JW
James Watts — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this James Watts across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 11-person household.
Age 23
b. ~1917
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Watts |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Porter |
| Industry | Apartment |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 576 |
| Highest Grade | 7 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Porter |
| 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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Ethel Watts | Spouse | — | 40 | ~1900 |
| James Watts | Son | — | 23 | ~1917 |
| Bernadine Watts | Other | — | 2 | ~1938 |
| Joseph Watts | Head | — | 42 | ~1898 |
| Vonnella Watts | Daughter | — | 6 | ~1934 |
| Melvin Watts | Son | — | 9 | ~1931 |
| Anne Watts | Other | — | 3 | ~1937 |
| Mary Watts | Daughter | — | 25 | ~1915 |
| Richard Watts | Other | — | 1 | ~1939 |
| Richard Watts | Son | — | 26 | ~1914 |
| Marie Watts | Other | — | 5 | ~1935 |
Census Appearances
1930
Baltimore, Maryland
Son, age 12
Baltimore, Maryland · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Watts |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 12 |
| 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 — 11 household members
| Surname | Watts |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Porter |
| Industry | Apartment |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 576 |
| Highest Grade | 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 James Watts across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Watts
Son · 1940 · age 23 · b. ~1917 · Maryland
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Sibling
Vonnella Watts
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Watts
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Melvin Watts
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Watts
Sibling · 1940 · age 26
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-t0627-01522-00189)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dorothy Hall | 25 | daughter | Domestic | Baltimore |
| 42 | James Hall | 22 | son | Laborer | Baltimore |
| 43 | Clarence Hall | 20 | son | Clerk | Baltimore |
| 44 | Anna Hall | 16 | daughter | — | Baltimore |
| 45 | Lawrence Hall | 14 | son | — | Baltimore |
| 46 | Bernard Hall | 11 | son | — | Baltimore |
| 47 | Lloyd Hall | 9 | daughter | — | Baltimore |
| 48 | Irving D. Rideout | 63 | Head | Retired | Baltimore |
| 49 | Florence B. Rideout | 42 | Wife | — | Washington |
| 50 | Marion Edwards | 24 | Lodger | Waitress | Baltimore |
| 51 | Herbert Sewell | 67 | Head | — | Baltimore |
| 52 | Beulah Sewell | 57 | Wife | — | Baltimore |
| 53 | James Payne | 56 | Lodger | — | Baltimore |
| 54 | Emma Trotter | 29 | Lodger | Domestic | North Carolina |
| 55 | Fannie Owens | 30 | Head | Cook | Baltimore |
| 56 | Matilda Owens | 70 | Mother | — | Baltimore |
| 57 | John Owens | 53 | Brother | Waiter | Baltimore |
| 58 | Irving Owens | 12 | Son | — | Baltimore |
| 59 | Mary Bailey | 31 | Head | Domestic | Virginia |
| 60 | Extra Line Bailey | None | — | — | — |
| 61 | Conley Price | 36 | Lodger | Waiter | North Carolina |
| 62 | Extra Line Price | None | — | — | — |
| 63 | — | None | — | — | — |
| 64 | Joseph Watts | 42 | Head | Porter | Maryland |
| 65 | Ethel Watts | 40 | Wife | Domestic | Maryland |
| 66 | James Watts THIS PERSON | 23 | Son | Porter | Maryland |
| 67 | Melvin Watts | 9 | Son | — | Maryland |
| 68 | Vonnella Watts | 6 | Daughter | — | Maryland |
| 69 | Richard Watts | 26 | Son | Laborer | Maryland |
| 70 | Mary Watts | 25 | Daughter | — | Maryland |
| 71 | Marie Watts | 5 | Grandchild | — | Maryland |
| 72 | Anne Watts | 3 | Grandchild | — | Maryland |
| 73 | Bernadine Watts | 2 | Grandchild | — | Maryland |
| 74 | Richard Jr. Watts | 1 | Grandchild | — | Maryland |
| 75 | George Randolph | 43 | Head | Waiter | Maryland |
| 76 | Hilda Randolph | 25 | Wife | — | Maryland |
| 77 | Albert Rodean | 57 | Father in law | Porter | Maryland |
| 78 | Oscar Smith | 37 | Head | Attendant | Virginia |
| 79 | Georgia Smith | 31 | Wife | Domestic | Virginia |
| 80 | Bernice Smith | 16 | Daughter | — | 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)