JH
John Harris — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this John Harris across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents John — first a head (b.~1908), then head of a 8-person household.
Age 32
b. ~1908
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Harris |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Porter |
| Industry | Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 500 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Porter |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1908 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Nancy Harris | Daughter | — | 2 | ~1938 |
| Ellamae Harris | Daughter | — | ~1940 | |
| Ellmia Harris | Daughter | — | 9 | ~1931 |
| Rose Harris | Daughter | — | 4 | ~1936 |
| John Harris | Head | — | 32 | ~1908 |
| Robert Harris | Son | — | 13 | ~1927 |
| Melvin Harris | Son | — | 7 | ~1933 |
| Ella Harris | Spouse | — | 29 | ~1911 |
Census Appearances
1920
Baltimore, Maryland
Son, age 13
Baltimore, Maryland · implied b. ~1907 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Driver |
| Industry | Contractor |
| Class of Worker | W |
| Can Read | No |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Other, age 23
Baltimore, Maryland · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | John |
| Relationship to Head | Bro-in-law |
| Sex | M |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Cook |
| Industry | Hospital |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 32
Baltimore-City-County, Maryland · implied b. ~1908 — 8 household members
| Surname | Harris |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Porter |
| Industry | Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 500 |
| Highest Grade | No 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 John Harris across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Harris (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Harris
b. ~1875
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Harris
Head · 1940 · age 32 · b. ~1908 · Maryland
★ You are viewing this record
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-t0627-01526-00722)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alexander Day | 57 | Head | Laborer | Virginia |
| 2 | Lucille Day | 35 | Wife | Days Work | Georgia |
| 3 | Eligh Rodge | 21 | Brother in Law | — | Georgia |
| 4 | Clifton Sparrow | 21 | Lodger | — | North Carolina |
| 5 | John Harris THIS PERSON | 32 | Head | Porter | Maryland |
| 6 | Ella Harris | 29 | Wife | — | Maryland |
| 7 | Robert Harris | 13 | son | — | Maryland |
| 8 | Ellmia Harris | 9 | Daughter | — | Maryland |
| 9 | Melvin Harris | 7 | son | — | Maryland |
| 10 | Rose Harris | 4 | Daughter | — | Maryland |
| 11 | Nancy Harris | 2 | Daughter | — | Maryland |
| 12 | Ellamae Harris | 0 | Daughter | — | Maryland |
| 13 | Eddie Carter | 34 | Head | Laborer | Virginia |
| 14 | Wilhemia Carter | 27 | Wife | Domestic | Virginia |
| 15 | Carroll Carter | 10 | son | — | Virginia |
| 16 | Franklin Carter | 7 | son | — | Virginia |
| 17 | Sadie Gray | 45 | Head | Domestic | Maryland |
| 18 | Lloyd Trent | 51 | Lodger | Domestic | Virginia |
| 19 | Hattie Wilkins | 22 | Niece | — | Virginia |
| 20 | — | None | — | — | — |
| 21 | Israel Buckner | 59 | Head | Proprietor | Maryland |
| 22 | Jennie Buckner | 49 | Wife | Waitress | Maryland |
| 23 | James Nash | 62 | Head | Laborer | Virginia |
| 24 | Hattie Nash | 46 | Wife | — | Virginia |
| 25 | Irene B Nash | 13 | Daughter | — | Maryland |
| 26 | Louis Johnson | 22 | Lodger | — | Maryland |
| 27 | George Clara | 24 | Lodger | — | Maryland |
| 28 | Evelyn Engler | 11 | Niece | — | Maryland |
| 29 | Fred Davis | 50 | Head | Laborer | Virginia |
| 30 | Mary Davis | 51 | Wife | Domestic | Virginia |
| 31 | Themla Washington | 38 | Lodger | Domestic | Virginia |
| 32 | Sarah Johnson | 71 | Head | — | Maryland |
| 33 | Arthur Johnson | 41 | son | — | Maryland |
| 34 | Iola Hall | 47 | Cousin | Days Work | Maryland |
| 35 | Andrew Scott | 29 | Head | Laborer | Georgia |
| 36 | Lena Scott | 24 | Wife | — | Virginia |
| 37 | Andrew Jr Scott | 2 | son | — | Maryland |
| 38 | Veronica Butler | 53 | Head | Domestic | Maryland |
| 39 | Goldie Holland | 35 | Lodger | — | Maryland |
| 40 | Charles Tully | 44 | Lodger | Laborer | North Carolina |
Pedigree Summary
John
Gen 1 · 1 parents
~0.92
Max depth 4 (1900–1950 window)
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)