GJ
Grace Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Wayne, Michigan
Our Model Tree links this Grace Johnson across the 1920 and 1930 US Censuses in Wayne, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1918), then head of a 9-person household.
Age 12
b. ~1918
Female
Daughter
Born: Michigan
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Wayne, Michigan |
| Surname | Johnson |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Occupation | Nurse girl |
| Industry | private family |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Nurse Girl |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1918 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Grace | Age | Birth yr |
|---|---|---|---|---|
| Marilyn Johnson | Daughter | — | 2 | ~1928 |
| Mildred Johnson | Daughter | — | 19 | ~1911 |
| Grace Johnson | Daughter | — | 12 | ~1918 |
| Andrew Johnson | Head | — | 45 | ~1885 |
| Arthur Johnson | Son | — | 16 | ~1914 |
| Douglas Johnson | Son | — | 4 | ~1926 |
| John Johnson | Son | — | 10 | ~1920 |
| Alfred Johnson | Son | — | 7 | ~1923 |
| Adeline Johnson | Spouse | — | 40 | ~1890 |
Census Appearances
1920
Wayne, Michigan
Daughter, age 2
Wayne, Michigan · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Wayne, Michigan
Daughter, age 12
Wayne, Michigan · implied b. ~1918 — 9 household members
| Surname | Johnson |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Michigan |
| Occupation | Nurse girl |
| Industry | private family |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Grace Johnson across 2 US Census years (1920 and 1930) in Wayne, Michigan, using XGBoost record linkage.
Show:
This person
Anchor record
Grace Johnson
Daughter · 1930 · age 12 · b. ~1918 · Michigan
★ You are viewing this record
Sibling
Mildred Johnson
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Douglas Johnson
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marilyn Johnson
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Johnson
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Johnson
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Johnson
Sibling · 1930 · age 16
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 — Wayne, Michigan
Open full size
1930 US Federal Census — Wayne, Michigan
Page Contents
50 people indexed on this census page (ia:1930:michigancensus00reel1059:0813)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Josephine H. Bender | 29 | Wife | — | Belgium |
| 2 | Maurice M. Bender | 5 | Son | — | Michigan |
| 3 | Lillian T. Bender | 3 | Daughter | — | Michigan |
| 4 | Frederick Despretz | 38 | Head | Boiler Maker | Belgium |
| 5 | Victoria L. Despretz | 37 | Wife | — | Belgium |
| 6 | Raymond Huegeman | 10 | Nephew | — | Belgium |
| 7 | James G. Coll | 50 | Head | Woodworker | New York |
| 8 | Bertha E. Coll | 48 | Wife | Saleslady | Michigan |
| 9 | Helen E. Coll | 16 | Daughter | — | Michigan |
| 10 | Peter Battani | 65 | Head | Stone Cutter | Italy |
| 11 | Theresa Battani | 70 | Wife | — | Italy |
| 12 | Peter Jr. Battani | 37 | Son | Stone Cutter | Italy |
| 13 | Mary A. Battani | 33 | Daughter-in-law | — | Italy |
| 14 | Violet L. Battani | 13 | Granddaughter | — | Michigan |
| 15 | Zelinda M. Battani | 11 | Granddaughter | — | Michigan |
| 16 | Alice M. Battani | 10 | Granddaughter | — | Michigan |
| 17 | Gloria T. Battani | 8 | Granddaughter | — | Michigan |
| 18 | Nancy M. Battani | 5 | Granddaughter | — | Michigan |
| 19 | Stephani Arnold G. Battani | 9 | Grandson | — | Michigan |
| 20 | Emil Battani | 37 | Nephew | Barber | Italy |
| 21 | Harry Lineburg | 51 | Head | Sheet Metal Worker | New York |
| 22 | Charlotte A. Lineburg | 47 | Wife | — | Michigan |
| 23 | Lorenzen Charlotte E. Lineburg | 17 | Daughter | — | Michigan |
| 24 | Harry E. Lineburg | 24 | Son-in-law | Drill Press Operator | Michigan |
| 25 | Harry E. Jr. Lineburg | 15 | Son | — | Michigan |
| 26 | Virginia M. Lineburg | 13 | Daughter | — | Michigan |
| 27 | Marion R. Lineburg | 11 | Daughter | — | Michigan |
| 28 | George F. Lineburg | 7 | Son | — | Michigan |
| 29 | William F. Lineburg | 4 | Son | — | Michigan |
| 30 | Andrew B. Johnson | 45 | Head | Assembler | Kentucky |
| 31 | Adeline L. Johnson | 40 | Wife | — | Michigan |
| 32 | Mildred E. Johnson | 19 | Daughter | Servant | Michigan |
| 33 | Arthur J. Johnson | 16 | Son | Paper Boy | Michigan |
| 34 | Grace Johnson THIS PERSON | 12 | Daughter | Nurse Girl | Michigan |
| 35 | John M. Johnson | 10 | Son | — | Michigan |
| 36 | Alfred D. Johnson | 7 | Son | — | Michigan |
| 37 | Douglas L. Johnson | 4 | Son | — | Michigan |
| 38 | Marilyn R. Johnson | 2 | Daughter | — | Michigan |
| 39 | Arthur H. Koss | 47 | Head | Teamster | Michigan |
| 40 | Clara E. Koss | 37 | Wife | Servant | Michigan |
| 41 | Harold O. Koss | 19 | Son | Bricklayer | Michigan |
| 42 | Leona G. Koss | 18 | Daughter | Sorter | Michigan |
| 43 | Arthur L. Koss | 12 | Son | — | Michigan |
| 44 | Kenneth T. Koss | 2 | Son | — | Michigan |
| 45 | Mary A. Graham | 60 | Servant | Servant | England |
| 46 | John J. Kenney | 46 | Head | Moulder | Canada English |
| 47 | Anna M. Kenney | 45 | Wife | — | Canada English |
| 48 | Francis G. Kenney | 13 | Son | — | Michigan |
| 49 | Loretta M. Kenney | 11 | Daughter | — | Michigan |
| 50 | Gertrude E. Kenney | 9 | Daughter | — | Michigan |
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)