JH
James Hubbard — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this James Hubbard across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 7-person household.
Age 15
b. ~1925
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Hubbard |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1925 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Dolores Hubbard | Daughter | — | 13 | ~1927 |
| William Hubbard | Head | — | 47 | ~1893 |
| Franklin Hubbard | Son | — | 19 | ~1921 |
| Frederick Hubbard | Son | — | 19 | ~1921 |
| James Hubbard | Son | — | 15 | ~1925 |
| Emma Hubbard | Spouse | — | 46 | ~1894 |
| Charles Hubbard | Son | — | 20 | ~1920 |
Census Appearances
1930
Baltimore, Maryland
Other, age 3
Baltimore, Maryland · implied b. ~1927 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hubbard |
| Given Name | James |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | Black |
| 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 |
1940
Baltimore-City-County, Maryland
Son, age 15
Baltimore-City-County, Maryland · implied b. ~1925 — 7 household members
| Surname | Hubbard |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore |
| Highest Grade | No 6 |
| 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 James Hubbard across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Hubbard
Son · 1940 · age 15 · b. ~1925 · Maryland
★ You are viewing this record
Sibling
Franklin Hubbard
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Hubbard
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dolores Hubbard
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frederick Hubbard
Sibling · 1940 · age 19
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-t0627-01511-00150)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Clarence L. Hules | 69 | Brother | Candy Maker | Maryland |
| 42 | Julian Hules | 63 | Brother | — | Maryland |
| 43 | Belle M. Heitemuller | 65 | Head | Teacher | Maryland |
| 44 | Meta E. Heitemuller | 53 | Sister | Teacher | Maryland |
| 45 | William J. Dailey | 35 | Head | Chauffeur | Maryland |
| 46 | Bertha Dailey | 39 | Wife | — | Maryland |
| 47 | John Dailey | 11 | Son | — | Maryland |
| 48 | Jean Dailey | 9 | Daughter | — | Maryland |
| 49 | Dominic Biggs | 22 | Head | Laborer | Maryland |
| 50 | Florence Biggs | 22 | Wife | Machine Operator | Maryland |
| 51 | George W. Kratzer | 56 | Head | Salesman | Maryland |
| 52 | Louis Kratzer | 34 | Son | Auditor | Maryland |
| 53 | Paul Kratzer | 32 | Son | — | Maryland |
| 54 | Ruth Kratzer | 29 | Daughter | Stenographer | Maryland |
| 55 | David Kratzer | 26 | Son | Secretary | Maryland |
| 56 | James Parker | 54 | Head | Laborer | Maryland |
| 57 | Cecilia Parker | 55 | Wife | — | Poland |
| 58 | Joan Parker | 17 | Daughter | Secretary | Maryland |
| 59 | Mary Parker | 28 | Daughter | Stenographer | Maryland |
| 60 | Norman E. Hays | 38 | Head | Crane Operator | Georgia |
| 61 | Gladys M. Hays | 38 | Wife | — | Maryland |
| 62 | Florence M. Hays | 61 | Mother | — | Georgia |
| 63 | Leo P. Jackman | 41 | Head | Police | New York |
| 64 | Beatrice Jackman | 40 | Wife | — | Maryland |
| 65 | J. William Jackman | 13 | Son | — | Maryland |
| 66 | Leo P. Jackman | 12 | Son | — | Maryland |
| 67 | Eileen Jackman | 10 | Daughter | — | Maryland |
| 68 | Joseph Jackman | 8 | Son | — | Maryland |
| 69 | John Jackman | 4 | Son | — | Maryland |
| 70 | Mary Jackman | 1 | Daughter | — | Maryland |
| 71 | Alida Jackman | 72 | Mother | — | Maryland |
| 72 | William Hubbard | 47 | Head | Watchman | Maryland |
| 73 | Emma Hubbard | 46 | Wife | — | Maryland |
| 74 | Charles Hubbard | 20 | Son | Truck Driver | Maryland |
| 75 | Franklin Hubbard | 19 | Son | Chauffeur | Maryland |
| 76 | Frederick Hubbard | 19 | Son | New Worker | Maryland |
| 77 | James Hubbard THIS PERSON | 15 | Son | — | Maryland |
| 78 | Dolores Hubbard | 13 | Daughter | — | Maryland |
| 79 | Joseph D. Taylor | 48 | Head | — | Maryland |
| 80 | Julia V. Taylor | 43 | Wife | — | 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)