CS
Catherine Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mercer-County, New Jersey
Our Model Tree links this Catherine Smith across the 1920, 1930 and 1940 US Censuses in Mercer-County, New Jersey (XGBoost, ~Confirmed), with identified parents Anthony & George — first a daughter (b.~1920), then head of a 5-person household.
Age 20
b. ~1920
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, New Jersey |
| Surname | Smith |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | TRENTON CITY |
| 1935 Residence (County) | MERCER |
| Additional Details | |
| Occupation | New Worker |
| Class of Worker | U |
| Hours Worked | 52 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | New Worker |
| Township / Ward | Trenton City |
| Est. Birth Year | ~1920 |
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 Catherine | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Smith | Daughter | — | 25 | ~1915 |
| Catherine Smith | Daughter | — | 20 | ~1920 |
| Anthony Smith | Head | — | 52 | ~1888 |
| Margaret Collins | Other | — | 63 | ~1877 |
| William Smith | Son | — | 15 | ~1925 |
Census Appearances
1920
Mercer, New …
Daughter, age
Mercer, New Jersey · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Mercer, New …
Daughter, age 10
Mercer, New Jersey · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Mercer-County, New …
Daughter, age 20
Mercer-County, New Jersey · implied b. ~1920 — 5 household members
| Surname | Smith |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | TRENTON CITY |
| 1935 Residence (County) | MERCER |
| Occupation | New Worker |
| Class of Worker | U |
| Hours Worked | 52 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 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 Catherine Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Anthony Smith (~0.92 confidence) and father George Smith (~0.92 confidence) and mother Mary Smith (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Anthony Smith
b. ~1888
Source father
● Household
· direct · ~0.92
Father
George Smith
b. ~1899
Source father
● Household
· direct · ~0.92
Mother
Mary Smith
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Catherine Smith
Daughter · 1940 · age 20 · b. ~1920 · New Jersey
★ You are viewing this record
Sibling
Gertrude Smith
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Smith
Sibling · 1940 · age 15
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-t0627-02437-00245)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ralph Kohn | 28 | Head | Medical Doctor | New Jersey |
| 2 | Margaret M. Russell | 60 | Head | — | Irish Free State |
| 3 | Thomas Gilligan | 52 | Brother-in-law | Deputy Chief | Irish Free State |
| 4 | John W. Petty | 35 | Head | Selling | Kentucky |
| 5 | Anna W. Petty | 35 | Wife | Sales Clerk | New Jersey |
| 6 | Mary J. Petty | 13 | Daughter | — | New Jersey |
| 7 | Melvin Hutchinson | 25 | Head | Metal-Worker | New Jersey |
| 8 | Mary Hutchinson | 31 | Wife | — | Mass. |
| 9 | Claire Van Dorn | 12 | Daughter | — | New Jersey |
| 10 | Melaine Hutchinson | 0 | Daughter | — | New Jersey |
| 11 | Margaret Hinterberg | 61 | Head | — | New Jersey |
| 12 | Ruth Hinterberg | 31 | Daughter | Teacher | New Jersey |
| 13 | Mary Hinterberg | 25 | Daughter | Teacher | New Jersey |
| 14 | Jack Kiernan | 34 | Head | Iron Worker | New York |
| 15 | Mary Kiernan | 30 | Wife | — | New Jersey |
| 16 | David Bunning | 26 | Head | Draftsman | Alabama |
| 17 | Florence Bunning | 26 | Wife | — | Pennsylvania |
| 18 | Raphael Bunning | 2 | Son | — | Pennsylvania |
| 19 | Lynche Slaven | 26 | Head | Sorter | New Jersey |
| 20 | Joseph Slaven | 9 | Son | — | New Jersey |
| 21 | James Clark | 64 | Head | Clerk | England |
| 22 | Alena Clark | 44 | Wife | — | New Jersey |
| 23 | James Clark | 23 | Son | New Worker | New Jersey |
| 24 | George Clark | 18 | Son | — | New Jersey |
| 25 | Mae Clark | 16 | Daughter | — | New Jersey |
| 26 | Anthony T. Smith | 52 | Head | Salesman | New Jersey |
| 27 | Gertrude Smith | 25 | Daughter | Clerk-Steno. | New Jersey |
| 28 | Catherine Smith THIS PERSON | 20 | Daughter | New Worker | New Jersey |
| 29 | William Smith | 15 | Son | — | New Jersey |
| 30 | Margaret Collins | 63 | Mother-in-law | — | New Jersey |
| 31 | Herman Koopersmith | 34 | Head | Truck-Driver | Russia |
| 32 | Sylvia Koopersmith | 33 | Wife | — | Pennsylvania |
| 33 | Eileen Koopersmith | 9 | Daughter | — | New Jersey |
| 34 | Patricia Koopersmith | 2 | Daughter | — | New Jersey |
| 35 | Sara Koopersmith | 53 | Mother | — | Russia |
| 36 | Mary A. Egan | 74 | Head | — | New Jersey |
| 37 | Sara M. Dugan | 70 | Sister | — | New Jersey |
| 38 | Henry Zoller | 46 | Head | Shipping Clerk | New Jersey |
| 39 | Anna Zoller | 43 | Wife | — | New Jersey |
| 40 | Mary-Jane Zoller | 6 | Daughter | — | New Jersey |
Pedigree Summary
Catherine + 2 siblings
Gen 1 · 3 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)