MS
Mary Stark — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Stark, Ohio
Our Model Tree links this Mary Stark across the 1930 and 1940 US Censuses in Stark, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 7-person household.
Age 5
b. ~1925
Female
Daughter
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Stark, Ohio |
| Surname | Stark |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Rumania |
| Mother's Birthplace | Rumania |
| Additional Details | |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Canton City |
| Est. Birth Year | ~1925 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Stark | Daughter | — | 5 | ~1925 |
| Helen Stark | Spouse | — | 33 | ~1897 |
| Margaret Stark | Daughter | — | 3 | ~1927 |
| Helen Stark | Daughter | — | 10 | ~1920 |
| Dan Stark | Son | — | 1 | ~1929 |
| John Stark | Son | — | 8 | ~1922 |
| Adam Stark | Head | — | 42 | ~1888 |
Census Appearances
1930
Stark, Ohio
Daughter, age 5
Stark, Ohio · implied b. ~1925 — 7 household members
| Surname | Stark |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Rumania |
| Mother's Birthplace | Rumania |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Stark-County, Ohio
Daughter, age 15
Stark-County, Ohio · implied b. ~1925 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stark |
| Given Name | Marjorie |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Jackson Twp |
| 1935 Residence (County) | Stark |
| Class of Worker | S |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| 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 Stark across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Stark
Daughter · 1930 · age 5 · b. ~1925 · Ohio
★ You are viewing this record
Sibling
Margaret Stark
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dan Stark
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Stark
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Stark
Sibling · 1930 · age 8
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 — Stark, Ohio
Open full size
1930 US Federal Census — Stark, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1869:0799)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Adam Stark | 42 | Head | Furnace Man | Rumania |
| 2 | Helen Stark | 33 | Wife | — | Rumania |
| 3 | Helen Stark | 10 | Daughter | — | Ohio |
| 4 | John Stark | 8 | Son | — | Ohio |
| 5 | Mary Stark THIS PERSON | 5 | Daughter | — | Ohio |
| 6 | Margaret Stark | 3 | Daughter | — | Ohio |
| 7 | Dan Stark | 1 | Son | — | Ohio |
| 8 | Abe Brasil | 35 | Head | Laborer | Georgia |
| 9 | Irene Brasil | 33 | Wife | — | Georgia |
| 10 | Stella L. Brasil | 8 | Daughter | — | Ohio |
| 11 | Richard L. Brasil | 5 | Son | — | Ohio |
| 12 | Jane Moore | 65 | Mother-in-law | — | North Carolina |
| 13 | Hofner | 43 | Head | Rigger | Austria |
| 14 | Mary Hofner | 38 | Wife | — | Ohio |
| 15 | John Hofner | 18 | Son | Laborer | Ohio |
| 16 | Mary Hofner | 16 | Daughter | — | Ohio |
| 17 | Helen Hofner | 14 | Daughter | — | Ohio |
| 18 | Elizabeth Hofner | 12 | Daughter | — | Ohio |
| 19 | Anna Hofner | 10 | Daughter | — | Ohio |
| 20 | Joseph Hofner | 8 | Son | — | Ohio |
| 21 | Margaret Hofner | 6 | Daughter | — | Ohio |
| 22 | Adam Hofner | 4 | Son | — | Ohio |
| 23 | Theresa Hofner | 2 | Daughter | — | Ohio |
| 24 | George Hofner | 1 | Son | — | Ohio |
| 25 | John Wagner | 27 | Head | Laborer | Ohio |
| 26 | Anna Wagner | 24 | Wife | — | Ohio |
| 27 | John Jr. Wagner | 5 | Son | — | Ohio |
| 28 | Mary Wagner | 3 | Daughter | — | Ohio |
| 29 | George Wagner | 1 | Son | — | Ohio |
| 30 | Luella Hahn | 55 | Head | — | Ohio |
| 31 | Wayne Hahn | 29 | Son | Locomotive Fireman | Ohio |
| 32 | Hazel Hahn | 27 | Daughter | Stenographer | Ohio |
| 33 | Richard Hahn | 20 | Son | Salesman | Ohio |
| 34 | Roy F. Boiler | 33 | Head | Electrician | Ohio |
| 35 | Nora Boiler | 30 | Wife | — | Ohio |
| 36 | Richard Boiler | 11 | Son | — | Ohio |
| 37 | Mary Knightman | 67 | Mother-in-law | — | Ohio |
| 38 | Walter Smith | 50 | Head | Foreman | Ohio |
| 39 | Mabel Smith | 35 | Wife | — | Ohio |
| 40 | Ethel Smith | 10 | Daughter | — | Ohio |
| 41 | Peter Kroptowicz | 56 | Head | Laborer | Poland |
| 42 | Elizabeth Kroptowicz | 51 | Wife | — | Poland |
| 43 | Joseph Kroptowicz | 21 | Son | Laborer | Ohio |
| 44 | Edward Kroptowicz | 12 | Son | — | Ohio |
| 45 | Helen Kroptowicz | 10 | Daughter | — | Ohio |
| 46 | Alice Kroptowicz | 8 | Daughter | — | Ohio |
| 47 | Russell Coulter | 25 | Head | Carpenter | Ohio |
| 48 | Elizabeth Coulter | 22 | Wife | — | Ohio |
| 49 | John Coulter | 2 | Son | — | Ohio |
| 50 | John Palmo | 34 | Roomer | Steamfitter | Greece |
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)