MH
Margaret Hogan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Margaret Hogan across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents John & Clara — first a daughter (b.~1903), then head of a 8-person household.
Age 37
b. ~1903
Female
Daughter
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Hogan |
| Given Name | Margaret C. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Mt. Lebanon |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Mt Lebanon |
| Est. Birth Year | ~1903 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| John Greenhough | Head | — | 65 | ~1875 |
| Robert Hogan | Other | — | 9 | ~1931 |
| Paul Greenhough | Son | — | 27 | ~1913 |
| Thomas Hogan | Other | — | 12 | ~1928 |
| Audrey Hogan | Other | — | 10 | ~1930 |
| Edward Hogan | Other | — | 39 | ~1901 |
| Clara Greenhough | Spouse | — | 65 | ~1875 |
| Margaret Hogan | Daughter | — | 37 | ~1903 |
Census Appearances
1920
Allegheny, Pennsylvania
Other, age 18
Allegheny, Pennsylvania · implied b. ~1902 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hogan |
| Given Name | Margaret |
| Relationship to Head | Niece |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Saleslady |
| Industry | Department Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Other, age 27
Allegheny, Pennsylvania · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hogan |
| Given Name | Margaret E. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 23 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 37
Allegheny-County, Pennsylvania · implied b. ~1903 — 8 household members
| Surname | Hogan |
| Given Name | Margaret C. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Mt. Lebanon |
| 1935 Residence (County) | Allegheny |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | 8 |
| 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 Margaret Hogan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Greenhough (~0.92 confidence) and mother Clara Greenhough (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Greenhough
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Clara Greenhough
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Hogan
Daughter · 1940 · age 37 · b. ~1903 · Pennsylvania
★ You are viewing this record
Sibling
Paul Greenhough
Sibling · 1940 · age 27
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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03411-00613)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mabel S. Gustafson | 38 | Wife | — | Massachusetts |
| 42 | Edward T. Brown | 58 | Head | Janitor | Maryland |
| 43 | Arabella Brown | 57 | Wife | Housekeeper | Pennsylvania |
| 44 | Carl T. Feicke | 37 | Head | Adjuster | Illinois |
| 45 | Mary K. Feicke | 26 | Wife | — | Illinois |
| 46 | Carl A. Feicke | 2 | Son | — | Pennsylvania |
| 47 | Gustave H. Anderson | 46 | Head | Salesman | Connecticut |
| 48 | Marie P. Anderson | 36 | Wife | — | Pennsylvania |
| 49 | Emmett C. Elliott | 48 | Head | Accountant | Illinois |
| 50 | Mary S. Elliott | 58 | Wife | — | Kentucky |
| 51 | Robert A. Parker | 37 | Head | Salesman | New York |
| 52 | Martha Parker | 36 | Wife | — | New York |
| 53 | Robert Vrooman | 41 | Head | Salesman | Pennsylvania |
| 54 | Esther Vrooman | 31 | Wife | — | Ohio |
| 55 | Clayton L. Hall | 38 | Head | Manager | Pennsylvania |
| 56 | Jane Hall | 35 | Wife | — | Pennsylvania |
| 57 | Richard Hall | 8 | Son | — | Pennsylvania |
| 58 | John H. Greenhough | 65 | Head | Proprietor | Pennsylvania |
| 59 | Clara M. Greenhough | 65 | Wife | — | Pennsylvania |
| 60 | Paul Greenhough | 27 | Son | Clerk | Pennsylvania |
| 61 | Edward D. Hogan | 39 | Son-in-law | Clerk | Pennsylvania |
| 62 | Margaret C. Hogan THIS PERSON | 37 | daughter | — | Pennsylvania |
| 63 | Thomas Hogan | 12 | grandson | — | Pennsylvania |
| 64 | Audrey Hogan | 10 | granddaughter | — | Pennsylvania |
| 65 | Robert Hogan | 9 | grandson | — | Pennsylvania |
| 66 | A. B. Fox | 33 | Head | Salesman | Pennsylvania |
| 67 | Nan Fox | 26 | Wife | — | Ohio |
| 68 | Patricia Fox | 7 | daughter | — | Pennsylvania |
| 69 | Marie Thome | 22 | servant | Housekeeper | Pennsylvania |
| 70 | Leon Leon | 42 | Head | Manager | West Virginia |
| 71 | Augusta Leon | 35 | Wife | — | Colorado |
| 72 | Charles Leon | 12 | Son | — | West Virginia |
| 73 | Mercedes Gleason | 55 | Head | Teacher | Pennsylvania |
| 74 | C. S. Gleason | 58 | brother | — | Pennsylvania |
| 75 | Catherine Gleason | 52 | sister | — | Pennsylvania |
| 76 | Helen Gleason | 43 | niece | Teacher | Pennsylvania |
| 77 | Laura Gleason | 60 | sister-in-law | — | Pennsylvania |
| 78 | Bertha Watts | 84 | aunt | — | Pennsylvania |
| 79 | R. M. Gleason | 47 | brother | Clerk | Pennsylvania |
| 80 | Albert F. Baker | 40 | Head | Supervisor | Pennsylvania |
Pedigree Summary
Margaret + 1 sibling
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)