EC
Earl Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lake-County, Illinois
Our Model Tree links this Earl Clark across the 1920, 1930 and 1940 US Censuses in Lake-County, Illinois (XGBoost, ~Confirmed), with identified parents Edward & Elizabeth — first a head (b.~1908), then head of a 3-person household.
Age 32
b. ~1908
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lake-County, Illinois |
| Surname | Clark |
| Given Name | Earl |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Warren Twp. |
| 1935 Residence (County) | Lake |
| Additional Details | |
| Occupation | shipping clerk |
| Industry | asbestos plant |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 1098 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Shipping Clerk |
| Township / Ward | Warren Twp |
| Est. Birth Year | ~1908 |
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 Earl | Age | Birth yr |
|---|---|---|---|---|
| Dolores Clark | Daughter | — | 5 | ~1935 |
| Earl Clark | Head | — | 32 | ~1908 |
| Irene Clark | Spouse | — | 29 | ~1911 |
Census Appearances
1920
Lake, Illinois
Son, age 11
Lake, Illinois · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Earl E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Lake, Illinois
Son, age 21
Lake, Illinois · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Earl E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Truck driver |
| Industry | Meat packing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Lake-County, Illinois
Head, age 32
Lake-County, Illinois · implied b. ~1908 — 3 household members
| Surname | Clark |
| Given Name | Earl |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Warren Twp. |
| 1935 Residence (County) | Lake |
| Occupation | shipping clerk |
| Industry | asbestos plant |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 1098 |
| Highest Grade | 8 |
| 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 Earl Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward Clark (~0.92 confidence) and mother Elizabeth Clark (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Clark
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Clark
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Earl Clark
Head · 1940 · age 32 · b. ~1908 · 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-t0627-00830-00417)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Chrystal Pauzer | Panzer | 24 | wife | Clerical Work | Wisconsin |
| 42 | James Pauzer | Panzer | 3 | son | — | — |
| 43 | Vernell Dickson | 31 | head | Laborer | Indiana |
| 44 | Jeanetta Dickson | 26 | wife | — | Massachusetts |
| 45 | Margaret Dickson | 7 | daughter | — | Illinois |
| 46 | Janice Dickson | 4 | daughter | — | Indiana |
| 47 | Virginia Dickson | 2 | daughter | — | Illinois |
| 48 | Thelma Lee Dickson | 0 | daughter | — | Illinois |
| 49 | Kenneth Clark | 31 | head | Partner | Illinois |
| 50 | Margaret Clark | 27 | wife | — | Illinois |
| 51 | Mary Catherine Clark | 1 | daughter | — | Illinois |
| 52 | Kathleen Ruff | 21 | sister-in-law | Punch Press Operater | Illinois |
| 53 | Robert | 13 | brother-in-law | — | Illinois |
| 54 | Herbert Bambrough | 31 | head | Laborer | Wisconsin |
| 55 | Harriet Bambrough | 23 | wife | — | Michigan |
| 56 | Mary Ann Bambrough | 5 | daughter | — | Illinois |
| 57 | Ida Bambrough | 3 | daughter | — | Illinois |
| 58 | Denzel Bambrough | 1 | son | — | Illinois |
| 59 | Harry Herrick | 48 | head | Farm Manager | Iowa |
| 60 | Maude Herrick | 44 | wife | — | Iowa |
| 61 | Dorothy Herrick | 20 | daughter | Stenographer | Iowa |
| 62 | Williamette Herrick | 15 | daughter | — | Iowa |
| 63 | Andrew Main | 24 | farm hand | Laborer | Illinois |
| 64 | Vincent Bobel | 45 | head | Farmer | Illinois |
| 65 | Mary Bobel | 43 | wife | — | Poland |
| 66 | Frank Bobel | 20 | son | Laborer | Illinois |
| 67 | Chester Bobel | 16 | son | — | Wisconsin |
| 68 | John Bobel | 13 | son | — | Wisconsin |
| 69 | Irene Bobel | 12 | daughter | — | Wisconsin |
| 70 | Eleanor Bobel | 9 | daughter | — | Illinois |
| 71 | Michael Gaser | 54 | head | Farmer | Illinois |
| 72 | Lottie Gaser | 42 | wife | — | Illinois |
| 73 | Marjorie Gaser | 19 | daughter | — | Illinois |
| 74 | Lloyd Gaser | 12 | son | — | Illinois |
| 75 | Lauritis Rasmussen | 53 | farm hand | Laborer | Denmark |
| 76 | Earl Clark THIS PERSON | 32 | head | Shipping Clerk | Illinois |
| 77 | Irene Clark | 29 | wife | Laborer | Illinois |
| 78 | Dolores Clark | 5 | daughter | — | Illinois |
| 79 | E. E. Pillsbury | 50 | head | Farmer | Illinois |
| 80 | Mary Pillsbury | 46 | wife | — | Illinois |
Related Census Records
Pedigree Summary
Earl
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)