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Mary Mcguire — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Erie-County, New York
Our Model Tree links this Mary Mcguire across the 1930 and 1940 US Censuses in Erie-County, New York (XGBoost, ~Confirmed) — first a daughter (b.~1916), then head of a 12-person household.
Age 24
b. ~1916
Female
Daughter
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Erie-County, New York |
| Surname | McGuire |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Lackawanna |
| 1935 Residence (County) | Erie |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Abrasive manufacturing |
| Class of Worker | PW |
| Hours Worked | 11 |
| Income (1939) | 936 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Stenographer |
| Township / Ward | Lackawanna |
| Est. Birth Year | ~1916 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Mcguire | Daughter | — | 14 | ~1926 |
| Patricia Mcguire | Daughter | — | 8 | ~1932 |
| Rose Mcguire | Daughter | — | 7 | ~1933 |
| Kathleen Mcguire | Daughter | — | 18 | ~1922 |
| E Mcguire | Daughter | — | 21 | ~1919 |
| Mary Mcguire | Daughter | — | 24 | ~1916 |
| Francis Mcguire | Head | — | 51 | ~1889 |
| Francis Mcguire | Son | — | 26 | ~1914 |
| Joseph Mcguire | Son | — | 11 | ~1929 |
| Raymond Mcguire | Son | — | 4 | ~1936 |
| Charles Mcguire | Son | — | 16 | ~1924 |
| Mary Mcguire | Spouse | — | 49 | ~1891 |
Census Appearances
1930
Erie, New …
Daughter, age 14
Erie, New York · implied b. ~1916 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McGuire |
| Given Name | Mary M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Canada-English |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Erie-County, New …
Daughter, age 24
Erie-County, New York · implied b. ~1916 — 12 household members
| Surname | McGuire |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Lackawanna |
| 1935 Residence (County) | Erie |
| Occupation | Stenographer |
| Industry | Abrasive manufacturing |
| Class of Worker | PW |
| Hours Worked | 11 |
| Income (1939) | 936 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Mcguire across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcguire
Daughter · 1940 · age 24 · b. ~1916 · New York
★ You are viewing this record
Sibling
Patricia Mcguire
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Mcguire
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Mcguire
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Mcguire
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathleen Mcguire
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
E Mcguire
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mcguire
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Mcguire
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Mcguire
Sibling · 1940 · age 7
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 — Erie-County, New York
Open full size
1940 US Federal Census — Erie-County, New York
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02529-00419)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Peter J. Daley | 51 | Head | Crane Operator | Pennsylvania |
| 42 | Sarah Daley | 51 | Wife | Clerk | New York |
| 43 | Mildred Osborne | 26 | Daughter | Cashier | Pennsylvania |
| 44 | Thomas Osborne | 30 | Son-in-law | Furnaceman | New York |
| 45 | Bernard J. Daley | 40 | Head | Pattern Maker | Pennsylvania |
| 46 | Mary E. Daley | 40 | Wife | Stenographer | New York |
| 47 | Jeanine Daley | 18 | Daughter | — | New York |
| 48 | Lorraine Daley | 16 | Daughter | — | New York |
| 49 | Bernard Daley | 15 | Son | — | New York |
| 50 | Betty Ann Daley | 12 | Daughter | — | New York |
| 51 | Edwin Daley | 10 | Son | — | New York |
| 52 | Maureen Daley | 2 | Daughter | — | New York |
| 53 | Onofry Nees | 53 | Head | — | Poland |
| 54 | Pauline Nees | 49 | Wife | Cleaning | Poland |
| 55 | Walter Nees | 31 | Son | Repairman | New York |
| 56 | Helen Nees | 23 | Daughter | Office Work | New York |
| 57 | Laura Nees | 16 | Daughter | — | New York |
| 58 | Edward Nees | 14 | Son | — | New York |
| 59 | Pauline Alcof | 48 | Head | Switchboard Operator | Pennsylvania |
| 60 | Joseph Halligan | 44 | Brother | Janitor | Pennsylvania |
| 61 | Mary Halligan | 36 | Sister-in-law | — | Pennsylvania |
| 62 | Mary P. Halligan | 10 | Niece | — | New York |
| 63 | Albie Halligan | 9 | Nephew | — | New York |
| 64 | William Halligan | 6 | Nephew | — | New York |
| 65 | Joseph Halligan | 1 | Nephew | — | New York |
| 66 | Francis Mcguire | 51 | Head | Electrician | Ireland |
| 67 | Mary Mcguire | 49 | Wife | — | England |
| 68 | Francis Mcguire | 26 | Son | Fireman | New York |
| 69 | Mary M. Mcguire THIS PERSON | 24 | Daughter | Stenographer | New York |
| 70 | E. Bernadette Mcguire | 21 | Daughter | — | New York |
| 71 | Kathleen Mcguire | 18 | Daughter | — | New York |
| 72 | Charles Mcguire | 16 | Son | — | New York |
| 73 | Dorothy Mcguire | 14 | Daughter | — | New York |
| 74 | Joseph Mcguire | 11 | Son | — | New York |
| 75 | Patricia Mcguire | 8 | Daughter | — | New York |
| 76 | Rose Alice Mcguire | 7 | Daughter | — | New York |
| 77 | Raymond Mcguire | 4 | Son | — | New York |
| 78 | Stephen Bastrogians | 42 | Head | Manager | Greece |
| 79 | Mildred Bastrogians | 32 | Wife | — | New York |
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)