MK
Mary Kramer — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Seneca, Ohio
Our Model Tree links this Mary Kramer across the 1920 and 1930 US Censuses in Seneca, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 8-person household.
Age 1
b. ~1919
Female
Daughter
Born: Ohio
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Seneca, Ohio |
| Surname | Kramer |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Mother Tongue | English |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Reed Twp |
| Est. Birth Year | ~1919 |
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 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Leo Kramer | Son | — | 11 | ~1909 |
| Ruth Kramer | Daughter | — | 3 | ~1917 |
| Mary Kramer | Spouse | — | 32 | ~1888 |
| Mildred Kramer | Daughter | — | 5 | ~1915 |
| Mary Kramer | Daughter | — | 1 | ~1919 |
| Carrie Kramer | Daughter | — | 9 | ~1911 |
| John Kramer | Son | — | 7 | ~1913 |
| Frank Kramer | Head | — | 35 | ~1885 |
Census Appearances
1920
Seneca, Ohio
Daughter, age 1
Seneca, Ohio · implied b. ~1919 — 8 household members
| Surname | Kramer |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Mother Tongue | English |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Seneca, Ohio
Daughter, age 11
Seneca, Ohio · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cramers |
| Given Name | Mary A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| 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 Kramer across 2 US Census years (1920 and 1930) in Seneca, Ohio, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Kramer
Daughter · 1920 · age 1 · b. ~1919 · Ohio
★ You are viewing this record
Sibling
Ruth Kramer
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Kramer
Sibling · 1920 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carrie Kramer
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Kramer
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Kramer
Sibling · 1920 · age 5
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
1920 US Federal Census — Seneca, Ohio
Open full size
1920 US Federal Census — Seneca, Ohio
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1432unit:0492)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Walter | 14 | Son | — | Ohio |
| 2 | William Bogner | 20 | Step son | Laborer | Ohio |
| 3 | R. E. Huber | 70 | Head | Agent | Ohio |
| 4 | Hattie Huber | 67 | Sister | — | Ohio |
| 5 | Grant Aungst | 55 | Head | Farmer | Ohio |
| 6 | Nellie Aungst | 53 | Wife | — | Ohio |
| 7 | George Aungst | 26 | Son | — | Ohio |
| 8 | Frank Gates | 42 | Head | Farmer | Ohio |
| 9 | Susan Gates | 33 | Wife | — | Ohio |
| 10 | Cletus Ault | 34 | Head | Farmer | Ohio |
| 11 | Anna Ault | 35 | Wife | — | Ohio |
| 12 | Carl Ault | 10 | Son | — | Ohio |
| 13 | Ilo Ault | 8 | Son | — | Ohio |
| 14 | Theresa Ault | 6 | Daughter | — | Ohio |
| 15 | Mark Ault | 3 | Son | — | Ohio |
| 16 | Gertrude Ault | 1 | Daughter | — | Ohio |
| 17 | William H. Hastings | 46 | Head | Farmer | Ohio |
| 18 | Elizabeth Hastings | 50 | Wife | — | Ohio |
| 19 | Gilbert S. Puffing | 33 | Head | Farmer | Ohio |
| 20 | Rosa Puffing | 32 | Wife | — | Ohio |
| 21 | Anna Puffing | 7 | Daughter | — | Ohio |
| 22 | Helen Puffing | 2 | Daughter | — | Ohio |
| 23 | Walter Puffing | 0 | Son | — | Ohio |
| 24 | Fred Fishel | 63 | Head | Laborer | Ohio |
| 25 | Mary Fishel | 58 | Wife | — | Ohio |
| 26 | Lucy Fishel | 28 | Daughter | — | Ohio |
| 27 | Carl Fishel | 14 | Son | — | Ohio |
| 28 | Alfred Widinger | 34 | Head | Farmer | Ohio |
| 29 | Helen Widinger | 35 | Wife | — | Ohio |
| 30 | Richard Widinger | 3 | Son | — | Ohio |
| 31 | J. P. Hagen | 70 | Head | Blacksmith | Ohio |
| 32 | Leo Hagen | 40 | Son | Blacksmith | Ohio |
| 33 | Frank Kramer | 35 | Head | Farmer | Ohio |
| 34 | Mary Kramer | 32 | Wife | — | Ohio |
| 35 | Leo Kramer | 11 | Son | — | Ohio |
| 36 | Carrie Kramer | 9 | Daughter | — | Ohio |
| 37 | John Kramer | 7 | Son | — | Ohio |
| 38 | Mildred Kramer | 5 | Daughter | — | Ohio |
| 39 | Ruth Kramer | 3 | Daughter | — | Ohio |
| 40 | Mary Kramer THIS PERSON | 1 | Daughter | — | Ohio |
| 41 | Anthony Ball | 41 | Head | Farmer | Ohio |
| 42 | Rose Ball | 35 | Wife | — | Ohio |
| 43 | Dolores Ball | 15 | Daughter | — | Ohio |
| 44 | Mary Ball | 13 | Daughter | — | Ohio |
| 45 | Frank Ball | 12 | Son | — | Ohio |
| 46 | Leonard Ball | 10 | Son | — | Ohio |
| 47 | Laura Ball | 5 | Daughter | — | Ohio |
| 48 | Walter Ball | 2 | Son | — | Ohio |
| 49 | Ethel Ball | 0 | Daughter | — | Ohio |
| 50 | Madalene Schalk | 71 | Head | — | Germany |
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)