MH
Mary Hart — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Mary Hart across the 1900, 1910 and 1920 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1870), then head of a 3-person household.
Age 50
b. ~1870
Female
Spouse
Born: Ireland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Philadelphia, Pennsylvania |
| Surname | Hart |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | none |
| Class of Worker | 1887 |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1890 |
| Birthplace (normalized) | ireland |
| Township / Ward | Philadelphia City |
| 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.
3 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Hart | Daughter | — | 27 | ~1893 |
| Edward Hart | Head | — | 53 | ~1867 |
| Mary Hart | Spouse | — | 50 | ~1870 |
Census Appearances
1900
Philadelphia, Pennsylvania
Spouse, age 28
Philadelphia, Pennsylvania · implied b. ~1872 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | Feb |
| Birth Year | 1872 |
| Year of Immigration | 1881 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Philadelphia, Pennsylvania
Spouse, age 41
Philadelphia, Pennsylvania · implied b. ~1869 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 10 |
| Children Born | 2 |
| Children Living | 1 |
| Year of Immigration | 1890 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Philadelphia, Pennsylvania
Spouse, age 50
Philadelphia, Pennsylvania · implied b. ~1870 — 3 household members
| Surname | Hart |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Class of Worker | 1887 |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1890 |
| Birthplace (normalized) | ireland |
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 Hart across 3 US Census years (1900, 1910 and 1920) in Philadelphia, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hart
Spouse · 1920 · age 50 · b. ~1870 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Philadelphia, Pennsylvania
Open full size
1920 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1621unit:0896)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Anna L Bowden | 39 | wife | None | Pennsylvania |
| 52 | Laura Bowden | 13 | daughter | None | Pennsylvania |
| 53 | Robert Mcfarland | 35 | head | Clerk | Pennsylvania |
| 54 | Elizabeth Mcfarland | 32 | wife | None | Pennsylvania |
| 55 | Elizabeth Mcfarland | 8 | daughter | None | Pennsylvania |
| 56 | Leo Mooney | 30 | head | Clerk | Pennsylvania |
| 57 | Mary Mooney | 28 | wife | None | Pennsylvania |
| 58 | Leo J Mooney | 3 | son | None | Pennsylvania |
| 59 | John Mooney | 1 | son | None | Pennsylvania |
| 60 | John Mucklherin | 26 | head | Leaderman | Pennsylvania |
| 61 | Agnes Mucklherin | 25 | wife | None | Pennsylvania |
| 62 | Eleanor Mucklherin | 5 | daughter | None | Pennsylvania |
| 63 | Marie Mucklherin | 4 | daughter | None | Pennsylvania |
| 64 | John Mucklherin | 2 | son | None | Pennsylvania |
| 65 | Regina Mucklherin | 0 | daughter | None | Pennsylvania |
| 66 | Edward C Hart | 53 | head | Manager | Pennsylvania |
| 67 | Mary Hart THIS PERSON | 50 | wife | None | Ireland |
| 68 | Elizabeth Hart | 27 | daughter | Bookkeeper | Pennsylvania |
| 69 | Frank A Flynn | 36 | head | Druggist | New Jersey |
| 70 | Ellen Flynn | 35 | wife | None | New Jersey |
| 71 | Agnes Flynn | 12 | daughter | None | New Jersey |
| 72 | Helen Flynn | 10 | daughter | None | New Jersey |
| 73 | Marie Flynn | 8 | daughter | None | New Jersey |
| 74 | Frank Flynn | 5 | son | None | New Jersey |
| 75 | Joseph Flynn | 0 | son | None | New Jersey |
| 76 | Mary Theis | 52 | head | None | Pennsylvania |
| 77 | Mary Theis | 28 | daughter | Weaver | Pennsylvania |
| 78 | Joseph Theis | 26 | son | Operator | Pennsylvania |
| 79 | Frank Theis | 22 | son | Operator | Pennsylvania |
| 80 | Kathryn Theis | 20 | daughter | Operator | Pennsylvania |
| 81 | Catherine Mullarkey | 47 | head | Moulder | Ireland |
| 82 | Anna Mullarkey | 47 | wife | None | Ireland |
| 83 | Helen Mullarkey | 14 | daughter | None | Pennsylvania |
| 84 | Alice Mullarkey | 10 | daughter | None | Pennsylvania |
| 85 | Alice Kelly | 88 | Aunt | None | Ireland |
| 86 | Joseph Moyle | 39 | head | Salesman | Pennsylvania |
| 87 | Margaret Moyle | 33 | wife | None | Pennsylvania |
| 88 | Margaret Moyle | 9 | daughter | None | Pennsylvania |
| 89 | Helen Moyle | 9 | daughter | None | Pennsylvania |
| 90 | Mary Moyle | 7 | daughter | None | Pennsylvania |
| 91 | Virginia Moyle | 2 | daughter | None | Pennsylvania |
| 92 | Frank Brady | 39 | head | Machinist | Pennsylvania |
| 93 | Clara Brady | 37 | wife | None | Pennsylvania |
| 94 | Lawrence Brady | 17 | son | Clerk | Pennsylvania |
| 95 | Frank Brady | 14 | son | Office Boy | Pennsylvania |
| 96 | Earl Brady | 11 | son | None | Pennsylvania |
| 97 | Paul Brady | 9 | son | None | Pennsylvania |
| 98 | Regina Brady | 4 | daughter | None | Pennsylvania |
| 99 | Thomas Kenney | 49 | head | Boiler Maker | Pennsylvania |
| 100 | Elizabeth Kenney | 41 | wife | None | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)