MH
Mary Hogan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Mary Hogan across the 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1870), then head of a 11-person household.
Age 60
b. ~1870
Female
Spouse
Born: Irish Free State
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Hogan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| Naturalization Status | Naturalized |
| Year of Immigration | 1888 |
| Age at First Marriage | 24 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Additional Details | |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birthplace (normalized) | irish free state |
| Township / Ward | Chicago |
| Est. Birth Year | ~1870 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Hogan | Daughter | — | 5 | ~1925 |
| John Hogan | Head | — | 63 | ~1867 |
| James Hogan | Son | — | 2 | ~1928 |
| William Hogan | Son | — | ~1930 | |
| Thomas Hogan | Son | — | 6 | ~1924 |
| John Hogan | Son | — | 4 | ~1926 |
| John Hogan | Son | — | 36 | ~1894 |
| Robert Hogan | Son | — | 1 | ~1929 |
| Thomas Hogan | Son | — | 30 | ~1900 |
| Mary Hogan | Spouse | — | 60 | ~1870 |
| Mary Hogan | Spouse | — | 32 | ~1898 |
Census Appearances
1930
Cook, Illinois
Spouse, age 60
Cook, Illinois · implied b. ~1870 — 11 household members
| Surname | Hogan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| Naturalization Status | Naturalized |
| Year of Immigration | 1888 |
| Age at First Marriage | 24 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birthplace (normalized) | irish free state |
1940
Cook-County, Illinois
Other, age 71
Cook-County, Illinois · implied b. ~1869 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hogan |
| Given Name | Margaret |
| Relationship to Head | Lodger |
| Sex | F |
| Color / Race | White |
| Age | 71 |
| Marital Status | Single |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birthplace (normalized) | irish free state |
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 Hogan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hogan
Spouse · 1930 · age 60 · b. ~1870 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel461:0993)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Margaret | 24 | Daughter | — | Illinois |
| 52 | Herbert | 22 | Son | — | Illinois |
| 53 | James Gorman | 34 | Head | Electrician | Illinois |
| 54 | Mary Gorman | 31 | Wife | — | Illinois |
| 55 | James Gorman | 5 | Son | — | Illinois |
| 56 | Mary Gorman | 2 | Daughter | — | Iowa |
| 57 | John Hogan | 63 | Head | Laborer | Irish Free State |
| 58 | Mary Hogan THIS PERSON | 60 | Wife | — | Irish Free State |
| 59 | John Hogan | 36 | Son | — | Illinois |
| 60 | Thomas Hogan | 30 | Son | Sergeant | Illinois |
| 61 | Mary Hogan | 32 | Wife | — | Illinois |
| 62 | Thomas Hogan | 6 | Son | — | Illinois |
| 63 | Mary Hogan | 5 | Daughter | — | Illinois |
| 64 | John Hogan | 4 | Son | — | Illinois |
| 65 | James Hogan | 2 | Son | — | Illinois |
| 66 | Robert Hogan | 1 | Son | — | Illinois |
| 67 | William Hogan | 0 | Son | — | Illinois |
| 68 | John Lynch | 45 | Head | Chauffeur | Irish Free State |
| 69 | Mary Lynch | 33 | Wife | — | Irish Free State |
| 70 | John Lynch | 15 | Son | — | Illinois |
| 71 | Mary Lynch | 13 | Daughter | — | Illinois |
| 72 | James Lynch | 11 | Son | — | Illinois |
| 73 | William Lynch | 2 | Son | — | Illinois |
| 74 | Robert Lynch | 0 | Son | — | Illinois |
| 75 | James Gallo | 43 | Head | Salesman | Italy |
| 76 | Rose Gallo | 35 | Wife | — | Italy |
| 77 | James Gallo | 2 | Son | — | Illinois |
| 78 | Mary Gallo | 1 | Daughter | — | Illinois |
| 79 | John Gallo | 0 | Son | — | Illinois |
| 80 | Rose Gallo | 0 | Daughter | — | Illinois |
| 81 | William Gallo | 0 | Son | — | Illinois |
| 82 | Joseph Gallo | 0 | Son | — | Illinois |
| 83 | Anthony Gallo | 0 | Son | — | Illinois |
| 84 | Frank Gallo | 0 | Son | — | Illinois |
| 85 | Theresa Gallo | 0 | Daughter | — | Illinois |
| 86 | Carmella Gallo | 0 | Daughter | — | Illinois |
| 87 | Michael Gallo | 0 | Son | — | Illinois |
| 88 | Peter Gallo | 0 | Son | — | Illinois |
| 89 | Paul Gallo | 0 | Son | — | Illinois |
| 90 | Louis Gallo | 0 | Son | — | Illinois |
| 91 | Dominick Gallo | 0 | Son | — | Illinois |
| 92 | Salvatore Gallo | 0 | Son | — | Illinois |
| 93 | Vincenzo Gallo | 0 | Son | — | Illinois |
| 94 | Rocco Gallo | 0 | Son | — | Illinois |
| 95 | Pasquale Gallo | 0 | Son | — | Illinois |
| 96 | Gennaro Gallo | 0 | Son | — | Illinois |
| 97 | Gaetano Gallo | 0 | Son | — | Illinois |
| 98 | Francesco Gallo | 0 | Son | — | Illinois |
| 99 | Antonio Gallo | 0 | Son | — | Illinois |
| 100 | Luigi Gallo | 0 | Son | — | Illinois |
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)