MH
Mary Hamilton — 1930 US Census Record
Model Tree available1930 United States Federal Census · Westmoreland, Pennsylvania
Our Model Tree links this Mary Hamilton across the 1910, 1920 and 1930 US Censuses in Westmoreland, Pennsylvania (XGBoost, ~Confirmed), with identified parents H & David — first a daughter (b.~1900), then head of a 4-person household.
Age 30
b. ~1900
Female
Daughter
Born: Scotland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Westmoreland, Pennsylvania |
| Surname | Hamilton |
| Given Name | Mary V. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Additional Details | |
| Occupation | Physician |
| Industry | Private Practice |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Physician |
| Township / Ward | Greensburg City |
| Est. Birth Year | ~1900 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Hamilton | Daughter | — | 30 | ~1900 |
| Jane Hamilton | Daughter | — | 28 | ~1902 |
| Bertha Hamilton | Head | — | 50 | ~1880 |
| James Hamilton | Son | — | 23 | ~1907 |
Census Appearances
1910
Westmoreland, Pennsylvania
Daughter, age 10
Westmoreland, Pennsylvania · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hamilton |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Scotland |
| Year of Immigration | 1904 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1920
Westmoreland, Pennsylvania
Daughter, age 20
Westmoreland, Pennsylvania · implied b. ~1900 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hamilton |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Scotland |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1930
Westmoreland, Pennsylvania
Daughter, age 30
Westmoreland, Pennsylvania · implied b. ~1900 — 4 household members
| Surname | Hamilton |
| Given Name | Mary V. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Physician |
| Industry | Private Practice |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 Hamilton across 3 US Census years (1910, 1920 and 1930) in Westmoreland, Pennsylvania, using XGBoost record linkage. Identified parents: father H Hamilton (~0.92 confidence) and father David Hamilton (~0.92 confidence) and mother Bethia Hamilton (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
H Hamilton
b. ~1869
Source father
● Household
· direct · ~0.92
Father
David Hamilton
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Bethia Hamilton
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Hamilton
Daughter · 1930 · age 30 · b. ~1900 · Pennsylvania
★ You are viewing this record
Sibling
Jane Hamilton
Sibling · 1930 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Hamilton
Sibling · 1930 · age 23
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
1930 US Federal Census — Westmoreland, Pennsylvania
Open full size
1930 US Federal Census — Westmoreland, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2156:0354)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John W. Houston | 73 | Head | — | Pennsylvania |
| 2 | Joseph S. Houston | 28 | Son | Draftsman | Pennsylvania |
| 3 | Mary J. Houston | 23 | Daughter | — | Pennsylvania |
| 4 | Kathleen Klossin | 30 | Daughter | Ironer | Pennsylvania |
| 5 | Evangeline Klossin | 5 | Granddaughter | — | Pennsylvania |
| 6 | Anna Rouse | 56 | Head | — | Italy |
| 7 | Tony Rouse | 27 | Son | Laborer | Pennsylvania |
| 8 | James Rouse | 19 | Son | Laborer | Pennsylvania |
| 9 | Michael Rouse | 17 | Son | Laborer | Pennsylvania |
| 10 | Carrie Rouse | 16 | Daughter | — | Pennsylvania |
| 11 | Dominic Pietrokndre | 29 | Son-in-law | Laborer | Italy |
| 12 | Mary Pietrokndre | 27 | Daughter | — | Pennsylvania |
| 13 | Louis Pietrokndre | 3 | Grandson | — | Pennsylvania |
| 14 | Henry G. Camy | 60 | — | Fireman | France |
| 15 | Mary Camy | 42 | Wife | — | Pennsylvania |
| 16 | Francis Camy | 15 | Son | — | Pennsylvania |
| 17 | Albert Camy | 13 | Son | — | Pennsylvania |
| 18 | Eugene Camy | 11 | Son | — | Pennsylvania |
| 19 | Raymond Camy | 8 | Son | — | Pennsylvania |
| 20 | Bernette Camy | 6 | Daughter | — | Pennsylvania |
| 21 | Junior Camy | 3 | Son | — | Pennsylvania |
| 22 | Robert Camy | 1 | Son | — | Pennsylvania |
| 23 | Timothy Maloney | 38 | — | Truck Driver | Pennsylvania |
| 24 | Mary M. Maloney | 34 | Wife | — | Pennsylvania |
| 25 | Paul Maloney | 17 | Son | Messenger | Pennsylvania |
| 26 | Eleanor Maloney | 15 | Daughter | — | Pennsylvania |
| 27 | James Maloney | 12 | Son | — | Pennsylvania |
| 28 | Robert Maloney | 10 | Son | — | Pennsylvania |
| 29 | Jack Maloney | 7 | Son | — | Pennsylvania |
| 30 | Thomas Maloney | 4 | Son | — | Pennsylvania |
| 31 | Donald Maloney | 2 | Son | — | Pennsylvania |
| 32 | Tony Aunlma | 30 | — | Molder | Italy |
| 33 | Lucy Aunlma | 31 | Wife | — | Italy |
| 34 | Mike Sabatine | 61 | Head | Laborer | Italy |
| 35 | Flora M. Sabatine | 52 | Wife | — | Italy |
| 36 | Tony Sabatine | 21 | Son | Laborer | Pennsylvania |
| 37 | Vincent Sabatine | 18 | Son | Laborer | Pennsylvania |
| 38 | John Sabatine | 11 | Son | — | Pennsylvania |
| 39 | Frank Sabatine | 13 | Son | Laborer | Pennsylvania |
| 40 | Rose Sabatine | 22 | Daughter-in-law | — | Pennsylvania |
| 41 | John Quiquere | 41 | Lodger | Laborer | Italy |
| 42 | Tony Quiquere | 38 | Lodger | Laborer | Italy |
| 43 | William Bennett | 60 | Head | Letter Carrier | England |
| 44 | Estella P. Bennett | 62 | Wife | — | Pennsylvania |
| 45 | Rachel P. Bennett | 32 | Daughter | Postal Clerk | Pennsylvania |
| 46 | Bertha S. Hamilton | 50 | Head | — | Scotland |
| 47 | Mary V. Hamilton THIS PERSON | 30 | Daughter | Physician | Scotland |
| 48 | Jane L. Hamilton | 28 | Daughter | — | Scotland |
| 49 | James Hamilton | 23 | Son | — | Scotland |
| 50 | Margaret Fenwick | 72 | Head | — | England |
Pedigree Summary
Mary + 2 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)