CH
Charles Hart — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Charles Hart across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1906), then head of a 8-person household.
Age 34
b. ~1906
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Hart |
| Given Name | Charles B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Accountant |
| Industry | Accounting Firm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 210 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Accountant |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1906 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Charles Hart | Son | — | 1 | ~1939 |
| Barbara Hart | Daughter | — | 3 | ~1937 |
| Charles Hart | Head | — | 34 | ~1906 |
| Patricia Hart | Daughter | — | 10 | ~1930 |
| Paul Hart | Son | — | 9 | ~1931 |
| Catherine Hart | Spouse | — | 33 | ~1907 |
| Edmund Hart | Son | — | 8 | ~1932 |
| Gerald Hart | Son | — | 6 | ~1934 |
Census Appearances
1930
Baltimore, Maryland
Head, age 25
Baltimore, Maryland · implied b. ~1905 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | Charles W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 19 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Maryland |
| Occupation | clerk |
| Industry | telephone Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 34
Baltimore-City-County, Maryland · implied b. ~1906 — 8 household members
| Surname | Hart |
| Given Name | Charles B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Accountant |
| Industry | Accounting Firm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 210 |
| Highest Grade | C 4 |
| 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 Hart across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Hart
Head · 1940 · age 34 · b. ~1906 · 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 — 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-t0627-01528-00403)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Vernon F. Foss | 42 | Head | Machinist | Maryland |
| 42 | Mildred R. Foss | 44 | Wife | Operator | Maryland |
| 43 | Margaret M. Foss | 22 | Daughter | Adjuster | Maryland |
| 44 | Julia C. Knoop | 48 | Head | Assistant Manager | Pennsylvania |
| 45 | Dorothy R. Knoop | 23 | Daughter | Teacher | Maryland |
| 46 | Herman G. Knoop | 21 | Son | Draftsman | Maryland |
| 47 | Harry B. Blocher | 50 | Head | Manager | Maryland |
| 48 | Mabel F. Blocher | 45 | Wife | — | Maryland |
| 49 | Bertha R. Blocher | 24 | Daughter | Operator | Maryland |
| 50 | Harry B. Jr. Blocher | 19 | Son | Clerk | Maryland |
| 51 | Charles F. Porter | 62 | Head | Carpenter | Maryland |
| 52 | Lillian W. Porter | 57 | Wife | — | Maryland |
| 53 | James C. Seward | 81 | Father-in-law | — | Maryland |
| 54 | Carroll C. Crawford | 42 | Head | Accountant | Maryland |
| 55 | Frances W. Crawford | 42 | Wife | — | Maryland |
| 56 | Frederick H. Lauber | 54 | Head | Mechanic | Maryland |
| 57 | Arretta Lauber | 46 | Wife | — | Maryland |
| 58 | Dorathea Lauber | 12 | Daughter | — | Maryland |
| 59 | Charles B. Hart THIS PERSON | 34 | Head | Accountant | Maryland |
| 60 | Catherine J. Hart | 33 | Wife | — | Maryland |
| 61 | Patricia M. Hart | 10 | Daughter | — | Maryland |
| 62 | Paul W. Hart | 9 | Son | — | Maryland |
| 63 | Edmund G. Hart | 8 | Son | — | Maryland |
| 64 | Gerald J. Hart | 6 | Son | — | Maryland |
| 65 | Barbara A. Hart | 3 | Daughter | — | Maryland |
| 66 | Charles B. Hart | 1 | Son | — | Maryland |
| 67 | James J. Boilou | 37 | Head | Tin Worker | West Virginia |
| 68 | Anna E. Boilou | 30 | Wife | — | Maryland |
| 69 | Charles J. Boilou | 12 | Son | — | Maryland |
| 70 | Mary L. Boilou | 7 | Daughter | — | Maryland |
| 71 | Albert H. Cantow | 25 | Head | Second Hooker | Maryland |
| 72 | Katherine A. Cantow | 26 | Wife | — | Maryland |
| 73 | Thomas H. Cantow | 4 | Son | — | Maryland |
| 74 | Margaret A. Cantow | 1 | Daughter | — | Maryland |
| 75 | James R. Cantow | 0 | Son | — | Maryland |
| 76 | Bertha F. Ehrlich | 60 | Head | — | Maryland |
| 77 | Bertha H. Fritz | 40 | Daughter | Hat Maker | Maryland |
| 78 | Vernon J. Fritz | 20 | Grandson | Radio Assembler | Maryland |
| 79 | Helen D. Cassidy | 20 | Granddaughter | Secretary | Maryland |
| 80 | Thomas P. Cassidy | 19 | Grandson | Riveter | 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)