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Charles Kennedy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Frederick-County, Maryland
Our Model Tree links this Charles Kennedy across the 1920, 1930 and 1940 US Censuses in Frederick-County, Maryland (XGBoost, ~Confirmed), with identified parents Bernard & Myrtle — first a son (b.~1920), then head of a 3-person household.
Age 20
b. ~1920
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Frederick-County, Maryland |
| Surname | Kennedy |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Frederick City |
| 1935 Residence (County) | Frederick |
| Additional Details | |
| Occupation | Plumber |
| Industry | Plumbing |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 348 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Plumber |
| Township / Ward | Frederick City |
| Est. Birth Year | ~1920 |
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 Charles | Age | Birth yr |
|---|---|---|---|---|
| Bernard Kennedy | Head | — | 52 | ~1888 |
| Marvin Kennedy | Son | — | 13 | ~1927 |
| Charles Kennedy | Son | — | 20 | ~1920 |
Census Appearances
1920
Frederick, Maryland
Son, age
Frederick, Maryland · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kennedy |
| Given Name | Chas G |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Frederick, Maryland
Son, age 10
Frederick, Maryland · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kennedy |
| Given Name | Charles F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Frederick-County, Maryland
Son, age 20
Frederick-County, Maryland · implied b. ~1920 — 3 household members
| Surname | Kennedy |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Frederick City |
| 1935 Residence (County) | Frederick |
| Occupation | Plumber |
| Industry | Plumbing |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 348 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Charles Kennedy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Bernard Kennedy (~0.92 confidence) and mother Myrtle Kennedy (~0.92 confidence) and mother Myrtle Kennedy (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Bernard Kennedy
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Myrtle Kennedy
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Myrtle Kennedy
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Kennedy
Son · 1940 · age 20 · b. ~1920 · Maryland
★ You are viewing this record
Sibling
Marvin Kennedy
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Frederick-County, Maryland
Open full size
1940 US Federal Census — Frederick-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01548-00264)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Emma Swain | 78 | Head | — | Maryland |
| 2 | Mary K. Swain | 50 | Daughter | — | Maryland |
| 3 | Leroy Rolle | 32 | Head | Foreman | Maryland |
| 4 | Rita G. Rolle | 31 | Wife | — | Maryland |
| 5 | Patricia A. Rolle | 9 | Daughter | — | Maryland |
| 6 | Mark Rolle | 4 | Son | — | Maryland |
| 7 | Marion Hargett | 14 | Daughter | — | Maryland |
| 8 | Lewis Hargett | 12 | Son | — | Maryland |
| 9 | Robert Hargett | 8 | Son | — | Maryland |
| 10 | Roscoe Gross | 23 | Lodger | Truck Driver | Maryland |
| 11 | Ryley Barger | 21 | Lodger | Truck Driver | Maryland |
| 12 | Raymond Stone | 27 | Head | Salesman | Maryland |
| 13 | Catherine B. Stone | 23 | Wife | Trainee Nurse | Virginia |
| 14 | William R. Eyler | 21 | Head | Pattern Clerk | Maryland |
| 15 | Madeline G. Eyler | 19 | Wife | — | Maryland |
| 16 | Harold G. Cullen | 22 | Head | Carpenter | Maryland |
| 17 | Elizabeth Cullen | 20 | Wife | Stenographer | Maryland |
| 18 | Leonard Wachtel | 44 | Head | Distributor | Maryland |
| 19 | Hattie Wachtel | 46 | Wife | — | Maryland |
| 20 | S. Ray Wachtel | 26 | Son | Clerk | Maryland |
| 21 | William H. Bantz | 30 | Head | Salesman | Maryland |
| 22 | Frances Bantz | 29 | Wife | — | Maryland |
| 23 | Arthur L. Ridgely | 42 | Head | Clerk | Maryland |
| 24 | Emma L. Ridgely | 44 | Wife | — | Maryland |
| 25 | Virginia Ridgely | 18 | Daughter | — | Maryland |
| 26 | Maurice Knipple | 48 | Head | — | Maryland |
| 27 | Franklin Knipple | 25 | Son | Helper | Maryland |
| 28 | Ruth F. Knipple | 23 | Daughter | Helper | Maryland |
| 29 | Bernard J. Kennedy | 52 | Head | Manager | Maryland |
| 30 | Charles Kennedy THIS PERSON | 20 | Son | Plumber | Maryland |
| 31 | Marvin Kennedy | 13 | Son | — | Maryland |
| 32 | Francis Kennedy | 44 | Head | Plumber | Maryland |
| 33 | Florence Kennedy | 44 | Wife | — | Maryland |
| 34 | Francis Jr. Kennedy | 22 | Son | Plumber | Maryland |
| 35 | Margaret G. Kennedy | 20 | Daughter | Clerk | Maryland |
| 36 | John Kennedy | 15 | Son | — | Maryland |
| 37 | William Kennedy | 12 | Son | — | Maryland |
| 38 | Nancy Kennedy | 10 | Daughter | — | Maryland |
| 39 | James Kennedy | 8 | Son | — | Maryland |
| 40 | Philip Kennedy | 5 | Son | — | Maryland |
Pedigree Summary
Charles + 1 sibling
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)