CW
Clara Wilson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Calvert-County, Maryland
Our Model Tree links this Clara Wilson across the 1920, 1930 and 1940 US Censuses in Calvert-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1891), then head of a 6-person household.
Age 49
b. ~1891
Female
Head
Born: Maryland
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Calvert-County, Maryland |
| Surname | Wilson |
| Given Name | Clara |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Widowed |
| Birthplace | Maryland |
| 1935 Residence (City) | First Election District |
| 1935 Residence (County) | Calvert |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | First Election District |
| Est. Birth Year | ~1891 |
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 Clara | Age | Birth yr |
|---|---|---|---|---|
| Marguerite Wilson | Daughter | — | 19 | ~1921 |
| Vernelle Wilson | Daughter | — | 12 | ~1928 |
| Clara Wilson | Head | — | 49 | ~1891 |
| James Wilson | Son | — | 24 | ~1916 |
| Harold Wilson | Son | — | 6 | ~1934 |
| Donald Wilson | Son | — | 20 | ~1920 |
Census Appearances
1920
Calvert, Maryland
Spouse, age 29
Calvert, Maryland · implied b. ~1891 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wilson |
| Given Name | Clara M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| 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
Calvert, Maryland
Spouse, age 39
Calvert, Maryland · implied b. ~1891 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wilson |
| Given Name | Clara M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 21 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Calvert-County, Maryland
Head, age 49
Calvert-County, Maryland · implied b. ~1891 — 6 household members
| Surname | Wilson |
| Given Name | Clara |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Widowed |
| Birthplace | Maryland |
| 1935 Residence (City) | First Election District |
| 1935 Residence (County) | Calvert |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 7 |
| 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 Wilson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Clara Wilson
Head · 1940 · age 49 · b. ~1891 · 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 — Calvert-County, Maryland
Open full size
1940 US Federal Census — Calvert-County, Maryland
Page Contents
12 people indexed on this census page (nara:1940:m-t0627-01543-00103)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Gardner Fowler | 14 | son | — | Maryland |
| 42 | Hugh Fowler | 9 | son | — | Maryland |
| 43 | George Lott | 57 | lodger | Laborer | Maryland |
| 44 | Clara Wilson THIS PERSON | 49 | Head | — | Maryland |
| 45 | James Wilson | 24 | son | Classified Laborer | Maryland |
| 46 | Donald Wilson | 20 | son | Classified Laborer | Maryland |
| 47 | Marguerite Wilson | 19 | daughter | Secretary | Maryland |
| 48 | Vernelle Wilson | 12 | daughter | — | Maryland |
| 49 | Harold Wilson | 6 | son | — | Maryland |
| 50 | William Langford | 44 | Head | Farm-Gen. Store | Maryland |
| 51 | James Hill | 15 | nephew | — | Maryland |
| 52 | Willard Ireland | 24 | nephew | Laborer | Maryland |
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)