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Frank Collins — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Frank Collins across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Charles & Minnie — first a head (b.~1909), then head of a 4-person household.
Age 31
b. ~1909
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Collins |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Switchboard operator |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1441 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Switchboard Operator |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1909 |
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 Frank | Age | Birth yr |
|---|---|---|---|---|
| Alice Collins | Spouse | — | 31 | ~1909 |
| Frank Collins | Head | — | 31 | ~1909 |
| Dorothy Collins | Daughter | — | 4 | ~1936 |
| Thomas Collins | Son | — | 2 | ~1938 |
Census Appearances
1920
Cook, Illinois
Son, age 11
Cook, Illinois · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collins |
| Given Name | Frank E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Bremen ger. |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 21
Cook, Illinois · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collins |
| Given Name | Frank E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Germany |
| Occupation | Carpenter |
| Industry | Contracting Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 31
Cook-County, Illinois · implied b. ~1909 — 4 household members
| Surname | Collins |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Switchboard operator |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1441 |
| Highest Grade | Hs 4 |
| 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 Frank Collins across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Collins (~0.92 confidence) and mother Minnie Collins (~0.92 confidence) and mother Minnie Collins (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Collins
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Minnie Collins
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Minnie Collins
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Collins
Head · 1940 · age 31 · b. ~1909 · 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
39 people indexed on this census page (nara:1940:m-t0627-00942-00046)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Florence Mainwaring | 25 | Daughter | — | Illinois |
| 2 | William Mainwaring | 25 | Son | — | Illinois |
| 3 | Walter Mainwaring | 21 | Daughter | — | Illinois |
| 4 | William Mcfarland | 38 | Lodger | Stationary Engineer | Illinois |
| 5 | Sven Bostrom | 43 | Head | Stationary Engineer | Sweden |
| 6 | Alice Bostrom | 36 | Wife | — | Sweden |
| 7 | Ronald Bostrom | 9 | Son | — | Illinois |
| 8 | Carolyn Bostrom | 2 | Daughter | — | Illinois |
| 9 | Charles Hill | 55 | Father | — | Illinois |
| 10 | Charles Williams | 39 | Head | Traveling Salesman | Illinois |
| 11 | Elva Williams | 34 | Wife | — | Illinois |
| 12 | Ruth Carlson | 14 | Daughter | — | Illinois |
| 13 | Helen Carlson | 12 | Daughter | — | Illinois |
| 14 | Margaret Carlson | 10 | Daughter | — | Illinois |
| 15 | David G Shaw | 30 | Head | Laborer | Illinois |
| 16 | Marjorie Shaw | 27 | Wife | — | Illinois |
| 17 | James Deason | 58 | Father in law | Clerk | England |
| 18 | Louis Witherwig | 36 | Head | Millwright | Illinois |
| 19 | Lucille Witherwig | 38 | Wife | — | Illinois |
| 20 | Lois Witherwig | 11 | Daughter | — | Illinois |
| 21 | Mary Louise Witherwig | 8 | Daughter | — | Illinois |
| 22 | Walter Witherwig | 7 | Son | — | Illinois |
| 23 | Martin Lindgren | 46 | Head | Locomotive Carpenter | Illinois |
| 24 | Esther Lindgren | 44 | Wife | — | Illinois |
| 25 | Marion Lindgren | 21 | Daughter | Stenographer | Illinois |
| 26 | Donald Lindgren | 17 | Son | — | Illinois |
| 27 | Frank Collins THIS PERSON | 31 | Head | Switchboard Operator | Illinois |
| 28 | Alice Collins | 31 | Wife | — | Illinois |
| 29 | Dorothy Collins | 4 | Daughter | — | Illinois |
| 30 | Thomas Collins | 2 | Son | — | Illinois |
| 31 | Howard James | 30 | Head | Clerk | Illinois |
| 32 | Frances James | 24 | Wife | — | Iowa |
| 33 | Robert James | 5 | Son | — | Illinois |
| 34 | Larry James | 2 | Son | — | Illinois |
| 35 | James G Collins | 53 | Father in law | Crossing Flagman | Indiana |
| 36 | Ruth Collins | 51 | Mother in law | — | Iowa |
| 37 | Harry Parfitt | 48 | Head | Pusher | Canada |
| 38 | Margaret Parfitt | 37 | Wife | — | Eire |
| 39 | Donald Parfitt | 13 | Son | — | Illinois |
Pedigree Summary
Frank
Gen 1 · 3 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)