TS
Theodore Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Theodore Smith across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed), with identified parents Harry & Lena — first a head (b.~1902), then head of a 4-person household.
Age 38
b. ~1902
Male
Head
Born: Russia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Smith |
| Given Name | Theodore |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Clerk |
| Industry | Post Office |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 2100 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
| Occupation | Clerk |
| Township / Ward | New York City |
| Est. Birth Year | ~1902 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Theodore | Age | Birth yr |
|---|---|---|---|---|
| Joan Smith | Daughter | — | 5 | ~1935 |
| Theodore Smith | Head | — | 38 | ~1902 |
| Robert Smith | Son | — | 10 | ~1930 |
| Sally Smith | Spouse | — | 31 | ~1909 |
Census Appearances
1920
Kings, New …
Son, age 17
Kings, New York · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Theodore |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Russia |
| Year of Immigration | 1911 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Yiddish |
| Birth Country | Russia |
| Year of Naturalization | 1912 |
| Birthplace (normalized) | russia |
1930
Kings, New …
Other, age 27
Kings, New York · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Theodore |
| Relationship to Head | Son-in-law |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Russia |
| Naturalization Status | Naturalized |
| Year of Immigration | 1911 |
| Age at First Marriage | 26 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Occupation | Registry Clerk |
| Industry | Post Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Russian |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1940
Kings-County, New …
Head, age 38
Kings-County, New York · implied b. ~1902 — 4 household members
| Surname | Smith |
| Given Name | Theodore |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Naturalization Status | Naturalized |
| Occupation | Clerk |
| Industry | Post Office |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 2100 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
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 Theodore Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Harry Smith (~0.92 confidence) and mother Lena Smith (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Smith
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Lena Smith
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Theodore Smith
Head · 1940 · age 38 · b. ~1902 · 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 — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02599-00312)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Stella Adler | 24 | Daughter | Machine Operator | New York |
| 42 | Sam Barsky | 52 | Head | Clerk | New York |
| 43 | Nellie Barsky | 26 | Wife | — | New York |
| 44 | Arlene Barsky | 7 | Daughter | — | New York |
| 45 | Jerry Barsky | 5 | Son | — | New York |
| 46 | Blossom Barsky | 2 | Daughter | — | New York |
| 47 | Jack Krouty | 38 | Head | Peddler | New York |
| 48 | Frieda Krouty | 31 | Wife | — | Russia |
| 49 | Gloria Krouty | 6 | Daughter | — | New York |
| 50 | Richard Krouty | 3 | Son | — | New York |
| 51 | Morris Boomer | 44 | Head | Laborer | New York |
| 52 | Ruth Boomer | 24 | Wife | — | New York |
| 53 | Seymour Boomer | 16 | Son | — | New York |
| 54 | Allen Boomer | 10 | Son | — | New York |
| 55 | Morris Rosenfort | 35 | Head | Machine Operator | New York |
| 56 | Libbie Rosenfort | 29 | Wife | — | Poland |
| 57 | Nancy Rosenfort | 9 | Daughter | — | New York |
| 58 | Harlan Rosenfort | 7 | Son | — | New York |
| 59 | Gloria Rosenfort | 5 | Daughter | — | New York |
| 60 | Jessie Kaplan | 45 | Head | — | New York |
| 61 | Muriel Kaplan | 21 | Daughter | Jr. Clerk | New York |
| 62 | Leonard Kaplan | 16 | Son | — | New York |
| 63 | Nathan Moscovitz | 78 | Father | — | Russia |
| 64 | Sam Josephson | 35 | Head | Carpet Layer | England |
| 65 | Lillian Josephson | 30 | Wife | — | New York |
| 66 | Arnold Josephson | 10 | Son | — | New York |
| 67 | Arlene Josephson | 9 | Daughter | — | New York |
| 68 | Sheila Josephson | 4 | Daughter | — | New York |
| 69 | Joseph Cohen | 47 | Head | Plumber | Russia |
| 70 | Ida Cohen | 42 | Wife | — | Russia |
| 71 | Abraham Cohen | 22 | Son | Mechanic | New York |
| 72 | Pearl Cohen | 16 | Daughter | — | New York |
| 73 | Theodore Smith THIS PERSON | 38 | Head | Clerk | Russia |
| 74 | Sally Smith | 31 | Wife | — | New York |
| 75 | Robert Smith | 10 | Son | — | New York |
| 76 | Joan Smith | 5 | Daughter | — | New York |
| 77 | Abraham Fitzer | 42 | Head | Salesman | New York |
| 78 | Ray Fitzer | 40 | Wife | — | New York |
| 79 | Nathan Fitzer | 19 | Son | Salesman | New York |
| 80 | Goodman Fitzer | 14 | Son | — | New York |
Pedigree Summary
Theodore
Gen 1 · 2 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)