JH
James Hardin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this James Hardin across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Walter & Mary — first a head (b.~1904), then head of a 7-person household.
Age 36
b. ~1904
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Hardin |
| Given Name | James L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Electric Engineer |
| Industry | Gas Sales |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Electric Engineer |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1904 |
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 |
|---|---|---|---|---|
| James Hardin | Son | — | 4 | ~1936 |
| Helen Hardin | Daughter | — | 7 | ~1933 |
| James Hardin | Head | — | 36 | ~1904 |
| Barbara Hardin | Daughter | — | 2 | ~1938 |
| Alice Hardin | Daughter | — | ~1940 | |
| Elizabeth Hardin | Daughter | — | 6 | ~1934 |
| Helen Hardin | Spouse | — | 29 | ~1911 |
Census Appearances
1920
Baltimore, Maryland
Son, age 13
Baltimore, Maryland · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harden |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 24
Baltimore, Maryland · implied b. ~1906 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harden |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 22 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laborer |
| Industry | Brick Yard |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 36
Baltimore-City-County, Maryland · implied b. ~1904 — 7 household members
| Surname | Hardin |
| Given Name | James L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Electric Engineer |
| Industry | Gas Sales |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | H-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 James Hardin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Walter Bennett (~0.92 confidence) and mother Mary Bennett (~0.60 confidence) and mother Matilda Harden (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.81
Father
Walter Bennett
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Mary Bennett
b. ~1895
Source mother
● Household
· direct · ~0.6
Mother
Matilda Harden
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Hardin
Head · 1940 · age 36 · b. ~1904 · 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
39 people indexed on this census page (nara:1940:m-t0627-01519-00140)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James L. Hardin THIS PERSON | 36 | Head | Electric Engineer | Maryland |
| 2 | Helen Hardin | 29 | Wife | — | Maryland |
| 3 | Helen V. Hardin | 7 | Daughter | — | Maryland |
| 4 | Elizabeth A. Hardin | 6 | Daughter | — | Maryland |
| 5 | James L. Hardin | 4 | Son | — | Maryland |
| 6 | Barbara J. Hardin | 2 | Daughter | — | Maryland |
| 7 | Alice E. Hardin | 0 | Daughter | — | Maryland |
| 8 | Julia Henderson | 37 | Head | Maid | Maryland |
| 9 | Mary Henderson | 35 | Sister | Maid | Maryland |
| 10 | Henrietta Jefferson | 76 | Head | — | Virginia |
| 11 | Florence Jefferson | 59 | Daughter | Maid | Virginia |
| 12 | Winslow Williams | 38 | Head | Porter | Maryland |
| 13 | P. Williams | 30 | Brother | Porter | Maryland |
| 14 | Andrew Bond | 42 | Head | Porter | Maryland |
| 15 | Dorothy Bond | 34 | Wife | Maid | Maryland |
| 16 | Frank Hynson | 49 | Head | Helper | Virginia |
| 17 | Thomas Hopper | 25 | Lodger | — | Maryland |
| 18 | Alva E. Goode | 24 | Head | Maid | Maryland |
| 19 | Harry Darrell | 36 | Head | Attendant | Maryland |
| 20 | George Gross | 56 | Head | Attendant | Maryland |
| 21 | Edith Matthews | 46 | Head | Physiotherapist | Massachusetts |
| 22 | Louise Wall | 45 | Head | Proprietor | Delaware |
| 23 | John B. Hurt | 59 | Head | Brakeman | Virginia |
| 24 | Ursula H. Hurt | 52 | Wife | — | Maryland |
| 25 | Bernardine J. Hurt | 19 | Daughter | — | Maryland |
| 26 | Mary E. Voigt | 32 | Daughter | Supervisor Nurse | Maryland |
| 27 | Evelyn V. Voigt | 11 | Daughter | — | Maryland |
| 28 | Nona M. Voigt | 8 | Daughter | — | Maryland |
| 29 | Alma T. Baker | 22 | Daughter | Operator | Indiana |
| 30 | J. Ronald Baker | 3 | Son | — | Maryland |
| 31 | Dorothy Thomas | 48 | Head | Teacher | Maryland |
| 32 | Alice Thomas | 75 | Mother | — | Maryland |
| 33 | Vesta G. Snyder | 64 | Nurse | Practical Nurse | Maryland |
| 34 | Annie L. Kraeter | 70 | Head | — | Maryland |
| 35 | Hazel E. Kraeter | 48 | Daughter | Secretary | Maryland |
| 36 | Elsie E. Kraeter | 46 | Daughter | — | Maryland |
| 37 | Rebecca Funk | 59 | Head | Secretary | Kentucky |
| 38 | Sada L. Funk | 56 | Sister | Bookkeeper | Kentucky |
| 39 | Beulah Putnam | 61 | Partner | Saleslady | Michigan |
Pedigree Summary
James
Gen 1 · 3 parents
~0.81
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)