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Ruth Foster — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Ruth Foster across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 10-person household.
Age 11
b. ~1929
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Foster |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same Place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1929 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| David Ross | Other | — | 75 | ~1865 |
| Echenia Ross | Other | — | 23 | ~1917 |
| Paul Foster | Son | — | 13 | ~1927 |
| Mary Foster | Spouse | — | 42 | ~1898 |
| Ruth Foster | Daughter | — | 11 | ~1929 |
| Raymond Foster | Head | — | 49 | ~1891 |
| Mollie Foster | Daughter | — | 15 | ~1925 |
| Palestine Foster | Daughter | — | 7 | ~1933 |
| Delores Foster | Daughter | — | 16 | ~1924 |
| Raymond Foster | Son | — | 20 | ~1920 |
Census Appearances
1930
Baltimore, Maryland
Daughter, age 1
Baltimore, Maryland · implied b. ~1929 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | West Indies |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Daughter, age 11
Baltimore-City-County, Maryland · implied b. ~1929 — 10 household members
| Surname | Foster |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Highest Grade | No 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 Foster across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Foster
Daughter · 1940 · age 11 · b. ~1929 · Maryland
★ You are viewing this record
Sibling
Raymond Foster
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Palestine Foster
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Foster
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mollie Foster
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Delores Foster
Sibling · 1940 · age 16
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
38 people indexed on this census page (nara:1940:m-t0627-01514-00249)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Irene Jones | 22 | Sister | — | Maryland |
| 42 | Raymond Foster | 49 | Head | Porter | Maryland |
| 43 | Mary Foster | 42 | Wife | — | Maryland |
| 44 | Raymond Foster | 20 | Son | Smelter | Maryland |
| 45 | Delores Foster | 16 | Daughter | — | Maryland |
| 46 | Mollie Foster | 15 | Daughter | — | Maryland |
| 47 | Paul Foster | 13 | Son | — | Maryland |
| 48 | Ruth Foster THIS PERSON | 11 | Daughter | — | Maryland |
| 49 | Palestine Foster | 7 | Daughter | — | Maryland |
| 50 | David Ross | 75 | Father-in-law | — | Maryland |
| 51 | Echenia Ross | 23 | Sister-in-law | Maid | Maryland |
| 53 | Samuel Ward | 50 | Head | Waiter | Virginia |
| 54 | Hester Ward | 50 | Wife | Domestic | Virginia |
| 55 | Nellie Johnson | 25 | Nephew | Laborer | Maryland |
| 56 | Nelson Johnson | 44 | Lodger | Stevedore | Maryland |
| 57 | Otto Johnson | 26 | Lodger | Laborer | Maryland |
| 58 | Alex Ellis | 33 | Lodger | Laborer | Virginia |
| 59 | Arthur Herbert | 46 | Lodger | Chauffeur | Virginia |
| 61 | John Green | 42 | Head | Laborer | Virginia |
| 62 | Ruth Green | 24 | Wife | — | Maryland |
| 63 | John Jr. Green | 3 | Son | — | Maryland |
| 64 | Doris Green | 1 | Daughter | — | Maryland |
| 65 | Lannie Williams | 25 | Lodger | Porter | Maryland |
| 66 | Walter Nichols | 39 | Head | Mechanic | Maryland |
| 67 | Emma Nichols | 41 | Wife | — | Maryland |
| 68 | Geraldine Nichols | 14 | Daughter | — | Maryland |
| 69 | Walter Jr. Nichols | 6 | Son | — | Maryland |
| 70 | Ida Cooper | 39 | Head | Domestic | Virginia |
| 71 | William Cooper | 19 | Son | Newswork | Maryland |
| 72 | Ida Cooper | 17 | Daughter | — | Maryland |
| 73 | Kathleen Cooper | 15 | Daughter | — | Maryland |
| 74 | Thomas Mccoy | 45 | Lodger | Laborer | Maryland |
| 75 | Charles Perry | 36 | Head | Warehouseman | Georgia |
| 76 | Mary Perry | 36 | Wife | — | Georgia |
| 77 | William Perry | 13 | Son | — | Georgia |
| 78 | Bernice Perry | 10 | Daughter | — | Georgia |
| 79 | Eager Brady | 25 | Head | Butcher | Georgia |
| 80 | Florine Brady | 22 | Wife | Maid | Georgia |
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)