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Mary Finney — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Mary Finney across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 8-person household.
Age 10
b. ~1930
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Finney |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Maryland |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1930 |
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 |
|---|---|---|---|---|
| Berta Finney | Spouse | — | 38 | ~1902 |
| Edgar Finney | Son | — | 14 | ~1926 |
| Miriam Finney | Daughter | — | 18 | ~1922 |
| Lorine Finney | Daughter | — | 16 | ~1924 |
| Mary Finney | Daughter | — | 10 | ~1930 |
| Edgard Finney | Head | — | 41 | ~1899 |
| Dorothy Finney | Daughter | — | 11 | ~1929 |
| Jocele Finney | Son | — | 13 | ~1927 |
Census Appearances
1930
Baltimore, Maryland
Daughter, age
Baltimore, Maryland · implied b. ~1930 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Finney |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 0 |
| 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 10
Baltimore-City-County, Maryland · implied b. ~1930 — 8 household members
| Surname | Finney |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Maryland |
| 1935 Residence (County) | Baltimore City |
| Highest Grade | No 4 |
| 1935 Residence | Maryland |
| 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 Finney across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Finney
Daughter · 1940 · age 10 · b. ~1930 · Maryland
★ You are viewing this record
Sibling
Dorothy Finney
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jocele Finney
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edgar Finney
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lorine Finney
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Miriam Finney
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-t0627-01523-00543)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Johnson | 36 | Head | Janitor | Maryland |
| 2 | Della Johnson | 34 | Lodger | — | Maryland |
| 3 | Ida Ross | 36 | Head | — | Maryland |
| 4 | Earl Ross | 17 | Son | Laborer | Maryland |
| 5 | Charles Ross | 15 | Son | — | Maryland |
| 6 | Theodore Ross | 14 | Son | — | Maryland |
| 7 | Hugo Ross | 14 | Son | — | Maryland |
| 8 | Franklin Ross | 12 | Son | — | Maryland |
| 9 | Pauline Ross | 8 | Daughter | — | Maryland |
| 10 | Nathaniel Ross | 6 | Son | — | Maryland |
| 11 | Shirley Ross | 4 | Daughter | — | Maryland |
| 12 | Rosalind Ross | 2 | Daughter | — | Maryland |
| 13 | Daisy Gross | 53 | Head | — | Maryland |
| 14 | Thomas P. Gross | 21 | Son | Laborer | Maryland |
| 15 | Vivian Gross | 19 | Daughter | — | Maryland |
| 16 | Erma Gross | 13 | Daughter | — | Maryland |
| 17 | Lillian Wilson | 45 | Sister-in-law | Days Work | Maryland |
| 18 | Bessie Cook | 54 | Sister | Days Work | Maryland |
| 19 | James Quarles | 49 | Head | Laborer | Maryland |
| 20 | Alma Quarles | 45 | Wife | Maid | Maryland |
| 21 | Viola Quarles | 12 | Daughter | — | Maryland |
| 22 | Jestina Quarles | 10 | Daughter | — | Maryland |
| 23 | Gilbert Quarles | 8 | Son | — | Maryland |
| 24 | Catherine Quarles | 6 | Daughter | — | Maryland |
| 25 | Edward Phillips | 20 | Lodger | Laborer | Maryland |
| 26 | Katie Phillips | 49 | Lodger | Domestic | Maryland |
| 27 | James L. Johnson | 41 | Head | Waiter | Maryland |
| 28 | Helda Johnson | 31 | Wife | — | Maryland |
| 29 | James L. Jr. Johnson | 18 | Son | — | Maryland |
| 30 | Levita C. Johnson | 16 | Daughter | — | Maryland |
| 31 | Adolphus Johnson | 11 | Son | — | Maryland |
| 32 | John V. Johnson | 10 | Son | — | Maryland |
| 33 | Edgard Finney | 41 | Head | — | Virginia |
| 34 | Berta Finney | 38 | Wife | Dayworker | N. Carolina |
| 35 | Miriam Finney | 18 | Daughter | — | Virginia |
| 36 | Lorine Finney | 16 | Daughter | — | Virginia |
| 37 | Edgar, Jr. Finney | 14 | Son | — | Maryland |
| 38 | Jocele Finney | 13 | Son | — | N. Carolina |
| 39 | Dorothy Finney | 11 | Daughter | — | Maryland |
| 40 | Mary Jane Finney THIS PERSON | 10 | 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)