EC
Edward Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lake-County, Illinois
Our Model Tree links this Edward Clark across the 1920, 1930 and 1940 US Censuses in Lake-County, Illinois (XGBoost, ~Confirmed), with identified parents James & James — first a head (b.~1913), then head of a 3-person household.
Age 27
b. ~1913
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lake-County, Illinois |
| Surname | Clark |
| Given Name | Edward |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Waukegan City |
| 1935 Residence (County) | Lake |
| Additional Details | |
| Occupation | Die caster |
| Industry | Motor parts factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1249 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Die Caster |
| Township / Ward | Waukegan City |
| Est. Birth Year | ~1913 |
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 Edward | Age | Birth yr |
|---|---|---|---|---|
| Edward Clark | Head | — | 27 | ~1913 |
| Edward Clark | Son | — | 1 | ~1939 |
| Beatrice Clark | Spouse | — | 25 | ~1915 |
Census Appearances
1920
Lake, Illinois
Son, age 6
Lake, Illinois · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Lake, Illinois
Son, age 17
Lake, Illinois · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Lake-County, Illinois
Head, age 27
Lake-County, Illinois · implied b. ~1913 — 3 household members
| Surname | Clark |
| Given Name | Edward |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Waukegan City |
| 1935 Residence (County) | Lake |
| Occupation | Die caster |
| Industry | Motor parts factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1249 |
| Highest Grade | H-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 Edward Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Clark (~0.92 confidence) and father James Clark (~0.92 confidence) and mother Matilda Clark (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Clark
b. ~1888
Source father
● Household
· direct · ~0.92
Father
James Clark
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Matilda Clark
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Edward Clark
Head · 1940 · age 27 · b. ~1913 · 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 — Lake-County, Illinois
Open full size
1940 US Federal Census — Lake-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00831-00250)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Freeda Makinen | 13 | Lodger | — | Finland |
| 2 | Joseph R. Castles | 59 | Head | Passenger Conductor | Wisconsin |
| 3 | Bessie Castles | 60 | Wife | — | Wisconsin |
| 4 | Josephine Castles | 26 | Daughter | Record Clerk | Wisconsin |
| 5 | Helen Castles | 23 | Daughter | Stenographer | Wisconsin |
| 6 | Frederick Debben | 38 | Head | Maintenance Engineer | Germany |
| 7 | Madalyn Debben | 40 | Wife | — | Illinois |
| 8 | Wendell Debben | 9 | Son | — | Illinois |
| 9 | Maurice Thompson | 40 | Head | School Teacher | Indiana |
| 10 | Clarice Thompson | 41 | Wife | — | Indiana |
| 11 | Joan Thompson | 8 | Daughter | — | Illinois |
| 12 | Kent Thompson | 4 | Son | — | Illinois |
| 13 | Walter Baldwin | 38 | Head | Plasterer | Illinois |
| 14 | Edna Baldwin | 35 | Wife | — | Illinois |
| 15 | Mary Teresa Baldwin | 2 | Daughter | — | Illinois |
| 16 | John Lange | 77 | Lodger | Proprietor Carpenter | Illinois |
| 17 | William Semon | 63 | Lodger | Plumber | Illinois |
| 18 | Edward Clark THIS PERSON | 27 | Head | Die Caster | Illinois |
| 19 | Beatrice Clark | 25 | Wife | — | Illinois |
| 20 | Edward Jr. Clark | 1 | Son | — | Illinois |
| 21 | Bernard Lameron | 29 | Head | Salesman | Wisconsin |
| 22 | Mabel Lameron | 23 | Wife | — | Illinois |
| 23 | Beverly Lameron | 4 | Daughter | — | Wisconsin |
| 24 | Sharon Lameron | 1 | Daughter | — | Illinois |
| 25 | John Kilbane | 37 | Head | Proprietor | Illinois |
| 26 | Helen Kilbane | 42 | Wife | — | Illinois |
| 27 | Mary Miller | 40 | Head | Punch Press Operator | Missouri |
| 28 | Albert Meinhardt | 19 | Son | Mail Clerk | Illinois |
| 29 | Ray Meinhardt | 16 | Son | — | Illinois |
| 30 | Harold Turney | 36 | Lodger | Machinist | Illinois |
| 31 | Walter Lorge | 32 | Head | Mechanic | Wisconsin |
| 32 | Gladys Lorge | 24 | Wife | — | Wisconsin |
| 33 | Douglas Lorge | 1 | Son | — | Illinois |
| 34 | A. Le Roy Fox | 45 | Head | Agent | Illinois |
| 35 | Bernice Fox | 39 | Wife | — | Indiana |
| 36 | Leonard Fox | 18 | Son | Grocery Clerk | Illinois |
| 37 | Charles Riegger | 75 | Father-in-law | — | Indiana |
| 38 | Albert Dudenhoefer | 35 | Head | Shift Superintendent | North Dakota |
| 39 | Gusta Dudenhoefer | 35 | Wife | — | North Dakota |
| 40 | Shirley Dudenhoefer | 6 | Daughter | — | Illinois |
Pedigree Summary
Edward
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)