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William Reid — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this William Reid across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Anne & Anna — first a son (b.~1918), then head of a 3-person household.
Age 22
b. ~1918
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Reid |
| Given Name | William J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Clerk |
| Industry | Insurance Office |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 660 |
| Highest Grade | No H-4 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Clerk |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1918 |
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 |
|---|---|---|---|---|
| Anna Reid | Head | — | 46 | ~1894 |
| James Reid | Son | — | 13 | ~1927 |
| William Reid | Son | — | 22 | ~1918 |
Census Appearances
1920
Cook, Illinois
Other, age 1
Cook, Illinois · implied b. ~1919 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reid |
| Given Name | William J |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | England |
| Mother's Birthplace | Sweden |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 12
Cook, Illinois · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reid |
| Given Name | William J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | England |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 22
Cook-County, Illinois · implied b. ~1918 — 3 household members
| Surname | Reid |
| Given Name | William J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Clerk |
| Industry | Insurance Office |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 660 |
| Highest Grade | No H-4 |
| 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 William Reid across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Anne Reid (~0.92 confidence) and mother Anna Reid (~0.92 confidence) and father James Reid (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Anne Reid
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Anna Reid
b. ~1894
Source mother
● Household
· direct · ~0.92
Father
James Reid
b. ~1894
Source father
● Household
· direct · ~0.92
This person
Anchor record
William Reid
Son · 1940 · age 22 · b. ~1918 · Illinois
★ You are viewing this record
Sibling
James Reid
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
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-t0627-00934-00513)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mollie S. Werker | 50 | Head | Saleswoman | Illinois |
| 2 | Pauline Kother | 32 | Sister | Clerk | Illinois |
| 3 | Anne Cooper | 25 | Sister | Cashier | Illinois |
| 4 | Claire Cooper | 22 | Sister | Stenographer | Illinois |
| 5 | Anna E. Reid | 46 | Head | Manager | Sweden |
| 6 | William J. Reid THIS PERSON | 22 | Son | Clerk | Illinois |
| 7 | James H. Reid | 13 | Son | — | New York |
| 8 | George W. Sargent | 40 | Head | Commercial Artist | Colorado |
| 9 | Josephine Sargent | 40 | Wife | Saleswoman | Mississippi |
| 10 | Rosa D. Sargent | 71 | Mother | — | Illinois |
| 11 | Emma Lowry | 47 | Head | Auditor | Kansas |
| 12 | John J. Carswell | 29 | Head | — | England |
| 13 | Helen Carswell | 61 | Wife | — | Sweden |
| 14 | Eugene V. Smith | 48 | Head | Telegraph Operator | Michigan |
| 15 | Evelyn L. Smith | 47 | Wife | Telegraph Operator | Illinois |
| 16 | Elfra F. Rice | 64 | Head | — | Illinois |
| 17 | Charles @ Stovell | 52 | Head | Janitor | Missouri |
| 18 | Ruth Stovell | 44 | Wife | — | Illinois |
| 19 | Ruth J. Stovell | 18 | Daughter | — | Illinois |
| 20 | Donald C. Stovell | 17 | Son | — | Illinois |
| 21 | Arthur @ Smith | 44 | Head | Lithographer | England |
| 22 | Mary Smith | 46 | Wife | — | Missouri |
| 23 | Patricia Smith | 10 | Daughter | — | Illinois |
| 24 | Grace @ Barton | 50 | Head | — | Illinois |
| 25 | Theresa Barton | 84 | Aunt | — | Illinois |
| 26 | Harold Hallaher | 45 | Head | Radio Engineer | Illinois |
| 27 | Ione @ Hallaher | 43 | Wife | — | Illinois |
| 28 | Richard Hallaher | 19 | Son | — | Illinois |
| 29 | Marilyn Hallaher | 16 | Daughter | — | Illinois |
| 30 | Charles @ Kinney | 65 | Head | — | Pennsylvania |
| 31 | Blanche Kinney | 55 | Wife | — | Missouri |
| 32 | Mary O'Connell | 80 | Mother-in-law | — | Virginia |
| 33 | Lloyd F. Calimes | 39 | Head | Telegraph Sales | Ohio |
| 34 | Hazel @ Calimes | 37 | Wife | — | Ohio |
| 35 | Howard @ Topping | 37 | Head | City Fireman | New York |
| 36 | Irene Topping | 37 | Wife | — | Illinois |
| 37 | Beverly Topping | 13 | Daughter | — | Illinois |
| 38 | Mary Lou Topping | 10 | Daughter | — | Illinois |
| 39 | Earl F. @ Smith | 50 | Head | Claim Examiner | Kentucky |
| 40 | Mary Smith | 45 | Wife | — | Kentucky |
Pedigree Summary
William + 1 sibling
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)