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Clara Lewis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Frederick-County, Maryland
Our Model Tree links this Clara Lewis across the 1920, 1930 and 1940 US Censuses in Frederick-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1870), then head of a 7-person household.
Age 70
b. ~1870
Female
Head
Born: Maryland
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Frederick-County, Maryland |
| Surname | Lewis |
| Given Name | Clara |
| Relationship to Head | head |
| Sex | F |
| Color / Race | White |
| Age | 70 |
| Marital Status | Widowed |
| Birthplace | Maryland |
| 1935 Residence (City) | Hauvers District ELECTION DISTRICT 10 |
| 1935 Residence (County) | Frederick |
| Additional Details | |
| Hours Worked | 7 |
| Income (1939) | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Hauvers District Election District 10 |
| Est. Birth Year | ~1870 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Clara | Age | Birth yr |
|---|---|---|---|---|
| Marshall Lewis | Son | — | 27 | ~1913 |
| Frank Lewis | Son | — | 32 | ~1908 |
| Lois Brown | Other | — | 5 | ~1935 |
| Donald Lewis | Other | — | 24 | ~1916 |
| Haven Lewis | Daughter | — | 42 | ~1898 |
| Josephine Lewis | Other | — | 16 | ~1924 |
| Clara Lewis | Head | — | 70 | ~1870 |
Census Appearances
1920
Frederick, Maryland
Spouse, age 52
Frederick, Maryland · implied b. ~1868 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Clara E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Frederick, Maryland
Other, age 61
Frederick, Maryland · implied b. ~1869 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Clara E |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 22 |
| 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 70
Frederick-County, Maryland · implied b. ~1870 — 7 household members
| Surname | Lewis |
| Given Name | Clara |
| Relationship to Head | head |
| Sex | F |
| Color / Race | White |
| Age | 70 |
| Marital Status | Widowed |
| Birthplace | Maryland |
| 1935 Residence (City) | Hauvers District ELECTION DISTRICT 10 |
| 1935 Residence (County) | Frederick |
| Hours Worked | 7 |
| Income (1939) | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Same house |
| 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 Clara Lewis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Clara Lewis
Head · 1940 · age 70 · b. ~1870 · Maryland
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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 — 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-t0627-01549-00144)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Maria Barkman | 7 | daughter | — | Maryland |
| 42 | Theodore Forrest | 21 | Roomer | Laborer | Maryland |
| 43 | John P. Ambrose | 28 | head | Kitchen Helper | Maryland |
| 44 | Madelyn H. Ambrose | 24 | wife | — | Maryland |
| 45 | Merle Toms | 32 | head | Laborer | Maryland |
| 46 | Pearl Toms | 27 | wife | — | Maryland |
| 47 | Jackie Toms | 6 | son | — | Maryland |
| 48 | Gerald Toms | 4 | son | — | Maryland |
| 49 | Reuben W. Smith | 54 | head | Laborer | Maryland |
| 50 | Freda Smith | 18 | daughter | Housemaid | Maryland |
| 51 | Evelyn Smith | 15 | daughter | — | Maryland |
| 52 | Merle Smith | 12 | daughter | — | Maryland |
| 53 | Donald Smith | 10 | son | — | Maryland |
| 54 | Glenn Fox | 29 | head | Farmer | Maryland |
| 55 | Mary Fox | 25 | wife | — | Maryland |
| 56 | Charles Fox | 4 | son | — | Maryland |
| 57 | Charles Mck. Toms | 79 | head | — | Maryland |
| 58 | Floyd Hurley | 27 | head | Laborer | Maryland |
| 59 | Catherine Hurley | 27 | wife | — | Maryland |
| 60 | Donald Hurley | 7 | son | — | Maryland |
| 61 | Charles Hurley | 5 | son | — | Maryland |
| 62 | Ralph Hurley | 0 | son | — | Maryland |
| 63 | Clara Lewis THIS PERSON | 70 | head | — | Maryland |
| 64 | Haven Lewis | 42 | daughter | — | Maryland |
| 65 | Frank Lewis | 32 | son | — | Maryland |
| 66 | Marshall Lewis | 27 | son | — | Maryland |
| 67 | Donald Lewis | 24 | grandson | Laborer | Maryland |
| 68 | Josephine Lewis | 16 | granddaughter | — | Maryland |
| 69 | Lois Brown | 5 | granddaughter | — | Maryland |
| 70 | Clifford D. Willard | 37 | head | Farmer | Maryland |
| 71 | Pearl V. Willard | 35 | wife | — | Maryland |
| 72 | Clifford Willard | 16 | son | Helper | Maryland |
| 73 | Pauline Willard | 13 | daughter | — | Maryland |
| 74 | Calvin Willard | 10 | son | — | Maryland |
| 75 | Ruth Willard | 7 | daughter | — | Maryland |
| 76 | Harry Willard | 6 | son | — | Maryland |
| 77 | Harold Willard | 1 | son | — | Maryland |
| 78 | James Harne | 38 | head | Laborer | Maryland |
| 79 | Ruth Harne | 34 | wife | — | Maryland |
| 80 | Marguerite Harne | 13 | daughter | — | Maryland |
Related Census Records
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)