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Lawrence Smith — 1940 US Census Record

Model Tree available

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

Our Model Tree links this Lawrence Smith across the 1910, 1920, 1930 and 1940 US Censuses in Nassau-County, New York (XGBoost, ~Confirmed), with identified parents Hannah & Irvin — first a head (b.~1907), then head of a 5-person household.

Age 33 b. ~1907 Male Head Born: New York Married

1940 Census Record Details

Census Year1940
LocationNassau-County, New York
SurnameSmith
Given NameLawrence
Relationship to HeadHead
SexM
Color / RaceWhite
Age33
Marital StatusMarried
BirthplaceNew York
1935 Residence (City)Oceanside
1935 Residence (County)Nassau
Additional Details
OccupationCarpenter
IndustryConstruction
Class of WorkerPW
Hours Worked48
Income (1939)1800
Highest GradeS 8
1935 ResidenceSame Place
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationCarpenter
Township / WardOceanside
Est. Birth Year~1907

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 Lawrence Age Birth yr
Alice Smith Daughter — 8 ~1932
Helen Smith Daughter — 8 ~1932
Lawrence Smith Head — 33 ~1907
Lawrence Smith Son — 6 ~1934
Delia Smith Spouse — 31 ~1909

Census Appearances

1910
Nassau, New …
Son, age 3
Nassau, New York · implied b. ~1907 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Smith
Given Name Lawrence
Relationship to Head Son
Sex M
Color / Race White
Age 3
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
1920
Nassau, New …
Son, age 12
Nassau, New York · implied b. ~1908 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Smith
Given Name Lawrence
Relationship to Head Son
Sex M
Color / Race White
Age 12
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Can Read Yes
Can Write Yes
Speaks English Yes
Mother Tongue English
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
Nassau, New …
Son, age 23
Nassau, New York · implied b. ~1907 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Smith
Given Name Lawrence C.
Relationship to Head Son
Sex M
Color / Race White
Age 23
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation Plasterer
Industry Buildings
Class of Worker W
Can Read/Write Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
Nassau-County, New …
Head, age 33
Nassau-County, New York · implied b. ~1907 — 5 household members
Surname Smith
Given Name Lawrence
Relationship to Head Head
Sex M
Color / Race White
Age 33
Marital Status Married
Birthplace New York
1935 Residence (City) Oceanside
1935 Residence (County) Nassau
Occupation Carpenter
Industry Construction
Class of Worker PW
Hours Worked 48
Income (1939) 1800
Highest Grade S 8
1935 Residence Same Place
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.
Model Tree available
Our Model Tree links Lawrence Smith across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Hannah Smith (~0.82 confidence) and father Irvin Smith (~0.92 confidence) and father Irvin Smith (~0.92 confidence) and father Isaac Smith (~0.92 confidence) and mother Alice Smith (~0.92 confidence) and mother Alice Smith (~0.92 confidence). The pedigree spans 2 generations with 6 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.9
Mother
Hannah Smith
b. ~1848
Source father>mother
● Household · direct · ~0.82
Father
Irvin Smith
b. ~1873
Source father
● Household · direct · ~0.92
Father
Irvin Smith
b. ~1873
Source father
● Household · direct · ~0.92
Father
Isaac Smith
b. ~1873
Source father
● Household · direct · ~0.92
Mother
Alice Smith
b. ~1879
Source mother
● Household · direct · ~0.92
Mother
Alice Smith
b. ~1880
Source mother
● Household · direct · ~0.92
This person
Anchor record
Lawrence Smith
Head · 1940 · age 33 · b. ~1907 · 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 — Nassau-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02689-00037)

Line Name Age Relation Occupation Birthplace
41 Walter Smith 40 Head Electrician New York
42 Lillian D. Smith 38 Wife Housewife New York
43 Florence Smith 13 Daughter School New York
44 Marilyn Smith 11 Daughter School New York
45 Barbara Smith 10 Daughter School New York
46 Roger Smith 6 Son School New York
47 Francis Trasker 29 Head Heater New York
48 Elsie Trasker 30 Wife Housewife New York
49 Francis Trasker 9 Son School New York
50 Shirley Trasker 7 Daughter School New York
51 Lillian Trasker 5 Daughter School New York
52 Kenneth Trasker 4 Son Baby New York
53 William Lynch 40 Brother-in-law Handyman New York
54 Lawrence Smith THIS PERSON 33 Head Carpenter New York
55 Delia Smith 31 Wife Housewife New York
56 Alice Smith 8 Daughter School New York
57 Helen Smith 8 Daughter School New York
58 Lawrence Smith 6 Son School New York
59 Leon Cutler 41 Head Photo Turkey
60 Armenouhi Cutler 33 Wife Housewife Turkey
61 James Carey 33 Head Engr. New York
62 Beatrice Carey 32 Wife Housewife Massachusetts
63 Lillian Ridgeway 48 Head Office Clerk Maine
64 Robert Ridgeway 25 Son Long Boy Massachusetts
65 Ruth Marshall 21 Niece Home Maine
66 Edward Duffy 45 Head Salesman New Jersey
67 Adelia Duffy 40 Wife — Canada-French
68 Edward Duffy 15 Son School New Jersey
69 Dolores Duffy 10 Daughter School New Brunswick
70 Mary Ann Stevens 63 Mother-in-law Home New York
71 Kirk Davis 45 Head Teacher New York
72 Bernice Davis 42 Wife Housewife New York
73 Truxton Davis 10 Son School New York
74 Donald Davis 7 Son School New York
75 Estelle Davis 75 Mother Unable New York
76 Richard Hilfrety 34 Head Presser Massachusetts
77 Gertrude Hilfrety 33 Wife Housewife Montana
78 Patricia Hilfrety 10 Daughter School New York
79 Richard Hilfrety 8 Son School Massachusetts
80 Robert Hilfrety 7 Son School Massachusetts

Search for Lawrence Smith

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Pedigree Summary

Lawrence
Gen 1 · 5 parents ~0.92
Gen 2 · 1 grandparents ~0.82
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)

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