LJ
Lillie Johnson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Rock Island, Illinois
Our Model Tree links this Lillie Johnson across the 1920, 1930 and 1940 US Censuses in Rock Island, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1876), then head of a 4-person household.
Age 44
b. ~1876
Female
Spouse
Born: Iowa
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Rock Island, Illinois |
| Surname | Johnson |
| Given Name | Lillie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Indiana |
| Mother's Birthplace | New York |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Rock Island City |
| Est. Birth Year | ~1876 |
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 1920 census.
| Name | Relation to head | Relative to Lillie | Age | Birth yr |
|---|---|---|---|---|
| Jerry Johnson | Head | — | 40 | ~1880 |
| Lloyd Johnson | Son | — | 24 | ~1896 |
| Stanley Johnson | Son | — | 7 | ~1913 |
| Lillie Johnson | Spouse | — | 44 | ~1876 |
Census Appearances
1920
Rock Island, …
Spouse, age 44
Rock Island, Illinois · implied b. ~1876 — 4 household members
| Surname | Johnson |
| Given Name | Lillie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Indiana |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Rock Island, …
Spouse, age 54
Rock Island, Illinois · implied b. ~1876 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lily |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 18 |
| Father's Birthplace | New York |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Rock-Island-County, Illinois
Head, age 64
Rock-Island-County, Illinois · implied b. ~1876
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Johnson |
| Given Name | Lily M. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 64 |
| Marital Status | Widowed |
| Birthplace | Iowa |
| 1935 Residence (City) | Rock Island City |
| 1935 Residence (County) | Rock Island |
| Highest Grade | 6 |
| 1935 Residence | Same house |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Lillie Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Lillie Johnson
Spouse · 1920 · age 44 · b. ~1876 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Rock Island, Illinois
Open full size
1920 US Federal Census — Rock Island, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu403unit:0337)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | J. Charlie Peterson | 63 | Head | Laborer | Sweden |
| 2 | Christine Peterson | 64 | Wife | — | Sweden |
| 3 | Charlie Peterson | 28 | Son | Carpenter | Minnesota |
| 4 | John Hassquist | 64 | Head | Book Binder | Illinois |
| 5 | Margaret Hassquist | 57 | Wife | — | Sweden |
| 6 | Eva Hassquist | 36 | Daughter | Stenographer | Kansas |
| 7 | Nathaniel Hassquist | 55 | Brother | — | Illinois |
| 8 | Jerry Johnson | 40 | Head | Foreman | Iowa |
| 9 | Lillie Johnson THIS PERSON | 44 | Wife | — | Iowa |
| 10 | Lloyd Johnson | 24 | Son | Machinist | Iowa |
| 11 | Stanley Johnson | 7 | Son | — | Iowa |
| 12 | Claude Griffith | 34 | Head | Carpenter | Pennsylvania |
| 13 | Anna Griffith | 31 | Wife | — | Germany |
| 14 | Stanley Griffith | 7 | Son | — | Illinois |
| 15 | G. John Baer | 58 | Head | Brewer | Germany |
| 16 | Katy Baer | 47 | Wife | — | Illinois |
| 17 | Frank Kauffman | 68 | Lodger | Laborer | Pennsylvania |
| 18 | Lizzie Kauffman | 70 | Lodger | — | Indiana |
| 19 | William Edgar | 42 | Head | Asst. Pipefitter | England |
| 20 | Ellen Edgar | 36 | Wife | — | Illinois |
| 21 | Robert Edgar | 17 | Son | Machinist Appr. | Illinois |
| 22 | John Mortell | 53 | Head | Conductor | Illinois |
| 23 | Irene Mortell | 22 | Daughter | — | Illinois |
| 24 | George Mortell | 18 | Son | Mechanic | Illinois |
| 25 | Leo Mortell | 16 | Son | Apprentice | Illinois |
| 26 | Helen Mortell | 13 | Daughter | — | Illinois |
| 27 | John Guild | 35 | Head | Foreman | Illinois |
| 28 | Bernice Guild | 35 | Wife | — | Iowa |
| 29 | John Guild | 5 | Son | — | Illinois |
| 30 | Justine Guild | 1 | Son | — | Illinois |
| 31 | Mary Camp | 60 | Head | — | Germany |
| 32 | Mabel Camp | 20 | Daughter | — | Iowa |
| 33 | Ray Georgemeyer | 34 | Son-in-law | Machinist | Iowa |
| 34 | Olaf Bervin | 51 | Head | Architect | Illinois |
| 35 | Ruth Bervin | 36 | Wife | — | Illinois |
| 36 | Bodwin Bervin | 9 | Son | — | Illinois |
| 37 | David Bervin | 8 | Son | — | Illinois |
| 38 | Ruth Bervin | 2 | Daughter | — | Illinois |
| 39 | Anna Lindberg | 44 | Head | Asst. Housekeeper | Sweden |
| 40 | Victor Lindberg | 22 | Son | Clerk | Illinois |
| 41 | Janice Lindberg | 19 | Daughter | — | Nebraska |
| 42 | Signe Lindberg | 18 | Daughter | — | Nebraska |
| 43 | Paul Lindberg | 14 | Son | — | Nebraska |
| 44 | Alvan Lindberg | 12 | Son | — | Nebraska |
| 45 | Harold Lindberg | 10 | Son | — | Nebraska |
| 46 | S. Samuel Davis | 60 | Head | President | Kentucky |
| 47 | Appolonia Davis | 50 | Wife | — | Illinois |
| 48 | M. Edwin Davis | 24 | Son | — | Illinois |
| 49 | Tillie Johnson | 37 | Servant | Cook | Illinois |
| 50 | Alga Johnson | 36 | Servant | Maid | Sweden |
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)