MR
Mary Robbins — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Westmoreland-County, Pennsylvania
Our Model Tree links this Mary Robbins across the 1930 and 1940 US Censuses in Westmoreland-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 8-person household.
Age 16
b. ~1924
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Westmoreland-County, Pennsylvania |
| Surname | Robbins |
| Given Name | Mary Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Hyde Park Borough |
| 1935 Residence (County) | Westmoreland |
| Additional Details | |
| Industry | 0 |
| Highest Grade | Hs 4-2 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Hyde Park Borough |
| Est. Birth Year | ~1924 |
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 |
|---|---|---|---|---|
| Helen Robbins | Daughter | — | 17 | ~1923 |
| Clarke Robbins | Son | — | 14 | ~1926 |
| Clarke Robbins | Head | — | 40 | ~1900 |
| John Robbins | Son | — | 20 | ~1920 |
| Robert Robbins | Son | — | 5 | ~1935 |
| Frank Robbins | Son | — | 9 | ~1931 |
| Mary Robbins | Daughter | — | 16 | ~1924 |
| Helen Robbins | Spouse | — | 31 | ~1909 |
Census Appearances
1930
Westmoreland, Pennsylvania
Daughter, age 7
Westmoreland, Pennsylvania · implied b. ~1923 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robbins |
| Given Name | Mary Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Westmoreland-County, Pennsylvania
Daughter, age 16
Westmoreland-County, Pennsylvania · implied b. ~1924 — 8 household members
| Surname | Robbins |
| Given Name | Mary Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Hyde Park Borough |
| 1935 Residence (County) | Westmoreland |
| Industry | 0 |
| Highest Grade | Hs 4-2 |
| 1935 Residence | Same House |
| 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 Robbins across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Robbins
Daughter · 1940 · age 16 · b. ~1924 · Pennsylvania
★ You are viewing this record
Sibling
Clarke Robbins
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Robbins
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Robbins
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Robbins
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Robbins
Sibling · 1940 · age 9
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 — Westmoreland-County, Pennsylvania
Open full size
1940 US Federal Census — Westmoreland-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03631-00598)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Masnacha | 54 | Head | Laborer | Czechoslovakia |
| 2 | Charles Zanotti | 47 | Head | Coal Miner | France |
| 3 | Marylouise Zanotti | 43 | Wife | — | France |
| 4 | James Zanotti | 17 | Son | New Worker | Pennsylvania |
| 5 | Louis Zanotti | 13 | Son | — | Pennsylvania |
| 6 | Victor Zanotti | 9 | Son | — | Pennsylvania |
| 7 | Miller J. Smith | 71 | Head | — | Pennsylvania |
| 8 | Rhoda F. Smith | 63 | Wife | — | Pennsylvania |
| 9 | Ernest Held | 34 | Head | Roller | Pennsylvania |
| 10 | Thelma S. Held | 31 | Wife | — | Pennsylvania |
| 11 | Ernest William Held | 4 | Son | — | Pennsylvania |
| 12 | Margaret D. Smith | 61 | Head | — | Pennsylvania |
| 13 | Ernest Mcgeary | 33 | Head | Laborer | Pennsylvania |
| 14 | Juanita D. Mcgeary | 32 | Wife | — | Pennsylvania |
| 15 | Ernest Jr. Mcgeary | 8 | Son | — | Pennsylvania |
| 16 | Edna Mcgeary | 6 | Daughter | — | Pennsylvania |
| 17 | Freda Mcgeary | 2 | Daughter | — | Pennsylvania |
| 18 | Ab Theresa | 64 | Head | — | Italy |
| 19 | Marie-Ab Theresa | 46 | Daughter | Saleswoman | Pennsylvania |
| 20 | Alfred Ross | 37 | Head | Cutter Cold Mill | Pennsylvania |
| 21 | Helen D. Ross | 36 | Wife | — | Pennsylvania |
| 22 | Wilbur Ross | 10 | Son | — | Pennsylvania |
| 23 | Charlotte Ross | 3 | Daughter | — | Pennsylvania |
| 24 | Emerson Brewer | 27 | Head | Repairman | Pennsylvania |
| 25 | Wendell Brewer | 12 | Brother | — | Pennsylvania |
| 26 | Florence Brewer | 11 | Sister | — | Pennsylvania |
| 27 | Marjorie Brewer | 8 | Sister | — | Pennsylvania |
| 28 | Alva Rupert | 51 | Housekeeper | Housekeeper | Pennsylvania |
| 29 | Clarke D. Robbins | 40 | Head | Foreman-Cold Strip | Pennsylvania |
| 30 | Helen Robbins | 31 | Wife | — | Indiana |
| 31 | John Franklin Robbins | 20 | Son | Shearman | Pennsylvania |
| 32 | Helen Louise Robbins | 17 | Daughter | Housekeeper | Pennsylvania |
| 33 | Mary Elizabeth Robbins THIS PERSON | 16 | Daughter | — | Pennsylvania |
| 34 | Clarke Douglas Robbins | 14 | Son | — | Pennsylvania |
| 35 | Frank L. Robbins | 9 | Son | — | Pennsylvania |
| 36 | Robert Robbins | 5 | Son | — | Pennsylvania |
| 37 | Andrew Hinchka | 53 | Head | Laborer | Czechoslovakia |
| 38 | Pauline Hinchka | 48 | Wife | — | Czechoslovakia |
| 39 | Andrew J. Hinchka | 15 | Son | — | Pennsylvania |
| 40 | Peter Hinchka | 12 | 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)