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Mary Frost — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Centre-County, Pennsylvania
Our Model Tree links this Mary Frost across the 1930 and 1940 US Censuses in Centre-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 5-person household.
Age 13
b. ~1927
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Centre-County, Pennsylvania |
| Surname | Frost |
| Given Name | Mary F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | State College Borough |
| 1935 Residence (County) | Centre |
| Additional Details | |
| Highest Grade | 7 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | State College Borough |
| Est. Birth Year | ~1927 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Preston Frost | Head | — | 50 | ~1890 |
| Helen Frost | Daughter | — | 17 | ~1923 |
| H Frost | Daughter | — | 21 | ~1919 |
| Mary Frost | Spouse | — | 47 | ~1893 |
| Mary Frost | Daughter | — | 13 | ~1927 |
Census Appearances
1930
Centre, Pennsylvania
Daughter, age 3
Centre, Pennsylvania · implied b. ~1927 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Frost |
| Given Name | Mary F. |
| 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 |
1940
Centre-County, Pennsylvania
Daughter, age 13
Centre-County, Pennsylvania · implied b. ~1927 — 5 household members
| Surname | Frost |
| Given Name | Mary F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | State College Borough |
| 1935 Residence (County) | Centre |
| Highest Grade | 7 |
| 1935 Residence | Same House |
| 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 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 13 · b. ~1927 · Pennsylvania
★ You are viewing this record
Sibling
H Frost
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Frost
Sibling · 1940 · age 17
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 — Centre-County, Pennsylvania
Open full size
1940 US Federal Census — Centre-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03463-00632)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William W. Hutchison | 3 | Son | — | Pennsylvania |
| 2 | Nancy C. Hutchison | 2 | Daughter | — | Pennsylvania |
| 3 | Arthur Rose | 36 | Head | Professor | Ohio |
| 4 | Elizabeth G. Rose | 40 | Wife | — | Ohio |
| 5 | Arthur W. Rose | 8 | Son | — | Pennsylvania |
| 6 | Eleanor R. Rose | 6 | Daughter | — | Pennsylvania |
| 7 | Edward G. Rose | 1 | Son | — | Pennsylvania |
| 8 | Earl B. Stavely | None | Enumerated as of April 8 in New York City | — | — |
| 9 | Helen A. Stavely | 41 | Head | — | Pennsylvania |
| 10 | Earl B. Jr. Stavely | 19 | Son | — | Pennsylvania |
| 11 | James M. Stavely | 16 | Son | — | Pennsylvania |
| 12 | Donald C. Stavely | 11 | Son | — | Pennsylvania |
| 13 | Allen H. Forbes | 45 | Head | Professor | New Hampshire |
| 14 | Frances F. Forbes | 38 | Wife | — | Connecticut |
| 15 | Margaret J. Forbes | 11 | Daughter | — | Pennsylvania |
| 16 | Allen H. 2Nd Forbes | 7 | Son | — | Pennsylvania |
| 17 | Helen A. Forbes | 4 | Daughter | — | Pennsylvania |
| 18 | Maurice K. Goddard | 27 | Lodger | Professor | Massachusetts |
| 19 | Arthur Douropoulos | 31 | Lodger | Professor | Maryland |
| 20 | Homer K. Kistler | 58 | Head | Professor | Ohio |
| 21 | Nell L. Kistler | 46 | Wife | — | Ohio |
| 22 | Mary J. Kistler | 22 | Daughter | — | Pennsylvania |
| 23 | Ruth K. Kistler | 20 | Daughter | — | Pennsylvania |
| 24 | Robert K. Kistler | 14 | Son | — | Pennsylvania |
| 25 | Ernest B. Forbes | 63 | Head | Professor | Illinois |
| 26 | Lydia M. Forbes | 63 | Wife | — | Illinois |
| 27 | Julius E. Kaulfuss | 53 | Head | Professor | Wisconsin |
| 28 | Louise A. Kaulfuss | 50 | Wife | — | Wisconsin |
| 29 | Justus M. Holme | 32 | Head | Professor | Pennsylvania |
| 30 | Sara T. Holme | 28 | Wife | — | Pennsylvania |
| 31 | Justus M. Jr. Holme | 1 | Son | — | Pennsylvania |
| 32 | Mrs. A. K. Andrews | 42 | Head | — | Pennsylvania |
| 33 | Edgar S. Krug | 35 | Head | Medical Doctor | Pennsylvania |
| 34 | Helen D. Krug | 31 | Wife | — | Pennsylvania |
| 35 | Alan S. Krug | 6 | Son | — | Pennsylvania |
| 36 | Preston A. Frost | 50 | Head | General Insurance Salesman | New York |
| 37 | Mary E. Frost | 47 | Wife | — | Pennsylvania |
| 38 | H. Louise Frost | 21 | Daughter | — | Pennsylvania |
| 39 | Helen A. Frost | 17 | Daughter | — | Pennsylvania |
| 40 | Mary F. Frost THIS PERSON | 13 | Daughter | — | 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)