MH
Mary Hagan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Jefferson, Kentucky
Our Model Tree links this Mary Hagan across the 1920 and 1930 US Censuses in Jefferson, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1910), then head of a 11-person household.
Age 20
b. ~1910
Female
Daughter
Born: Kentucky
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Jefferson, Kentucky |
| Surname | Hagan |
| Given Name | Mary L |
| 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 | |
| Occupation | Bookkeeper |
| Industry | Engraving Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Bookkeeper |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1910 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Cecelia Hagan | Daughter | — | 9 | ~1921 |
| Frances Hagan | Daughter | — | 18 | ~1912 |
| Betty Hagan | Daughter | — | 1 | ~1929 |
| Clara Hagan | Daughter | — | 10 | ~1920 |
| Joseph Hagan | Son | — | 16 | ~1914 |
| Mary Hagan | Daughter | — | 20 | ~1910 |
| Sarah Hagan | Daughter | — | 7 | ~1923 |
| Mary Hagan | Other | — | 43 | ~1887 |
| Joseph Hagan | Head | — | 49 | ~1881 |
| Sally Mccue | Other | — | 75 | ~1855 |
| Edith Hagan | Daughter | — | 5 | ~1925 |
Census Appearances
1920
Jefferson, Kentucky
Daughter, age 9
Jefferson, Kentucky · implied b. ~1911 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hagan |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| 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 20
Jefferson, Kentucky · implied b. ~1910 — 11 household members
| Surname | Hagan |
| Given Name | Mary L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Bookkeeper |
| Industry | Engraving Co |
| Class of Worker | W |
| Can Read/Write | 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 Hagan across 2 US Census years (1920 and 1930) in Jefferson, Kentucky, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hagan
Daughter · 1930 · age 20 · b. ~1910 · Kentucky
★ You are viewing this record
Sibling
Frances Hagan
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Hagan
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cecelia Hagan
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Hagan
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Hagan
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Hagan
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edith Hagan
Sibling · 1930 · 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
1930 US Federal Census — Jefferson, Kentucky
Open full size
1930 US Federal Census — Jefferson, Kentucky
Page Contents
50 people indexed on this census page (ia:1930:kentuckycensus00reel757:0389)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Olie B Bobbitt | 53 | Head | Cleaner | Kentucky |
| 2 | Ida F Bobbitt | 46 | Wife | None | Kentucky |
| 3 | Virginia E Bobbitt | 5 | Daughter | None | Kentucky |
| 4 | Nevada Gordon | 23 | Step daughter | None | Kentucky |
| 5 | Lee Hiatt | 53 | Head | Core Cleaning | Kentucky |
| 6 | Annie Hiatt | 49 | Wife-H | Stenographer | Kentucky |
| 7 | Raymond Hiatt | 20 | Son | None | Kentucky |
| 8 | Louis Hiatt | 18 | Son | Machine Operator | Kentucky |
| 9 | Elizabeth Hiatt | 16 | Daughter | Clerk | Kentucky |
| 10 | Mary A Smith | 25 | Daughter | Knitter | Kentucky |
| 11 | Harold Smith | 7 | Grandson | None | Kentucky |
| 12 | Willis D Mcparrin | 57 | Head | Molder | Kentucky |
| 13 | Julia L Mcparrin | 50 | Wife-H | None | Kentucky |
| 14 | Edward Mcparrin | 21 | Son | Appr Molder | Kentucky |
| 15 | Edward J Ryan | 42 | Head | Meter Reader | Kentucky |
| 16 | Mary H Ryan | 41 | Wife-H | None | Kentucky |
| 17 | Edward J Jr Ryan | 19 | Son | Salesman | Kentucky |
| 18 | James F Ryan | 16 | Son | Messenger | Kentucky |
| 19 | Roberta Ryan | 15 | Daughter | None | Kentucky |
| 20 | Mary G Ryan | 13 | Daughter | None | Kentucky |
| 21 | Doris Ryan | 5 | Daughter | None | Kentucky |
| 22 | Oscar J Crosier | 35 | Head | Salesman | Indiana |
| 23 | Sadie E Crosier | 38 | Wife-H | None | Indiana |
| 24 | Sherman G Crosier | 12 | Son | None | Indiana |
| 25 | Curtis M Bird | 28 | Head | Motorman | Kentucky |
| 26 | Mary A Bird | 26 | Wife-H | Solderer | Kentucky |
| 27 | Robert L Arnold | 44 | Head | Foreman | Kentucky |
| 28 | Mildred Arnold | 16 | Daughter | None | Kentucky |
| 29 | Catherine J Arnold | 13 | Daughter | None | Kentucky |
| 30 | Clarence E Arnold | 21 | Brother | Machinist | Kentucky |
| 31 | Gus Elder | 37 | Head | Machinist | Indiana |
| 32 | Alice L Elder | 31 | Wife-H | None | Indiana |
| 33 | Elmer Elder | 10 | Son | None | Kentucky |
| 34 | Malcolm E Elder | 9 | Son | None | Kentucky |
| 35 | Joseph R Hagan | 49 | Head | Fireman | Kentucky |
| 36 | Mary E Hagan | 43 | Wife-H | None | Kentucky |
| 37 | Mary L Hagan THIS PERSON | 20 | Daughter | Bookkeeper | Kentucky |
| 38 | Frances C Hagan | 18 | Daughter | Operator | Kentucky |
| 39 | Joseph G Hagan | 16 | Son | None | Kentucky |
| 40 | Clara B Hagan | 10 | Daughter | None | Kentucky |
| 41 | Cecelia G Hagan | 9 | Daughter | None | Kentucky |
| 42 | Sarah J Hagan | 7 | Daughter | None | Kentucky |
| 43 | Edith M Hagan | 5 | Daughter | None | Kentucky |
| 44 | Betty J Hagan | 1 | Daughter | None | Kentucky |
| 45 | Sally Mccue | 75 | Mother-in-law | None | Kentucky |
| 46 | Thomas F Gardner | 64 | Head | Audit Clerk | Indiana |
| 47 | Mattie E Gardner | 58 | Wife-H | None | Kentucky |
| 48 | Zorada G Gardner | 24 | Daughter | Stenographer | Kentucky |
| 49 | Lillian A Gardner | 21 | Daughter | Bookkeeper | Kentucky |
| 50 | Paul S Cleveland | 39 | Head | Machinist | Kentucky |
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)