MC
Martha Cooper — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Essex, New Jersey
Our Model Tree links this Martha Cooper across the 1910 and 1920 US Censuses in Essex, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1900), then head of a 7-person household.
Age 20
b. ~1900
Female
Daughter
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Essex, New Jersey |
| Surname | Cooper |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Additional Details | |
| Occupation | Button |
| Industry | Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Button |
| Township / Ward | Newark New Jersey |
| Est. Birth Year | ~1900 |
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.
7 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Carolina Vanderveer | Spouse | — | 52 | ~1868 |
| Allen Furman | Other | — | 29 | ~1891 |
| Martha Cooper | Daughter | — | 20 | ~1900 |
| Iona Cooper | Daughter | — | 26 | ~1894 |
| Charles Vanderveer | Head | — | 61 | ~1859 |
| Sarah Cooper | Daughter | — | 33 | ~1887 |
| Bessie Cooper | Daughter | — | 22 | ~1898 |
Census Appearances
1910
Union, New …
Daughter, age 11
Union, New Jersey · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Essex, New …
Daughter, age 20
Essex, New Jersey · implied b. ~1900 — 7 household members
| Surname | Cooper |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Button |
| Industry | Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Martha Cooper across 2 US Census years (1910 and 1920) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Cooper
Daughter · 1920 · age 20 · b. ~1900 · New Jersey
★ You are viewing this record
Sibling
Bessie Cooper
Sibling · 1920 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Cooper
Sibling · 1920 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Iona Cooper
Sibling · 1920 · age 26
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 — Essex, New Jersey
Open full size
1920 US Federal Census — Essex, New Jersey
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1035unit:0528)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John C Mccall | 48 | Head | Barber | Virginia |
| 2 | Maggie Mccall | 27 | Wife | Laborer | Georgia |
| 3 | Jeff Lovett | 45 | Roomer | Laborer | Georgia |
| 4 | Lafayette Harrison | 51 | Head | Housework | New Jersey |
| 5 | Charles Hatchett | 5 | Adopted Son | — | New Jersey |
| 6 | Denton Williams | 42 | Cousin | Mason | Virginia |
| 7 | Sarah Darby | 40 | Head | Housework | North Carolina |
| 8 | Paul Darby | 19 | Son | Teamster | North Carolina |
| 9 | Charles Darby | 17 | Son | Helper | North Carolina |
| 10 | Charles Vanderveer | 61 | Head | Laborer | New Jersey |
| 11 | Carolina Vanderveer | 52 | Wife | Housework | Virginia |
| 12 | Sarah Cooper | 33 | Daughter | Laundry | Virginia |
| 13 | Iona Cooper | 26 | Daughter | Housework | Pennsylvania |
| 14 | Bessie Cooper | 22 | Daughter | Modiste | Pennsylvania |
| 15 | Martha Cooper THIS PERSON | 20 | Daughter | Button | Pennsylvania |
| 16 | Allen Furman | 29 | Boarder | Laborer | New Jersey |
| 17 | Louis Beltzner | 53 | Head | Saloonkeeper | Austria |
| 18 | Lenna Beltzner | 44 | Wife | — | Austria |
| 19 | Benny Beltzner | 21 | Son | Keeper | New Jersey |
| 20 | Golda Beltzner | 24 | Daughter | Clerk | New Jersey |
| 21 | Abie Beltzner | 19 | Son | Bartender | New Jersey |
| 22 | Esther Beltzner | 17 | Daughter | — | New Jersey |
| 23 | John Jacks | 39 | Head | Salesman | New Jersey |
| 24 | Minnie Jacks | 37 | Wife | — | New Jersey |
| 25 | Frederick Jacks | 79 | Father-in-law | — | Germany |
| 26 | Harry Efflander | 44 | Head | Novelty Worker | Germany |
| 27 | Amelia Efflander | 44 | Wife | — | New Jersey |
| 28 | Maria Efflander | 11 | Daughter | — | New Jersey |
| 29 | Adolph Efflander | 7 | Son | — | New Jersey |
| 30 | John Bent | 44 | Head | Laborer | North Carolina |
| 31 | Victoria Bent | 28 | Wife | — | North Carolina |
| 32 | Pender Thomas | 28 | Boarder | Fur | Georgia |
| 33 | Clara Vaton | 40 | Head | Bench Work | Georgia |
| 34 | John Brown | 27 | Son-in-law | Sheet Metal | Georgia |
| 35 | Manda Brown | 21 | Daughter | — | Georgia |
| 36 | Henderson Crosby | 55 | Head | Barber | North Carolina |
| 37 | Rosa Crosby | 23 | Wife | Housework | Georgia |
| 38 | Allen Douglas | 25 | Boarder | — | Georgia |
| 39 | Oscar Brown | 22 | Boarder | Steel Worker | North Carolina |
| 40 | Albert Young | 55 | Boarder | Minister | South Carolina |
| 41 | Hessie Duncan | 23 | Head | Laborer | Georgia |
| 42 | Bessie Duncan | 21 | Wife | — | Georgia |
| 43 | Manson Foster | 35 | Boarder | Laborer | Georgia |
| 44 | Annie Foster | 29 | Wife | — | Georgia |
| 45 | Iley Foster | 27 | Boarder | — | Georgia |
| 46 | Wesley Sanders | 50 | Head | Bench Work | Alabama |
| 47 | Cardie Sanders | 45 | Wife | — | Georgia |
| 48 | Vancie Sanders | 19 | Daughter | Bench Work | Georgia |
| 49 | Annie Sanders | 18 | Daughter | Bench Work | Georgia |
| 50 | Willie Sanders | 8 | Daughter | — | Georgia |
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)