CL
Clarence Lewis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Frederick-County, Maryland
Our Model Tree links this Clarence Lewis across the 1920, 1930 and 1940 US Censuses in Frederick-County, Maryland (XGBoost, ~Confirmed), with identified parents Eleven & Levin — first a head (b.~1917), then head of a 3-person household.
Age 23
b. ~1917
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Frederick-County, Maryland |
| Surname | Lewis |
| Given Name | Clarence W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Frederick |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Farmer |
| Township / Ward | Election District 6 Catoctin |
| Est. Birth Year | ~1917 |
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 Clarence | Age | Birth yr |
|---|---|---|---|---|
| Irene Lewis | Spouse | — | 22 | ~1918 |
| Clarence Lewis | Head | — | 23 | ~1917 |
| Gene Lewis | Son | — | 1 | ~1939 |
Census Appearances
1920
Frederick, Maryland
Son, age 3
Frederick, Maryland · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Frederick, Maryland
Son, age 13
Frederick, Maryland · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Clarence W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| 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
Head, age 23
Frederick-County, Maryland · implied b. ~1917 — 3 household members
| Surname | Lewis |
| Given Name | Clarence W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Frederick |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Maryland |
| 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 Clarence Lewis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Eleven Lewis (~0.92 confidence) and father Levin Lewis (~0.92 confidence) and mother Trixie Lewis (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Eleven Lewis
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Levin Lewis
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Trixie Lewis
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clarence Lewis
Head · 1940 · age 23 · b. ~1917 · Maryland
★ 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 — 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-t0627-01548-00762)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John T. Flook | 21 | son in law | Laborer | Maryland |
| 2 | Catherine A. Flook | 20 | daughter | — | Maryland |
| 3 | Jean Richard Flook | 3 | son | — | Maryland |
| 4 | Charles O. Easterday | 66 | Head | Farmer | Maryland |
| 5 | Effie J. Easterday | 67 | wife | — | Maryland |
| 6 | Charles J. Easterday | 31 | Head | Laborer | Maryland |
| 7 | Dorothy Easterday | 29 | wife | — | Maryland |
| 8 | Donald Easterday | 5 | son | — | Maryland |
| 9 | Edward T. Lewis | 61 | Head | Farmer | Maryland |
| 10 | Annie C. Lewis | 55 | wife | — | Maryland |
| 11 | Gaither L. Lewis | 19 | son | Truck Driver | Maryland |
| 12 | Roscoe A. Lewis | 17 | son | — | Maryland |
| 13 | Charles R. Palmer | 16 | grandson | — | Maryland |
| 14 | James J. Palmer | 14 | grandson | — | Maryland |
| 15 | Elroy E. Lanthenan|Lanthenau | 49 | Head | Farmer | Maryland |
| 16 | Betty M. Lanthenan|Lanthenau | 45 | wife | — | Maryland |
| 17 | Gladys C. Lanthenan|Lanthenau | 21 | daughter | — | Maryland |
| 18 | Elmer E. Noelle | 21 | hired hand | Laborer | Maryland |
| 19 | C. Albert Groomisky | 44 | Head | Farmer | Maryland |
| 20 | Nellie E. Groomisky | 40 | wife | — | Maryland |
| 21 | C. Basil Groomisky | 24 | son | Laborer | Maryland |
| 22 | Eleanor V. Groomisky | 19 | daughter in law | — | Maryland |
| 23 | E. Quentin Groomisky | 21 | son | — | Maryland |
| 24 | Robert T. Groomisky | 9 | son | — | Maryland |
| 25 | D. Roades | 50 | brother | — | Maryland |
| 26 | Gladys King | 14 | maid | Maid | Maryland |
| 27 | Clarence W. Lewis THIS PERSON | 23 | Head | Farmer | Maryland |
| 28 | Irene A. Lewis | 22 | wife | — | Maryland |
| 29 | Gene C. Lewis | 1 | son | — | Maryland |
| 30 | Irvin J. Lewis | 55 | Head | Proprietor | Maryland |
| 31 | Trixie V. Lewis | 47 | wife | — | Maryland |
| 32 | Lawrence Lewis | 7 | son | — | Maryland |
| 33 | Russell L. Flook | 23 | son in law | Apprentice | Maryland |
| 34 | Celia A. Flook | 18 | daughter | — | Maryland |
| 35 | Annie E. Youtsey | 80 | Head | — | Maryland |
| 36 | William W. Youtsey | 61 | son | Laborer | Maryland |
| 37 | Welly C. Youtsey | 57 | son | — | Maryland |
| 38 | Thelma N. Youtsey | 27 | granddaughter | — | Maryland |
| 39 | Leo F. Youtsey | 21 | grandson | Helper Welder | Maryland |
| 40 | Sallie K. Cline | 77 | Head | — | Maryland |
Pedigree Summary
Clarence
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)