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John Clarke — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Coles-County, Illinois
Our Model Tree links this John Clarke across the 1930 and 1940 US Censuses in Coles-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1887), then head of a 6-person household.
Age 53
b. ~1887
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Coles-County, Illinois |
| Surname | Clarke |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Charleston City |
| 1935 Residence (County) | Coles |
| Additional Details | |
| Occupation | Plumber |
| Industry | Plumbing |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 1500 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Plumber |
| Township / Ward | Charleston City |
| Est. Birth Year | ~1887 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| James Clarke | Son | — | 29 | ~1911 |
| John Clarke | Head | — | 53 | ~1887 |
| George Clarke | Son | — | 6 | ~1934 |
| Virgil Clarke | Son | — | 9 | ~1931 |
| Mary Clarke | Daughter | — | 20 | ~1920 |
| Mary Clarke | Spouse | — | 48 | ~1892 |
Census Appearances
1930
Coles, Illinois
Head, age 42
Coles, Illinois · implied b. ~1888 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Plumber |
| Industry | Plumbing Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1800 |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Coles-County, Illinois
Head, age 53
Coles-County, Illinois · implied b. ~1887 — 6 household members
| Surname | Clarke |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Charleston City |
| 1935 Residence (County) | Coles |
| Occupation | Plumber |
| Industry | Plumbing |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 1500 |
| Highest Grade | No 8 |
| 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 John Clarke across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Clarke
Head · 1940 · age 53 · b. ~1887 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Coles-County, Illinois
Open full size
1940 US Federal Census — Coles-County, Illinois
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-00771-00124)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dora Hopper | 18 | Daughter | — | Illinois |
| 42 | Charles Jr Hopper | 16 | Son | — | Illinois |
| 43 | James L Hopper | 10 | Son | — | Illinois |
| 44 | Clinton S Hopper | 5 | Son | — | Illinois |
| 45 | Sharon J Hopper | 3 | Daughter | — | Illinois |
| 46 | Joanne Hopper | 1 | Daughter | — | Illinois |
| 47 | William Lashbrook | 76 | Head | — | Illinois |
| 48 | Rosa Lashbrook | 71 | Wife | — | Illinois |
| 49 | John W. Clarke THIS PERSON | 53 | Head | Plumber | Illinois |
| 50 | Mary Clarke | 48 | Wife | Laundress | Illinois |
| 51 | James Clarke | 29 | Son | — | Illinois |
| 52 | Mary Clarke | 20 | Daughter | Trimmer | Illinois |
| 53 | Virgil Clarke | 9 | Son | — | Illinois |
| 54 | George Clarke | 6 | Son | — | Illinois |
| 55 | Paul L. Newman | 30 | Head | Trucking And Concrete Work | Illinois |
| 56 | Eleanor Newman | 29 | Wife | — | Illinois |
| 57 | Bernard Houser | 26 | Head | Manager Gasoline Service Station | Illinois |
| 58 | Louise Houser | 25 | Wife | — | Illinois |
| 59 | Paris A. Gordon | 67 | Head | Carpenter | Illinois |
| 60 | Florence Gordon | 50 | Wife | — | Illinois |
| 61 | Clarence Burbeck | 55 | Head | Brakeman + Conductor | Illinois |
| 62 | Ada Burbeck | 52 | Wife | — | Indiana |
| 63 | Robert Monty | 23 | Head | Laborer | Illinois |
| 64 | Ella May Monty | 19 | Wife | — | Illinois |
| 65 | Clarence R. Monty | 0 | Son | — | Illinois |
| 66 | Raymond Mcdade | 26 | Head | Treer | Illinois |
| 67 | Mabel Mcdade | 24 | Wife | — | Illinois |
| 68 | Raymond R. Mcdade | 5 | Son | — | Illinois |
| 69 | Patricia L. Mcdade | 2 | Daughter | — | Illinois |
| 70 | Larb Kelly | 72 | Head | — | Illinois |
| 71 | Lillie Kelly | 70 | Wife | — | Illinois |
| 72 | Robert Kelly | 22 | Head | Night Operator | Illinois |
| 73 | Eloise Kelly | 19 | Wife | — | Illinois |
| 74 | Richard Harrah | 75 | Head | Engineer At Water Works | Illinois |
| 75 | Ella Harrah | 68 | Wife | — | Illinois |
| 76 | Agnes R. Harrah | 25 | Daughter | Treer | Illinois |
| 77 | Hiram C. Bryant | 47 | Head | City Policeman | Kentucky |
| 78 | Lorene Bryant | 20 | Daughter | Office Girl Cashier | Kentucky |
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)