GC
Grace Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Camden-County, New Jersey
Our Model Tree links this Grace Clark across the 1920, 1930 and 1940 US Censuses in Camden-County, New Jersey (XGBoost, ~Confirmed), with identified parents J & Ella — first a daughter (b.~1918), then head of a 4-person household.
Age 22
b. ~1918
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Camden-County, New Jersey |
| Surname | Clark |
| Given Name | Grace |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Camden City |
| 1935 Residence (County) | Camden |
| Additional Details | |
| Occupation | waitress |
| Industry | oyster house |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 780 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Waitress |
| Township / Ward | Camden City |
| Est. Birth Year | ~1918 |
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 Grace | Age | Birth yr |
|---|---|---|---|---|
| Louis Clark | Head | — | 41 | ~1899 |
| Grace Clark | Daughter | — | 22 | ~1918 |
| Hazel Green | Other | — | 22 | ~1918 |
| George Seaman | Son | — | 20 | ~1920 |
Census Appearances
1920
Camden, New …
Other, age 3
Camden, New Jersey · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Grace |
| Relationship to Head | Grand Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| 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
Camden, New …
Daughter, age 13
Camden, New Jersey · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Grace |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| 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
Camden-County, New …
Daughter, age 22
Camden-County, New Jersey · implied b. ~1918 — 4 household members
| Surname | Clark |
| Given Name | Grace |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Camden City |
| 1935 Residence (County) | Camden |
| Occupation | waitress |
| Industry | oyster house |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 780 |
| Highest Grade | Hs 4 |
| 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 Grace Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father J Swallow (~0.83 confidence) and mother Ella Swallow (~0.83 confidence) and mother Rachel Clark (~0.92 confidence) and father Sarin Clark (~0.92 confidence) and father Louis Clark (~0.92 confidence). The pedigree spans 2 generations with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.88
Father
J Swallow
b. ~1866
Source mother>father
● Household
· direct · ~0.83
Mother
Ella Swallow
b. ~1868
Source mother>mother
● Household
· direct · ~0.83
Mother
Rachel Clark
b. ~1894
Source mother
● Household
· direct · ~0.92
Father
Sarin Clark
b. ~1896
Source father
● Household
· direct · ~0.92
Father
Louis Clark
b. ~1899
Source father
● Household
· direct · ~0.92
This person
Anchor record
Grace Clark
Daughter · 1940 · age 22 · b. ~1918 · New Jersey
★ You are viewing this record
Sibling
George Seaman
Sibling · 1940 · age 20
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 — Camden-County, New Jersey
Open full size
1940 US Federal Census — Camden-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02394-00127)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Phyla Goldstein | 5 | daughter | — | Pennsylvania |
| 2 | Samuel Swartz | 53 | head | Merchant | Russia |
| 3 | Rose Swartz | 41 | wife | — | Russia |
| 4 | Ben Weinberg | 55 | head | Merchant | Russia |
| 5 | Ida Weinberg | 52 | wife | — | Russia |
| 6 | Herbert Weinberg | 23 | son | Salesman | New Jersey |
| 7 | Miriam Weinberg | 20 | daughter | Salesgirl | New Jersey |
| 8 | Sol Weinberg | 18 | son | Salesman | New Jersey |
| 9 | Michael Goldstein | 38 | head | Merchant | Pennsylvania |
| 10 | Dora Goldstein | 36 | wife | — | Russia |
| 11 | Fred Goldstein | 17 | son | — | Pennsylvania |
| 12 | Gerald Goldstein | 15 | son | — | Pennsylvania |
| 13 | David Swartz | 38 | head | Merchant | Pennsylvania |
| 14 | Rae Swartz | 35 | wife | — | Pennsylvania |
| 15 | Yola Swartz | 8 | daughter | — | Pennsylvania |
| 16 | Norton Swartz | 4 | son | — | New Jersey |
| 17 | Edra Joy Swartz | 1 | daughter | — | New Jersey |
| 18 | Nathan Friedenberg | 56 | head | Merchant | Pennsylvania |
| 19 | Rebecca Friedenberg | 50 | wife | — | New Jersey |
| 20 | Ralph Friedenberg | 28 | son | Salesman | New Jersey |
| 21 | Sylvia Friedenberg | 25 | daughter | Teacher | New Jersey |
| 22 | Myer Leider | 43 | head | Merchant | Austria |
| 23 | Minnie Leider | 39 | wife | — | Russia |
| 24 | Gladys Leider | 17 | daughter | — | New Jersey |
| 25 | Evelyn Leider | 14 | daughter | — | New Jersey |
| 26 | Gerald Leider | 9 | son | — | New Jersey |
| 27 | Freda Leider | 4 | daughter | — | New Jersey |
| 28 | Louis Clark | 41 | head | Manager | New Jersey |
| 29 | Grace Clark THIS PERSON | 22 | daughter | Waitress | New Jersey |
| 30 | George Seaman | 20 | son | Waiter | New Jersey |
| 31 | Hazel Green | 22 | boarder | Waitress | New Jersey |
| 32 | David Kravitz | 50 | head | Taylor | Russia |
| 33 | Rose Kravitz | 49 | wife | — | Russia |
| 34 | Bernard Kravitz | 20 | son | Salesman | Pennsylvania |
| 35 | Robert Dewey | 58 | head | Templer | New Jersey |
| 36 | Rebecca Dewey | 54 | wife | — | New Jersey |
| 37 | Clyde Dewey | 18 | son | — | New Jersey |
| 38 | Fredric Johnson | 62 | head | Paper Hanger | New Jersey |
| 39 | Betty M Johnson | 38 | wife | — | New Jersey |
| 40 | Rodman Johnson | 17 | son | Laborer | New Jersey |
Pedigree Summary
Grace + 1 sibling
Gen 1 · 3 parents
~0.92
Gen 2 · 2 grandparents
~0.83
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)