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Mary Mcguire — 1940 US Census Record
Model Tree available1940 United States Federal Census · Montgomery-County, Pennsylvania
Our Model Tree links this Mary Mcguire across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Bridget & John — first a daughter (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Pennsylvania |
| Surname | McGuire |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Norristown |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Occupation | Clerk |
| Industry | Bank |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Clerk |
| Township / Ward | Norristown |
| Est. Birth Year | ~1917 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Mcguire | Daughter | — | 23 | ~1917 |
| Anna Mcguire | Daughter | — | 20 | ~1920 |
| John Mcguire | Head | — | 55 | ~1885 |
| James Mcguire | Son | — | 25 | ~1915 |
| Bridget Mcguire | Spouse | — | 54 | ~1886 |
Census Appearances
1920
Montgomery, Pennsylvania
Daughter, age 3
Montgomery, Pennsylvania · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McGuire |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Montgomery, Pennsylvania
Daughter, age 13
Montgomery, Pennsylvania · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McGuire |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Montgomery-County, Pennsylvania
Daughter, age 23
Montgomery-County, Pennsylvania · implied b. ~1917 — 5 household members
| Surname | McGuire |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Norristown |
| 1935 Residence (County) | Montgomery |
| Occupation | Clerk |
| Industry | Bank |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Bridget Mcguire (~0.92 confidence) and father John Mcguire (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Bridget Mcguire
b. ~1886
Source mother
● Household
· direct · ~0.92
Father
John Mcguire
b. ~1888
Source father
● Household
· direct · ~0.92
This person
Anchor record
Mary Mcguire
Daughter · 1940 · age 23 · b. ~1917 · Pennsylvania
★ You are viewing this record
Sibling
Anna Mcguire
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mcguire
Sibling · 1940 · age 25
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 — Montgomery-County, Pennsylvania
Open full size
1940 US Federal Census — Montgomery-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03582-00585)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert Campbell | 22 | Head | Vocational Worker | Pennsylvania |
| 42 | Elmer Campbell | 19 | Son | New Worker | Pennsylvania |
| 43 | Franklin C. Ellis | 69 | Head | Superintendent | Pennsylvania |
| 44 | Mattie C. Ellis | 66 | Wife | — | Pennsylvania |
| 45 | Roland Ellis | 41 | Son | Postal Clerk | Pennsylvania |
| 46 | E. Alice Murdy | 78 | Head | — | England |
| 47 | Florence E. Murdy | 52 | Daughter | Operator | England |
| 48 | Albert E. Murdy | 36 | Son | Shipping Clerk | Penna. |
| 49 | Lilian Mae Murdy | 33 | Daughter-in-law | — | Penna. |
| 50 | Janice Jean Murdy | 3 | Daughter | — | Penna. |
| 51 | William Lehman | 55 | Head | Real Est. | Pennsylvania |
| 52 | Emilie Lehman | 53 | Sister | Music Teacher | Pennsylvania |
| 53 | Kathryn Lehman | 60 | Sister | — | Pennsylvania |
| 54 | Percy K. Cressman | 29 | Head | Clerk | Pennsylvania |
| 55 | Dorothy D. Cressman | 25 | Wife | — | Pennsylvania |
| 56 | D. Patricia Cressman | 4 | Daughter | — | Penna. |
| 57 | Russell Campbell | 48 | Head | Large | Pennsylvania |
| 58 | Carrie Campbell | 48 | Wife | — | Penna. |
| 59 | Alberta Campbell | 18 | Daughter | Sales Girl | Penna. |
| 60 | Bruce Campbell | 17 | Son | — | Penna. |
| 61 | Audrey Campbell | 12 | Daughter | — | Penna. |
| 62 | George W. Shoaff | 68 | Head | — | Penna. |
| 63 | Annie Shoaff | 64 | Wife | — | Penna. |
| 64 | John Mcguire | 55 | Head | Operator | Ireland |
| 65 | Bridget A. Mcguire | 54 | Wife | — | Ireland |
| 66 | James Mcguire | 25 | Son | Labor | Pennsylvania |
| 67 | Mary Mcguire THIS PERSON | 23 | Daughter | Clerk | Pennsylvania |
| 68 | Anna Mcguire | 20 | Daughter | Clerk | Pennsylvania |
| 69 | Dominic Giamone | 64 | Head | Labor | Pennsylvania |
| 70 | Hattie Giamone | 51 | Wife | — | Penna. |
| 71 | Edith Giamone | 24 | Daughter | Sales Girl | Pennsylvania |
| 72 | Donald Giamone | 4 | Daughter | — | Pennsylvania |
| 73 | Joan Giamone | 3 | Daughter | — | Pennsylvania |
| 74 | Alice Barlow | 24 | Daughter | Labor | Pennsylvania |
| 75 | Walter Benning | 25 | Lodger | Machinist | Pennsylvania |
| 76 | George Graffert | 56 | Lodger | Labor | Pennsylvania |
| 77 | Thomas Addis | 60 | Head | Machinist | Pennsylvania |
| 78 | Elizabeth B. Addis | 52 | Wife | — | Pennsylvania |
| 79 | Alma Zeigle | 55 | Lodger | Supervisor | Pennsylvania |
| 80 | Roland Moyer | 56 | Head | Art Welder | Pennsylvania |
Related Census Records
Pedigree Summary
Mary + 2 siblings
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)