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Mary Mcnulty — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Mary Mcnulty across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 8-person household.
Age 19
b. ~1921
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | McNulty |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Occupation | New Worker |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | New Worker |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1921 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Wilbert Mcnulty | Son | — | 16 | ~1924 |
| George Mcnulty | Son | — | 22 | ~1918 |
| Mary Mcnulty | Daughter | — | 19 | ~1921 |
| Estelle Mcnulty | Spouse | — | 49 | ~1891 |
| John Mcnulty | Head | — | 53 | ~1887 |
| Winnifred Mcnulty | Daughter | — | 17 | ~1923 |
| Elwood Mcnulty | Son | — | 17 | ~1923 |
| Douglas Mcnulty | Son | — | 14 | ~1926 |
Census Appearances
1930
Wayne, Michigan
Daughter, age 9
Wayne, Michigan · implied b. ~1921 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNulty |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Canada English |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Daughter, age 19
Wayne-County, Michigan · implied b. ~1921 — 8 household members
| Surname | McNulty |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Occupation | New Worker |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Mary Mcnulty across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcnulty
Daughter · 1940 · age 19 · b. ~1921 · Michigan
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Sibling
Winnifred Mcnulty
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elwood Mcnulty
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Douglas Mcnulty
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Mcnulty
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilbert Mcnulty
Sibling · 1940 · 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
1940 US Federal Census — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01886-00324)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert R. Reom | 50 | Head | Civil Engineer | Michigan |
| 2 | Myra Reom | 41 | Wife | — | Michigan |
| 3 | Barbara June Reom | 8 | daughter | — | Michigan |
| 4 | John A. Mcnulty | 53 | Head | Polisher | Canada-Eng |
| 5 | Estelle Mcnulty | 49 | Wife | — | Michigan |
| 6 | George P. Mcnulty | 22 | Son | Production | Michigan |
| 7 | Mary Mcnulty THIS PERSON | 19 | daughter | New Worker | Michigan |
| 8 | Winnifred Mcnulty | 17 | daughter | — | Michigan |
| 9 | Elwood Mcnulty | 17 | Son | — | Michigan |
| 10 | Wilbert Mcnulty | 16 | Son | — | Michigan |
| 11 | Douglas Mcnulty | 14 | Son | — | Michigan |
| 12 | Claude V. Peace | 33 | Head | Stationery Eng. | Alabama |
| 13 | Helen Peace | 27 | Wife | — | Michigan |
| 14 | Richard Peace | 1 | Son | — | Michigan |
| 15 | Hugo Glass | 36 | Head | Maintenance | New York |
| 16 | Ellen Glass | 31 | Wife | — | Michigan |
| 17 | Thomas J. Russell | 55 | Head | Clerk | Michigan |
| 18 | Dora E. Russell | 57 | Wife | — | Michigan |
| 19 | Edward H. Reilly | 39 | Head | Detective | Michigan |
| 20 | Elsie M. Reilly | 31 | Wife | Lunch Room | Canada-Eng |
| 21 | Marcella Reilly | 12 | daughter | — | Michigan |
| 22 | John Reilly | 10 | son | — | Michigan |
| 23 | Joan Reilly | 10 | daughter | — | Michigan |
| 24 | Florence Reilly | 7 | daughter | — | Michigan |
| 25 | Gustave Lamitke | 42 | Head | Die Maker | Germany |
| 26 | Elna Lamitke | 44 | Wife | — | Germany |
| 27 | Elsa Lamitke | 15 | daughter | — | Germany |
| 28 | Warren Leone | 32 | Head | Crane Operator | Italy |
| 29 | Verna Leone | 26 | Wife | — | Michigan |
| 30 | Leonard Michlewski | 24 | Father in law | Production | Michigan |
| 31 | Amelia Reiss | 72 | Head | — | Germany |
| 32 | Henry Pitts | 55 | Son-in-law | Locksmith | Ohio |
| 33 | Theresa Pitts | 51 | Wife | — | Michigan |
| 34 | Virginia Pitts | 18 | daughter | — | Michigan |
| 35 | Stanley Jasmaki | 27 | Head | Radio Announcer | Michigan |
| 36 | Chestine Jasmaki | 27 | Wife | — | Michigan |
| 37 | Michelle Jasmaki | 1 | daughter | — | Michigan |
| 38 | John Kelly | 34 | Head | Traffic Clerk | Illinois |
| 39 | Dolores Kelly | 34 | Wife | — | Michigan |
| 40 | Maureen Kelly | 6 | daughter | — | Michigan |
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)