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Mary Livingston — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cambria-County, Pennsylvania
Our Model Tree links this Mary Livingston across the 1920, 1930 and 1940 US Censuses in Cambria-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Alonzo & George — first a daughter (b.~1909), then head of a 7-person household.
Age 31
b. ~1909
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cambria-County, Pennsylvania |
| Surname | Livingston |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Dale Borough |
| 1935 Residence (County) | Cambria |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Dale Borough |
| Est. Birth Year | ~1909 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Nancy Livingston | Spouse | — | 38 | ~1902 |
| Ray Livingston | Son | — | 28 | ~1912 |
| Shirley Livingston | Other | — | 10 | ~1930 |
| Mary Livingston | Daughter | — | 31 | ~1909 |
| John Horner | Other | — | 23 | ~1917 |
| Robert Livingston | Head | — | 46 | ~1894 |
| Harriet Horner | Daughter | — | 25 | ~1915 |
Census Appearances
1920
Cambria, Pennsylvania
Daughter, age 11
Cambria, Pennsylvania · implied b. ~1909 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Livingston |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Cambria, Pennsylvania
Daughter, age 21
Cambria, Pennsylvania · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Livingston |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Cambria-County, Pennsylvania
Daughter, age 31
Cambria-County, Pennsylvania · implied b. ~1909 — 7 household members
| Surname | Livingston |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Dale Borough |
| 1935 Residence (County) | Cambria |
| Income (1939) | 0 |
| Highest Grade | C 2 |
| 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 Livingston across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alonzo Livingston (~0.92 confidence) and father George Livingston (~0.92 confidence) and father Robert Livingston (~0.92 confidence) and mother Mabel Livingston (~0.92 confidence) and mother Nancy Livingston (~0.60 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.86
Father
Alonzo Livingston
b. ~1878
Source father
● Household
· direct · ~0.92
Father
George Livingston
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Robert Livingston
b. ~1894
Source father
● Household
· direct · ~0.92
Mother
Mabel Livingston
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Nancy Livingston
b. ~1902
Source mother
● Household
· direct · ~0.6
This person
Anchor record
Mary Livingston
Daughter · 1940 · age 31 · b. ~1909 · Pennsylvania
★ You are viewing this record
Sibling
Harriet Horner
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ray Livingston
Sibling · 1940 · age 28
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-t0627-03452-00406)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elbie Singh | 63 | Head | — | Pennsylvania |
| 2 | George Young | 28 | Head | Manager | Pennsylvania |
| 3 | Eleanor Young | 24 | Wife | Operator | Pennsylvania |
| 4 | Margaret Keisler | 57 | Head | — | Pennsylvania |
| 5 | Robert Keisler | 33 | Son | Lubricator | Pennsylvania |
| 6 | Thelma Keisler | 31 | Daughter | Clerk | Pennsylvania |
| 7 | Charles Shoaf | 35 | Head | Clerk | Pennsylvania |
| 8 | Alice Shoaf | 33 | Wife | — | Pennsylvania |
| 9 | Joan Anne Shoaf | 7 | Daughter | — | Pennsylvania |
| 10 | John Daubert | 47 | Head | Chemist | Pennsylvania |
| 11 | Abigail Daubert | 45 | Wife | — | Ohio |
| 12 | John Jr. Daubert | 17 | Son | — | Pennsylvania |
| 13 | Elizabeth Daubert | 15 | Daughter | — | Pennsylvania |
| 14 | Daniel Eberhart | 40 | Head | Agent | Ohio |
| 15 | Arbutus Eberhart | 31 | Wife | — | Pennsylvania |
| 16 | Charles Eberhart | 14 | Son | — | Ohio |
| 17 | Robert Eberhart | 16 | Son | — | Pennsylvania |
| 18 | Robert Livingston | 46 | Head | — | Pennsylvania |
| 19 | Nancy Livingston | 38 | Wife | Meter Reader | Pennsylvania |
| 20 | Ray Livingston | 28 | Son | Laborer | Pennsylvania |
| 21 | Mary Livingston THIS PERSON | 31 | Daughter | — | Pennsylvania |
| 22 | Shirley Livingston | 10 | Niece | — | Pennsylvania |
| 23 | John Horner | 23 | Son-in-law | Inspector | Pennsylvania |
| 24 | Harriet Horner | 25 | Daughter | Operator | Pennsylvania |
| 25 | John Uke | 52 | Head | Laborer | Pennsylvania |
| 26 | Francis Uke | 46 | Wife | — | Pennsylvania |
| 27 | Robert Uke | 20 | Son | Clerk | Pennsylvania |
| 28 | Otto Wolf | 54 | Lodger | — | Pennsylvania |
| 29 | Walter Nolan | 52 | Head | Laborer | Pennsylvania |
| 30 | Bernice Nolan | 25 | Wife | — | Pennsylvania |
| 31 | Lila Rae Nolan | 4 | Daughter | — | Pennsylvania |
| 32 | Earlmond Nolan | 0 | Son | — | Pennsylvania |
| 33 | Robert Findley | 22 | Lodger | Laborer | Pennsylvania |
| 34 | Donald Ament | 31 | Head | Layout Man | Pennsylvania |
| 35 | Fannie Ament | 30 | Wife | — | Pennsylvania |
| 36 | Phyllis Ament | 13 | Daughter | — | Pennsylvania |
| 37 | Doris Ament | 9 | Daughter | — | Pennsylvania |
| 38 | Russell Shulty | 34 | Head | Layout Man | Pennsylvania |
| 39 | Helen Shulty | 30 | Wife | — | Pennsylvania |
| 40 | Betty Shulty | 11 | Daughter | — | Pennsylvania |
Pedigree Summary
Mary + 2 siblings
Gen 1 · 5 parents
~0.86
Max depth 4 (1900–1950 window)
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)