MY
Mary York — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bucks-County, Pennsylvania
Our Model Tree links this Mary York across the 1920, 1930 and 1940 US Censuses in Bucks-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents William & William — first a daughter (b.~1916), then head of a 4-person household.
Age 24
b. ~1916
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bucks-County, Pennsylvania |
| Surname | York |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Sellersville Borough |
| 1935 Residence (County) | Bucks |
| Additional Details | |
| Occupation | Office Clerk |
| Industry | Clothing Factory |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 990 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Office Clerk |
| Township / Ward | Sellersville Borough |
| Est. Birth Year | ~1916 |
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 |
|---|---|---|---|---|
| Mary York | Daughter | — | 24 | ~1916 |
| William York | Head | — | 39 | ~1901 |
| Wilson York | Son | — | 25 | ~1915 |
| Rosa York | Spouse | — | 38 | ~1902 |
Census Appearances
1920
Bucks, Pennsylvania
Daughter, age 3
Bucks, Pennsylvania · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | York |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Bucks, Pennsylvania
Daughter, age 14
Bucks, Pennsylvania · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | York |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| 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
Bucks-County, Pennsylvania
Daughter, age 24
Bucks-County, Pennsylvania · implied b. ~1916 — 4 household members
| Surname | York |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Sellersville Borough |
| 1935 Residence (County) | Bucks |
| Occupation | Office Clerk |
| Industry | Clothing Factory |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 990 |
| 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 York across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William York (~0.92 confidence) and father William York (~0.92 confidence) and father William York (~0.92 confidence) and mother Rosa York (~0.92 confidence) and mother Rosa York (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William York
b. ~1881
Source father
● Household
· direct · ~0.92
Father
William York
b. ~1901
Source father
● Household
· direct · ~0.92
Father
William York
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Rosa York
b. ~1902
Source mother
● Household
· direct · ~0.92
Mother
Rosa York
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary York
Daughter · 1940 · age 24 · b. ~1916 · Pennsylvania
★ You are viewing this record
Sibling
Wilson York
Sibling · 1940 · age 25
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 — Bucks-County, Pennsylvania
Open full size
1940 US Federal Census — Bucks-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03447-00122)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William York | 39 | Head | Truck Driver | Pennsylvania |
| 2 | Rosa York | 38 | Wife | — | Pennsylvania |
| 3 | Wilson York | 25 | Son | Printer | Pennsylvania |
| 4 | Mary York THIS PERSON | 24 | Daughter | Office Clerk | Pennsylvania |
| 5 | Arthur R Shuttlemiller | 48 | Head | Examiner | Pennsylvania |
| 6 | Ella May Shuttlemiller | 52 | Wife | — | Pennsylvania |
| 7 | Clinton W Harrar | 63 | Head | Diamond | Pennsylvania |
| 8 | Lillie Harrar | 57 | Wife | Operator | Pennsylvania |
| 9 | Francis Harrar | 41 | Son | Clerk | Pennsylvania |
| 10 | Samuel Moore | 44 | Son-in-law | Clerk | Pennsylvania |
| 11 | Estella Moore | 40 | Daughter | — | Pennsylvania |
| 12 | Arid Moore | 17 | Grandson | — | Pennsylvania |
| 13 | Robert Moore | 15 | Grandson | — | Pennsylvania |
| 14 | Nancy Moore | 4 | Granddaughter | — | Pennsylvania |
| 15 | Winfield Moore | 2 | Grandson | — | Pennsylvania |
| 16 | John Snyder | 22 | Son-in-law | Carpenter | Pennsylvania |
| 17 | Gertrude Snyder | 19 | Daughter | — | Pennsylvania |
| 18 | Barry Snyder | 1 | Grandson | — | Pennsylvania |
| 19 | William M Riddle | 49 | Head | Chemist | Maryland |
| 20 | Martha W Riddle | 48 | Wife | — | Maryland |
| 21 | Gertrude May Riddle | 22 | Daughter | Public School Teacher | New Jersey |
| 22 | Herbert Adler Nase | 64 | Head | — | Pennsylvania |
| 23 | Roswell R Moyer | 35 | Son-in-law | Clerk | Pennsylvania |
| 24 | Pauline Moyer | 33 | Daughter | Operator | Pennsylvania |
| 25 | Joy Elaine Moyer | 15 | Daughter | — | Pennsylvania |
| 26 | Charles C Moyer | 5 | Grandson | — | Pennsylvania |
| 27 | Emma N Nase | 35 | Daughter | Stenographer | Pennsylvania |
| 28 | Herbert S Nase | 24 | Son | Advertising Clerk | Pennsylvania |
| 29 | William G Shelley | 60 | Head | Foreman | Pennsylvania |
| 30 | Lizzie Shelley | 56 | Wife | — | Pennsylvania |
| 31 | Lizzie Ann Shelley | 84 | Mother | — | Pennsylvania |
| 32 | Max Klow | 69 | Head | Chief Engineer | Austria |
| 33 | Bertha M Klow | 60 | Wife | — | New Jersey |
| 34 | Benjamin Klow | 25 | Son | Civil Engineer | New York |
| 35 | Berta Klow | 21 | Daughter | Cost Engineer | New York |
| 36 | Leona Welshmer | 49 | Head | Undertaker | Pennsylvania |
| 37 | Reynold Culver | 21 | New Boarder | Plumbing | Pennsylvania |
| 38 | Sophia Trott | 78 | Head | — | New York |
| 39 | Rudolph Rosa Trott | 56 | Daughter | — | Pennsylvania |
| 40 | Anne Stout | 69 | Roomer | Assembler | Pennsylvania |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 5 parents
~0.92
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)