NJ
Nellie Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Boone-County, Illinois
Our Model Tree links this Nellie Johnson across the 1920, 1930 and 1940 US Censuses in Boone-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 3-person household.
Age 50
b. ~1890
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Boone-County, Illinois |
| Surname | Johnson |
| Given Name | Nellie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Poplar Grove Village |
| 1935 Residence (County) | Boone |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Poplar Grove Village |
| Est. Birth Year | ~1890 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Nellie | Age | Birth yr |
|---|---|---|---|---|
| Emil Johnson | Head | — | 52 | ~1888 |
| Robert Johnson | Son | — | 24 | ~1916 |
| Nellie Johnson | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Boone, Illinois
Spouse, age 29
Boone, Illinois · implied b. ~1891 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Nellie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Boone, Illinois
Spouse, age 40
Boone, Illinois · implied b. ~1890 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Nellie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 24 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Boone-County, Illinois
Spouse, age 50
Boone-County, Illinois · implied b. ~1890 — 3 household members
| Surname | Johnson |
| Given Name | Nellie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Poplar Grove Village |
| 1935 Residence (County) | Boone |
| Industry | 0 |
| Highest Grade | No 8 |
| 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 Nellie 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
Nellie Johnson
Spouse · 1940 · age 50 · b. ~1890 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Boone-County, Illinois
Open full size
1940 US Federal Census — Boone-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00760-00409)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James | 7 | son | — | Illinois |
| 42 | Betty Ann | 5 | daughter | — | Illinois |
| 43 | Charles | 2 | son | — | Illinois |
| 44 | Frances | 0 | daughter | — | Illinois |
| 45 | Harold T. Lindberg | 42 | Head | Insurance Agent | Illinois |
| 46 | Lois Louise Lindberg | 10 | daughter | — | Illinois |
| 47 | John A. Lindberg | 69 | father | — | Sweden |
| 48 | Anna Lindberg | 69 | mother | — | Sweden |
| 49 | Orville M. Tavares | 28 | Head | Salesman | Illinois |
| 50 | Elizabeth Tavares | 23 | wife | — | Illinois |
| 51 | James Jensen | 74 | Head | — | Denmark |
| 52 | Mary Jensen | 64 | wife | Proprietor Restaurant | Denmark |
| 53 | Ellen Spaulding | 30 | daughter | Waitress | Denmark |
| 54 | Marion Biggs | 11 | granddaughter | — | Illinois |
| 55 | Eugene Schlepper | 23 | lodger | Laborer | Minnesota |
| 56 | Edmund L. Clark | 71 | Head | — | Illinois |
| 57 | Wilhelmina Clark | 62 | wife | — | Norway |
| 58 | Raymond A. Clark | 36 | son | Paymaster | Illinois |
| 59 | Bertha Clark | 34 | daughter | — | Illinois |
| 60 | Lee D. Raymond | 51 | lodger | Agent Telegraph | S. Dakota |
| 61 | Harold A. Edson | 20 | lodger | Mechanic Implements | Illinois |
| 62 | Arthur Schutt | 24 | lodger | Trucker | Wisconsin |
| 63 | Irene Bruner | 59 | Head | Clerk | Illinois |
| 64 | Sarah Hovey | 69 | Head | — | Wisconsin |
| 65 | Emil Johnson | 52 | Head | Farmer | Illinois |
| 66 | Nellie Johnson THIS PERSON | 50 | wife | — | Illinois |
| 67 | Robert Johnson | 24 | son | Farm Laborer | Illinois |
| 68 | George Yatolinow | 33 | Head | Farmer | Illinois |
| 69 | Lucille Yatolinow | 31 | wife | — | Illinois |
| 70 | Angie Yatolinow | 2 | daughter | — | Illinois |
| 71 | Jess Hoffman | 40 | Head | Farmer | Kansas |
| 72 | Mary Hoffman | 37 | wife | — | Illinois |
| 73 | Ruth Hoffman | 16 | daughter | — | Illinois |
| 74 | Robert Hoffman | 14 | son | — | Illinois |
| 75 | Joan Hoffman | 12 | daughter | — | Illinois |
| 76 | Louis Covey | 54 | Head | Farmer | Illinois |
| 77 | Bess Covey | 42 | wife | — | Illinois |
| 78 | Joy Covey | 14 | daughter | — | Illinois |
| 79 | Ray Covey | 6 | son | — | Illinois |
| 80 | Charles A. Lett | 47 | Head | Farmer | Wisconsin |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)