JH
John Huffman — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this John Huffman across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Brethard & Edward — first a son (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Huffman |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore |
| Additional Details | |
| Occupation | Brakeman |
| Industry | B + O R.R. |
| Class of Worker | PW |
| Hours Worked | 36 |
| Income (1939) | 900 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Brakeman |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1915 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Allie Huffman | Daughter | — | 21 | ~1919 |
| John Huffman | Son | — | 25 | ~1915 |
| Blanche Huffman | Spouse | — | 49 | ~1891 |
| Brethard Huffman | Head | — | 48 | ~1892 |
Census Appearances
1920
Baltimore, Maryland
Son, age 4
Baltimore, Maryland · implied b. ~1916 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| 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 |
Son, age 15
Baltimore, Maryland · implied b. ~1915 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| 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 25
Baltimore-City-County, Maryland · implied b. ~1915 — 4 household members
| Surname | Huffman |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore |
| Occupation | Brakeman |
| Industry | B + O R.R. |
| Class of Worker | PW |
| Hours Worked | 36 |
| Income (1939) | 900 |
| Highest Grade | Hs 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 Huffman across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Brethard Huffman (~0.92 confidence) and father Edward Hoffman (~0.92 confidence) and father John Hoffman (~0.92 confidence) and mother Blanche Huffman (~0.92 confidence) and mother Emma Hoffman (~0.92 confidence) and mother Sarah Hoffman (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Brethard Huffman
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Edward Hoffman
b. ~1886
Source father
● Household
· direct · ~0.92
Father
John Hoffman
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Blanche Huffman
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Emma Hoffman
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Sarah Hoffman
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Huffman
Son · 1940 · age 25 · b. ~1915 · Maryland
★ You are viewing this record
Sibling
Allie Huffman
Sibling · 1940 · age 21
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
39 people indexed on this census page (nara:1940:m-t0627-01520-00110)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ester Blease | 24 | Son | — | Maryland |
| 2 | John Crawford | 70 | Lodger | — | Maryland |
| 3 | Thomas Crawford | 67 | Lodger-life | — | Maryland |
| 4 | Edward Flecken | 78 | Head | Proprietor | Maryland |
| 5 | Effie D. Flecken | 68 | Wife | — | Maryland |
| 6 | Ellsworth Albee | 23 | Head | Chauffeur | Maryland |
| 7 | Ione D. Albee | 20 | Wife | Waitress | Maryland |
| 8 | Allen Ring | 60 | Head | Locomotive Engineer | Maryland |
| 9 | Blanche Ring | 54 | Wife | — | Maryland |
| 10 | Howard Ring | 29 | Son | Salesman | Maryland |
| 11 | Cora Ring | 25 | Daughter | Salesman | Maryland |
| 12 | Virginia Sollers | 14 | Granddaughter | — | Maryland |
| 13 | Joan Doptey | 9 | Granddaughter | — | Maryland |
| 14 | Diane Doptey | 1 | Granddaughter | — | Maryland |
| 15 | Paul Ramseur | 73 | Head | — | Virginia |
| 16 | Katie Ramseur | 63 | Wife | — | Maryland |
| 17 | John Linardi | 40 | Head | Proprietor | Italy |
| 18 | Anna R. Linardi | 35 | Wife | — | Maryland |
| 19 | John Linardi | 10 | Son | — | Maryland |
| 20 | Eugene Linardi | 4 | Son | — | Maryland |
| 21 | Angela Linardi | 0 | Daughter | — | Maryland |
| 22 | Joseph Mislaw | 71 | Head | Laborer | Pennsylvania |
| 23 | Sara Rohrbach | 78 | Sister | — | Pennsylvania |
| 24 | John Bang | 46 | Head | Clerk | Maryland |
| 25 | Helen Bang | 40 | Wife | — | Maryland |
| 26 | John Jr. Bang | 12 | Son | — | Maryland |
| 27 | Maurice Henry | 55 | Head | Weaver | Maryland |
| 28 | Alice Henry | 46 | Wife | — | Maryland |
| 29 | Josephine Speer | 35 | Head | Stenographer | Maryland |
| 30 | Brethard Huffman | 48 | Head | Conductor | Maryland |
| 31 | Blanche Huffman | 49 | Wife | — | Virginia |
| 32 | John Huffman THIS PERSON | 25 | Son | Brakeman | Maryland |
| 33 | Allie Huffman | 21 | Daughter | — | Maryland |
| 34 | Raymond Bowers | 50 | Head | Salesman | Maryland |
| 35 | Geneva Bowers | 47 | Wife | — | Maryland |
| 36 | Dorothy Bowers | 25 | Daughter | Bookkeeper | Maryland |
| 37 | Lannie Warfield | 51 | Sister-in-law | — | Maryland |
| 38 | Richard Warfield | 26 | Nephew | Assemblyman | Maryland |
| 39 | Herbert Davis | 49 | Head | Painter | Italy |
Related Census Records
Pedigree Summary
John + 1 sibling
Gen 1 · 6 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)