SJ
Sidney Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Clinton, Illinois
Our Model Tree links this Sidney Johnson across the 1920, 1930 and 1940 US Censuses in Clinton, Illinois (XGBoost, ~Confirmed) — first a head (b.~1861), then head of a 4-person household.
Age 69
b. ~1861
Male
Head
Born: Illinois
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Clinton, Illinois |
| Surname | Johnson |
| Given Name | Sidney |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 69 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 24 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Farm Operator |
| Industry | General Farm |
| Class of Worker | VVVV O |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farm Operator |
| Township / Ward | Lake Township |
| Est. Birth Year | ~1861 |
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 Sidney | Age | Birth yr |
|---|---|---|---|---|
| Geneva Boelling | Daughter | — | 10 | ~1920 |
| Clara Boelling | Daughter | — | 16 | ~1914 |
| Rosa Johnson | Spouse | — | 63 | ~1867 |
| Sidney Johnson | Head | — | 69 | ~1861 |
Census Appearances
1920
Clinton, Illinois
Head, age 59
Clinton, Illinois · implied b. ~1861 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Sidney |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | U.S. |
| Mother's Birthplace | U.S. |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Clinton, Illinois
Head, age 69
Clinton, Illinois · implied b. ~1861 — 4 household members
| Surname | Johnson |
| Given Name | Sidney |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 69 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 24 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Farm Operator |
| Industry | General Farm |
| Class of Worker | VVVV O |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Clinton-County, Illinois
Other, age 79
Clinton-County, Illinois · implied b. ~1861
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Johnson |
| Given Name | Sidney |
| Relationship to Head | Father |
| Sex | M |
| Color / Race | White |
| Age | 79 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | Lake Twp |
| 1935 Residence (County) | Clinton |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Sidney 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
Sidney Johnson
Head · 1930 · age 69 · b. ~1861 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Clinton, Illinois
Open full size
1930 US Federal Census — Clinton, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel412:0837)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fred Bassen | 32 | Head | — | Germany |
| 2 | Mary Bassen | 29 | Wife | — | Germany |
| 3 | August Haake | 52 | Head | Farm Operator | Illinois |
| 4 | Mary Haake | 50 | Wife | — | Illinois |
| 5 | Alvin Haake | 23 | Son | Farm Laborer | Illinois |
| 6 | Marian Haake | 13 | Daughter | — | Illinois |
| 7 | Ernest Grufe | 64 | Head | Farm Operator | Germany |
| 8 | Ernest Grufe | 21 | Son | Farm Laborer | Illinois |
| 9 | Amanda H Grufe | 24 | Daughter | — | Illinois |
| 10 | Charles Krieger | 57 | Head | Farm Operator | Illinois |
| 11 | Anna Krieger | 53 | Wife | — | Illinois |
| 12 | Frieda Krieger | 16 | Daughter | — | Illinois |
| 13 | Leona Krieger | 14 | Daughter | — | Illinois |
| 14 | Minnie Mueller | 85 | Mother-in-law | — | Illinois |
| 15 | Fred H. Hoffman | 31 | R | Farm Operator | Illinois |
| 16 | Frances Hoffman | 21 | Wife | — | Nebraska |
| 17 | Fred Hoffman | 75 | Father | — | Germany |
| 18 | Adelheid Hoffman | 69 | Wife | — | Missouri |
| 19 | Mary Riethman | 69 | Head | Farm Operator | Illinois |
| 20 | Ella Riethman | 41 | Daughter | Helper | Illinois |
| 21 | Hilda Riethman | 29 | Daughter | — | Illinois |
| 22 | Ester Kleine | 16 | Niece | Clerk | Illinois |
| 23 | Henry Tyberendt | 40 | Head | Farm Operator | Illinois |
| 24 | Lizzie Tyberendt | 41 | Wife | — | Illinois |
| 25 | Anna H. Tyberendt | 17 | Daughter | Saleswoman | Illinois |
| 26 | Helen Tyberendt | 14 | Daughter | — | Illinois |
| 27 | Alfred Tyberendt | 11 | Son | — | Illinois |
| 28 | Elmer Tyberendt | 6 | Son | — | Illinois |
| 29 | Fred Bennemeier | 38 | Head | Farm Operator | Illinois |
| 30 | Anna Bennemeier | 36 | Wife | — | Illinois |
| 31 | Wilfred Bennemeier | 9 | Son | — | Illinois |
| 32 | Walter Strebe | 30 | R | Farm Operator | Illinois |
| 33 | Elsie Strebe | 21 | Wife | — | Missouri |
| 34 | Mary June Strebe | 3 | Daughter | — | Illinois |
| 35 | Walter Jr. Strebe | 0 | Son | — | Illinois |
| 36 | Fred Voss | 65 | H O | Farm Operator | Germany |
| 37 | William Knolhoff | 42 | Head | Farm Operator | Illinois |
| 38 | Amelia Knolhoff | 39 | Wife | — | Illinois |
| 39 | Pauline Knolhoff | 17 | Daughter | — | Illinois |
| 40 | Larvin Knolhoff | 16 | Son | Farm Laborer | Illinois |
| 41 | Alfred Knolhoff | 14 | Son | — | Illinois |
| 42 | Alma Knolhoff | 12 | Daughter | — | Illinois |
| 43 | Irene Knolhoff | 5 | Daughter | — | Illinois |
| 44 | Earl Knolhoff | 2 | Son | — | Illinois |
| 45 | Sidney Johnson THIS PERSON | 69 | Head | Farm Operator | Illinois |
| 46 | Rosa Johnson | 63 | Wife | — | Illinois |
| 47 | Clara Boelling | 16 | Daughter | Housekeeper | Illinois |
| 48 | Geneva Boelling | 10 | Daughter | — | Illinois |
| 49 | Henry Arttmeyer | 48 | Head | Farm Operator | Illinois |
| 50 | Emma Arttmeyer | 43 | Wife | — | Illinois |
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)