RM
Ruth Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this Ruth Martin across the 1920, 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed), with identified parents Dora & Patrick — first a daughter (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Female
Daughter
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Martin |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | East Orange |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Secretary |
| Industry | Hospital |
| Class of Worker | PW |
| Hours Worked | 42 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Secretary |
| Township / Ward | East Orange |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Florence Martin | Daughter | — | 24 | ~1916 |
| Ruth Martin | Daughter | — | 26 | ~1914 |
| Nathan Martin | Head | — | 56 | ~1884 |
| Dora Martin | Spouse | — | 60 | ~1880 |
Census Appearances
1920
Essex, New …
Daughter, age 5
Essex, New Jersey · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Ireland |
| Mother's Birthplace | New York |
| Occupation | none |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Essex, New …
Daughter, age 16
Essex, New Jersey · implied b. ~1914 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Ireland |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Essex-County, New …
Daughter, age 26
Essex-County, New Jersey · implied b. ~1914 — 4 household members
| Surname | Martin |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | East Orange |
| 1935 Residence (County) | Essex |
| Occupation | Secretary |
| Industry | Hospital |
| Class of Worker | PW |
| Hours Worked | 42 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Ruth Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Dora Martin (~0.92 confidence) and father Patrick Martin (~0.92 confidence) and father Nathan Martin (~0.92 confidence) and mother Lillian Martin (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Dora Martin
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
Patrick Martin
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Nathan Martin
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Lillian Martin
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Martin
Daughter · 1940 · age 26 · b. ~1914 · New Jersey
★ You are viewing this record
Sibling
Florence Martin
Sibling · 1940 · age 24
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 — Essex-County, New Jersey
Open full size
1940 US Federal Census — Essex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02332-00130)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Fred Tucker | 62 | Head | Manager | Mass. |
| 42 | Lorna Tucker | 62 | Wife | — | Mass. |
| 43 | Dorothy Tucker | 35 | Daughter | Teacher | Mass. |
| 44 | John H. Kearney | 52 | Head | Contractor | New York |
| 45 | Jessie R. Kearney | 58 | Wife | — | New York |
| 46 | John K. Kearney | 27 | Son | Salesman | New Jersey |
| 47 | Thomas Coffey | 61 | Head | Electrician | New York |
| 48 | Mabel Coffey | 53 | Wife | — | New Jersey |
| 49 | Ernest E. Gerry | 32 | Head | Inspector | Mass. |
| 50 | Doris Gerry | 26 | Wife | Stenographer | Nova Scotia |
| 51 | George Koehler | 46 | Head | Policeman | New Jersey |
| 52 | Martha Koehler | 47 | Wife | — | New Jersey |
| 53 | George Jr. Koehler | 12 | Son | — | New Jersey |
| 54 | Paul E. Kast | 57 | Head | Underwriter | New York |
| 55 | Josephine Kast | 54 | Wife | Part Time Stenographer | Germany |
| 56 | Dorothy Kast | 18 | Daughter | Steno-Clerk | New York |
| 57 | Paula Kast | 15 | Daughter | — | New Jersey |
| 58 | Anna Smyth | 68 | Head | — | New Jersey |
| 59 | Frank Smyth | 55 | Brother | — | New Jersey |
| 60 | William Smyth | 52 | Brother | Salesman | New Jersey |
| 61 | William Jr. Smyth | 14 | Nephew | — | New Jersey |
| 62 | John Smyth | 13 | Nephew | — | New Jersey |
| 63 | Raymond Byrnes | 33 | Head | Liverman | New Jersey |
| 64 | Anne Byrnes | 34 | Wife | — | New Jersey |
| 65 | Carole Byrnes | 1 | Daughter | — | New Jersey |
| 66 | Nathan Martin | 56 | Head | Manager | Russia |
| 67 | Dora Martin | 60 | Wife | — | Russia |
| 68 | Ruth Martin THIS PERSON | 26 | Daughter | Secretary | New York |
| 69 | Florence Martin | 24 | Daughter | Secretary | New Jersey |
| 70 | Charles L. Anderson | 57 | Head | Chemist | Norway |
| 71 | Edward J. Ehrmann | 35 | Head | Butcher | New Jersey |
| 72 | Dorothy Ehrmann | 30 | Wife | — | New Jersey |
| 73 | Edward J. Jr. Ehrmann | 10 | Son | — | New Jersey |
| 74 | Deanna Ehrmann | 2 | Daughter | — | New Jersey |
| 75 | Paul T. Noble | 47 | Head | Interior Decorator | New Jersey |
| 76 | Henry C. Peter | 64 | Head | Shipping Clerk | New York |
| 77 | Minnie Peter | 57 | Wife | — | Germany |
| 78 | Rudy Peter | 26 | Son | Civil Engineer | New Jersey |
| 79 | William Peter | 23 | Son | Clerk | Penn. |
| 80 | John J. Hastings | 64 | Head | Agent | New York |
Pedigree Summary
Ruth + 1 sibling
Gen 1 · 4 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)