MD
Mary Daugherty — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Beaver-County, Pennsylvania
Our Model Tree links this Mary Daugherty across the 1930 and 1940 US Censuses in Beaver-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 8-person household.
Age 15
b. ~1925
Female
Daughter
Born: West Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Beaver-County, Pennsylvania |
| Surname | Daugherty |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | Freedom |
| 1935 Residence (County) | Beaver |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Penna |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Township / Ward | New Sewickley Twp |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Dolores Daugherty | Daughter | — | 17 | ~1923 |
| Mary Daugherty | Spouse | — | 36 | ~1904 |
| Jack Daugherty | Son | — | 19 | ~1921 |
| David Daugherty | Son | — | 6 | ~1934 |
| Margaret Daugherty | Daughter | — | 20 | ~1920 |
| Mary Daugherty | Daughter | — | 15 | ~1925 |
| John Daugherty | Head | — | 54 | ~1886 |
| Arthur Daugherty | Son | — | 10 | ~1930 |
Census Appearances
1930
Beaver, Pennsylvania
Daughter, age 5
Beaver, Pennsylvania · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Daugherty |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | West Virginia |
| Father's Birthplace | Ohio |
| Mother's Birthplace | West Virginia |
| Occupation | none |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Beaver-County, Pennsylvania
Daughter, age 15
Beaver-County, Pennsylvania · implied b. ~1925 — 8 household members
| Surname | Daugherty |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | Freedom |
| 1935 Residence (County) | Beaver |
| Highest Grade | Hs 1 |
| 1935 Residence | Penna |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
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 Daugherty across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Daugherty
Daughter · 1940 · age 15 · b. ~1925 · Pennsylvania
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Sibling
Margaret Daugherty
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Daugherty
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dolores Daugherty
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Daugherty
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Daugherty
Sibling · 1940 · age 10
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 — Beaver-County, Pennsylvania
Open full size
1940 US Federal Census — Beaver-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03429-00184)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Daugherty | 54 | Head | Brakeman | Ohio |
| 2 | Mary Daugherty | 36 | Wife | — | West Virginia |
| 3 | Margaret Daugherty | 20 | Daughter | New Worker | West Virginia |
| 4 | Jack Daugherty | 19 | Son | New Worker | West Virginia |
| 5 | Dolores Daugherty | 17 | Daughter | — | West Virginia |
| 6 | Mary J. Daugherty THIS PERSON | 15 | Daughter | — | West Virginia |
| 7 | Arthur Daugherty | 10 | Son | — | Pennsylvania |
| 8 | David Daugherty | 6 | Son | — | Ohio |
| 9 | John Lyons | 35 | Head | Electrician | Pennsylvania |
| 10 | Elizabeth Lyons | 24 | Wife | — | Pennsylvania |
| 11 | Dorothy Lyons | 3 | Daughter | — | Pennsylvania |
| 12 | Fred Wittenegger | 45 | Head | Brakeman | Pennsylvania |
| 13 | Gottlieb Wittenegger | 71 | Head | — | Switzerland |
| 14 | Vernay Dallas | 50 | Head | Blaster | Pennsylvania |
| 15 | Dolly Dallas | 50 | Wife | — | West Virginia |
| 16 | Carl Cordes | 48 | Head | Punch Machine Operator | Pennsylvania |
| 17 | Alice Cordes | 43 | Wife | — | Pennsylvania |
| 18 | Carl Jr Cordes | 12 | Son | — | Pennsylvania |
| 19 | Price Smith | 73 | Head | — | Pennsylvania |
| 20 | Ella Smith | 65 | Wife | — | Pennsylvania |
| 21 | Luella Fowler | 14 | Grand-daughter | — | Pennsylvania |
| 22 | Edward Whipple | 57 | Head | Electrician | Pennsylvania |
| 23 | Bertha Whipple | 58 | Wife | — | Pennsylvania |
| 24 | Vivian Whipple | 20 | Daughter | New Worker | Pennsylvania |
| 25 | Thelma Whipple | 17 | Daughter | — | Pennsylvania |
| 26 | Oualee Whipple | 14 | Daughter | — | Pennsylvania |
| 27 | Edward Whipple | 12 | Son | — | Pennsylvania |
| 28 | William Park | 57 | Head | Stone Mason | Pennsylvania |
| 29 | Lena E. Park | 48 | Wife | — | Nebraska |
| 30 | Robert R Barnes | 37 | Head | Salesman | Pennsylvania |
| 31 | Blanche Barnes | 33 | Wife | — | Pennsylvania |
| 32 | Robert R Jr Barnes | 12 | Son | — | Pennsylvania |
| 33 | William C. Barnes | 9 | Son | — | Pennsylvania |
| 34 | Jack M. Barnes | 6 | Son | — | Pennsylvania |
| 35 | Janet B Barnes | 3 | Daughter | — | Pennsylvania |
| 36 | Wilbur Brown | 27 | Head | Laborer | West Virginia |
| 37 | Sarah Barr | 62 | House Keeper | — | Pennsylvania |
| 38 | Jackson Romigh | 54 | Head | Laborer | Pennsylvania |
| 39 | Blanche Romigh | 47 | Sister | — | Pennsylvania |
| 40 | Jerry Romigh | 37 | Brother | Miner | Pennsylvania |
Related Census Records
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)