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Mary Meehan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Mary Meehan across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 8-person household.
Age 46
b. ~1894
Female
Spouse
Born: Irish Free State
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Meehan |
| Given Name | Mary A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birthplace (normalized) | irish free state |
| Township / Ward | Chicago |
| Est. Birth Year | ~1894 |
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 |
|---|---|---|---|---|
| Josephine Meehan | Daughter | — | 20 | ~1920 |
| Margaret Meehan | Daughter | — | 11 | ~1929 |
| James Forrest | Other | — | 36 | ~1904 |
| Mary Meehan | Daughter | — | 11 | ~1929 |
| William Meehan | Head | — | 40 | ~1900 |
| Mary Meehan | Spouse | — | 46 | ~1894 |
| James Meehan | Son | — | 16 | ~1924 |
| Michael Ford | Other | — | 40 | ~1900 |
Census Appearances
1930
Cook, Illinois
Spouse, age 34
Cook, Illinois · implied b. ~1896 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Meehan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| Naturalization Status | Alien |
| Year of Immigration | 1927 |
| Age at First Marriage | 25 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Veteran | No |
| Birthplace (normalized) | irish free state |
1940
Cook-County, Illinois
Spouse, age 46
Cook-County, Illinois · implied b. ~1894 — 8 household members
| Surname | Meehan |
| Given Name | Mary A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| 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 Meehan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Meehan
Spouse · 1940 · age 46 · b. ~1894 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00953-00342)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Janice Zehringer | 1 | Daughter | — | Chicago |
| 42 | Maurice Dugan | 60 | Head | Laborer | Free State |
| 43 | Alice Dugan | 58 | Wife | — | Ohio |
| 44 | Andrew Dugan | 21 | Son | Clerk | Chicago |
| 45 | Edward Dugan | 17 | Son | — | Chicago |
| 46 | Nellie Ahlberg | 79 | Head | — | Sweden |
| 47 | Stella Ahlberg | 29 | Daughter | — | Chicago |
| 48 | Daniel Mcbride | 41 | Roomer | Switchman | Chicago |
| 49 | David Cephm | 76 | Roomer | — | Denmark |
| 50 | Patrick Gayle | 73 | Head | Ret. Policeman | Irish Free State |
| 51 | Theresa Gayle | 70 | Wife | — | Indiana |
| 52 | Charles Koch | 53 | Head | Janitor | Indiana |
| 53 | Barbara Koch | 55 | Wife | — | Pennsylvania |
| 54 | Charles P. Koch | 21 | Son | Laborer | Chicago |
| 55 | Clara Ann Koch | 18 | Daughter | — | Chicago |
| 56 | William Meehan | 40 | Head | Hostler | Irish Free State |
| 57 | Mary A. Meehan THIS PERSON | 46 | Wife | — | Irish Free State |
| 58 | Josephine Meehan | 20 | Daughter | — | English Canada |
| 59 | James Meehan | 16 | Son | — | Chicago |
| 60 | Margaret Meehan | 11 | Daughter | — | Irish Free State |
| 61 | Mary Meehan | 11 | Daughter | — | Chicago |
| 62 | Michael Ford | 40 | Roomer | Laborer | Irish Free State |
| 63 | James Forrest | 36 | Roomer | Laborer | Chicago |
| 64 | Neil B. Jones | 50 | Head | Laborer | St. Louis |
| 65 | Nellie Jones | 48 | Wife | — | Ohio |
| 66 | Neil B. Jr. Jones | 23 | Son | New Worker | Chicago |
| 67 | Donald R. Jones | 21 | Son | New Worker | Chicago |
| 68 | Paul R. Jones | 20 | Son | New Worker | Chicago |
| 69 | Judith Anderson | 6 | Granddaughter | — | Chicago |
| 70 | William F. Gowen | 78 | Head | — | Kentucky |
| 71 | Mary Gowen | 75 | Wife | — | Illinois |
| 72 | Emma Parker | 66 | Roomer | — | New York |
| 73 | Michael J. Cardiff | 49 | Head | — | Chicago |
| 74 | Alvina Cardiff | 40 | Wife | — | Chicago |
| 75 | Mary L. Cardiff | 16 | Daughter | — | Chicago |
| 76 | Lorraine Cardiff | 13 | Daughter | — | Chicago |
| 77 | John Kennick | 37 | Head | Laborer | Chicago |
| 78 | Sophie Kennick | 27 | Wife | — | Chicago |
| 79 | Samuel Tjader | 60 | Head | Mechanic | Sweden |
| 80 | Anna Tjader | 54 | Wife | — | Sweden |
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)