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John Mcnulty — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Montgomery-County, Indiana
Our Model Tree links this John Mcnulty across the 1930 and 1940 US Censuses in Montgomery-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 8-person household.
Age 13
b. ~1927
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Indiana |
| Surname | McNulty |
| Given Name | John Paul |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Clark Township |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Clark Township |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| James Mcnulty | Son | — | 2 | ~1938 |
| John Mcnulty | Son | — | 13 | ~1927 |
| Juanita Mcnulty | Spouse | — | 36 | ~1904 |
| Mary Mcnulty | Daughter | — | 11 | ~1929 |
| Kenneth Mcnulty | Son | — | 18 | ~1922 |
| Ethel Mcnulty | Daughter | — | 8 | ~1932 |
| Martha Mcnulty | Daughter | — | 1 | ~1939 |
| John Mcnulty | Head | — | 44 | ~1896 |
Census Appearances
1930
Montgomery, Indiana
Son, age 3
Montgomery, Indiana · implied b. ~1927 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNulty |
| Given Name | John O. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Montgomery-County, Indiana
Son, age 13
Montgomery-County, Indiana · implied b. ~1927 — 8 household members
| Surname | McNulty |
| Given Name | John Paul |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Clark Township |
| 1935 Residence (County) | Montgomery |
| Highest Grade | No 7 |
| 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 Mcnulty across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mcnulty
Son · 1940 · age 13 · b. ~1927 · Indiana
★ You are viewing this record
Sibling
Ethel Mcnulty
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Mcnulty
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mcnulty
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Mcnulty
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mcnulty
Sibling · 1940 · age 11
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 — Montgomery-County, Indiana
Open full size
1940 US Federal Census — Montgomery-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01080-00119)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Oliver Staton | 75 | Head | — | Indiana |
| 42 | Sarah Staton | 74 | Wife | — | Indiana |
| 43 | Clarence Staton | 35 | Son | Laborer | Indiana |
| 44 | Russell Staton | 12 | Grandson | — | Indiana |
| 45 | B. T. Craver | 61 | Head | Contractor | Indiana |
| 46 | Jennie Craver | 55 | Wife | — | Virginia |
| 47 | Wm Guy Suiter | 51 | Head | Farm Laborer | Kentucky |
| 48 | Paul Mccarty | 43 | Head | Laborer | Illinois |
| 49 | Eva Mccarty | 29 | Wife | — | Indiana |
| 50 | Thomas E. Walker | 65 | Head | — | Indiana |
| 51 | Minerva J. Walker | 65 | Wife | — | Indiana |
| 52 | John W. Mcnulty | 44 | Head | Laborer | Indiana |
| 53 | Juanita Mcnulty | 36 | Wife | — | Indiana |
| 54 | Kenneth Mcnulty | 18 | Son | Farm Laborer | Indiana |
| 55 | John Paul Mcnulty THIS PERSON | 13 | Son | — | Indiana |
| 56 | Mary Jane Mcnulty | 11 | Daughter | — | Indiana |
| 57 | Ethel Mcnulty | 8 | Daughter | — | Indiana |
| 58 | James Mcnulty | 2 | Son | — | Indiana |
| 59 | Martha Mcnulty | 1 | Daughter | — | Indiana |
| 60 | Grant Conant | 66 | Head | — | Indiana |
| 61 | Lula Carmichael | 63 | Head | — | Kentucky |
| 62 | Lee Pickard | 26 | Head | Laborer | Indiana |
| 63 | Alene Pickard | 27 | Wife | — | Arkansas |
| 64 | Phyllis Ann Pickard | 1 | Daughter | — | Arkansas |
| 65 | Patrick Raymond Pickard | 0 | Son | — | Arkansas |
| 66 | Rutherford M. Davis | 41 | Head | Labor | Indiana |
| 67 | Mildred L. Davis | 28 | Wife | — | Indiana |
| 68 | James H. Davis | 10 | Son | — | Indiana |
| 69 | Harold L. Davis | 9 | Son | — | Indiana |
| 70 | Billy L. Davis | 7 | Daughter | — | Indiana |
| 71 | Ruford Jr. Davis | 4 | Son | — | Indiana |
| 72 | Dorthy N. Davis | 1 | Daughter | — | Indiana |
| 73 | Betty E. Crowder | 74 | Head | — | Virginia |
| 74 | Len Sowders | 55 | Head | Laborer | Indiana |
| 75 | Anna Sowders | 59 | Wife | — | Indiana |
| 76 | Logan Nora Sowders | 36 | Step daughter | — | Indiana |
| 77 | Herman Gerald | 47 | Lodger | Laborer | Kentucky |
| 78 | John Wm Cope | 60 | Head | Farmer | Kentucky |
| 79 | Mary E. Cope | 58 | Wife | — | Kentucky |
| 80 | Melvin Cope | 17 | Son | Farm Laborer | Kentucky |
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)