JF
John Frey — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kings-County, New York
Our Model Tree links this John Frey across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed), with identified parents Emma & Frank — first a son (b.~1915), then head of a 2-person household.
Age 25
b. ~1915
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Frey |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Occupation | Clerk |
| Industry | Welfare for city |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 500 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Clerk |
| Township / Ward | New York City |
| Est. Birth Year | ~1915 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Frey | Son | — | 25 | ~1915 |
| Agnes Frey | Head | — | 58 | ~1882 |
Census Appearances
1920
Kings, New …
Son, age 4
Kings, New York · implied b. ~1916 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Frey |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Son, age 14
Kings, New York · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fray |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Son, age 25
Kings-County, New York · implied b. ~1915 — 2 household members
| Surname | Frey |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Occupation | Clerk |
| Industry | Welfare for city |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 500 |
| Highest Grade | Hs 4 |
| 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 John Frey across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Emma Frey (~0.92 confidence) and father Frank Frey (~0.92 confidence) and mother Agnes Frey (~0.92 confidence) and father John Fray (~0.92 confidence) and mother Mary Fray (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Emma Frey
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
Frank Frey
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Agnes Frey
b. ~1882
Source mother
● Household
· direct · ~0.92
Father
John Fray
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Mary Fray
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Frey
Son · 1940 · age 25 · b. ~1915 · New York
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02581-00779)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William A. Patterson | 64 | Head | Metallic Lather | New York |
| 2 | Isabelle Patterson | 40 | Wife | Beautician | New York |
| 3 | Eleanor E. W. Patterson | 20 | Daughter | Biller | New York |
| 4 | Robert A. Patterson | 19 | Son | — | New York |
| 5 | Ignatius A. Scannell | 54 | Head | Lawyer | New York |
| 6 | Helen R. Scannell | 39 | Wife | — | New York |
| 7 | Margaret M. Scannell | 20 | Daughter | General Statistician | New Jersey |
| 8 | Thomas Scannell | 18 | Son | — | New Jersey |
| 9 | Robert Scannell | 16 | Son | — | New Jersey |
| 10 | John J. Scannell | 11 | Son | — | New Jersey |
| 11 | William Scannell | 5 | Son | — | New York |
| 12 | James Scannell | 5 | Son | — | New York |
| 13 | John J. Quinn | 49 | Head | Salesman | Irish Free State |
| 14 | Rose Quinn | 49 | Wife | — | Irish Free State |
| 15 | John J. Quinn | 24 | Son | Clerk | New York |
| 16 | Thomas J. Quinn | 18 | Son | Clerk | New York |
| 17 | Rosemary Quinn | 14 | Daughter | — | New York |
| 18 | Elizabeth Quinn | 12 | Daughter | — | New York |
| 19 | James Quinn | 10 | Son | — | New York |
| 20 | James A. Mcgeney | 52 | Head | Boilermaker | England |
| 21 | Grace M. Mcgeney | 41 | Wife | — | New York |
| 22 | Margaret T. Mcgeney | 13 | Daughter | — | New York |
| 23 | Patricia C. Mcgeney | 12 | Daughter | — | New York |
| 24 | Grace M. Mcgeney | 9 | Daughter | — | New York |
| 25 | James A. Mcgeney | 7 | Son | — | New York |
| 26 | Betty Ann Mcgeney | 3 | Daughter | — | New York |
| 27 | Casimir Frost | 61 | Head | Laborer | New York |
| 28 | Margaret Frost | 60 | Wife | — | New York |
| 29 | Margaret M. Frost | 29 | Daughter | Teacher | New York |
| 30 | James M. Valiando | 69 | Head | Routeman | Italy |
| 31 | Louis J. Knopp | 28 | Head | Clerk | New York |
| 32 | Anna Knopp | 26 | Wife | — | New York |
| 33 | Louis J. Jr. Knopp | 0 | Son | — | New York |
| 34 | Robert F. Donlan | 25 | Brother-in-law | Loader | New York |
| 35 | Eleanor P. Donlan | 22 | Sister-in-law | — | New York |
| 36 | Patricia A. Donlan | 0 | Daughter | — | New York |
| 37 | Agnes Frey | 58 | Head | — | New York |
| 38 | John Frey THIS PERSON | 25 | Son | Clerk | New York |
| 39 | Frank Cronin | 38 | Head | Rigger | New York |
| 40 | Anna S. Cronin | 34 | Wife | — | Scotland |
Pedigree Summary
John
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)