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Leroy Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Passaic-County, New Jersey
Our Model Tree links this Leroy Brown across the 1910, 1920, 1930 and 1940 US Censuses in Passaic-County, New Jersey (XGBoost, ~Confirmed), with identified parents Thomas & Maria — first a son (b.~1899), then head of a 3-person household.
Age 41
b. ~1899
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Passaic-County, New Jersey |
| Surname | Brown |
| Given Name | LeRoy |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 41 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Paterson City |
| 1935 Residence (County) | Passaic |
| Additional Details | |
| Occupation | Chauffeur |
| Industry | Private family |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 420 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Chauffeur |
| Township / Ward | Paterson City |
| Est. Birth Year | ~1899 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Leroy | Age | Birth yr |
|---|---|---|---|---|
| Maria Brown | Head | — | 73 | ~1867 |
| Bessie Brown | Daughter | — | 39 | ~1901 |
| Leroy Brown | Son | — | 41 | ~1899 |
Census Appearances
1910
Passaic, New …
Son, age 9
Passaic, New Jersey · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Leroy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1920
Passaic, New …
Son, age 19
Passaic, New Jersey · implied b. ~1901 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Leroy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Porter |
| Industry | Metropole Co |
| 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
Passaic, New …
Son, age 30
Passaic, New Jersey · implied b. ~1900 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Leroy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Rhode Island |
| Occupation | Chauffeur |
| Industry | Private Family |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | WW |
| Veteran | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Passaic-County, New …
Son, age 41
Passaic-County, New Jersey · implied b. ~1899 — 3 household members
| Surname | Brown |
| Given Name | LeRoy |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 41 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Paterson City |
| 1935 Residence (County) | Passaic |
| Occupation | Chauffeur |
| Industry | Private family |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 420 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same House |
| 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 Leroy Brown across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Brown (~0.92 confidence) and mother Maria Brown (~0.92 confidence) and mother Maria Brown (~0.92 confidence) and mother Maria Brown (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Brown
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Maria Brown
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Maria Brown
b. ~1867
Source mother
● Household
· direct · ~0.92
Mother
Maria Brown
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Leroy Brown
Son · 1940 · age 41 · b. ~1899 · New Jersey
★ You are viewing this record
Sibling
Bessie Brown
Sibling · 1940 · age 39
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 — Passaic-County, New Jersey
Open full size
1940 US Federal Census — Passaic-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02431-00204)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | May Singelakes | 29 | wife | — | Greece |
| 42 | Dorothea Singelakes | 1 | daughter | — | New Jersey |
| 43 | Abraham Musik | 29 | head | Salesman | England |
| 44 | Betty Musik | 26 | wife | — | Poland |
| 45 | Maria Brown | 73 | head | Laundress | New Jersey |
| 46 | Leroy Brown THIS PERSON | 41 | son | Chauffeur | New Jersey |
| 47 | Bessie Brown | 39 | daughter | Presser | New Jersey |
| 48 | Isaac Higgs | 37 | head | Laborer | North Carolina |
| 49 | Elsie Higgs | 33 | sister | Domestic | North Carolina |
| 50 | Elizabeth Kirland | 27 | sister | Domestic | North Carolina |
| 51 | Russell Kirland | 5 | sister child | — | New Jersey |
| 52 | Louis Harris | 68 | head | Painter | Russia |
| 53 | Rebecca Harris | 54 | wife | — | Russia |
| 54 | George W. Harris | 29 | son | Garage Mech. | New York |
| 55 | Harold Sat Harris | 21 | son | — | New York |
| 56 | Shirley Harris | 18 | daughter | Office Work | New Jersey |
| 57 | Rhoda Harris | 14 | daughter | — | New Jersey |
| 58 | Phyllis H. Goldstein | 31 | head | — | New York |
| 59 | Gerald R. Goldstein | 4 | son | — | New Jersey |
| 60 | Ellen Goldstein | 1 | daughter | — | New Jersey |
| 61 | Alexander Jackson | 54 | head | Porter | Virginia |
| 62 | Romie A. Jackson | 52 | wife | Companion | North Carolina |
| 63 | Jessie B. Jackson | 16 | son | — | New Jersey |
| 64 | Louis Fisher | 33 | head | Porter | New York |
| 65 | Elsie Fisher | 27 | wife | — | New Jersey |
| 66 | Rita Fisher | 6 | daughter | — | New Jersey |
| 67 | Lois Fisher | 4 | daughter | — | New Jersey |
| 68 | Received Incorrect Information From Neighbor As To Number In Above Household. Blank Line | None | — | — | — |
| 69 | John W. Turner | 46 | head | Porter | South Carolina |
| 70 | Carolina Turner | 42 | wife | House Cleaning | North Carolina |
| 71 | Wilbur Turner | 20 | son | Porter | Connecticut |
| 72 | Ruth Turner | 18 | daughter | — | Connecticut |
| 73 | Richard Turner | 16 | son | — | New York |
| 74 | Bruce Turner | 12 | daughter | — | New York |
| 75 | Arthur Jackson | 32 | head | Floor Waxer | New Jersey |
| 76 | Viola Jackson | 27 | wife | Domestic | Georgia |
| 77 | Kenneth Jackson | 9 | son | — | New Jersey |
| 78 | Harry Bigelisen | 48 | head | Fur Designer | Poland |
| 79 | Ida Bigelisen | 45 | wife | — | Poland |
| 80 | Esther Bigelisen | 22 | daughter | Proprietress | New Jersey |
Related Census Records
Pedigree Summary
Leroy + 1 sibling
Gen 1 · 4 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)