MH
Mary Hamilton — 1930 US Census Record
Model Tree available1930 United States Federal Census · Columbiana, Ohio
Our Model Tree links this Mary Hamilton across the 1910, 1920 and 1930 US Censuses in Columbiana, Ohio (XGBoost, ~Confirmed), with identified parents George & George — first a daughter (b.~1905), then head of a 4-person household.
Age 25
b. ~1905
Female
Daughter
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Columbiana, Ohio |
| Surname | Hamilton |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Occupation | Stenographer |
| Industry | City Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Stenographer |
| Township / Ward | Wellsville City |
| Est. Birth Year | ~1905 |
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 | — | 25 | ~1905 |
| George Hamilton | Head | — | 61 | ~1869 |
| Wayne Hamilton | Son | — | 29 | ~1901 |
| Cora Hamilton | Spouse | — | 57 | ~1873 |
Census Appearances
1910
Columbiana, Ohio
Daughter, age 5
Columbiana, Ohio · implied b. ~1905 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hamilton |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Columbiana, Ohio
Daughter, age 15
Columbiana, Ohio · implied b. ~1905 — 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 | 15 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Columbiana, Ohio
Daughter, age 25
Columbiana, Ohio · implied b. ~1905 — 4 household members
| Surname | Hamilton |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Ohio |
| Occupation | Stenographer |
| Industry | City Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Columbiana, Ohio, using XGBoost record linkage. Identified parents: father George Hamilton (~0.92 confidence) and father George Hamilton (~0.92 confidence) and mother Cora Hamilton (~0.92 confidence) and mother Eschal Hamilton (~0.92 confidence) and mother Leota Hamilton (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Hamilton
b. ~1869
Source father
● Household
· direct · ~0.92
Father
George Hamilton
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Cora Hamilton
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Eschal Hamilton
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Leota Hamilton
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Hamilton
Daughter · 1930 · age 25 · b. ~1905 · Ohio
★ You are viewing this record
Sibling
Wayne Hamilton
Sibling · 1930 · age 29
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 — Columbiana, Ohio
Open full size
1930 US Federal Census — Columbiana, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1760:0485)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Bernice Porter | 28 | Daughter | Liner | Ohio |
| 52 | Ralph Porter | 6 | Son | — | West Virginia |
| 53 | Ralph Wilson | 51 | Head | Watchman | Pennsylvania |
| 54 | Columbus Craell | 34 | Head | Mechanic | Ohio |
| 55 | Marie Craell | 32 | Wife | — | Ohio |
| 56 | Harry Craell | 13 | Son | — | Ohio |
| 57 | Robert Craell | 4 | Son | — | Ohio |
| 58 | Virginia Craell | 2 | Daughter | — | Ohio |
| 59 | Thomas Craell | 0 | Son | — | Ohio |
| 60 | Clarence Weaver | 42 | Head | District Supt. | Ohio |
| 61 | Marie Weaver | 44 | Wife | — | Ohio |
| 62 | Pauline Watkins | 21 | Daughter | — | Ohio |
| 63 | Harold H. Watkins | 22 | Son-in-law | — | Ohio |
| 64 | Clarence Weaver | 18 | Son | — | Ohio |
| 65 | Harry Weaver | 10 | Son | — | Ohio |
| 66 | Charles Shanks | 43 | Head | Gatherer | West Virginia |
| 67 | John H. Shanks | 25 | Son | Sheet Heater | West Virginia |
| 68 | Austin Shanks | 17 | Son | — | West Virginia |
| 69 | Raymond Shanks | 16 | Son | — | West Virginia |
| 70 | Oley H. Hanson | 38 | Head | Construction | West Virginia |
| 71 | Rose Hanson | 32 | Wife | — | West Virginia |
| 72 | Adell Hanson | 2 | Daughter | — | Ohio |
| 73 | John Hanson | 69 | Father | — | West Virginia |
| 74 | Erasmus Hanson | 36 | Brother | Builder | West Virginia |
| 75 | George H. Hamilton | 61 | Head | Janitor | Ohio |
| 76 | Cora Belle Hamilton | 57 | Wife | — | Ohio |
| 77 | Wayne Hamilton | 29 | Son | Florist | Ohio |
| 78 | Mary Hamilton THIS PERSON | 25 | Daughter | Stenographer | Ohio |
| 79 | James Dallia | 58 | Head | Laborer | Italy |
| 80 | Rose Dallia | 47 | Wife | — | Italy |
| 81 | Lucy Dallia | 23 | Daughter | — | Ohio |
| 82 | Rose Dallia | 22 | Daughter | Stenographer | Ohio |
| 83 | Anna Dallia | 21 | Daughter | Stenographer | Ohio |
| 84 | Amelia Dallia | 17 | Daughter | — | Ohio |
| 85 | Viola Dallia | 14 | Daughter | — | Ohio |
| 86 | James Dallia | 8 | Son | — | Ohio |
| 87 | Oliver Craft | 59 | Head | Stationary Engineer | Ohio |
| 88 | Nellie Craft | 48 | Wife | — | Ohio |
| 89 | Leonard Banks | 28 | Head | Inspector | Pennsylvania |
| 90 | Mary B. Banks | 28 | Wife | Sheet Tender | Kentucky |
| 91 | Mary Miller | 45 | Sister-in-law | — | Pennsylvania |
| 92 | William Baxter | 59 | Head | Plumber | Ohio |
| 93 | Cora Baxter | 49 | Wife | — | Pennsylvania |
| 94 | Ernest Black | 35 | Head | Laborer | Virginia |
| 95 | Alice Black | 30 | Wife | Servant | Kentucky |
| 96 | William Smith | 51 | Head | Engineer | Ohio |
| 97 | Kate Smith | 48 | Wife | — | Ohio |
| 98 | Oliver W. Giles | 49 | Head | Machinist | West Virginia |
| 99 | Jessie Giles | 49 | Wife | — | West Virginia |
| 100 | Wilbert Giles | 23 | Son | — | Ohio |
Related Census Records
Pedigree Summary
Mary + 1 sibling
Gen 1 · 5 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)