LM
Leo Miller — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this Leo Miller across the 1910, 1920, 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed), with identified parents Leo & Anna — first a son (b.~1900), then head of a 2-person household.
Age 40
b. ~1900
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Miller |
| Given Name | Leo |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | Machinist |
| Industry | Soap Manuf. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 3261 |
| Highest Grade | H-2 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Machinist |
| Township / Ward | Jersey City |
| Est. Birth Year | ~1900 |
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 Leo | Age | Birth yr |
|---|---|---|---|---|
| Mary Miller | Head | — | 61 | ~1879 |
| Leo Miller | Son | — | 40 | ~1900 |
Census Appearances
1910
Hudson, New …
Son, age 10
Hudson, New Jersey · implied b. ~1900 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Leo |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1920
Hudson, New …
Son, age 20
Hudson, New Jersey · implied b. ~1900 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Leo |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Poland |
| Mother's Birthplace | Germany |
| Occupation | Machine Helper |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Hudson, New …
Son, age 30
Hudson, New Jersey · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Miller |
| Given Name | Leo |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Machinist |
| Industry | Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Son, age 40
Hudson-County, New Jersey · implied b. ~1900 — 2 household members
| Surname | Miller |
| Given Name | Leo |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Occupation | Machinist |
| Industry | Soap Manuf. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 3261 |
| Highest Grade | H-2 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Leo Miller across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Leo Miller (~0.92 confidence) and mother Anna Miller (~0.92 confidence) and father Stephen Miller (~0.92 confidence) and mother Mary Miller (~0.92 confidence) and mother Mary Miller (~0.92 confidence) and mother Mary Miller (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Leo Miller
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Anna Miller
b. ~1869
Source mother
● Household
· direct · ~0.92
Father
Stephen Miller
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Mary Miller
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Mary Miller
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Mary Miller
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Leo Miller
Son · 1940 · age 40 · b. ~1900 · New Jersey
★ 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 — Hudson-County, New Jersey
Open full size
1940 US Federal Census — Hudson-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02408-00057)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Loretta Conti | 18 | Daughter | Clerk | New Jersey |
| 2 | Joseph Conti | 16 | Son | New Worker | New Jersey |
| 3 | Anthony Conti | 14 | Son | New Worker | New Jersey |
| 4 | John Conti | 10 | Son | — | New Jersey |
| 5 | Edward Conti | 4 | Son | — | New Jersey |
| 6 | Thomas Gallagher | 52 | Head | Broker | New Jersey |
| 7 | Margaret O. Gallagher | 52 | Wife | — | New Jersey |
| 8 | Margaret M. Gallagher | 27 | Daughter | Teacher | New Jersey |
| 9 | Mary L. Gallagher | 26 | Daughter | Instructor | New Jersey |
| 10 | Alice M. Gallagher | 25 | Daughter | Teacher | New Jersey |
| 11 | Elizabeth S. Gallagher | 22 | Daughter | Clerk | New Jersey |
| 12 | Francis D. Gallagher | 18 | Daughter | New Worker | New Jersey |
| 13 | Carroll Gallagher | 15 | Daughter | New Worker | New Jersey |
| 14 | John Crespy | 63 | Head | — | Italy |
| 15 | Angelina Crespy | 60 | Wife | — | New York |
| 16 | Theresa Crespy | 24 | Daughter | Secretary | New Jersey |
| 17 | Harry Crespy | 16 | Son | New Worker | New Jersey |
| 18 | Angelina Schwab | 34 | Daughter | Secretary | New Jersey |
| 19 | Mary Miller | 61 | Head | — | Poland |
| 20 | Leo Miller THIS PERSON | 40 | Son | Machinist | New Jersey |
| 21 | Willis Wortham | 55 | Head | Foreman | North Carolina |
| 22 | Verna Wortham | 54 | Wife | — | Virginia |
| 23 | Willis L. Wortham | 27 | Son | Machinist | New Jersey |
| 24 | Constantine Katronis | 45 | Head | Waiter | Greece |
| 25 | Freida Katronis | 38 | Wife | — | Greece |
| 26 | Constantine Katronis | 14 | Son | New Worker | New York |
| 27 | Gertrude Katronis | 12 | Daughter | — | New York |
| 28 | Emily Katronis | 7 | Daughter | — | New York |
| 29 | Daniel Nelsen | 51 | Head | Shipwright | Norway |
| 30 | Martha Nelsen | 50 | Wife | — | Norway |
| 31 | Morten Nelsen | 23 | Son | Shipfitter | New Jersey |
| 32 | Arthur Nelsen | 12 | Son | — | New Jersey |
| 33 | Catherine Maly | 47 | Head | — | New York |
| 34 | Michael Maly | 11 | Son | — | New York |
| 35 | Rose Mcfail | 75 | Lodger | — | Illinois |
| 36 | Louie Zippulo | 65 | Head | — | Germany |
| 37 | Linda Zippulo | 36 | Daughter | Packer | New Jersey |
| 38 | Paul Zippulo | 24 | Son | Draftsman | New Jersey |
| 39 | Peter Walsh | 52 | Head | Chief Clerk | New Jersey |
| 40 | Margaret Walsh | 42 | Wife | — | New Jersey |
Pedigree Summary
Leo
Gen 1 · 6 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)