JG
John Gibson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this John Gibson across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 11-person household.
Age 14
b. ~1926
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Gibson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1926 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Mildred Gibson | Daughter | — | 11 | ~1929 |
| Dorothy Gibson | Daughter | — | 15 | ~1925 |
| Ray Gibson | Daughter | — | 16 | ~1924 |
| Marie Gibson | Daughter | — | 10 | ~1930 |
| John Gibson | Head | — | 36 | ~1904 |
| John Gibson | Son | — | 14 | ~1926 |
| Bernard Gibson | Son | — | 1 | ~1939 |
| William Gibson | Son | — | 13 | ~1927 |
| Alexander Gibson | Son | — | 12 | ~1928 |
| Robert Gibson | Son | — | 6 | ~1934 |
| Rachelle Gibson | Spouse | — | 36 | ~1904 |
Census Appearances
1930
Baltimore, Maryland
Son, age 4
Baltimore, Maryland · implied b. ~1926 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gibson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 4 |
| 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 14
Baltimore-City-County, Maryland · implied b. ~1926 — 11 household members
| Surname | Gibson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Income (1939) | 0 |
| Highest Grade | No 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 John Gibson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Gibson
Son · 1940 · age 14 · b. ~1926 · Maryland
★ You are viewing this record
Sibling
Marie Gibson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alexander Gibson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Gibson
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Gibson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Gibson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Gibson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Gibson
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ray Gibson
Sibling · 1940 · age 16
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-t0627-01530-00318)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Esther Holly | 44 | Wife | — | North Carolina |
| 42 | William Mcintyre | 18 | Nephew | Laborer | North Carolina |
| 43 | Mamie Snell | 36 | Head | — | Maryland |
| 44 | Arthur Anderson | 54 | Brother | — | Maryland |
| 45 | Dora Lee Snell | 18 | Daughter | N.Y.A. School | Maryland |
| 46 | Ruby Snell | 16 | Daughter | Housework | Maryland |
| 47 | Mary Bowden | 44 | Head | Housework | Virginia |
| 48 | James Bowden | 19 | Son | Laborer | Maryland |
| 49 | Jean Burke | 20 | Niece | Housework | Virginia |
| 50 | Homer William | 44 | Lodger | Laborer | Virginia |
| 51 | Lucinda Boyd | 21 | Head | — | Virginia |
| 52 | Mary Boyd | 11 | Daughter | — | Virginia |
| 53 | John Gibson | 36 | Head | Houseman | Maryland |
| 54 | Rachelle Gibson | 36 | Wife | — | Maryland |
| 55 | Ray Gibson | 16 | Daughter | — | Maryland |
| 56 | Dorothy Gibson | 15 | Daughter | — | Maryland |
| 57 | John Gibson THIS PERSON | 14 | Son | — | Maryland |
| 58 | William Gibson | 13 | Son | — | Maryland |
| 59 | Alexander Gibson | 12 | Son | — | Maryland |
| 60 | Mildred Gibson | 11 | Daughter | — | Maryland |
| 61 | Marie Gibson | 10 | Daughter | — | Maryland |
| 62 | Robert Gibson | 6 | Son | — | Maryland |
| 63 | Bernard Gibson | 1 | Son | — | Maryland |
| 64 | Caleb Shipley | 50 | Head | Chauffer | Maryland |
| 65 | Etta Shipley | 53 | Wife | Laundress | Maryland |
| 66 | Louis Shipley | 21 | Son | — | Maryland |
| 67 | James Rossiter | 46 | Head | Printer | Virginia |
| 68 | Joseph Rossiter | 21 | Son | Laborer | Virginia |
| 69 | Douglas Doby | 26 | Head | Steel Worker | South Carolina |
| 70 | Lillie Doby | 26 | Wife | Laundress | South Carolina |
| 71 | Delhia Miller | 32 | Lodger | Laundress | South Carolina |
| 72 | Gradie Shird | 26 | Head | Steel Worker | South Carolina |
| 73 | Wilhemina Shird | 22 | Wife | — | South Carolina |
| 74 | Gradie Shird | 1 | Son | — | Maryland |
| 75 | William Shird | 0 | Son | — | Maryland |
| 76 | Edward Washington | 36 | Boarder | Blocker | South Carolina |
| 77 | Thomas Brown | 38 | Head | Steel Worker | Virginia |
| 78 | Mathilda Brown | 30 | Wife | — | Virginia |
| 79 | Ruth Gibbon | 28 | Head | Housework | Maryland |
| 80 | Mary Gibbon | 26 | Sister | Housework | 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)