RC
Ruth Cohen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Ruth Cohen across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1904), then head of a 6-person household.
Age 36
b. ~1904
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Cohen |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Book-keeper |
| Industry | Newspaper |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1352 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Book-Keeper |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1904 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Selma Cohen | Daughter | — | 30 | ~1910 |
| Dora Cohen | Head | — | 63 | ~1877 |
| Ruth Cohen | Daughter | — | 36 | ~1904 |
| Agnes Cohen | Daughter | — | 38 | ~1902 |
| Howard Cohen | Son | — | 28 | ~1912 |
| Sylvia Cohen | Daughter | — | 34 | ~1906 |
Census Appearances
1930
Baltimore, Maryland
Other, age 25
Baltimore, Maryland · implied b. ~1905 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cohen |
| Given Name | Ruth |
| Relationship to Head | Sister |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Occupation | Bookkeeper |
| Industry | Newspaper |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Daughter, age 36
Baltimore-City-County, Maryland · implied b. ~1904 — 6 household members
| Surname | Cohen |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Occupation | Book-keeper |
| Industry | Newspaper |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1352 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Cohen
Daughter · 1940 · age 36 · b. ~1904 · Maryland
★ You are viewing this record
Sibling
Agnes Cohen
Sibling · 1940 · age 38
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sylvia Cohen
Sibling · 1940 · age 34
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Cohen
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Selma Cohen
Sibling · 1940 · age 30
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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01524-00679)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jacob Rosenbaum | 54 | Head | Tailor | Germany |
| 2 | Carrie Rosenbaum | 52 | Wife | — | Maryland |
| 3 | Sadie Rosenthal | 55 | Sister-in-law | Sales Lady | Maryland |
| 4 | Manuel Goldstein | 28 | Head | Teacher | Maryland |
| 5 | Sylvia Goldstein | 28 | Wife | — | Maryland |
| 6 | Dora Cohen | 63 | Head | — | Russia |
| 7 | Agnes Cohen | 38 | Daughter | Stenographer | Maryland |
| 8 | Ruth Cohen THIS PERSON | 36 | Daughter | Book-Keeper | Maryland |
| 9 | Sylvia Cohen | 34 | Daughter | Store-Keeper | Maryland |
| 10 | Selma Cohen | 30 | Daughter | Book-Keeper | Maryland |
| 11 | Howard Cohen | 28 | Son | Tailor | Maryland |
| 12 | Benjamin Blumenthal | 46 | Head | Salesman | Connecticut |
| 13 | Eva Blumenthal | 45 | Wife | — | Russia |
| 14 | Naomi F. Blumenthal | 23 | Daughter | Stenographer | Maryland |
| 15 | Sheldon A. Blumenthal | 22 | Son | Lino-Type Operator | Maryland |
| 16 | Rita J. Blumenthal | 14 | Daughter | — | Maryland |
| 17 | Rose Skugam | 48 | Head | — | Russia |
| 18 | Henry G. Turpin | 71 | Head | — | Maryland |
| 19 | Mary S. Turpin | 66 | Wife | — | Illinois |
| 20 | Sidney G. Turpin | 32 | Son | Sign Painter | Maryland |
| 21 | Cora H. Lutchin | 66 | Head | — | Maryland |
| 22 | William Cole | 22 | Head | Tele-Type Operator | New York |
| 23 | Ellen Cole | 20 | Wife | Sales Clerk | New York |
| 24 | Thomas Moss | 56 | Head | Teacher - Music | England |
| 25 | Esther Moss | 45 | Wife | — | Maryland |
| 26 | Thomas R. Moss | 18 | Son | — | Washington DC |
| 27 | Henry Weaver | 55 | Head | Ass'T Shipping + Receiving Clerk | Maryland |
| 28 | Edna Weaver | 53 | Wife | — | Maryland |
| 29 | Louis B. Hoffman | 65 | Head | Store-Keeper | Lithuania |
| 30 | Lena Hoffman | 59 | Wife | — | Lithuania |
| 31 | William Hoffman | 39 | Son | Pharmacist | Maryland |
| 32 | Sylvia Hoffman | 25 | Daughter | Teacher | Maryland |
| 33 | Isaac Keyser | 53 | Head | President | Russia |
| 34 | Mollie Keyser | 51 | Wife | — | Russia |
| 35 | Irvin Keyser | 16 | Son | — | Maryland |
| 36 | Thelma Keyser | 13 | Daughter | — | Maryland |
| 37 | Over Left | None | space | — | — |
| 38 | John Wm Sr Sheffer | 70 | Head | Income Tax Adjuster | W. Virginia |
| 39 | Mary E. Sheffer | 67 | Wife | — | Maryland |
| 40 | Jessie E. Sheffer | 45 | Daughter | — | Maryland |
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)