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Mary Heller — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Monroe-County, Pennsylvania
Our Model Tree links this Mary Heller across the 1920, 1930 and 1940 US Censuses in Monroe-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1865), then head of a 4-person household.
Age 75
b. ~1865
Female
Head
Born: Pennsylvania
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Monroe-County, Pennsylvania |
| Surname | Heller |
| Given Name | Mary A. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Jackson Township |
| 1935 Residence (County) | Monroe |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Jackson Township |
| Est. Birth Year | ~1865 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Edgar Heller | Son | — | 52 | ~1888 |
| R Heller | Son | — | 42 | ~1898 |
| Mary Heller | Head | — | 75 | ~1865 |
| Stanton Heller | Son | — | 37 | ~1903 |
Census Appearances
1920
Monroe, Pennsylvania
Spouse, age 54
Monroe, Pennsylvania · implied b. ~1866 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Heller |
| Given Name | Mary A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Monroe, Pennsylvania
Spouse, age 64
Monroe, Pennsylvania · implied b. ~1866 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Heller |
| Given Name | Mary A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 18 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Sawyer |
| Industry | Lumber mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Monroe-County, Pennsylvania
Head, age 75
Monroe-County, Pennsylvania · implied b. ~1865 — 4 household members
| Surname | Heller |
| Given Name | Mary A. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Jackson Township |
| 1935 Residence (County) | Monroe |
| Hours Worked | 0 |
| Highest Grade | No |
| 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 Heller across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Heller
Head · 1940 · age 75 · b. ~1865 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Monroe-County, Pennsylvania
Open full size
1940 US Federal Census — Monroe-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03575-00382)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Daniel R Paul | 5 | Son | — | Pennsylvania |
| 2 | Ellen Everett | 65 | Head | Farmer | Pennsylvania |
| 3 | Herman Paul | 50 | Head | Farmer | Pennsylvania |
| 4 | Abbie Paul | 43 | Wife | — | Pennsylvania |
| 5 | Marie Paul | 21 | Daughter | Stenographer | Pennsylvania |
| 6 | Adella Paul | 70 | Mother | — | Pennsylvania |
| 7 | Ruby Mccluskey | 39 | Hired Nurse | Nursing | Illinois |
| 8 | Mamie Williams | 56 | Head | Seamstress | Pennsylvania |
| 9 | Morris Singer | 69 | Head | Farmer | Pennsylvania |
| 10 | Anna Singer | 65 | Wife | — | Pennsylvania |
| 11 | Boremie Dehaven | 40 | Daughter | Kitchen | Pennsylvania |
| 12 | Boyd Dehaven | 15 | Grandson | — | Pennsylvania |
| 13 | James Wallingford | 47 | Head | Merchant | Pennsylvania |
| 14 | Evelyn Wallingford | 42 | Wife | Clerk | Pennsylvania |
| 15 | Clair Wallingford | 20 | Son | Technician | Pennsylvania |
| 16 | Wayne Wallingford | 18 | Son | New Worker | Pennsylvania |
| 17 | Glenn Wallingford | 15 | Son | — | Pennsylvania |
| 18 | James Jr. Wallingford | 13 | Son | — | Pennsylvania |
| 19 | Clyde Wallingford | 9 | Son | — | Pennsylvania |
| 20 | Elizabeth Wallingford | 7 | Daughter | — | Pennsylvania |
| 21 | Edgar Roth | 40 | Head | Laborer | Pennsylvania |
| 22 | Ida Roth | 27 | Wife | — | Pennsylvania |
| 23 | Doris Roth | 9 | Daughter | — | Pennsylvania |
| 24 | Richard Roth | 8 | Son | — | Pennsylvania |
| 25 | June Roth | 5 | Daughter | — | Pennsylvania |
| 26 | Mary A. Heller THIS PERSON | 75 | Head | — | Pennsylvania |
| 27 | Edgar E. Heller | 52 | Son | Laborer | Pennsylvania |
| 28 | R. James Heller | 42 | Son | Laborer | Pennsylvania |
| 29 | Stanton Heller | 37 | Son | Truck Driver | Pennsylvania |
| 30 | Milton Werkheiser | 46 | Head | Mason | Pennsylvania |
| 31 | Julia Werkheiser | 42 | Wife | — | Pennsylvania |
| 32 | Walter Wescott | 31 | Head | Laborer | Pennsylvania |
| 33 | Beulah Wescott | 28 | Wife | — | Pennsylvania |
| 34 | Clara Wescott | 7 | Daughter | — | Pennsylvania |
| 35 | Marie Wescott | 4 | Daughter | — | Pennsylvania |
| 36 | Janet Wescott | 0 | Daughter | — | Pennsylvania |
| 37 | Irvin T. Ruth | 57 | Head | Painter | Pennsylvania |
| 38 | Clara Ruth | 39 | Wife | — | Pennsylvania |
| 39 | Patricia Ruth | 8 | Daughter | — | Pennsylvania |
| 40 | George Bunnell | 8 | Step 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)