SJ
Sarah Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Champaign, Illinois
Our Model Tree links this Sarah Johnson across the 1920, 1930 and 1940 US Censuses in Champaign, Illinois (XGBoost, ~Confirmed) — first a head (b.~1855), then head of a 5-person household.
Age 75
b. ~1855
Female
Head
Born: Illinois
Widowed
1930 Census Record Details
| Census Year | 1930 |
| Location | Champaign, Illinois |
| Surname | Johnson |
| Given Name | Sarah |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25.00 |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Champaign City |
| Est. Birth Year | ~1855 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Sarah | Age | Birth yr |
|---|---|---|---|---|
| Gladys Hammers | Daughter | — | 29 | ~1901 |
| Sarah Johnson | Head | — | 75 | ~1855 |
| C Hammers | Other | — | 8 | ~1922 |
| Jo Hammers | Other | — | 1 | ~1929 |
| Betty Hammers | Other | — | 2 | ~1928 |
Census Appearances
1920
Champaign, Illinois
Head, age 66
Champaign, Illinois · implied b. ~1854 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Sarah |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 66 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| 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
Champaign, Illinois
Head, age 75
Champaign, Illinois · implied b. ~1855 — 5 household members
| Surname | Johnson |
| Given Name | Sarah |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25.00 |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Champaign-County, Illinois
Other, age 86
Champaign-County, Illinois · implied b. ~1854 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Sarah |
| Relationship to Head | Mother |
| Sex | F |
| Color / Race | White |
| Age | 86 |
| Marital Status | Widowed |
| Birthplace | Illinois |
| 1935 Residence (City) | Champaign |
| 1935 Residence (County) | Champaign |
| Highest Grade | 2 |
| 1935 Residence | Illinois |
| 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 Sarah Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Sarah Johnson
Head · 1930 · age 75 · b. ~1855 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Champaign, Illinois
Open full size
1930 US Federal Census — Champaign, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel409:0643)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Minnie Parker | 49 | Mother-in-law | — | Kentucky |
| 52 | Clarence E. Campbell | 38 | Head | Undertaker | Tennessee |
| 53 | Donna Campbell | 29 | Wife | — | Tennessee |
| 54 | Mattie M. Campbell | 8 | Daughter | — | Tennessee |
| 55 | Clarence Jr. Campbell | 5 | Son | — | Illinois |
| 56 | Clara B. Campbell | 1 | Daughter | — | Illinois |
| 57 | James J. Henderson | 30 | Head | Laborer | Kentucky |
| 58 | Lina Henderson | 52 | Mother | — | Kentucky |
| 59 | Sarah Johnson THIS PERSON | 75 | Head | — | Illinois |
| 60 | Gladys Hammers | 29 | Daughter | — | Illinois |
| 61 | C. Loren Hammers | 8 | Grandson | — | Illinois |
| 62 | Betty J. Hammers | 2 | Granddaughter | — | Illinois |
| 63 | Jo Ann Hammers | 1 | Granddaughter | — | Illinois |
| 64 | Minerva Huston | 58 | Head | — | Illinois |
| 65 | Clarence Owens | 29 | Boarder | Cook | Illinois |
| 66 | Mabel Owens | 28 | Boarder | Porter | Illinois |
| 67 | Hugh H. Mahley | 64 | Head | Cook | United States |
| 68 | Mary Mahley | 63 | Wife | — | Illinois |
| 69 | Jefferson Handy | 40 | Head | House Building | Tennessee |
| 70 | Elsie Handy | 18 | Daughter | — | Illinois |
| 71 | Elnora Handy | 15 | Daughter | — | Illinois |
| 72 | Charlotte Willis | 35 | Sister-in-law | — | Virginia |
| 73 | Jeffy Lynch | 24 | Roomer | Musician | Virginia |
| 74 | Lucille Lynch | 24 | Roomer | — | Illinois |
| 75 | Harrison G. Pierce | 40 | Head | Janitor | Mississippi |
| 76 | Annie Pierce | 42 | Wife | — | Mississippi |
| 77 | Robert Hursey | 43 | Brother-in-law | — | Mississippi |
| 78 | Harriette Hursey | 33 | Sister-in-law | Maid | Mississippi |
| 79 | Edward Humer | 38 | Head | Janitor | Illinois |
| 80 | Queen V. Humer | 45 | Wife | Cook | Tennessee |
| 81 | Vito E. Chordera | 47 | Head | Auto Repairman | Germany |
| 82 | Martha A. Chordera | 45 | Wife | — | Illinois |
| 83 | Delores R. Chordera | 16 | Daughter | — | Illinois |
| 84 | Dorothy Chordera | 14 | Daughter | — | Illinois |
| 85 | Eleanor Chordera | 12 | Daughter | — | Illinois |
| 86 | Lucille Chordera | 9 | Daughter | — | Illinois |
| 87 | Mary Chordera | 5 | Daughter | — | Illinois |
| 88 | Pauline Chordera | 3 | Daughter | — | Illinois |
| 89 | Gertrude B. Chordera | 1 | Daughter | — | Illinois |
| 90 | Albert E. Rubow | 44 | Head | Meat Cutter | Illinois |
| 91 | Carrie Rubow | 58 | Wife | — | Illinois |
| 92 | Edward Schueman | 40 | Head | Laborer | Illinois |
| 93 | Eva Schueman | 76 | Mother | — | Germany |
| 94 | Louis Rassuggia | 41 | Head | Laborer | Italy |
| 95 | Mary Rassuggia | 35 | Wife | — | Italy |
| 96 | Ava M. Rassuggia | 16 | Daughter | — | Illinois |
| 97 | Marie Rassuggia | 13 | Daughter | — | Illinois |
| 98 | Francis Rassuggia | 9 | Son | — | Illinois |
| 99 | Don Rassuggia | 7 | Son | — | Illinois |
| 100 | William Drew | 67 | Head | Drayman | Missouri |
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)