 | Otto Sigler | 55 | Lodger | Toolmaker | Switzerland |
| 21 | Stephen O. Saylor | 77 | Head | — | Ohio |
| 22 | Laura Saylor | 72 | Wife | — | Illinois |
| 23 | Harry E. Zulinger | 62 | Head | Railroad Engineer | Ohio |
| 24 | Flora Zulinger | 55 | Wife | — | Ohio |
| 25 | Patrick J. Doherty | 46 | Head | Butcher | Irish Free State |
| 26 | Hannah Doherty | 42 | Wife | — | Irish Free State |
| 27 | Mary J. Doherty | 14 | Daughter | — | Indiana |
| 28 | John Doherty THIS PERSON | 13 | Son | — | Indiana |
| 29 | Teresa A. Doherty | 11 | Daughter | — | Indiana |
| 30 | James J. Doherty | 10 | Son | — | Indiana |
| 31 | Paul M. Doherty | 8 | Son | — | Indiana |
| 32 | Hannah C. Doherty | 7 | Daughter | — | Indiana |
| 33 | Eileen Ann Doherty | 3 | Daughter | — | Indiana |
| 34 | M. @ Matilda | 62 | Head | — | Indiana |
| 35 | June Frances Matilda | 24 | Daughter | Stenographer | Indiana |
| 36 | Albert Andrew | 62 | Brother | Hotel Clerk | Indiana |
| 37 | Clara Andrew | 57 | Sister | Saleslady | Indiana |
| 38 | Whitney Marpen | 35 | Head | Supervisor | Kentucky |
| 39 | Emily Marpen | 3 | Daughter | — | Indiana |
| 40 | Harlan Icen | 25 | Brother in law | Meat Cutter | Indiana |
Related Census Records
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)