RH
Ruth Hoffman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Ruth Hoffman across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 9-person household.
Age 14
b. ~1926
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Hoffman |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same Place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1926 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Charles Hoffman | Son | — | 18 | ~1922 |
| Charles Hoffman | Head | — | 38 | ~1902 |
| Margaret Hoffman | Spouse | — | 36 | ~1904 |
| Margaret Hoffman | Daughter | — | 5 | ~1935 |
| Shirley Hoffman | Daughter | — | 8 | ~1932 |
| Raymond Hoffman | Son | — | 6 | ~1934 |
| Helen Hoffman | Daughter | — | 16 | ~1924 |
| Thomas Hoffman | Son | — | 12 | ~1928 |
| Ruth Hoffman | Daughter | — | 14 | ~1926 |
Census Appearances
1930
Baltimore, Maryland
Daughter, age 2
Baltimore, Maryland · implied b. ~1928 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Daughter, age 14
Baltimore-City-County, Maryland · implied b. ~1926 — 9 household members
| Surname | Hoffman |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 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 Hoffman across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Hoffman
Daughter · 1940 · age 14 · b. ~1926 · Maryland
★ You are viewing this record
Sibling
Raymond Hoffman
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Hoffman
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Hoffman
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Hoffman
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Hoffman
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Hoffman
Sibling · 1940 · age 18
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-t0627-01539-00104)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | August Riggin | 35 | Head | Telegraph Op | Pennsylvania |
| 42 | Delores Riggin | 35 | Wife | Beauty Operator | Tennessee |
| 43 | Joan Riggin | 16 | Daughter | — | W. Virginia |
| 44 | Charles P. Hoffman | 38 | Head | Repair Man | Maryland |
| 45 | Margaret Hoffman | 36 | Wife | — | Maryland |
| 46 | Charles Hoffman | 18 | Son | — | Maryland |
| 47 | Helen Hoffman | 16 | Daughter | — | Maryland |
| 48 | Ruth Hoffman THIS PERSON | 14 | Daughter | — | Maryland |
| 49 | Thomas Hoffman | 12 | Son | — | Maryland |
| 50 | Shirley Hoffman | 8 | Daughter | — | Maryland |
| 51 | Raymond Hoffman | 6 | Son | — | Maryland |
| 52 | Margaret Hoffman | 5 | Daughter | — | Maryland |
| 53 | Andrew G. Easter | 43 | Head | Architect | Maryland |
| 54 | Edythe B. Easter | 39 | Wife | Regis. Nurse | Maryland |
| 55 | Grace C. Easter | 18 | Daughter | — | Maryland |
| 56 | John O. Easter | 52 | Head | Salesman | Philadelphia |
| 57 | Annie E. Easter | 46 | Wife | — | Maryland |
| 58 | John G. Easter | 17 | Son | — | Maryland |
| 59 | Arnold C. Linne | 41 | Head | Marine Engineer | Maryland |
| 60 | Margaret E. Linne | 45 | Wife | — | Maryland |
| 61 | Arnold C. Jr. Linne | 13 | Son | — | Maryland |
| 62 | Paul A. Linne | 8 | Son | — | Maryland |
| 63 | Arthur E. Chase | 49 | Head | Printer Roller Maker | Maryland |
| 64 | Anna P. Chase | 48 | Wife | — | Maryland |
| 65 | Arthur P. Chase | 24 | Son | Furnace Worker | Maryland |
| 66 | Harry E. Chase | 18 | Son | Apprentice Boy | Maryland |
| 67 | Bernard A. Chase | 16 | Son | — | Maryland |
| 68 | Joseph F. Smith | 72 | Head | — | Maryland |
| 69 | Amelia M. Smith | 72 | Wife | — | Maryland |
| 70 | Jos. Wm. Schwarz | 38 | Head | Plumber | Maryland |
| 71 | Marie A. Schwarz | 38 | Wife | Stenographer | Maryland |
| 72 | Carl Jos. Schwarz | 17 | Son | — | Maryland |
| 73 | Francis Schwaym | 23 | Head | Pressman | Maryland |
| 74 | Anna E. Schwaym | 21 | Wife | — | Maryland |
| 75 | Francis Schwaym | 1 | Son | — | Maryland |
| 76 | Sherman Kelbaugh | 34 | Head | Refrigeration Service Man | Maryland |
| 77 | Marion Kelbaugh | 30 | Wife | — | Maryland |
| 78 | Gloria Kelbaugh | 11 | Daughter | — | Maryland |
| 79 | Patricia Kelbaugh | 6 | Daughter | — | Maryland |
| 80 | William H. Bentley | 25 | Head | Power Hammerman | Ohio |
Related Census Records
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)