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Mary Mcnulty — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cambria-County, Pennsylvania
Our Model Tree links this Mary Mcnulty across the 1930 and 1940 US Censuses in Cambria-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 13-person household.
Age 15
b. ~1925
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cambria-County, Pennsylvania |
| Surname | McNulty |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Elder Township |
| 1935 Residence (County) | Cambria |
| Additional Details | |
| Highest Grade | 7 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Elder Township |
| Est. Birth Year | ~1925 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Harriet Mcnulty | Daughter | — | 6 | ~1934 |
| William Mcnulty | Son | — | 8 | ~1932 |
| Mary Mcnulty | Daughter | — | 15 | ~1925 |
| Frances Somallo | Daughter | — | 22 | ~1918 |
| Margaret Somallo | Daughter | — | 16 | ~1924 |
| Joseph Mcnulty | Son | — | 10 | ~1930 |
| Esther Mcnulty | Daughter | — | 12 | ~1928 |
| Henry Mcnulty | Other | — | 57 | ~1883 |
| Catherine Somallo | Head | — | 58 | ~1882 |
| Margaret Mcnulty | Daughter | — | 11 | ~1929 |
| Catherine Somallo | Daughter | — | 18 | ~1922 |
| Harriet Mcnulty | Other | — | 49 | ~1891 |
| Elizabeth Mcnulty | Daughter | — | 14 | ~1926 |
Census Appearances
1930
Cambria, Pennsylvania
Daughter, age 6
Cambria, Pennsylvania · implied b. ~1924 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNulty |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Cambria-County, Pennsylvania
Daughter, age 15
Cambria-County, Pennsylvania · implied b. ~1925 — 13 household members
| Surname | McNulty |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Elder Township |
| 1935 Residence (County) | Cambria |
| Highest Grade | 7 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 15 · b. ~1925 · Pennsylvania
★ You are viewing this record
Sibling
Harriet Mcnulty
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Mcnulty
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mcnulty
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Mcnulty
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Mcnulty
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Somallo
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Somallo
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Esther Mcnulty
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Somallo
Sibling · 1940 · age 18
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 — Cambria-County, Pennsylvania
Open full size
1940 US Federal Census — Cambria-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03453-00009)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Betty Somallo | 8 | Daughter | — | Pennsylvania |
| 2 | John Phillips | 52 | Head | Miner | Scotland |
| 3 | Alexandra Phillips | 51 | Wife | — | Pennsylvania |
| 4 | Paul Valesak | 38 | Head | — | Czechoslovakia |
| 5 | Anna Valesak | 36 | Wife | — | Czechoslovakia |
| 6 | Steve Valesak | 14 | Son | Miner | Czechoslovakia |
| 7 | Paul Jr. Valesak | 21 | Son | Miner | Pennsylvania |
| 8 | Catherine Somallo | 58 | Head | — | Czechoslovakia |
| 9 | Catherine Somallo | 18 | Daughter | New Worker | Pennsylvania |
| 10 | Margaret Somallo | 16 | Daughter | — | Pennsylvania |
| 11 | Frances Somallo | 22 | Daughter | Maid | Pennsylvania |
| 12 | Henry E. Mcnulty | 57 | Nephew | Laborer | Pennsylvania |
| 13 | Harriet Mcnulty | 49 | Mother | — | Pennsylvania |
| 14 | Mary Mcnulty THIS PERSON | 15 | Daughter | — | Pennsylvania |
| 15 | Elizabeth Mcnulty | 14 | Daughter | — | Pennsylvania |
| 16 | Esther Mcnulty | 12 | Daughter | — | Pennsylvania |
| 17 | Margaret Mcnulty | 11 | Daughter | — | Pennsylvania |
| 18 | Joseph Mcnulty | 10 | Son | — | Pennsylvania |
| 19 | William Mcnulty | 8 | Son | — | Pennsylvania |
| 20 | Harriet Mcnulty | 6 | Daughter | — | Pennsylvania |
| 21 | Joe S. Ropera | 34 | Head | Miner | Pennsylvania |
| 22 | Mary M. Ropera | 30 | Wife | — | Pennsylvania |
| 23 | Joseph Ropera | 11 | Son | — | Pennsylvania |
| 24 | Paul Ropera | 9 | Son | — | Pennsylvania |
| 25 | Steve Ropera | 8 | Son | — | Pennsylvania |
| 26 | William Ropera | 7 | Son | — | Pennsylvania |
| 27 | George Ropera | 5 | Son | — | Pennsylvania |
| 28 | Cecelia Ropera | 4 | Son | — | Pennsylvania |
| 29 | Gabriel Collins | 44 | Head | Foreman | Pennsylvania |
| 30 | Rose Collins | 46 | Wife | — | Pennsylvania |
| 31 | Joseph Collins | 15 | Son | — | Pennsylvania |
| 32 | Michael Ropera | 28 | Head | Miner | Pennsylvania |
| 33 | Rose Ropera | 27 | Wife | — | Pennsylvania |
| 34 | Betty Jane Ropera | 5 | Daughter | — | Pennsylvania |
| 35 | Rose Marie Ropera | 0 | Daughter | — | Pennsylvania |
| 36 | John Jr. Somallo | 34 | Head | Miner | Pennsylvania |
| 37 | Anna Somallo | 33 | Wife | — | Pennsylvania |
| 38 | Charles Somallo | 6 | Son | — | Pennsylvania |
| 39 | Rita Mae Somallo | 2 | Daughter | — | Pennsylvania |
| 40 | John Somallo | 0 | Son | — | Pennsylvania |
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)