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John Meehan — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Clair-County, Illinois
Our Model Tree links this John Meehan across the 1920, 1930 and 1940 US Censuses in St.-Clair-County, Illinois (XGBoost, ~Confirmed), with identified parents Cornelius & Elizabeth — first a head (b.~1908), then head of a 4-person household.
Age 32
b. ~1908
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Clair-County, Illinois |
| Surname | Meehan |
| Given Name | John C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | East St. Louis |
| 1935 Residence (County) | St. Clair |
| Additional Details | |
| Occupation | Superintendent |
| Industry | Power plant |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1800 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Superintendent |
| Township / Ward | East St Louis |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Agnes Meehan | Spouse | — | 30 | ~1910 |
| John Meehan | Son | — | 8 | ~1932 |
| John Meehan | Head | — | 32 | ~1908 |
| Robert Bach | Other | — | 23 | ~1917 |
Census Appearances
1920
St Clair, …
Son, age 12
St Clair, Illinois · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Meehan |
| Given Name | John C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
St Clair, …
Son, age 22
St Clair, Illinois · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Meehan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Salesman |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
St.-Clair-County, Illinois
Head, age 32
St.-Clair-County, Illinois · implied b. ~1908 — 4 household members
| Surname | Meehan |
| Given Name | John C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | East St. Louis |
| 1935 Residence (County) | St. Clair |
| Occupation | Superintendent |
| Industry | Power plant |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1800 |
| Highest Grade | Hs 2 |
| 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 John Meehan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Cornelius Meehan (~0.92 confidence) and mother Elizabeth Meehan (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Cornelius Meehan
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Meehan
b. ~1867
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Meehan
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 — St.-Clair-County, Illinois
Open full size
1940 US Federal Census — St.-Clair-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00881-00139)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John C. Meehan THIS PERSON | 32 | Head | Superintendent | Illinois |
| 42 | Agnes Meehan | 30 | Wife | Cashier | Illinois |
| 43 | John C. Jr. Meehan | 8 | Son | — | Illinois |
| 44 | Robert S. Bach | 23 | Lodger | Clerk | Illinois |
| 45 | William Frazier | 42 | Head | Laborer | Iowa |
| 46 | Frieda Frazier | 40 | Wife | — | Illinois |
| 47 | William Frazier | 15 | Son | — | Illinois |
| 48 | William Schaefer | 62 | Head | Employed In Wash House | Illinois |
| 49 | Margaret Schaefer | 54 | Wife | — | Missouri |
| 50 | Robert S. Bishop | 67 | Head | — | Illinois |
| 51 | Mary M. Bishop | 57 | Wife | — | Illinois |
| 52 | John Gerhard | 49 | Head | Coal Dealer | Illinois |
| 53 | Felicia Gerhard | 42 | Wife | — | Illinois |
| 54 | John Gerhard | 20 | Son | — | Illinois |
| 55 | Robert Gerhard | 17 | Son | — | Illinois |
| 56 | Henry Carriel | 52 | Head | Carpenter | Illinois |
| 57 | Rose Carriel | 48 | Wife | — | Missouri |
| 58 | William Carriel | 15 | Son | — | Missouri |
| 59 | Adrian Carriel | 13 | Son | — | Illinois |
| 60 | Robert Carriel | 12 | Son | — | Illinois |
| 61 | Richard Carriel | 11 | Son | — | Illinois |
| 62 | Charles Davis | 43 | Head | — | Illinois |
| 63 | Ruth Davis | 44 | Wife | — | Illinois |
| 64 | Ceerine Davis | 11 | Daughter | — | Illinois |
| 65 | Eugene Gregory | 31 | Head | Metal Finisher | Illinois |
| 66 | Vivian Gregory | 25 | Wife | Operator | Illinois |
| 67 | Eugene H. Gregory | 7 | Son | — | Missouri |
| 68 | Arnold Allstatt | 42 | Head | Police Dept | Indiana |
| 69 | Herbert Harris | 26 | Head | Truck Driver | Illinois |
| 70 | Esther Harris | 19 | Wife | — | Kentucky |
| 71 | Brice Webb | 41 | Head | Barber | Illinois |
| 72 | Agnes Webb | 32 | Wife | — | Illinois |
| 73 | Jackie Donald Webb | 4 | Son | — | Illinois |
| 74 | Billy Francis Webb | 0 | Son | — | Illinois |
| 75 | Frank Fagan | 31 | Head | Sales Clerk | New York |
| 76 | Florence Fagan | 29 | Wife | — | New York |
| 77 | Robert Fagan | 9 | Son | — | New York |
| 78 | Arle Mullinex | 41 | Head | Machinist Helper | Illinois |
| 79 | Rosa Mullinex | 31 | Wife | — | Missouri |
| 80 | Aaron Davis | 36 | Head | Inspector | Kentucky |
Pedigree Summary
John
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)