EC
Elizabeth Cox — 1920 US Census Record
Model Tree available1920 United States Federal Census · Union, New Jersey
Our Model Tree links this Elizabeth Cox across the 1920, 1930 and 1940 US Censuses in Union, New Jersey (XGBoost, ~Confirmed), with identified parents Arch & Dorothy — first a daughter (b.~1914), then head of a 10-person household.
Age 6
b. ~1914
Female
Daughter
Born: New Jersey
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Union, New Jersey |
| Surname | Cox |
| Given Name | Elizabeth E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Vermont |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Plainfield City |
| Est. Birth Year | ~1914 |
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.
10 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Elizabeth | Age | Birth yr |
|---|---|---|---|---|
| Nellie Flathy | Other | — | 24 | ~1896 |
| Kate Connolly | Other | — | 46 | ~1874 |
| Robert Cox | Son | — | ~1920 | |
| Rose Rushe | Other | — | 27 | ~1893 |
| Frances Cox | Spouse | — | 27 | ~1893 |
| Archibald Cox | Son | — | 7 | ~1913 |
| Mary Cox | Daughter | — | 3 | ~1917 |
| Isabella Percy | Other | — | 37 | ~1883 |
| Elizabeth Cox | Daughter | — | 6 | ~1914 |
| Archibald Cox | Head | — | 45 | ~1875 |
Census Appearances
1920
Union, New …
Daughter, age 6
Union, New Jersey · implied b. ~1914 — 10 household members
| Surname | Cox |
| Given Name | Elizabeth E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Vermont |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Union, New …
Daughter, age 16
Union, New Jersey · implied b. ~1914 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Eliz. B. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Vermont |
| Occupation | none |
| Industry | none |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Union-County, New …
Daughter, age 27
Union-County, New Jersey · implied b. ~1913 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Evelyn |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Plainfield city |
| 1935 Residence (County) | Union |
| Class of Worker | 0 |
| Highest Grade | H 2 |
| 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 Elizabeth Cox across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Arch Cox (~0.92 confidence) and mother Dorothy Cox (~0.50 confidence) and mother Frances Cox (~0.92 confidence) and father John Cox (~0.46 confidence). The pedigree spans 2 generations with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.7
Father
Arch Cox
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Dorothy Cox
b. ~1914
Source mother
● Household
· direct · ~0.5
Mother
Frances Cox
b. ~1893
Source mother
● Household
· direct · ~0.92
Father
John Cox
b. ~1867
Source mother>father
● Household
· direct · ~0.46
This person
Anchor record
Elizabeth Cox
Daughter · 1920 · age 6 · b. ~1914 · New Jersey
★ You are viewing this record
Sibling
Mary Cox
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Archibald Cox
Sibling · 1920 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Cox
Sibling · 1920 · age
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
1920 US Federal Census — Union, New Jersey
Open full size
1920 US Federal Census — Union, New Jersey
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1071unit:0945)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William P. Wood | 58 | Brother-in-law | — | Pennsylvania |
| 2 | Katherine S. Wood | 53 | Sister-in-law | — | Pennsylvania |
| 3 | Steward H. Whitney | 45 | Head | — | New York |
| 4 | Elizabeth Whitney | 43 | Wife | — | New Jersey |
| 5 | Helen E. Whitney | 27 | Daughter | — | New Jersey |
| 6 | George H. Condict | 58 | Head | Electrical Engineer | New Jersey |
| 7 | Anna H. Condict | 51 | Wife | — | Pennsylvania |
| 8 | Margaret Condict | 22 | Daughter | — | Pennsylvania |
| 9 | Harold C. Condict | 19 | Son | — | Connecticut |
| 10 | Margaret Richards | 63 | Aunt | — | Pennsylvania |
| 11 | Daphne Wood | 21 | Servant | Servant | North Carolina |
| 12 | William M. Wherry | 41 | Head | Lawyer | West Point |
| 13 | Rhoda Wherry | 40 | Wife | — | Pennsylvania |
| 14 | Marguerite Wherry | 15 | Daughter | — | New Jersey |
| 15 | William M. Jr. Wherry | 6 | Son | — | New Jersey |
| 16 | Emma Christopherson | 35 | Servant | Nurse | Norway |
| 17 | Lucy Hooker | 32 | Servant | Cook | Virginia |
| 18 | Mary Hopkins | 23 | Servant | Waitress | Ireland |
| 19 | Edward H. Birch | 63 | Head | Merchant | Jersey City |
| 20 | Rhoda Birch | 53 | Wife | — | Ohio |
| 21 | Louise D. Birch | 30 | Daughter | — | New Jersey |
| 22 | Eugenia James | 28 | Servant | Cook | Virginia |
| 23 | Vollia Dunn | 21 | Servant | Waitress | Virginia |
| 24 | Hedley V. Douglas | 46 | Head | Mining Engineer | Canada |
| 25 | Bertha L. Douglas | 40 | Wife | — | Nova Scotia |
| 26 | Gertrude E. H. Douglas | 15 | Daughter | — | Nova Scotia |
| 27 | John H. Douglas | 10 | Son | — | Newfoundland |
| 28 | Archibald Cox | 45 | Head | Lawyer | Delaware |
| 29 | Frances B. Cox | 27 | Wife | — | Vermont |
| 30 | Archibald Jr. Cox | 7 | Son | — | New Jersey |
| 31 | Elizabeth E. Cox THIS PERSON | 6 | Daughter | — | New Jersey |
| 32 | Mary D. Cox | 3 | Daughter | — | New Jersey |
| 33 | Robert H. 2Nd Cox | 0 | Son | — | New Jersey |
| 34 | Nellie Flathy | 24 | Servant | Waitress | Ireland |
| 35 | Rose Rushe | 27 | Servant | Chambermaid | Ireland |
| 36 | Kate Connolly | 46 | Servant | Cook | Ireland |
| 37 | Isabella Percy | 37 | Nurse | Nurse | Scotland |
| 38 | Albert A. Talmadge | 52 | Head | Vice President | Brooklyn |
| 39 | Augusta Talmadge | 52 | Wife | — | New York |
| 40 | Douglas Talmadge | 18 | Son | — | Massachusetts |
| 41 | Julia Carroll | 37 | Servant | Waitress | Ireland |
| 42 | Bridget Moore | 43 | Servant | Cook | Ireland |
| 43 | Mary Mcgovern | 44 | Servant | Chambermaid | Ireland |
| 44 | Walter S. Rogers | 42 | Head | Clerk | New York |
| 45 | Florence A. Rogers | 38 | Wife | — | New York |
| 46 | John G. Rogers | 5 | Son | — | New Jersey |
| 47 | Mine I. Anderson | 30 | Servant | Cook | Finland |
| 48 | Elizabeth Anderson | 27 | Servant | Waitress | New Jersey |
| 49 | Christian Anderson | 26 | Servant | Chauffeur | Norway |
| 50 | Edward Birch | 52 | Head | Merchant | New York |
Related Census Records
Pedigree Summary
Elizabeth + 3 siblings
Gen 1 · 3 parents
~0.78
Gen 2 · 1 grandparents
~0.46
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)