MB
Mary Boyer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Northumberland-County, Pennsylvania
Our Model Tree links this Mary Boyer across the 1930 and 1940 US Censuses in Northumberland-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 6-person household.
Age 16
b. ~1924
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Northumberland-County, Pennsylvania |
| Surname | Boyer |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Jordan |
| 1935 Residence (County) | Northumberland |
| Additional Details | |
| Occupation | Domestic |
| Industry | Housework |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Domestic |
| Township / Ward | Jordan |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Fae Boyer | Spouse | — | 35 | ~1905 |
| Elvin Boyer | Son | — | 20 | ~1920 |
| Ronald Boyer | Son | — | 5 | ~1935 |
| Ramsey Boyer | Head | — | 44 | ~1896 |
| Arlene Boyer | Daughter | — | 17 | ~1923 |
| Mary Boyer | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Northumberland, Pennsylvania
Daughter, age 6
Northumberland, Pennsylvania · implied b. ~1924 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyer |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Northumberland-County, Pennsylvania
Daughter, age 16
Northumberland-County, Pennsylvania · implied b. ~1924 — 6 household members
| Surname | Boyer |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Jordan |
| 1935 Residence (County) | Northumberland |
| Occupation | Domestic |
| Industry | Housework |
| Class of Worker | PW |
| Hours Worked | 20 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 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 Boyer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Boyer
Daughter · 1940 · age 16 · b. ~1924 · Pennsylvania
★ You are viewing this record
Sibling
Arlene Boyer
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ronald Boyer
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elvin Boyer
Sibling · 1940 · age 20
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 — Northumberland-County, Pennsylvania
Open full size
1940 US Federal Census — Northumberland-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03595-00696)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Stank | 24 | Daughter | Carpenter | Pennsylvania |
| 42 | Mella Stank | 18 | Daughter | — | Pennsylvania |
| 43 | Nelson Stank | 16 | Son | — | Pennsylvania |
| 44 | Marian Stank | 14 | Daughter | — | Pennsylvania |
| 45 | Lee Stank | 12 | Son | — | Pennsylvania |
| 46 | Eva Stank | 10 | Daughter | — | Pennsylvania |
| 47 | Samuel Maurer | 51 | Head | Farmer | Pennsylvania |
| 48 | Sallie Maurer | 44 | Wife | — | Pennsylvania |
| 49 | Emory Maurer | 22 | Son | Farmhand | Pennsylvania |
| 50 | Guy Maurer | 17 | Son | Farmhand | Pennsylvania |
| 51 | Gale Maurer | 15 | Son | — | Pennsylvania |
| 52 | Gladys Maurer | 11 | Daughter | — | Pennsylvania |
| 53 | Ernest Maurer | 7 | Son | — | Pennsylvania |
| 54 | Eliza Maurer | 82 | Mother | — | Pennsylvania |
| 55 | Albert Strohecker | 23 | Head | Miner | Pennsylvania |
| 56 | Fae Strohecker | 13 | Daughter | — | Pennsylvania |
| 57 | Mabel Strohecker | 12 | Daughter | — | Pennsylvania |
| 58 | Robert Strohecker | 11 | Son | — | Pennsylvania |
| 59 | Lawrence Strohecker | 8 | Son | — | Pennsylvania |
| 60 | Alma Strohecker | 5 | Daughter | — | Pennsylvania |
| 61 | Mark Strohecker | 3 | Son | — | Pennsylvania |
| 62 | Grace Shaffer | 18 | Housemaid | Housemaid | Pennsylvania |
| 63 | Harry Hummel | 50 | Head | Farmer | Pennsylvania |
| 64 | Carrie Hummel | 37 | Wife | — | Pennsylvania |
| 65 | Dany Hummel | 20 | Son | Laborer | Pennsylvania |
| 66 | William Hummel | 15 | Son | Laborer | Pennsylvania |
| 67 | Sara Hummel | 14 | Daughter | — | Pennsylvania |
| 68 | Clair Hummel | 13 | Son | — | Pennsylvania |
| 69 | Blanche Hummel | 10 | Daughter | — | Pennsylvania |
| 70 | Doris Hummel | 10 | Daughter | — | Pennsylvania |
| 71 | Geraldine Hummel | 7 | Daughter | — | Pennsylvania |
| 72 | Daisy Hummel | 2 | Daughter | — | Pennsylvania |
| 73 | Cloyd Kahler | 61 | Head | Farmer | Pennsylvania |
| 74 | Mary Kahler | 61 | Wife | — | Pennsylvania |
| 75 | Ramsey Boyer | 44 | Head | Farmer | Pennsylvania |
| 76 | Fae Boyer | 35 | Wife | — | Pennsylvania |
| 77 | Elvin Boyer | 20 | Son | Laborer | Pennsylvania |
| 78 | Arlene Boyer | 17 | Daughter | — | Pennsylvania |
| 79 | Mary Boyer THIS PERSON | 16 | Daughter | Domestic | Pennsylvania |
| 80 | Ronald Boyer | 5 | 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)