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Mary Barber — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Mary Barber across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1916), then head of a 8-person household.
Age 24
b. ~1916
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Barber |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Examiner |
| Industry | Wholesale Sport Clothing |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 547 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Examiner |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1916 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Barber | Daughter | — | 24 | ~1916 |
| Mary Barber | Daughter | — | 12 | ~1928 |
| Eugenia Barber | Head | — | 43 | ~1897 |
| John Barber | Son | — | 29 | ~1911 |
| Charles Barber | Son | — | 18 | ~1922 |
| Joseph Barber | Son | — | 20 | ~1920 |
| Alfred Barber | Son | — | 14 | ~1926 |
| Eugene Barber | Son | — | 27 | ~1913 |
Census Appearances
1930
Baltimore, Maryland
Daughter, age 13
Baltimore, Maryland · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barber |
| Given Name | Marian F |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Daughter, age 24
Baltimore-City-County, Maryland · implied b. ~1916 — 8 household members
| Surname | Barber |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Examiner |
| Industry | Wholesale Sport Clothing |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 547 |
| Highest Grade | No 7 |
| 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 Mary Barber across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Barber
Daughter · 1940 · age 24 · b. ~1916 · Maryland
★ You are viewing this record
Sibling
Alfred Barber
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Barber
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Barber
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Barber
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Barber
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Barber
Sibling · 1940 · age 29
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-t0627-01513-00506)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Betty A. Williams | 4 | Daughter | — | Maryland |
| 42 | Carroll W. Williams | 2 | Daughter | — | Maryland |
| 43 | Walter J. Hunner | 26 | Head | Apprentice | Maryland |
| 44 | Helen Hunner | 27 | Wife | — | Maryland |
| 45 | Alice G. Lutz | 66 | Head | — | Maryland |
| 46 | James J. Healy | 48 | Head | — | Ireland |
| 47 | Delia Healy | 52 | Wife | Janitress | Ireland |
| 48 | James J. Jr. Healy | 21 | Son | Clerk | Maryland |
| 49 | Margaret Healy | 20 | Daughter | Inspector | Maryland |
| 50 | John Healy | 18 | Son | — | Maryland |
| 51 | Anna M. Healy | 16 | Daughter | — | Maryland |
| 52 | Marino Trionfo | 74 | Head | Retired | Italy |
| 53 | Anna Trionfo | 65 | Wife | — | Italy |
| 54 | Margaret Trionfo | 28 | Daughter | Floor Girl | Maryland |
| 55 | Mary Trionfo | 26 | Daughter | Tailoring | Maryland |
| 56 | Lena Trionfo | 20 | Daughter | — | Maryland |
| 57 | Salvatore Trionfo | 35 | Son | Upholstering | Maryland |
| 58 | Joseph Trionfo | 24 | Son | Upholstering | Maryland |
| 59 | Magdalene Trionfo | 20 | Daughter | Seamstress | Maryland |
| 60 | Mariano Pastore | 8 | Grand-son | — | Maryland |
| 61 | Mary Pastore | 4 | Grand-daughter | — | Maryland |
| 62 | Joseph Jr. Trionfo | 1 | Grand-son | — | Maryland |
| 63 | John C. Stiger | 49 | Head | Truck Salesman | Maryland |
| 64 | Helen K. Stiger | 45 | Wife | — | Maryland |
| 65 | Louis G. Stiger | 20 | Son | Apprentice | Maryland |
| 66 | John C. Stiger | 12 | Son | — | Maryland |
| 67 | Ruth Gale | 35 | Sister-in-law | — | Maryland |
| 68 | Eugenia V. Barber | 43 | Head | — | Maryland |
| 69 | John W. Barber | 29 | Son | Operator | Maryland |
| 70 | Eugene V. Barber | 27 | Son | — | Maryland |
| 71 | Mary M. Barber THIS PERSON | 24 | Daughter | Examiner | Maryland |
| 72 | Joseph V. Barber | 20 | Son | Tool Clerk | Maryland |
| 73 | Charles A. Barber | 18 | Son | Stock Clerk | Maryland |
| 74 | Alfred B. Barber | 14 | Son | — | Maryland |
| 75 | Mary O. Barber | 12 | Daughter | — | Maryland |
| 76 | Goldie A. Heiner | 60 | Head | — | Germany |
| 77 | Leonore E. Heiner | 30 | Daughter | Secretary | Maryland |
| 78 | David Paul | 27 | Son-in-law | Accountant | Maryland |
| 79 | Charlotte Paul | 27 | Daughter | — | Maryland |
| 80 | Henry R. Korner | 44 | Head | Salesman | 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)