MF
Margaret Fox — 1940 US Census Record
Model Tree available1940 United States Federal Census · Nassau-County, New York
Our Model Tree links this Margaret Fox across the 1920, 1930 and 1940 US Censuses in Nassau-County, New York (XGBoost, ~Confirmed), with identified parents John & Lillian — first a daughter (b.~1920), then head of a 5-person household.
Age 20
b. ~1920
Female
Daughter
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Nassau-County, New York |
| Surname | Fox |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York |
| Additional Details | |
| Occupation | Clerical Work |
| Industry | Insurance Company |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 840 |
| Highest Grade | H 4 |
| 1935 Residence | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Clerical Work |
| Township / Ward | Port Washington |
| Est. Birth Year | ~1920 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| John Fox | Head | — | 45 | ~1895 |
| Lillian Fox | Spouse | — | 45 | ~1895 |
| Bernadette Fox | Daughter | — | 15 | ~1925 |
| Francis Fox | Son | — | 17 | ~1923 |
| Margaret Fox | Daughter | — | 20 | ~1920 |
Census Appearances
1920
Bronx, New …
Daughter, age 1
Bronx, New York · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fox |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Bronx, New …
Daughter, age 10
Bronx, New York · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fox |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| 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
Nassau-County, New …
Daughter, age 20
Nassau-County, New York · implied b. ~1920 — 5 household members
| Surname | Fox |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York |
| Occupation | Clerical Work |
| Industry | Insurance Company |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 840 |
| Highest Grade | H 4 |
| 1935 Residence | New York |
| 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 Margaret Fox across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Fox (~0.92 confidence) and mother Lillian Fox (~0.92 confidence) and mother Lillian Fox (~0.92 confidence) and father John Fox (~0.92 confidence) and father John Fox (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Fox
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Lillian Fox
b. ~1895
Source mother
● Household
· direct · ~0.92
Mother
Lillian Fox
b. ~1895
Source mother
● Household
· direct · ~0.92
Father
John Fox
b. ~1896
Source father
● Household
· direct · ~0.92
Father
John Fox
b. ~1905
Source father
● Household
· direct · ~0.92
This person
Anchor record
Margaret Fox
Daughter · 1940 · age 20 · b. ~1920 · New York
★ You are viewing this record
Sibling
Francis Fox
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernadette Fox
Sibling · 1940 · age 15
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 — Nassau-County, New York
Open full size
1940 US Federal Census — Nassau-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02692-00871)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Walter Helatowski | 16 | Son | Delivery Boy | New York |
| 2 | Henry Helatowski | 14 | Son | Delivery Boy | New York |
| 3 | Harry Mosher | 55 | Head | Carpenter | Nova Scotia |
| 4 | Grace Mosher | 65 | Wife | — | New York |
| 5 | Christine Mckenna | 48 | Head | Servant | Ireland |
| 6 | Patrick J. Mckenna | 19 | Son | Laborer | New York |
| 7 | Catherine A. Mckenna | 17 | Daughter | — | New York |
| 8 | Joan Mckenna | 14 | Daughter | — | New York |
| 9 | Omitted By Mistake | None | — | — | — |
| 10 | Omitted By Mistake | None | — | — | — |
| 11 | Dominic Philippone | 47 | Head | Gardener | Italy |
| 12 | Concetta Philippone | 44 | Wife | — | Italy |
| 13 | Joseph Philippone | 17 | Son | — | Italy |
| 14 | Rose Philippone | 11 | Daughter | — | Italy |
| 15 | Vera Philippone | 7 | Daughter | — | New York |
| 16 | Dominic Philippone | 6 | Daughter | — | New York |
| 17 | Patsy Pallustis | 50 | Boarder | Fireman | Italy |
| 18 | William Wade | 50 | Head | Gardener | Ireland |
| 19 | Mary Wade | 43 | Wife | — | Ireland |
| 20 | Anna Wade | 17 | Daughter | — | New York |
| 21 | Eileen Wade | 15 | Daughter | — | New York |
| 22 | Helen Wade | 12 | Daughter | — | New York |
| 23 | William Jr. Wade | 10 | Son | — | New York |
| 24 | John Wade | 9 | Son | — | New York |
| 25 | Thomas Wade | 2 | Son | — | New York |
| 26 | Adrian Snyder | 47 | Head | Mechanic | Massachusetts |
| 27 | Louise Snyder | 47 | Wife | — | France |
| 28 | Eleanor Snyder | 20 | Daughter | Secretary | New York |
| 29 | John T. Fox | 45 | Head | Mechanic | New York |
| 30 | Lillian Fox | 45 | Wife | — | New York |
| 31 | Margaret Fox THIS PERSON | 20 | Daughter | Clerical Work | New York |
| 32 | Francis Fox | 17 | Son | — | New York |
| 33 | Bernadette Fox | 15 | Daughter | — | New York |
| 34 | Sadie Smith | 50 | Head | — | New York |
| 35 | Elmer Smith | 27 | Son | Policeman | New York |
| 36 | Ludeker Smith | 35 | Son-in-law | Truck Driver | New York |
| 37 | Lillian Smith | 31 | Daughter | — | New York |
| 38 | William Smith | 8 | Grandson | — | New York |
| 39 | Joan Smith | 4 | Granddaughter | — | New York |
| 40 | Merrill Kramer | 31 | Boarder | Clerk | Connecticut |
Pedigree Summary
Margaret + 2 siblings
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)