HJ
Hilda Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Hilda Johnson across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1891), then head of a 4-person household.
Age 49
b. ~1891
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Johnson |
| Given Name | Hilda A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Industry | H |
| Class of Worker | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| Est. Birth Year | ~1891 |
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 1940 census.
| Name | Relation to head | Relative to Hilda | Age | Birth yr |
|---|---|---|---|---|
| Claire Johnson | Daughter | — | 11 | ~1929 |
| Harry Johnson | Head | — | 50 | ~1890 |
| Donald Johnson | Son | — | 17 | ~1923 |
| Hilda Johnson | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Cook, Illinois
Other, age 28
Cook, Illinois · implied b. ~1892 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Hilda |
| Relationship to Head | lodger |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Other, age 39
Cook, Illinois · implied b. ~1891 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Hilda |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 30 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Spouse, age 49
Cook-County, Illinois · implied b. ~1891 — 4 household members
| Surname | Johnson |
| Given Name | Hilda A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Industry | H |
| Class of Worker | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same house |
| 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 Hilda Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Hilda Johnson
Spouse · 1940 · age 49 · b. ~1891 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01022-00769)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ethel I Gould | 48 | Wife | — | Minnesota |
| 2 | Dorothy I Gould | 23 | Daughter | Clerk | Minnesota |
| 3 | Charles G Jr Gould | 22 | Son | Clerk | Minnesota |
| 4 | Helene E Gould | 20 | Daughter | Clerk | Minnesota |
| 5 | H. D. Pierce | 38 | Head | Sales Representative | Michigan |
| 6 | Paulene Pierce | 33 | Wife | — | Illinois |
| 7 | Joan Pierce | 5 | Daughter | — | Illinois |
| 8 | Suzanne Pierce | 1 | Daughter | — | Illinois |
| 9 | Herman Lee | 68 | Father-in-law | — | Michigan |
| 10 | Annette Lee | 63 | Mother-in-law | — | Illinois |
| 11 | James F Coffey | 43 | Head | Salesman | Illinois |
| 12 | Rosalie Q Coffey | 42 | Wife | — | Illinois |
| 13 | James F Coffey | 19 | Son | — | Illinois |
| 14 | Gerald Coffey | 16 | Son | — | Illinois |
| 15 | Rosalie Coffey | 9 | Daughter | — | Illinois |
| 16 | Ralph Desmond | 43 | Head | Supervisor | Michigan |
| 17 | Louise Desmond | 45 | Wife | — | Germany |
| 18 | Dorothy Desmond | 19 | Daughter | Secretary | Michigan |
| 19 | Lois Desmond | 14 | Daughter | — | Michigan |
| 20 | V. Sulinski | 52 | Head | — | Poland |
| 21 | Jane Sulinski | 25 | Daughter | Assistant Manager | Illinois |
| 22 | Sigmund Sulinski | 24 | Son | Engineer Civil | Illinois |
| 23 | Stephany Sulinski | 19 | Daughter | — | Illinois |
| 24 | Harry N. Johnson | 50 | Head | Sales Manager | Illinois |
| 25 | Hilda A. Johnson THIS PERSON | 49 | Wife | — | Illinois |
| 26 | Donald H Johnson | 17 | Son | — | Illinois |
| 27 | Claire Marie Johnson | 11 | Daughter | — | Illinois |
| 28 | Walter S Hamilton | 73 | Head | Salesman | Illinois |
| 29 | Myrtle Hamilton | 58 | Wife | — | Illinois |
| 30 | Rita Hamilton | 25 | Daughter | Stenographer | Illinois |
| 31 | Ruth Jean Hamilton | 14 | Daughter | — | Illinois |
| 32 | Edwin Peterson | 52 | Head | Truck Driver | Illinois |
| 33 | Rita Peterson | 46 | Wife | — | Illinois |
| 34 | June Peterson | 16 | Daughter | — | Illinois |
| 35 | Eloise Strauss | 45 | Head | Saleslady | Georgia |
| 36 | Shirley Strauss | 24 | Daughter | Bookkeeper | Louisiana |
| 37 | Edward Strauss | 19 | Son | — | Louisiana |
| 38 | Helene Strauss | 12 | Daughter | — | Illinois |
| 39 | Marilyn Strauss | 10 | Daughter | — | Illinois |
| 40 | Beryle Strauss | 10 | Daughter | — | Illinois |
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)