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Mary Mccormick — 1930 US Census Record
Model Tree available1930 United States Federal Census · Columbiana, Ohio
Our Model Tree links this Mary Mccormick across the 1910, 1920 and 1930 US Censuses in Columbiana, Ohio (XGBoost, ~Confirmed), with identified parents Sheridan & Charles — first a daughter (b.~1906), then head of a 3-person household.
Age 24
b. ~1906
Female
Daughter
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Columbiana, Ohio |
| Surname | McCormick |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Teacher |
| Township / Ward | Salineville Village |
| Est. Birth Year | ~1906 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Mccormick | Daughter | — | 24 | ~1906 |
| Charles Mccormick | Head | — | 64 | ~1866 |
| Julia Mccormick | Spouse | — | 59 | ~1871 |
Census Appearances
1910
Columbiana, Ohio
Daughter, age 4
Columbiana, Ohio · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | Mary O. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Columbiana, Ohio
Daughter, age 13
Columbiana, Ohio · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| 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 24
Columbiana, Ohio · implied b. ~1906 — 3 household members
| Surname | McCormick |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Teacher |
| Industry | Public School |
| 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 Mccormick across 3 US Census years (1910, 1920 and 1930) in Columbiana, Ohio, using XGBoost record linkage. Identified parents: father Sheridan Mccormick (~0.92 confidence) and father Charles Mccormick (~0.92 confidence) and father Sheridan Mccormick (~0.92 confidence) and mother Julia Mccormick (~0.92 confidence) and mother Jetta Mccormick (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Sheridan Mccormick
b. ~1861
Source father
● Household
· direct · ~0.92
Father
Charles Mccormick
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Sheridan Mccormick
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Julia Mccormick
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Jetta Mccormick
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Mccormick
Daughter · 1930 · age 24 · b. ~1906 · Ohio
★ You are viewing this record
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:ohiocensus00reel1760:0265)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Henry W. | 65 | Son-in-law | Civil Engineer | Ohio |
| 52 | Alvin Gelling | 55 | Head | Loader | Ohio |
| 53 | Martha Gelling | 55 | Wife | — | Pennsylvania |
| 54 | Joseph Carovelli | 43 | Head | Loader | Italy |
| 55 | Mary M. Carovelli | 26 | Wife | — | Ohio |
| 56 | Paddy Carovelli | 33 | Head | Day Man | Italy |
| 57 | Freddie Beadnell | 28 | Head | Loader | Ohio |
| 58 | Eva D. Beadnell | 21 | Wife | — | Ohio |
| 59 | Flora M. Beadnell | 5 | Daughter | — | Ohio |
| 60 | Amy Beadnell | 3 | Daughter | — | Ohio |
| 61 | Betty E. Beadnell | 1 | Daughter | — | Ohio |
| 62 | William G. Hunter | 53 | Head | Merchant | Ohio |
| 63 | Mary E. Hunter | 57 | Sister | Proprietor | Ohio |
| 64 | Jennie J. Hunter | 49 | Sister | — | Ohio |
| 65 | Frank L. Allmon | 48 | Head | Weighmaster | Ohio |
| 66 | Olive M. Allmon | 42 | Wife | — | Ohio |
| 67 | Allen M. Allmon | 16 | Son | — | Ohio |
| 68 | John F. Potts | 67 | Head | — | Ohio |
| 69 | Effie G. Potts | 57 | Wife | — | Ohio |
| 70 | Elizabeth Nixon | 80 | Head | — | Pennsylvania |
| 71 | Harriett Nixon | 49 | Daughter | — | Ohio |
| 72 | Samuel J. Hart | 56 | Head | Proprietor | Ohio |
| 73 | Nelle Hart | 56 | Wife | — | Ohio |
| 74 | James G. Hart | 18 | Son | — | Ohio |
| 75 | Ross G. Wilson | 31 | Head | Clergyman | Pennsylvania |
| 76 | Andrew H. Rogers | 76 | Head | — | Ohio |
| 77 | Mary A. Rogers | 77 | Wife | — | Ohio |
| 78 | Woodrow W. Beakley | 42 | Head | Clergyman | West Virginia |
| 79 | Lyla F. Beakley | 49 | Wife | — | West Virginia |
| 80 | Beulah O. Beakley | 15 | Daughter | — | West Virginia |
| 81 | Paul J. Beakley | 11 | Son | — | West Virginia |
| 82 | James E. Herbert | 75 | Head | — | Pennsylvania |
| 83 | Emma V. Herbert | 68 | Wife | — | Ohio |
| 84 | Louis W. Evans | 55 | Head | Dentist | Ohio |
| 85 | Lucinda H. Evans | 51 | Wife | — | Ohio |
| 86 | Frank J. Schubert | 38 | Head | Dishwasher | Ohio |
| 87 | Freda E. Schubert | 28 | Wife | Begeter|Begeter | Ohio |
| 88 | Arthur H. Lange | 47 | Head | Proprietor | Ohio |
| 89 | Mary A. Lange | 47 | Wife | — | Ohio |
| 90 | John A. Lange | 13 | Son | — | Ohio |
| 91 | Faye O. Carter | 29 | Head | Motorman | Ohio |
| 92 | Lois T. Carter | 20 | Wife | — | Ohio |
| 93 | Robert L. Carter | 1 | Son | — | Ohio |
| 94 | William J. Horeman | 54 | Head | Florist | Ohio |
| 95 | Olive N. Horeman | 50 | Wife | Proprietor | Ohio |
| 96 | Barbara J. Horeman | 6 | Daughter | — | Ohio |
| 97 | Charles Mccormick | 64 | Head | Gauger | Ohio |
| 98 | Julia M. Mccormick | 59 | Wife | — | Ohio |
| 99 | Mary E. Mccormick THIS PERSON | 24 | Daughter | Teacher | Ohio |
| 100 | Minnie A. Martin | 76 | Head | — | Ohio |
Pedigree Summary
Mary
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)