RC
Ruth Cohen — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Ruth Cohen across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Louis & Louis — first a daughter (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Cohen |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville city |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Secretary |
| Industry | Law office |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 256 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Secretary |
| Township / Ward | Somerville City |
| Est. Birth Year | ~1917 |
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 |
|---|---|---|---|---|
| Louis Cohen | Head | — | 62 | ~1878 |
| Ruth Cohen | Daughter | — | 23 | ~1917 |
| Abraham Cohen | Son | — | 19 | ~1921 |
| Dora Cohen | Spouse | — | 57 | ~1883 |
Census Appearances
1920
Middlesex, Massachusetts
Daughter, age 4
Middlesex, Massachusetts · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cohen |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Russia |
| Mother's Birthplace | Poland |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 13
Middlesex, Massachusetts · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cohen |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Russia |
| Mother's Birthplace | Poland |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 23
Middlesex-County, Massachusetts · implied b. ~1917 — 4 household members
| Surname | Cohen |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville city |
| 1935 Residence (County) | Middlesex |
| Occupation | Secretary |
| Industry | Law office |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 256 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Cohen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Louis Cohen (~0.92 confidence) and father Louis Cohen (~0.92 confidence) and father Louis Cohen (~0.92 confidence) and mother Dora Cohen (~0.92 confidence) and mother Lena Cohen (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Louis Cohen
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Louis Cohen
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Louis Cohen
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Dora Cohen
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Lena Cohen
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Cohen
Daughter · 1940 · age 23 · b. ~1917 · Massachusetts
★ You are viewing this record
Sibling
Abraham Cohen
Sibling · 1940 · age 19
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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01703-00523)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Louis B. Vognoni | 42 | Head | Shoe Cutter | Massachusetts |
| 2 | Anita Vognoni | 45 | Wife | Beverage | Italy |
| 3 | Anthony Moriello | 39 | Head | Janitor | Massachusetts |
| 4 | Vincenza Moriello | 15 | Daughter | — | Massachusetts |
| 5 | Edith Marotta | 25 | Sister-in-law | Truck Driver | Massachusetts |
| 6 | Florence Marotta | 22 | Sister-in-law | Hairdresser | Massachusetts |
| 7 | Guido Guidi | 45 | Head | Restaurant Owner | Italy |
| 8 | Julia L. Guidi | 40 | Wife | — | Massachusetts |
| 9 | Dorothy Guidi | 20 | Daughter | Presser | Massachusetts |
| 10 | Anthony Guidi | 16 | Son | New Worker | Massachusetts |
| 11 | Joseph Guidi | 8 | Son | — | Massachusetts |
| 12 | Stephen C. Corrieri | 27 | Head | Compositor | Massachusetts |
| 13 | Eleanor G. Corrieri | 22 | Wife | — | Massachusetts |
| 14 | John S. Corrieri | 2 | Son | — | Massachusetts |
| 15 | John P. Connor | 47 | Head | Watchman | Eire |
| 16 | Jenny K. Connor | 47 | Wife | — | Massachusetts |
| 17 | Louis Cohen | 62 | Head | Tailor | Russia |
| 18 | Dora Cohen | 57 | Wife | — | Poland |
| 19 | Ruth Cohen THIS PERSON | 23 | Daughter | Secretary | Massachusetts |
| 20 | Abraham J. Cohen | 19 | Son | — | Massachusetts |
| 21 | Theodore H. Corrieri | 25 | Head | Machine Operator | Massachusetts |
| 22 | Lucy G. Corrieri | 19 | Wife | — | Massachusetts |
| 23 | Annette B. Corrieri | 1 | Daughter | — | Massachusetts |
| 24 | Theodore H. (Infant) Corrieri | 0 | Son | — | Massachusetts |
| 25 | Clarence Gammons | 34 | Head | Truckman | Canada |
| 26 | Madeline C. Gammons | 34 | Wife | — | Massachusetts |
| 27 | Robert R. Jones | 15 | Step-son | — | Massachusetts |
| 28 | Madeline R. Jones | 14 | Step-daughter | — | Massachusetts |
| 29 | David C. Jones | 3 | Step-son | — | Massachusetts |
| 30 | Angelo P. Perrotta | 25 | Head | Maintenance | Massachusetts |
| 31 | Rachel F. Perrotta | 24 | Wife | — | Massachusetts |
| 32 | Matilda T. Perrotta | 1 | Daughter | — | Massachusetts |
| 33 | Francis G. Perrotta | 0 | Son | — | Massachusetts |
| 34 | Thomas F. Doody | 21 | Head | Clerk | Massachusetts |
| 35 | Catherine B. Doody | 20 | Wife | — | Massachusetts |
| 36 | Thomas F. Doody | 1 | Son | — | Massachusetts |
| 37 | Iuro S. Nelson | 31 | Head | Painter | Sweden |
| 38 | Mary Nelson | 28 | Wife | — | Canada |
| 39 | Marjorie A. Nelson | 6 | Daughter | — | Massachusetts |
| 40 | Sylvia M. Nelson | 3 | Daughter | — | Massachusetts |
Pedigree Summary
Ruth + 1 sibling
Gen 1 · 5 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)