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John Maxwell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Clark-County, Ohio
Our Model Tree links this John Maxwell across the 1920, 1930 and 1940 US Censuses in Clark-County, Ohio (XGBoost, ~Confirmed), with identified parents James & Rachel — first a head (b.~1903), then head of a 4-person household.
Age 37
b. ~1903
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Clark-County, Ohio |
| Surname | Maxwell |
| Given Name | John R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Springfield |
| 1935 Residence (County) | Clark |
| Additional Details | |
| Occupation | accountant |
| Industry | Magazine Publisher |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1411 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Accountant |
| Township / Ward | Springfield |
| Est. Birth Year | ~1903 |
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 |
|---|---|---|---|---|
| John Maxwell | Head | — | 37 | ~1903 |
| David Maxwell | Son | — | 6 | ~1934 |
| Grace Maxwell | Spouse | — | 33 | ~1907 |
| Mary Maxwell | Daughter | — | 2 | ~1938 |
Census Appearances
1920
Clark, Ohio
Son, age 17
Clark, Ohio · implied b. ~1903 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maxwell |
| Given Name | John H. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Clark, Ohio
Son, age 27
Clark, Ohio · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maxwell |
| Given Name | John K. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Ohio |
| Occupation | Teller |
| Industry | Bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Clark-County, Ohio
Head, age 37
Clark-County, Ohio · implied b. ~1903 — 4 household members
| Surname | Maxwell |
| Given Name | John R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Springfield |
| 1935 Residence (County) | Clark |
| Occupation | accountant |
| Industry | Magazine Publisher |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1411 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Maxwell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Maxwell (~0.92 confidence) and mother Rachel Maxwell (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Maxwell
b. ~1853
Source father
● Household
· direct · ~0.92
Mother
Rachel Maxwell
b. ~1863
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Maxwell
Head · 1940 · age 37 · b. ~1903 · Ohio
★ 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 — Clark-County, Ohio
Open full size
1940 US Federal Census — Clark-County, Ohio
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03038-00861)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Curtis Stills | 22 | Head | No | Ohio |
| 42 | Jack Stills | 18 | Son | No | Ohio |
| 43 | John R. Maxwell THIS PERSON | 37 | Head | Accountant | Ohio |
| 44 | Grace E. Maxwell | 33 | Wife | — | Ohio |
| 45 | David Maxwell | 6 | Son | — | Ohio |
| 46 | Mary Maxwell | 2 | Daughter | — | Ohio |
| 47 | James K. Maxwell | 77 | Head | No | Scotland |
| 48 | Frederic Maxwell | 35 | Son | Executive | Ohio |
| 49 | Allen H. Brain | 41 | Head | President | Ohio |
| 50 | Katherine Brain | 38 | Wife | — | Ohio |
| 51 | Martha Brain | 14 | Daughter | — | Ohio |
| 52 | Allen Jr. Brain | 13 | Son | — | Ohio |
| 53 | Constance Brain | 11 | Daughter | — | Ohio |
| 54 | James Baker | 47 | Head | Retired Manufacturer | Ohio |
| 55 | Clara Baker | 35 | Wife | No | Ohio |
| 56 | James Baker | 7 | Son | — | Ohio |
| 57 | Dorothea Baker | 7 | Daughter | — | Ohio |
| 58 | Peter Baker | 2 | Son | — | Ohio |
| 59 | Viola B. Bayley | 66 | Head | No | Maryland |
| 60 | Ralph Bayley | 40 | Son | Salesman | Delaware |
| 61 | Dr. Harry Milligan | 44 | Head | Doctor | Ohio |
| 62 | Marie Milligan | 45 | Wife | — | New Jersey |
| 63 | Jenny Milligan | 15 | Daughter | — | Ohio |
| 64 | Harry Milligan | 11 | Son | — | Ohio |
| 65 | Jessie Wimley | 37 | Servant | Chauffeur | Georgia |
| 66 | Mattie Bradley | 64 | Servant | Maid | Tennessee |
| 67 | Charles Jenkins | 61 | Head | Manager | Ohio |
| 68 | Pearl Jenkins | 54 | Wife | No | Ohio |
| 69 | Genevieve Jenkins | 22 | Daughter | Assistant | Ohio |
| 70 | Ralph Mustar | 29 | Son-in-law | Shipping | Ohio |
| 71 | Helen Mustar | 24 | Daughter | No | Ohio |
| 73 | Basil O. Myers | 39 | Head | Meat Cutter | Ohio |
| 74 | Grace Myers | 38 | Wife | No | Ohio |
| 75 | Joyce Myers | 8 | Daughter | — | Ohio |
| 76 | Bruce Chastain | 26 | Head | Consulting Engineer | Indiana |
| 77 | Margaret Chastain | 20 | Wife | No | Indiana |
| 78 | Harvey J. Harter | 65 | Head | Foreman | Ohio |
| 79 | Dora Harter | 61 | Wife | No | Ohio |
| 80 | Elizabeth Harter | 30 | Daughter | No | Ohio |
Pedigree Summary
John
Gen 1 · 2 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)