MS
Mary Simon — 1920 US Census Record
Model Tree available1920 United States Federal Census · Campbell, Kentucky
Our Model Tree links this Mary Simon across the 1900, 1910 and 1920 US Censuses in Campbell, Kentucky (XGBoost, ~Confirmed), with identified parents Mary & Adam — first a daughter (b.~1900), then head of a 8-person household.
Age 20
b. ~1900
Female
Daughter
Born: Kentucky
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Campbell, Kentucky |
| Surname | Simon |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Alexandria Precinct |
| 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.
8 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Hilda Simon | Daughter | — | 6 | ~1914 |
| Louisa Simon | Daughter | — | 14 | ~1906 |
| Rosa Simon | Daughter | — | 24 | ~1896 |
| Nicholas Simon | Head | — | 53 | ~1867 |
| Catherine Simon | Daughter | — | 17 | ~1903 |
| Mary Simon | Spouse | — | 48 | ~1872 |
| Mary Simon | Daughter | — | 20 | ~1900 |
| Anna Simon | Daughter | — | 9 | ~1911 |
Census Appearances
1900
Campbell, Kentucky
Daughter, age 1
Campbell, Kentucky · implied b. ~1899 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simon |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Birth Month | Oct |
| Birth Year | 1899 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1910
Campbell, Kentucky
Daughter, age 10
Campbell, Kentucky · implied b. ~1900 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simons |
| Given Name | Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1920
Campbell, Kentucky
Daughter, age 20
Campbell, Kentucky · implied b. ~1900 — 8 household members
| Surname | Simon |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Simon across 3 US Census years (1900, 1910 and 1920) in Campbell, Kentucky, using XGBoost record linkage. Identified parents: mother Mary Steffen (~0.92 confidence) and father Adam Simons (~0.92 confidence) and father Nicholas Simon (~0.92 confidence) and mother Mary Simon (~0.92 confidence) and mother Anna Simons (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Steffen
b. ~1851
Source mother
● Household
· direct · ~0.92
Father
Adam Simons
b. ~1865
Source father
● Household
· direct · ~0.92
Father
Nicholas Simon
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Mary Simon
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Anna Simons
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Simon
Daughter · 1920 · age 20 · b. ~1900 · Kentucky
★ You are viewing this record
Sibling
Anna Simon
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Simon
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louisa Simon
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosa Simon
Sibling · 1920 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hilda Simon
Sibling · 1920 · age 6
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 — Campbell, Kentucky
Open full size
1920 US Federal Census — Campbell, Kentucky
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu564unit:0443)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Georgia A. Recke | 42 | Wife | — | Kentucky |
| 52 | Ella May Recke | 14 | Daughter | — | Kentucky |
| 53 | R. Franklin Recke | 12 | Son | — | Kentucky |
| 54 | Lawrence Recke | 9 | Son | — | Kentucky |
| 55 | Florence Recke | 8 | Daughter | — | Kentucky |
| 56 | Edith Recke | 6 | Daughter | — | Kentucky |
| 57 | George R. Recke | 2 | Son | — | Kentucky |
| 58 | Edward A. Recke | 56 | Head | Farmer | Kentucky |
| 59 | Catherine Recke | 53 | Wife | — | Kentucky |
| 60 | Anna Recke | 27 | Daughter | — | Kentucky |
| 61 | Freda Recke | 20 | Daughter | — | Kentucky |
| 62 | Lula Recke | 17 | Daughter | — | Kentucky |
| 63 | Amelia Recke | 14 | Daughter | — | Kentucky |
| 64 | George E. Recke | 12 | Son | — | Kentucky |
| 65 | C. Edward Ohrig | 42 | Head | Farmer | Kentucky |
| 66 | Estelle Ohrig | 40 | Wife | — | Illinois |
| 67 | Irvin H. Ohrig | 14 | Son | — | Illinois |
| 68 | Doris Ohrig | 12 | Daughter | — | Illinois |
| 69 | Edwin Ohrig | 8 | Son | — | Illinois |
| 70 | John Butsch | 40 | Head | Farmer | Kentucky |
| 71 | Francis Butsch | 33 | Wife | — | Ohio |
| 72 | Alvin Butsch | 7 | Son | — | Kentucky |
| 73 | Alice Butsch | 12 | Daughter | — | Kentucky |
| 74 | Clemens J. Enzweiler | 24 | Head | Farm Laborer | Kentucky |
| 75 | Louise Enzweiler | 23 | Wife | — | Kentucky |
| 76 | Hilda Enzweiler | 1 | Daughter | — | Kentucky |
| 77 | Edward Enzweiler | 0 | Son | — | Kentucky |
| 78 | Matthew B. Enzweiler | 55 | Head | Farmer | Kentucky |
| 79 | Mary S. Enzweiler | 49 | Wife | — | Kentucky |
| 80 | Lucile Enzweiler | 19 | Daughter | — | Kentucky |
| 81 | John Enzweiler | 17 | Son | Farm Laborer | Kentucky |
| 82 | Anna Enzweiler | 14 | Daughter | — | Kentucky |
| 83 | Matthew Enzweiler | 8 | Son | — | Kentucky |
| 84 | Nicholas Simon | 53 | Head | Farmer | Kentucky |
| 85 | Mary A. Simon | 48 | Wife | — | Kentucky |
| 86 | Rosa Simon | 24 | Daughter | — | Kentucky |
| 87 | Mary Simon THIS PERSON | 20 | Daughter | — | Kentucky |
| 88 | Catherine Simon | 17 | Daughter | — | Kentucky |
| 89 | Louisa Simon | 14 | Daughter | — | Kentucky |
| 90 | Anna Simon | 9 | Daughter | — | Kentucky |
| 91 | Hilda Simon | 6 | Daughter | — | Kentucky |
| 92 | Frederick J. Leopold | 63 | Head | Farmer | Kentucky |
| 93 | Francis Leopold | 64 | Wife | — | Kentucky |
| 94 | Elizabeth Leopold | 21 | Daughter | — | Kentucky |
| 95 | John Leopold | 37 | Son | Farm Laborer | Kentucky |
| 96 | Christiana Britsch | 73 | Head | — | Hanover |
| 97 | John L. Britsch | 51 | Son | Farmer | Kentucky |
| 98 | Frank A. Britsch | 48 | Son | Farm Laborer | Kentucky |
| 99 | Joseph Uebel | 53 | Head | Farmer | Kentucky |
| 100 | Minnie Uebel | 51 | Wife | — | Kentucky |
Pedigree Summary
Mary + 5 siblings
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 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)