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Mary Frost — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Erie-County, New York
Our Model Tree links this Mary Frost across the 1930 and 1940 US Censuses in Erie-County, New York (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 9-person household.
Age 14
b. ~1926
Female
Daughter
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Erie-County, New York |
| Surname | Frost |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Buffalo city |
| 1935 Residence (County) | Erie |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Buffalo City |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Charles Pierce | Other | — | 25 | ~1915 |
| Herbert Pierce | Other | — | 1 | ~1939 |
| Pierre Frost | Daughter | — | 19 | ~1921 |
| Herbert Frost | Son | — | 11 | ~1929 |
| Herbert Frost | Head | — | 40 | ~1900 |
| Mildred Frost | Daughter | — | 15 | ~1925 |
| Mary Frost | Daughter | — | 14 | ~1926 |
| Douglas Frost | Son | — | 20 | ~1920 |
| Ada Frost | Spouse | — | 36 | ~1904 |
Census Appearances
1930
Erie, New …
Daughter, age 4
Erie, New York · implied b. ~1926 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Frost |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | none |
| Can Read/Write | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Erie-County, New …
Daughter, age 14
Erie-County, New York · implied b. ~1926 — 9 household members
| Surname | Frost |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Buffalo city |
| 1935 Residence (County) | Erie |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Frost across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Frost
Daughter · 1940 · age 14 · b. ~1926 · New York
★ You are viewing this record
Sibling
Herbert Frost
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Frost
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pierre Frost
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Douglas Frost
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 — Erie-County, New York
Open full size
1940 US Federal Census — Erie-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02824-00035)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alice D Wood | 65 | Head | Casting | New Jersey |
| 2 | Lester C Wood | 39 | Son | Office | New Jersey |
| 3 | Carol A Wood | 45 | Daughter | Shipper | New Jersey |
| 4 | Owen Devine | 58 | Head | Shipper | Scotland |
| 5 | Elizabeth Devine | 35 | Wife | — | Scotland |
| 6 | Mary Theresa Devine | 4 | Daughter | — | New York |
| 7 | Owen R Devine | 2 | Son | — | New York |
| 8 | Sarah Devine | 0 | Daughter | — | New York |
| 9 | Katherine Litzburg | 48 | Head | — | New York |
| 10 | Frederick Litzburg | 20 | Son | Assembler | New York |
| 11 | Franklin Litzburg | 19 | Son | — | New York |
| 12 | Walter Weydman | 35 | Brother | Fireman | New York |
| 13 | Stephen Cynowski | 45 | Lodger | Loader Foreman | Pennsylvania |
| 14 | Daniel F Schwartz | 49 | Head | — | New York |
| 15 | Victoria Schwartz | 50 | Wife | Mechanic | Pennsylvania |
| 16 | Leonard Pliale | 37 | Head | — | Ohio |
| 17 | Frances Pliale | 35 | Wife | — | New York |
| 18 | Leonard Jr Pliale | 10 | Son | — | New York |
| 19 | Robert A Pliale | 3 | Son | — | New York |
| 20 | Sandra Pliale | 2 | Daughter | — | New York |
| 21 | Harry Textor | 78 | Head | Millwright | New York |
| 22 | Helen Textor | 65 | Wife | — | New York |
| 23 | Norman Textor | 37 | Son | Electrician | New York |
| 24 | Ellsworth Textor | 35 | Son | U.S. Navy | New York |
| 25 | Vera Textor | 33 | Daughter | Packer | New York |
| 26 | Blanche Textor | 29 | Daughter | Beauty Shop | New York |
| 27 | Herbert Frost | 40 | Head | Switchman | Pennsylvania |
| 28 | Ada Frost | 36 | Wife | — | Pennsylvania |
| 29 | Douglas A Frost | 20 | Son | Clerk | New York |
| 30 | Pierre Irene Frost | 19 | Daughter | — | New York |
| 31 | Mildred Frost | 15 | Daughter | — | New York |
| 32 | Mary Frost THIS PERSON | 14 | Daughter | — | New York |
| 33 | Herbert Jr Frost | 11 | Son | — | New York |
| 34 | Charles V Pierce | 25 | Son-in-law | Clerk | Pennsylvania |
| 35 | Herbert C Pierce | 1 | Grandson | — | New York |
| 36 | Lydia Webb | 51 | Head | — | Pennsylvania |
| 37 | Caroline Webb | 17 | Daughter | — | New York |
| 38 | Herbert J Webb | 24 | Son | Assistant | Pennsylvania |
| 39 | Josephine Webb | 21 | Daughter-in-law | Assistant | New York |
| 40 | Evelyn Donohue | 22 | Lodger | Saleswoman | New York |
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)