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Mary Maloney — 1930 US Census Record
Linked across censuses1930 United States Federal Census · St Louis, Missouri
Our Model Tree links this Mary Maloney across the 1930 and 1940 US Censuses in St Louis, Missouri (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 9-person household.
Age 11
b. ~1919
Female
Daughter
Born: Missouri
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | St Louis, Missouri |
| Surname | Maloney |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | St Louis City |
| Est. Birth Year | ~1919 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Maloney | Daughter | — | 11 | ~1919 |
| John Maloney | Head | — | 42 | ~1888 |
| George Maloney | Son | — | 22 | ~1908 |
| James Maloney | Son | — | 13 | ~1917 |
| Frank Maloney | Son | — | 18 | ~1912 |
| Brian Maloney | Son | — | 2 | ~1928 |
| John Maloney | Son | — | 9 | ~1921 |
| John Maloney | Son | — | 21 | ~1909 |
| Elizabeth Maloney | Spouse | — | 46 | ~1884 |
Census Appearances
1930
St Louis, …
Daughter, age 11
St Louis, Missouri · implied b. ~1919 — 9 household members
| Surname | Maloney |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-City-County, Missouri
Daughter, age 22
St.-Louis-City-County, Missouri · implied b. ~1918 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maloney |
| Given Name | Marcella |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | St Louis (city) |
| 1935 Residence (County) | St. Louis City |
| Occupation | stenographer |
| Industry | loan co |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 780 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Maloney across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Maloney
Daughter · 1930 · age 11 · b. ~1919 · Missouri
★ You are viewing this record
Sibling
Brian Maloney
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Maloney
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Maloney
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Maloney
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Maloney
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Maloney
Sibling · 1930 · age 13
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
1930 US Federal Census — St Louis, Missouri
Open full size
1930 US Federal Census — St Louis, Missouri
Page Contents
50 people indexed on this census page (ia:1930:missouricensus00reel1240:0916)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sylvester J Moriarty | 35 | Head | Salesman | Idaho |
| 2 | Elizabeth Moriarty | 29 | Wife | — | Missouri |
| 3 | Radford | 49 | Head | Machinist | Missouri |
| 4 | Mildred M Radford | 39 | Wife | — | Missouri |
| 5 | Cleo Radford | 18 | Daughter | Stenog | Kentucky |
| 6 | Cecil Belton | 30 | Head | Clerk | Illinois |
| 7 | Leona Belton | 30 | Wife | — | Missouri |
| 8 | Carl Jr Belton | 4 | Son | — | Missouri |
| 9 | Violet Belton | 0 | Daughter | — | Missouri |
| 10 | Isaac Lewis | 50 | Head | Contractor | Newfoundland |
| 11 | Martha Lewis | 44 | Wife | — | England |
| 12 | Edna M Lewis | 14 | Daughter | — | Missouri |
| 13 | Edwin C Freegard | 62 | Head | Gardener | England |
| 14 | Georgina Freegard | 62 | Wife | — | England |
| 15 | Sidney G Freegard | 13 | Son | — | Missouri |
| 16 | Wm Hengstman | 45 | Head | Painter | Missouri |
| 17 | Margaret M Heath | 47 | Head | — | Missouri |
| 18 | John M Heath | 17 | Son | Machinist | Missouri |
| 19 | Joseph Mulligan | 47 | Head | Machinist | Missouri |
| 20 | Eva M Mulligan | 37 | Wife | — | Missouri |
| 21 | Joseph Mulligan | 12 | Son | — | Missouri |
| 22 | John Mulligan | 10 | Son | — | Missouri |
| 23 | Josephine Mulligan | 7 | Daughter | — | Missouri |
| 24 | Frank Evans | 34 | Head | Carpenter | Missouri |
| 25 | Lillie Evans | 27 | Wife | — | Missouri |
| 26 | Otto Evans | 11 | Son | — | Missouri |
| 27 | Edward Evans | 5 | Son | — | Missouri |
| 28 | Elmer Evans | 2 | Son | — | Missouri |
| 29 | Edward Anderson | 28 | Brother-in-law | Laborer | Missouri |
| 30 | Raymond Anderson | 22 | Brother-in-law | Proprietor | Missouri |
| 31 | John Anderson | 5 | Nephew | — | Missouri |
| 32 | John J Maloney | 42 | Head | Producer | Missouri |
| 33 | Elizabeth Maloney | 46 | Wife | — | Missouri |
| 34 | John J Jr Maloney | 21 | Son | Druggist | Missouri |
| 35 | George Maloney | 22 | Son | Clerk | Missouri |
| 36 | Frank Maloney | 18 | Son | — | Missouri |
| 37 | James Maloney | 13 | Son | — | Missouri |
| 38 | Mary Maloney THIS PERSON | 11 | Daughter | — | Missouri |
| 39 | John T Maloney | 9 | Son | — | Missouri |
| 40 | Brian C Maloney | 2 | Son | — | Missouri |
| 41 | Michael Cavanaugh | 55 | Head | Laborer | Missouri |
| 42 | Sarah Cavanaugh | 53 | Wife | — | Missouri |
| 43 | Frank Cavanaugh | 22 | Son | Salesman | Missouri |
| 44 | George W Caudle | 42 | Head | Driver | Illinois |
| 45 | Lei Caudle | 42 | Wife | — | Missouri |
| 46 | Christine Caudle | 18 | Daughter | Operator | Missouri |
| 47 | Charles Caudle | 12 | Son | — | Missouri |
| 48 | William Caudle | 10 | Son | — | Missouri |
| 49 | Russell Caudle | 8 | Son | — | Missouri |
| 50 | Frank Sessler | 45 | Head | Clerk | Missouri |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)