JG
James Gardner — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-County, Maryland
Our Model Tree links this James Gardner across the 1920, 1930 and 1940 US Censuses in Baltimore-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1898), then head of a 11-person household.
Age 42
b. ~1898
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-County, Maryland |
| Surname | Gardner |
| Given Name | James |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| Additional Details | |
| Occupation | laborer |
| Industry | steel mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1560 |
| Highest Grade | No 2 |
| 1935 Residence | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Laborer |
| Township / Ward | Dundalk |
| Est. Birth Year | ~1898 |
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 |
|---|---|---|---|---|
| Mary Gardner | Daughter | — | 11 | ~1929 |
| Levinia Gardner | Daughter | — | 20 | ~1920 |
| Lethia Gardner | Daughter | — | 12 | ~1928 |
| Isabella Gardner | Daughter | — | 2 | ~1938 |
| James Gardner | Head | — | 42 | ~1898 |
| Melvin Gardner | Son | — | 15 | ~1925 |
| James Gardner | Son | — | 18 | ~1922 |
| Henry Gardner | Son | — | 7 | ~1933 |
| Owena Gardner | Son | — | 17 | ~1923 |
| Carlo Gardner | Son | — | 8 | ~1932 |
| Viola Gardner | Spouse | — | 40 | ~1900 |
Census Appearances
1920
Baltimore, Maryland
Other, age 21
Baltimore, Maryland · implied b. ~1899 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gardner |
| Given Name | James A. |
| Relationship to Head | Servant |
| Sex | M |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Farm Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Head, age 32
Baltimore, Maryland · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gardner |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 21 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-County, Maryland
Head, age 42
Baltimore-County, Maryland · implied b. ~1898 — 11 household members
| Surname | Gardner |
| Given Name | James |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| Occupation | laborer |
| Industry | steel mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1560 |
| Highest Grade | No 2 |
| 1935 Residence | Maryland |
| 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 Gardner across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
James Gardner
Head · 1940 · age 42 · b. ~1898 · 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-County, Maryland
Open full size
1940 US Federal Census — Baltimore-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01506-00160)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Melvin Taylor | 4 | son | — | Maryland |
| 42 | William Taylor | 2 | son | — | Maryland |
| 43 | Leola Taylor | 1 | daughter | — | Maryland |
| 44 | Niel Baylor | 29 | head | Laborer | Virginia |
| 45 | Hilda Baylor | 23 | wife | — | Virginia |
| 46 | Niel Baylor | 7 | son | — | Maryland |
| 47 | Raymond Baylor | 5 | son | — | Maryland |
| 48 | Alice Baylor | 4 | daughter | — | Maryland |
| 49 | Westly Baylor | 1 | son | — | Maryland |
| 50 | Otis Baylor | 24 | brother | Laborer | Virginia |
| 51 | Chris Greene | 45 | head | Truck Driver | Maryland |
| 52 | Beatrice Greene | 20 | daughter | Housekeeper | Maryland |
| 53 | A. Morris Todd | 46 | head | Farmer | Maryland |
| 54 | Melvyna Todd | 42 | wife | — | Maryland |
| 55 | A. Morris Jr. Todd | 18 | son | — | Maryland |
| 56 | Benjamin Todd | 16 | son | — | Maryland |
| 57 | Howard Baylor | 33 | head | Tin Opener | Virginia |
| 58 | Pearl Baylor | 30 | wife | — | Virginia |
| 59 | James Gardner THIS PERSON | 42 | head | Laborer | Maryland |
| 60 | Viola Gardner | 40 | wife | — | Maryland |
| 61 | Levinia Gardner | 20 | daughter | Field Hand | Maryland |
| 62 | James Gardner | 18 | son | Field Hand | Maryland |
| 63 | Owena Gardner | 17 | son | Field Hand | Maryland |
| 64 | Melvin Gardner | 15 | son | — | Maryland |
| 65 | Lethia Gardner | 12 | daughter | — | Maryland |
| 66 | Mary Gardner | 11 | daughter | — | Maryland |
| 67 | Carlo Gardner | 8 | son | — | Maryland |
| 68 | Henry Gardner | 7 | son | — | Maryland |
| 69 | Isabella Gardner | 2 | daughter | — | Maryland |
| 70 | John Richard Fitzell | 54 | head | Farmer | Maryland |
| 71 | Emma Fitzell | 56 | wife | — | Maryland |
| 72 | Wm. Rogers Fitzell | 22 | son | — | Maryland |
| 73 | Clifford Fitzell | 20 | son | Accountant | Maryland |
| 74 | Paul Dutton | 56 | head | Laborer | Maryland |
| 75 | Emily Dutton | 40 | wife | — | Virginia |
| 76 | Leon Dutton | 24 | son | Laborer | Virginia |
| 77 | Georgiana Smith | 22 | daughter | — | Pennsylvania |
| 78 | Le Roy Smith | 5 | grandson | — | Maryland |
| 79 | Thelma Smith | 4 | granddaughter | — | Maryland |
| 80 | Robert Nielsen | 37 | head | Machinist | Denmark |
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)