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Mary Bauer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Clarion-County, Pennsylvania
Our Model Tree links this Mary Bauer across the 1930 and 1940 US Censuses in Clarion-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 11-person household.
Age 17
b. ~1923
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Clarion-County, Pennsylvania |
| Surname | Bauer |
| Given Name | Mary M. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Farmington Twp. |
| 1935 Residence (County) | Clarion |
| Additional Details | |
| Industry | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Farmington Twp |
| Est. Birth Year | ~1923 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Elaine Bauer | Daughter | — | 4 | ~1936 |
| Delores Bauer | Daughter | — | 12 | ~1928 |
| Lehmane Bauer | Daughter | — | 4 | ~1936 |
| Mary Bauer | Daughter | — | 17 | ~1923 |
| Rita Bauer | Daughter | — | 15 | ~1925 |
| Ambrose Bauer | Head | — | 41 | ~1899 |
| Regis Bauer | Son | — | 7 | ~1933 |
| Clair Bauer | Son | — | 10 | ~1930 |
| Lizard Bauer | Son | — | 1 | ~1939 |
| Lewis Bauer | Son | — | 13 | ~1927 |
| Regina Bauer | Spouse | — | 34 | ~1906 |
Census Appearances
1930
Clarion, Pennsylvania
Daughter, age 7
Clarion, Pennsylvania · implied b. ~1923 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bauer |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Clarion-County, Pennsylvania
Daughter, age 17
Clarion-County, Pennsylvania · implied b. ~1923 — 11 household members
| Surname | Bauer |
| Given Name | Mary M. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Farmington Twp. |
| 1935 Residence (County) | Clarion |
| Industry | 0 |
| Highest Grade | Hs 3 |
| 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 Bauer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Bauer
Daughter · 1940 · age 17 · b. ~1923 · Pennsylvania
★ You are viewing this record
Sibling
Lizard Bauer
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clair Bauer
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Regis Bauer
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elaine Bauer
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lehmane Bauer
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Delores Bauer
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Bauer
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lewis Bauer
Sibling · 1940 · age 13
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 — Clarion-County, Pennsylvania
Open full size
1940 US Federal Census — Clarion-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03468-00332)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward J. Lutz | 29 | Head | Miner | Pennsylvania |
| 2 | Beatrice E. Lutz | 32 | Wife | — | Pennsylvania |
| 3 | Edward J. Lutz | 2 | Son | — | Pennsylvania |
| 4 | Fred J. Bauer | 52 | Head | Laborer | Pennsylvania |
| 5 | Nettie E. Bauer | 31 | Wife | — | Pennsylvania |
| 6 | Eugene J. Bauer | 14 | Son | — | Pennsylvania |
| 7 | John R. Bauer | 13 | Son | — | Pennsylvania |
| 8 | Helen N. Bauer | 12 | Son | — | Pennsylvania |
| 9 | Vincent V. Bauer | 5 | Son | — | Pennsylvania |
| 10 | Jeremiah E. Bauer | 2 | Son | — | Pennsylvania |
| 11 | Cecil F. Black | 34 | Head | Laborer | Pennsylvania |
| 12 | Anna L. Black | 22 | Wife | — | Pennsylvania |
| 13 | Avonelle M. Black | 3 | daughter | — | Pennsylvania |
| 14 | Richard L. Black | 8 | son | — | Pennsylvania |
| 15 | Bernard A. Black | 2 | son | — | Pennsylvania |
| 16 | Edward H. Armstrong | 52 | head | Laborer | Pennsylvania |
| 17 | Elsie J. Armstrong | 27 | wife | — | Pennsylvania |
| 18 | Zelda M. Armstrong | 6 | daughter | — | Pennsylvania |
| 19 | Wayne M. Armstrong | 4 | daughter | — | Pennsylvania |
| 20 | Walter L. Armstrong | 2 | son | — | Pennsylvania |
| 21 | Robert E. Armstrong | 2 | son | — | Pennsylvania |
| 22 | Arthur J. Armstrong | 1 | son | — | Pennsylvania |
| 23 | Frank Jr. Armstrong | 11 | son | — | Pennsylvania |
| 24 | Helen C. Armstrong | 19 | daughter | — | Pennsylvania |
| 25 | Ambrose L. Bauer | 41 | head | Farmer | Pennsylvania |
| 26 | Regina C. Bauer | 34 | wife | — | Pennsylvania |
| 27 | Mary M. Bauer THIS PERSON | 17 | daughter | — | Pennsylvania |
| 28 | Rita M. Bauer | 15 | daughter | — | Pennsylvania |
| 29 | Lewis A. Bauer | 13 | son | — | Pennsylvania |
| 30 | Delores F. Bauer | 12 | daughter | — | Pennsylvania |
| 31 | Clair H. Bauer | 10 | son | — | Pennsylvania |
| 32 | Regis J. Bauer | 7 | son | — | Pennsylvania |
| 33 | Lehmane K. Bauer | 4 | daughter | — | Pennsylvania |
| 34 | Elaine C. Bauer | 4 | daughter | — | Pennsylvania |
| 35 | Lizard A. Bauer | 1 | son | — | Pennsylvania |
| 36 | Lawrence J. Bauer | 40 | head | Farmer | Pennsylvania |
| 37 | Ollie H. Bauer | 37 | wife | — | Pennsylvania |
| 38 | Gerald E. Bauer | 14 | son | — | Pennsylvania |
| 39 | Winifred M. Bauer | 13 | daughter | — | Pennsylvania |
| 40 | Loraine C. Bauer | 10 | daughter | — | 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)