EM
Elizabeth Mason — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Montgomery-County, Pennsylvania
Our Model Tree links this Elizabeth Mason across the 1930 and 1940 US Censuses in Montgomery-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 7-person household.
Age 14
b. ~1926
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Pennsylvania |
| Surname | Mason |
| Given Name | Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Conshohocken |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Industry | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Conshohocken |
| Est. Birth Year | ~1926 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Elizabeth | Age | Birth yr |
|---|---|---|---|---|
| Mary Mason | Spouse | — | 34 | ~1906 |
| Elizabeth Mason | Daughter | — | 14 | ~1926 |
| Joseph Mason | Son | — | 16 | ~1924 |
| William Mason | Son | — | 11 | ~1929 |
| Morgan Mason | Head | — | 33 | ~1907 |
| Robert Mason | Son | — | 12 | ~1928 |
| Morgan Mason | Son | — | 15 | ~1925 |
Census Appearances
1930
Montgomery, Pennsylvania
Other, age 4
Montgomery, Pennsylvania · implied b. ~1926 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Elizabeth |
| Relationship to Head | Gr. Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Montgomery-County, Pennsylvania
Daughter, age 14
Montgomery-County, Pennsylvania · implied b. ~1926 — 7 household members
| Surname | Mason |
| Given Name | Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Conshohocken |
| 1935 Residence (County) | Montgomery |
| Industry | 0 |
| Highest Grade | 8 |
| 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 Elizabeth Mason across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Elizabeth Mason
Daughter · 1940 · age 14 · b. ~1926 · Pennsylvania
★ You are viewing this record
Sibling
Morgan Mason
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mason
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Mason
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Mason
Sibling · 1940 · age 12
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 — Montgomery-County, Pennsylvania
Open full size
1940 US Federal Census — Montgomery-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03578-00159)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Weaver | 15 | Daughter | — | Pennsylvania |
| 42 | Frank Pultorak | 32 | Head | Fireman | Poland |
| 43 | Anna Pultorak | 28 | Wife | — | Pennsylvania |
| 44 | Richard Pultorak | 6 | Son | — | Pennsylvania |
| 45 | Benedict Bronshie | 52 | Head | Laborer | Poland |
| 46 | Mary Bronshie | 49 | Wife | — | Poland |
| 47 | Constantine Bronshie | 20 | Son | Laborer | Pennsylvania |
| 48 | Helen Bronshie | 13 | Daughter | — | Pennsylvania |
| 49 | Morgan Mason | 33 | Head | Calender Helper | Pennsylvania |
| 50 | Mary Mason | 34 | Wife | — | Pennsylvania |
| 51 | Joseph Mason | 16 | Son | — | Pennsylvania |
| 52 | Morgan Mason | 15 | Son | — | Pennsylvania |
| 53 | Elizabeth Mason THIS PERSON | 14 | Daughter | — | Pennsylvania |
| 54 | William Mason | 11 | Son | — | Pennsylvania |
| 55 | Robert Mason | 12 | Son | — | Pennsylvania |
| 56 | Anthony Sirchio | 40 | Head | Agent | Pennsylvania |
| 57 | Camilla Sirchio | 37 | Wife | Seamstress | Italy |
| 58 | Francis Sirchio | 15 | Son | — | Pennsylvania |
| 59 | Theresa Sirchio | 10 | Daughter | — | Pennsylvania |
| 60 | Anthony Sirchio | 2 | Son | — | Pennsylvania |
| 61 | John Mcdade | 47 | Head | Truck Driver | Pennsylvania |
| 62 | Jennie Mcdade | 49 | Wife | — | Pennsylvania |
| 63 | Ellen Mcdade | 17 | Daughter | — | Pennsylvania |
| 64 | Jane Mcdade | 14 | Daughter | — | Pennsylvania |
| 65 | Samuel Staley | 54 | Head | — | Pennsylvania |
| 66 | Addie Staley | 52 | Wife | — | Pennsylvania |
| 67 | William Staley | 23 | Son | Mixer | Pennsylvania |
| 68 | Ethel Staley | 19 | Daughter | — | Pennsylvania |
| 69 | Samuel Staley | 17 | Son | — | Pennsylvania |
| 70 | Stanley Zadroga | 48 | Head | Grocer | Poland |
| 71 | Rose Zadroga | 47 | Wife | — | Poland |
| 72 | Joseph Wodarsky | 21 | Step-son | Clerk Sales | Pennsylvania |
| 73 | Stanley Zadroga | 39 | Lodger | Polisher | Poland |
| 74 | Edward Corr | 35 | Head | Crane Operator | Pennsylvania |
| 75 | Dorothy Corr | 27 | Wife | — | Pennsylvania |
| 76 | Catherine Corr | 6 | Daughter | — | Pennsylvania |
| 77 | Frank Zadroga | 25 | Head | Shipping Clerk | Pennsylvania |
| 78 | Wanda Zadroga | 21 | Wife | — | Pennsylvania |
| 79 | Patricia Zadroga | 1 | Daughter | — | Pennsylvania |
| 80 | Harry Wacker | 60 | Head | Laborer | 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)