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Henry Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Henry Anderson across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Anna & Frank — first a son (b.~1903), then head of a 3-person household.
Age 37
b. ~1903
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | ANDERSON |
| Given Name | HENRY |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Office Clerk |
| Industry | Commercial Bank |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 266 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Office Clerk |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1903 |
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 Henry | Age | Birth yr |
|---|---|---|---|---|
| Frank Anderson | Head | — | 64 | ~1876 |
| Henry Anderson | Son | — | 37 | ~1903 |
| Anna Anderson | Spouse | — | 68 | ~1872 |
Census Appearances
1920
Cook, Illinois
Son, age 17
Cook, Illinois · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Henry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Bookkeeper |
| Industry | Bank |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 27
Cook, Illinois · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Henry O. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Clerk |
| Industry | Bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 37
Cook-County, Illinois · implied b. ~1903 — 3 household members
| Surname | ANDERSON |
| Given Name | HENRY |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Office Clerk |
| Industry | Commercial Bank |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 266 |
| Highest Grade | H 2 |
| 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 Henry Anderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Anna Anderson (~0.92 confidence) and father Frank Anderson (~0.92 confidence) and father Frank Anderson (~0.92 confidence) and mother Alma Anderson (~0.92 confidence) and father Frank Anderson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Anna Anderson
b. ~1872
Source mother
● Household
· direct · ~0.92
Father
Frank Anderson
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Frank Anderson
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Alma Anderson
b. ~1877
Source mother
● Household
· direct · ~0.92
Father
Frank Anderson
b. ~1878
Source father
● Household
· direct · ~0.92
This person
Anchor record
Henry Anderson
Son · 1940 · age 37 · b. ~1903 · 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-t0627-01000-00328)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sophie Heyden | 56 | Wife | — | Germany |
| 2 | Alice Heyden | 28 | Daughter | Stenographer | Illinois |
| 3 | Alfred Ekman | 63 | Head | Baker | Sweden |
| 4 | Mabel Ekman | 47 | Wife | — | Illinois |
| 5 | James Canty | 27 | Son | Accounting Dept | Illinois |
| 6 | Norman Canty | 25 | Son | Helper Drug Store | Illinois |
| 7 | Harry Dewen | 49 | Head | Carpenter | Scotland |
| 8 | Catherine Dewen | 44 | Wife | — | Scotland |
| 9 | John Dewen | 17 | Son | — | Scotland |
| 10 | Florence Nelson | 4 | Grand Daughter | — | Illinois |
| 11 | Mary Quinn | 72 | Head | — | Irish Free State |
| 12 | Anna Quinn | 45 | Daughter | Binding Operator | Illinois |
| 13 | Peter Quinn | 43 | Son | — | Illinois |
| 14 | Joseph Quinn | 42 | Son | Office Clerk | Illinois |
| 15 | Eugene Quinn | 33 | Son | Paper Delivery | Illinois |
| 16 | Martin Brucker | 53 | Head | Mover | Illinois |
| 17 | Anna Brucker | 53 | Wife | — | Illinois |
| 18 | Margery Brucker | 25 | Daughter | Folder | Illinois |
| 19 | Mary Canar | 80 | Mother in Law | — | Germany |
| 20 | Walter Poltrock | 68 | Head | Iron Worker | Germany |
| 21 | Rosa Poltrock | 68 | Wife | — | Illinois |
| 22 | Walter Poltrock | 32 | Son | Iron Worker | Illinois |
| 23 | Edwin Poltrock | 31 | Head | Stationary Engineer | Illinois |
| 24 | Pauline Poltrock | 33 | Wife | — | Illinois |
| 25 | Virginia Poltrock | 11 | Daughter | — | Illinois |
| 26 | Frank Anderson | 64 | Head | Net Maker | Sweden |
| 27 | Anna Anderson | 68 | Wife | — | Sweden |
| 28 | Henry Anderson THIS PERSON | 37 | Son | Office Clerk | Illinois |
| 29 | Charles H. Cook | 70 | Head | Carpenter | England |
| 30 | Jennie Cook | 66 | Wife | — | New York |
| 31 | Bertha Verey | 62 | Head | — | Indiana |
| 32 | Katherine Verey | 22 | Daughter | Stenographer | Indiana |
| 33 | Mary Jane Verey | 21 | Daughter | — | Pennsylvania |
| 34 | James Miller | 50 | Head | Stationary Foreman | Colorado |
| 35 | Angeline Miller | 50 | Wife | — | Indiana |
| 36 | Robert Miller | 18 | Son | Iron Worker | Colorado |
| 37 | Glenn Miller | 16 | Son | — | Michigan |
| 38 | Bernice Miller | 56 | Sister in Law | Bookkeeper | Indiana |
| 39 | Alton Strong | 47 | Head | — | Vermont |
| 40 | Ruth Strong | 45 | Wife | — | New York |
Pedigree Summary
Henry
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)