MJ
Mary Joyce — 1930 US Census Record
Model Tree available1930 United States Federal Census · Jefferson, Kentucky
Our Model Tree links this Mary Joyce across the 1920, 1930 and 1940 US Censuses in Jefferson, Kentucky (XGBoost, ~Confirmed), with identified parents Michael & Eleanora — first a daughter (b.~1907), then head of a 4-person household.
Age 23
b. ~1907
Female
Daughter
Born: Kentucky
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Jefferson, Kentucky |
| Surname | Joyce |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Additional Details | |
| Occupation | Book Keeper |
| Industry | Bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Book Keeper |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1907 |
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 Joyce | Daughter | — | 23 | ~1907 |
| Martin Joyce | Head | — | 54 | ~1876 |
| Mary Pattes | Other | — | 57 | ~1873 |
| Katherine Joyce | Daughter | — | 18 | ~1912 |
Census Appearances
1920
Jefferson, Kentucky
Daughter, age 13
Jefferson, Kentucky · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Joyce |
| Given Name | Mary Ellen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| 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 |
1930
Jefferson, Kentucky
Daughter, age 23
Jefferson, Kentucky · implied b. ~1907 — 4 household members
| Surname | Joyce |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Book Keeper |
| Industry | Bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Daughter, age 32
Jefferson-County, Kentucky · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Joyce |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Occupation | Bookkeeper |
| Industry | Bakery Hardware |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 110 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| 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 Joyce across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Michael Joyce (~0.92 confidence) and mother Eleanora Joyce (~0.92 confidence) and father Martin Joyce (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Michael Joyce
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Eleanora Joyce
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
Martin Joyce
b. ~1876
Source father
● Household
· direct · ~0.92
This person
Anchor record
Mary Joyce
Daughter · 1930 · age 23 · b. ~1907 · Kentucky
★ You are viewing this record
Sibling
Katherine Joyce
Sibling · 1930 · age 18
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 — Jefferson, Kentucky
Open full size
1930 US Federal Census — Jefferson, Kentucky
Page Contents
48 people indexed on this census page (ia:1930:kentuckycensus00reel757:0229)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | O'Daniel Venetta O'Daniel | 9 | Daughter | None | Kentucky |
| 2 | Robert D. Stiles | 43 | Head | Machinist | Kentucky |
| 3 | Margaret Stiles | 32 | Wife-H | None | Kentucky |
| 4 | Delbert L. Stiles | 15 | Son | None | Kentucky |
| 5 | Elbert C. Stiles | 14 | Son | None | Kentucky |
| 6 | Fletcher Ruth Stiles | 27 | Boarder | None | Kentucky |
| 7 | William League | 39 | Head | Machine Operator | Kentucky |
| 8 | Constance League | 37 | Wife-H | Contractor | Kentucky |
| 9 | Charles League | 16 | Son | None | Kentucky |
| 10 | Robert League | 15 | Son | None | Kentucky |
| 11 | William League | 13 | Son | None | Kentucky |
| 12 | Mary J. League | 10 | Daughter | None | Kentucky |
| 13 | Gertrude Rhodes | 65 | Head | None | Kentucky |
| 14 | James S. Rhodes | 33 | Son | Packer | Kentucky |
| 15 | James T. Jackson | 67 | Head | Janitor | Virginia |
| 16 | Emma T. Jackson | 65 | Wife-H | None | Kentucky |
| 17 | Alice M. Jackson | 26 | Daughter | None | Kentucky |
| 18 | Martin O. Joyce | 54 | Head | Proprietor | Kentucky |
| 19 | Mary E. Joyce THIS PERSON | 23 | Daughter | Book Keeper | Kentucky |
| 20 | Katherine D. Joyce | 18 | Daughter | Stenographer | Kentucky |
| 21 | Mary A. Pattes | 57 | Sister-in-law | None | Kentucky |
| 22 | Blanche Yates | 54 | Head | Helper | Kentucky |
| 23 | William L. Fox | 51 | Head | Laborer | Kentucky |
| 24 | Cordelia Fox | 48 | Wife-H | None | Kentucky |
| 25 | Billy J. Slayton | 24 | Boarder | Laborer | Kentucky |
| 26 | Gladys Slayton | 20 | Boarder | None | Kentucky |
| 27 | William J. Slayton | 0 | Boarder | None | Kentucky |
| 28 | Richard Burgess | 18 | Boarder | Laborer | Kentucky |
| 29 | Kate Hamilton | 62 | Head | Laundress | Louisiana |
| 30 | Edward Hamilton | 35 | Son | Cook | Louisiana |
| 31 | James D. Hamilton | 12 | Grandson | None | Tennessee |
| 32 | Ben Kuper | 47 | Head | None | Kentucky |
| 33 | Alvia Kuper | 21 | Wife-H | Laborer | Kentucky |
| 34 | Minnie Johnson | 19 | Daughter | None | Kentucky |
| 35 | Josephine Kuper | 17 | daughter | None | Kentucky |
| 36 | Unidial Kuper | 16 | daughter | None | Kentucky |
| 37 | Coleman Kuper | 15 | son | Helper | Kentucky |
| 38 | Beatrice Kuper | 7 | daughter | None | Kentucky |
| 39 | Louise Kuper | 17 | daughter-in-law | None | Kentucky |
| 40 | Reba Kuper | 5 | Grand daughter | None | Kentucky |
| 41 | Harold Kuper | 0 | Grand son | None | Kentucky |
| 42 | Elmer Johnson | 4 | Grand daughter | None | Kentucky |
| 43 | Pearl Carter | 29 | Head | Laundress | Kentucky |
| 44 | Betty M. Carter | 7 | daughter | None | Kentucky |
| 45 | Dee Adams | 38 | Head | Laborer | Kentucky |
| 46 | Rosetta Adams | 28 | Wife-H | None | Alabama |
| 47 | John T. Barnes | 6 | Step son | None | Alabama |
| 48 | Louise Barnes | 8 | Step daughter | None | Alabama |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 3 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)