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Jean Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mercer-County, New Jersey
Our Model Tree links this Jean Smith across the 1930 and 1940 US Censuses in Mercer-County, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, New Jersey |
| Surname | Smith |
| Given Name | Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | City Trenton |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | City Trenton |
| Est. Birth Year | ~1924 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jean | Age | Birth yr |
|---|---|---|---|---|
| Anne Smith | Daughter | — | 21 | ~1919 |
| Natalie Smith | Daughter | — | 18 | ~1922 |
| Mary Smith | Daughter | — | 11 | ~1929 |
| Jean Smith | Daughter | — | 16 | ~1924 |
| Thomas Smith | Head | — | 56 | ~1884 |
| Morris Smith | Son | — | 8 | ~1932 |
| Thomas Smith | Son | — | 23 | ~1917 |
| Andrew Smith | Son | — | 26 | ~1914 |
| Mary Smith | Spouse | — | 49 | ~1891 |
Census Appearances
1930
Mercer, New …
Daughter, age 5
Mercer, New Jersey · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New York |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Mercer-County, New …
Daughter, age 16
Mercer-County, New Jersey · implied b. ~1924 — 9 household members
| Surname | Smith |
| Given Name | Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | City Trenton |
| 1935 Residence (County) | Mercer |
| Industry | 0 |
| Highest Grade | No 8 |
| 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 Jean Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Jean Smith
Daughter · 1940 · age 16 · b. ~1924 · New Jersey
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Sibling
Natalie Smith
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Morris Smith
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Andrew Smith
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anne Smith
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Smith
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Smith
Sibling · 1940 · age 23
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 — Mercer-County, New Jersey
Open full size
1940 US Federal Census — Mercer-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02434-00038)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lawrence E. Walton | 2 | Son | — | New Jersey |
| 2 | Rachel Gothard | 22 | Sister | Maid | N. Carolina |
| 3 | Arthur L. Gothard | 1 | Son | — | New Jersey |
| 4 | Jesse Mitchel | 36 | Roomer | Labour | Georgia |
| 5 | Pratt Carmichael | 28 | Roomer | Labour | S. Carolina |
| 6 | Mitchel Hill | 40 | Roomer | Labour | Georgia |
| 7 | Marvin Hill | 17 | Son | Labour | Georgia |
| 8 | Blanch Ritley | 39 | Roomer | Maid | New Jersey |
| 9 | Crystal Kelly | 34 | Roomer | Labour | Georgia |
| 10 | Helmar Owens | 30 | Head | — | N. Carolina |
| 11 | Helena Owens | 15 | Daughter | — | New Jersey |
| 12 | Carrie Owens | 14 | Daughter | — | New Jersey |
| 13 | Francis H. Owens | 12 | Daughter | — | New Jersey |
| 14 | Harry C. Owens | 10 | Son | — | New Jersey |
| 15 | Florena C. Owens | 6 | Daughter | — | New Jersey |
| 16 | Anna May Owens | 2 | Daughter | — | New Jersey |
| 17 | Richard H. Griffin | 74 | Head | — | Canada English |
| 18 | Agnes Griffin | 71 | Wife | — | New Jersey |
| 19 | Elmer Griffin | 33 | Son | Labour | New Jersey |
| 20 | Mattie Griffin | 23 | Daughter | Housework | S. Carolina |
| 21 | Thomas J. Smith | 56 | Head | — | New York |
| 22 | Mary G. Smith | 49 | Wife | — | New York |
| 23 | Andrew M. Smith | 26 | Son | Master Mechanic | New York |
| 24 | Thomas J. Jr. Smith | 23 | Son | Maintenance Man | Rhode Island |
| 25 | Anne Smith | 21 | Daughter | Waitress | New Jersey |
| 26 | Natalie Smith | 18 | Daughter | — | New Jersey |
| 27 | Jean Smith THIS PERSON | 16 | Daughter | — | New Jersey |
| 28 | Mary Smith | 11 | Daughter | — | New Jersey |
| 29 | Morris J. Smith | 8 | Son | — | New Jersey |
| 30 | Willie M. Ball | 41 | Head | — | Georgia |
| 31 | John L. Ball | 22 | Son | Labour | Georgia |
| 32 | William H. Ball | 19 | Son | — | New Jersey |
| 33 | Thelma Ball | 18 | Daughter | Housework | New Jersey |
| 34 | Henry L. Ball | 15 | Son | — | New Jersey |
| 35 | Albert Ball | 13 | Son | — | New Jersey |
| 36 | George Randall | 42 | Boarder | — | Georgia |
| 37 | William Tillery | 44 | Head | Labour | Virginia |
| 38 | Emma Tillery | 33 | Wife | — | Virginia |
| 39 | Willis Brothers | 57 | Father | — | N. Carolina |
| 40 | Aneda Tillery | 16 | Daughter | — | Virginia |
Related Census Records
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)