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William Evans — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this William Evans across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents William & Cynthia — first a head (b.~1916), then head of a 3-person household.
Age 24
b. ~1916
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Evans |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Riverside |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Clerk |
| Industry | Petroleum Marketing |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 1600 |
| Highest Grade | C 2 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Clerk |
| Township / Ward | Berwyn City |
| Est. Birth Year | ~1916 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| William Evans | Head | — | 24 | ~1916 |
| Douglas Evans | Son | — | 1 | ~1939 |
| Nedra Evans | Spouse | — | 21 | ~1919 |
Census Appearances
1920
Cook, Illinois
Son, age 3
Cook, Illinois · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Evans |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Wales |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 14
Cook, Illinois · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Evans |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Wales |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 24
Cook-County, Illinois · implied b. ~1916 — 3 household members
| Surname | Evans |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Riverside |
| 1935 Residence (County) | Cook |
| Occupation | Clerk |
| Industry | Petroleum Marketing |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 1600 |
| Highest Grade | C 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 William Evans across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Evans (~0.92 confidence) and mother Cynthia Evans (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Evans
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Cynthia Evans
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Evans
Head · 1940 · age 24 · b. ~1916 · 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-t0627-00772-00558)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ann-Christine Darbo | 12 | Daughter | — | Illinois |
| 42 | Gilbert F Kemp | 30 | Head | Radio Operator | New York |
| 43 | Olive Kemp | 25 | Wife | — | New Jersey |
| 44 | Virginia Kemp | 0 | Daughter | — | Illinois |
| 45 | Harold Taylor | 29 | Head | Salesman | Illinois |
| 46 | Margre Taylor | 25 | Wife | — | Illinois |
| 47 | Albert Hayes | 28 | Head | Maintenance | Iowa |
| 48 | Edith Hayes | 24 | Wife | — | Ohio |
| 49 | Manly Hayes | 3 | Son | — | Illinois |
| 50 | Gewyn Hayes | 0 | Daughter | — | Illinois |
| 51 | Andrew Borkhart | 36 | Head | Stereotyper | Illinois |
| 52 | Ann Borkhart | 27 | Wife | Beauty Operator | Illinois |
| 53 | Norman Schwitzer | 33 | Head | Postal Carrier | Illinois |
| 54 | Helen Schwitzer | 31 | Wife | Statistical Clerk | Illinois |
| 55 | Edward J Walsh | 35 | Head | Accounting Clerk | Illinois |
| 56 | Shirley Walsh | 22 | Wife | Secretary | Illinois |
| 57 | Bert Hicks | 24 | Head | Sales Clerk | Illinois |
| 58 | Doris Hicks | 23 | Wife | Bookkeeper | Illinois |
| 59 | Roger Voris | 22 | Head | Engineering Clerk | Illinois |
| 60 | Mildred Voris | 21 | Wife | Clerical Work | Illinois |
| 61 | Aloysius Koester | 34 | Head | Foreman | Iowa |
| 62 | Mary Koester | 26 | Wife | — | Illinois |
| 63 | Richard Koester | 12 | Son | — | Illinois |
| 64 | William Evans THIS PERSON | 24 | Head | Clerk | Illinois |
| 65 | Nedra Evans | 21 | Wife | — | Missouri |
| 66 | Douglas Evans | 1 | Son | — | Illinois |
| 67 | Wilburn Hunt | 33 | Head | Pilot | Kansas |
| 68 | Bernice Hunt | 27 | Wife | — | Missouri |
| 69 | Barbra Hunt | 3 | Daughter | — | Michigan |
| 70 | Henry Grote | 33 | Head | Chemical Engineer | Illinois |
| 71 | Patricia Grote | 25 | Wife | — | Illinois |
| 72 | Elmer Franke | 36 | Head | Freight Representative | Pennsylvania |
| 73 | Margret Franke | 33 | Wife | — | Pennsylvania |
| 74 | Emil Ceplecha | 24 | Head | Parcel Clerk | Illinois |
| 75 | Elsie Ceplecha | 23 | Wife | — | Wisconsin |
| 76 | Maxwell Henderson | 27 | Head | Bill Voucher Clerk | Canada-English |
| 77 | Margaret Henderson | 25 | Wife | — | Canada-English |
| 78 | John Kolar | 57 | Head | Dentist | Illinois |
| 79 | Antoinette Kolar | 54 | Wife | — | Illinois |
| 80 | Andrew Botz | 37 | Head | Cost Accountant | Hungary |
Pedigree Summary
William
Gen 1 · 2 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)