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Leroy Johnson — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Westchester-County, New York

Our Model Tree links this Leroy Johnson across the 1930 and 1940 US Censuses in Westchester-County, New York (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 8-person household.

Age 13 b. ~1927 Male Son Born: Washington D.C. Single

1940 Census Record Details

Census Year1940
LocationWestchester-County, New York
SurnameJohnson
Given NameLeRoy
Relationship to HeadSon
SexM
Color / RaceBlack
Age13
Marital StatusSingle
BirthplaceWashington D.C.
1935 Residence (City)Mount Vernon
1935 Residence (County)Westchester
Additional Details
Highest GradeNo 7
1935 ResidenceSame place
Birth StateDistrict of Columbia
Birth CountryUnited States
Birthplace (normalized)washington dc
Township / WardMount Vernon
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.

8 people recorded at the same address in the 1940 census.

Name Relation to head Relative to Leroy Age Birth yr
Alice Johnson Daughter — 7 ~1933
Maud Johnson Spouse — 34 ~1906
Leroy Johnson Son — 13 ~1927
Preston Johnson Son — 9 ~1931
Gertrude Johnson Daughter — 6 ~1934
Preston Johnson Head — 32 ~1908
Lorain Johnson Daughter — 2 ~1938
Beola Johnson Daughter — 11 ~1929

Census Appearances

1930
Westchester, New …
Son, age 3
Westchester, New York · implied b. ~1927 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Johnson
Given Name Leroy
Relationship to Head Son
Sex M
Color / Race Black
Age 3
Marital Status Single
Birthplace Washington D.C.
Father's Birthplace Virginia
Mother's Birthplace Virginia
Birth State District of Columbia
Birth Country United States
Birthplace (normalized) washington dc
1940
Westchester-County, New …
Son, age 13
Westchester-County, New York · implied b. ~1927 — 8 household members
Surname Johnson
Given Name LeRoy
Relationship to Head Son
Sex M
Color / Race Black
Age 13
Marital Status Single
Birthplace Washington D.C.
1935 Residence (City) Mount Vernon
1935 Residence (County) Westchester
Highest Grade No 7
1935 Residence Same place
Birth State District of Columbia
Birth Country United States
Birthplace (normalized) washington dc

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.
Linked across censuses
Our Model Tree links Leroy Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Leroy Johnson
Son · 1940 · age 13 · b. ~1927 · New York
★ You are viewing this record
Sibling
Preston Johnson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lorain Johnson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Johnson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beola Johnson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Johnson
Sibling · 1940 · age 6
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 — Westchester-County, New York Open full size

Page Contents

39 people indexed on this census page (nara:1940:m-t0627-02806-00991)

Line Name Age Relation Occupation Birthplace
41 Levi Jones 44 Head Driller N. Carolina
42 Frances Jones 37 Wife — N. Carolina
43 Lonnie Jones 25 Son — N. Carolina
44 Persila Jones 14 Daughter — N. Carolina
45 Marceline Jones 12 Daughter — N. Carolina
46 Preston Johnson 32 Head Garage Man Virginia
47 Maud Johnson 34 Wife — Virginia
48 Leroy Johnson THIS PERSON 13 Son — Washington D.C.
49 Beola Johnson 11 Daughter — New York
50 Preston Jr. Johnson 9 Son — New York
51 Alice Johnson 7 Daughter — New York
52 Gertrude Johnson 6 Daughter — New York
53 Lorain Johnson 2 Daughter — New York
54 Venie Grant 52 Head — N. Carolina
55 James Grant 14 Son — Pennsylvania
56 Joseph Grant 12 Son — Pennsylvania
57 Evelyn Grant 10 Daughter — Pennsylvania
58 Helper Grant 9 Son — Pennsylvania
59 Cantie Prebread 28 Head Butler S. Carolina
60 Georgia Prebread 27 Wife — S. Carolina
61 Claudette Prebread 6 Daughter — Massachusetts
62 Edward Prebread 4 Son — Massachusetts
63 Charles Prebread 3 Son — Massachusetts
64 Lena Robinson 30 Head Domestic N. Carolina
65 Herbert Coleman 35 Lodger Porter Virginia
66 Maggie Coleman 33 Wife — Virginia
67 Leola Kelly 26 Lodger Domestic S. Carolina
68 Thomas Thompson 42 Head Laborer Virginia
69 Vera Thompson 42 Wife — Virginia
70 Mary Thompson 4 Daughter — New York
71 Charles Burell 44 Head Porter Virginia
72 Leslie Page 33 Lodger Porter Ohio
73 Charles Alstemer 53 Head Laborer New York
74 Agnes Alstemer 60 Wife — New York
75 Hilda Thompson 42 Head — Sweden
76 Carl H. Thompson 54 Son Watchman Sweden
77 Reginald Cerreta 49 Head — Italy
78 Angeline Cerreta 42 Wife — Italy
79 Jean Cerreta 21 Daughter Stenographer New York

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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)

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