KC
Kenneth Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Sangamon-County, Illinois
Our Model Tree links this Kenneth Clark across the 1920, 1930 and 1940 US Censuses in Sangamon-County, Illinois (XGBoost, ~Confirmed), with identified parents Charles & Emma — first a head (b.~1912), then head of a 3-person household.
Age 28
b. ~1912
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sangamon-County, Illinois |
| Surname | Clark |
| Given Name | Kenneth |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Springfield |
| 1935 Residence (County) | Sangamon |
| Additional Details | |
| Occupation | salesman |
| Industry | vacuum cleaners |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 286 |
| Highest Grade | H 2 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Salesman |
| Township / Ward | Woodside Township |
| Est. Birth Year | ~1912 |
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 Kenneth | Age | Birth yr |
|---|---|---|---|---|
| Kenneth Clark | Head | — | 28 | ~1912 |
| R Clark | Son | — | 4 | ~1936 |
| Ruth Clark | Spouse | — | 30 | ~1910 |
Census Appearances
1920
Sangamon, Illinois
Son, age 7
Sangamon, Illinois · implied b. ~1913 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Kenneth C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Sangamon, Illinois
Son, age 18
Sangamon, Illinois · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Kenneth A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Illinois |
| Occupation | Printer |
| Industry | Printing factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Sangamon-County, Illinois
Head, age 28
Sangamon-County, Illinois · implied b. ~1912 — 3 household members
| Surname | Clark |
| Given Name | Kenneth |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Springfield |
| 1935 Residence (County) | Sangamon |
| Occupation | salesman |
| Industry | vacuum cleaners |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 286 |
| Highest Grade | H 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 Kenneth Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Clark (~0.92 confidence) and mother Emma Clark (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Clark
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Emma Clark
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Kenneth Clark
Head · 1940 · age 28 · b. ~1912 · 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 — Sangamon-County, Illinois
Open full size
1940 US Federal Census — Sangamon-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00887-00955)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | L. George Huddleston | 55 | Head | Contractor | Illinois |
| 2 | Martha Huddleston | 54 | Wife | None | Illinois |
| 3 | Reba Huddleston | 18 | Daughter | Cashier | Illinois |
| 4 | Samuel Butcher | 57 | Head | Proprietor | Illinois |
| 5 | Julia Butcher | 54 | Wife | None | Illinois |
| 6 | Fleetwood Lindsley | 53 | Head | Proprietor | Illinois |
| 7 | Bessie Lindsley | 44 | Wife | None | Illinois |
| 8 | Hewitt Lindsley | 22 | Son | Florist | Illinois |
| 9 | Perry Lindsley | 14 | Son | None | Illinois |
| 10 | Angelo Elder | 71 | Head | None | Pennsylvania |
| 11 | Mary Elder | 69 | Wife | None | Illinois |
| 12 | R. William Patterson | 31 | Head | Agent | Illinois |
| 13 | Lola Patterson | 32 | Wife | None | Illinois |
| 14 | Donald Patterson | 4 | Son | — | Illinois |
| 15 | Thomas Patterson | 1 | Son | — | Illinois |
| 16 | Vernon Elswick | 31 | Head | Mechanic | Illinois |
| 17 | Mildred Elswick | 22 | Wife | None | Illinois |
| 18 | Janet Elswick | 3 | Daughter | — | Illinois |
| 19 | Robert Elswick | 1 | Son | — | Illinois |
| 20 | Arthur Sexton | 24 | Head | Laborer | Missouri |
| 21 | Mary Sexton | 20 | Wife | None | Illinois |
| 22 | Julia Sexton | 1 | Daughter | — | Illinois |
| 23 | Alvin Hysler | 23 | Head | Warehouse Worker | Illinois |
| 24 | Nicki Hysler | 19 | Wife | None | Illinois |
| 25 | H. William Barkman | 59 | Head | Traveling Salesman | Missouri |
| 26 | S. Mary Barkman | 60 | Wife | None | Illinois |
| 27 | R. George Duncan | 55 | Lodger | None | Kentucky |
| 28 | Anton Fleming | 56 | Lodger | None | Belgium |
| 29 | L. William Spies | 42 | Head | Fireman | Illinois |
| 30 | Nellie Spies | 45 | Wife | None | Illinois |
| 31 | Frederick Spies | 7 | Son | — | Illinois |
| 32 | William Grady | 13 | Nephew | — | Illinois |
| 33 | Kenneth Clark THIS PERSON | 28 | Head | Salesman | Illinois |
| 34 | Ruth Clark | 30 | Wife | None | Illinois |
| 35 | R. Kenneth Clark | 4 | Son | — | Illinois |
| 36 | Donald Nesbit | 27 | Head | Electric Welder | Illinois |
| 37 | Reba Nesbit | 25 | Wife | None | Illinois |
| 38 | Jeanine Nesbit | 5 | Daughter | — | Illinois |
| 39 | Fred Nesbit | 2 | Son | — | Illinois |
| 40 | Harold Cline | 28 | Head | Coil Winder | Illinois |
Pedigree Summary
Kenneth
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)