FC
Francis Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Francis Clark across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 9-person household.
Age 23
b. ~1917
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Clark |
| Given Name | Francis W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Clerical Office Clerk |
| Industry | Transfer Co. |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 1100 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Clerical Office Clerk |
| Township / Ward | Baltimore City |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Francis | Age | Birth yr |
|---|---|---|---|---|
| Patricia Clark | Daughter | — | 11 | ~1929 |
| Michael Clark | Head | — | 50 | ~1890 |
| Norma Clark | Daughter | — | 16 | ~1924 |
| Francis Clark | Son | — | 23 | ~1917 |
| Michael Clark | Son | — | 5 | ~1935 |
| Lida Clark | Spouse | — | 42 | ~1898 |
| Warren Clark | Son | — | 19 | ~1921 |
| Kenneth Clark | Son | — | 21 | ~1919 |
| Rena Clark | Daughter | — | 8 | ~1932 |
Census Appearances
1930
Baltimore, Maryland
Son, age 15
Baltimore, Maryland · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Francis Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| 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
Baltimore-City-County, Maryland
Son, age 23
Baltimore-City-County, Maryland · implied b. ~1917 — 9 household members
| Surname | Clark |
| Given Name | Francis W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Clerical Office Clerk |
| Industry | Transfer Co. |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 1100 |
| Highest Grade | H 2 |
| 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 Francis Clark across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Francis Clark
Son · 1940 · age 23 · b. ~1917 · Maryland
★ You are viewing this record
Sibling
Michael Clark
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Clark
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norma Clark
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Warren Clark
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Clark
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rena Clark
Sibling · 1940 · age 8
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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01533-00006)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles A. Murray | 42 | Head | Gov'T Chauffer | Maryland |
| 2 | Mary E. Murray | 42 | Wife | — | Maryland |
| 3 | Doris E. Murray | 17 | Daughter | — | Maryland |
| 4 | Gloria Wobbenhorst | 21 | Step-daughter | Sales Clerk | Maryland |
| 5 | Susan L. Youse | 62 | Mother-in-law | Saleslady | Maryland |
| 6 | Michael L. Clark | 50 | Head | Owner | Maryland |
| 7 | Lida S. Clark | 42 | Wife | — | Maryland |
| 8 | Francis W. Clark THIS PERSON | 23 | Son | Clerical Office Clerk | Maryland |
| 9 | Kenneth J. Clark | 21 | Son | — | Maryland |
| 10 | Warren M. Clark | 19 | Son | — | Maryland |
| 11 | Norma E. Clark | 16 | Daughter | — | Maryland |
| 12 | Patricia M. Clark | 11 | Daughter | — | Maryland |
| 13 | Rena Clark | 8 | Daughter | — | Maryland |
| 14 | Michael Clark | 5 | Son | — | Maryland |
| 15 | Peter J. Garvin | 41 | Head | Patrolman | Eire |
| 16 | Anna C. Garvin | 45 | Wife | — | Maryland |
| 17 | Lelia A. Garvin | 14 | Daughter | — | Maryland |
| 18 | Regina A. Garvin | 11 | Daughter | — | Maryland |
| 19 | Manuel J. Utz | 36 | Head | Route Boss | Maryland |
| 20 | Lucille L. Utz | 27 | Wife | — | New York |
| 21 | Theodore A. Utz | 20 | Brother | Helper On Truck | Maryland |
| 22 | William F. Herz | 46 | Head | Patrolman | Maryland |
| 23 | Catherine M. Herz | 46 | Wife | — | Maryland |
| 24 | Mildred E. Herz | 17 | Daughter | — | Maryland |
| 25 | William F. Jr. Herz | 11 | Son | — | Maryland |
| 26 | Dorothy M. Herz | 10 | Daughter | — | Maryland |
| 27 | John Schuman | 71 | Father-in-law | — | Maryland |
| 28 | William F. Mccarthy | 60 | Head | Handyman | Maryland |
| 29 | William J. Mccarthy | 34 | Son | Radio Engineer | Maryland |
| 30 | Eileen J. Mccarthy | 29 | Daughter | — | Maryland |
| 31 | Edward Mccarthy | 10 | Son | — | Maryland |
| 32 | August Jr. Winters | 60 | Head | Boilermaker | Maryland |
| 33 | Carrie M. Winters | 59 | Wife | — | Maryland |
| 34 | Thomas Lutz | 60 | Head | Ringer | England |
| 35 | Gertrude Lutz | 59 | Wife | — | Ireland |
| 36 | John Wm. Schaefer | 47 | Head | Domestic Branch | Maryland |
| 37 | Mary E. Schaefer | 47 | Wife | — | Maryland |
| 38 | Charles J. Schaefer | 24 | Son | Office Clerk | Maryland |
| 39 | Gertrude M. Schaefer | 22 | Daughter | Clerk Office | Maryland |
| 40 | Roseland M. Schaefer | 21 | Daughter | Stenographer | 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)