JC
James Chapman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ashtabula-County, Ohio
Our Model Tree links this James Chapman across the 1920, 1930 and 1940 US Censuses in Ashtabula-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1865), then head of a 4-person household.
Age 75
b. ~1865
Male
Head
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ashtabula-County, Ohio |
| Surname | Chapman |
| Given Name | James D. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 75 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Ashtabula city |
| 1935 Residence (County) | Ashtabula |
| Additional Details | |
| Industry | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Ashtabula City |
| Est. Birth Year | ~1865 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| James Chapman | Head | — | 75 | ~1865 |
| Edith Chapman | Other | — | 36 | ~1904 |
| James Chapman | Son | — | 40 | ~1900 |
| Adell Chapman | Spouse | — | 74 | ~1866 |
Census Appearances
1920
Ashtabula, Ohio
Head, age 55
Ashtabula, Ohio · implied b. ~1865 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chapman |
| Given Name | James D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | New York |
| Father's Birthplace | England |
| Mother's Birthplace | New York |
| Occupation | coal & ore agent |
| Industry | railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Ashtabula, Ohio
Head, age 65
Ashtabula, Ohio · implied b. ~1865 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chapman |
| Given Name | James D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 35 |
| Father's Birthplace | England |
| Mother's Birthplace | New York |
| Occupation | Agent |
| Industry | Steam Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 15,000 |
| Radio Set | R |
| Veteran | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Ashtabula-County, Ohio
Head, age 75
Ashtabula-County, Ohio · implied b. ~1865 — 4 household members
| Surname | Chapman |
| Given Name | James D. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 75 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Ashtabula city |
| 1935 Residence (County) | Ashtabula |
| Industry | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Chapman across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Chapman
Head · 1940 · age 75 · b. ~1865 · Ohio
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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 — Ashtabula-County, Ohio
Open full size
1940 US Federal Census — Ashtabula-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03023-00198)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lucille A. Casper | 18 | daughter | — | Ohio |
| 42 | Eleanor J. Casper | 15 | daughter | — | Ohio |
| 43 | Ralph H. Casper | 13 | son | — | Ohio |
| 44 | Jeanette R. Casper | 8 | daughter | — | Ohio |
| 45 | Anna Fruchtenicht | 72 | mother-in-law | — | Germany |
| 46 | Linn V. King | 63 | head | Mail Carrier | Ohio |
| 47 | Sophia P. King | 60 | wife | — | Ohio |
| 48 | Anna L. Turpenen | 23 | lodger | Superintendent | Ohio |
| 49 | Ivan O. Wirth | 58 | head | Real Estate Manager | Ohio |
| 50 | Harriet T. Wirth | 48 | wife | — | Georgia |
| 51 | Catherine E. Wirth | 22 | daughter | Office Manager | Ohio |
| 52 | Francis T. Wirth | 17 | son | — | Ohio |
| 53 | Myrtle L. Wirth | 14 | daughter | — | Ohio |
| 54 | David L. Frick | 38 | head | Attorney | Pennsylvania |
| 55 | Bertha J. Frick | 36 | wife | — | Ohio |
| 56 | Frank E. Frick | 13 | daughter | — | Ohio |
| 57 | David G. Frick | 9 | son | — | Ohio |
| 58 | James D. Chapman THIS PERSON | 75 | head | — | New York |
| 59 | Adell Mary Chapman | 74 | wife | — | Pennsylvania |
| 60 | James B. Chapman | 40 | son | Clerk | New York |
| 61 | Edith H. Chapman | 36 | daughter-in-law | Extra Clerk | Ohio |
| 62 | John E. Glantz | 52 | head | Attorney | Finland |
| 63 | Ida M. Glantz | 50 | wife | — | Ohio |
| 64 | William Hertua | 42 | head | Salesman | Ohio |
| 65 | Hazel V. Hertua | 36 | wife | Bookkeeper | Ohio |
| 66 | Eugene Sandberg | 16 | son-in-law | — | Ohio |
| 67 | Don Ford Jr. Goss | 27 | head | Ins. Adjuster | Illinois |
| 68 | Omar L. Goss | 29 | wife | — | Michigan |
| 69 | Robert J. Goss | 8 | son | — | Michigan |
| 70 | Carlton C. Wilson | 66 | head | Patrolman | Ohio |
| 71 | Marie R. Wilson | 65 | wife | — | Ohio |
| 72 | John P. Wilson | 42 | son | Salesman | Pennsylvania |
| 73 | Ruth M. Wilson | 26 | daughter-in-law | — | Ohio |
| 74 | Woodrow Wilson | 34 | son | Time-Match | Ohio |
| 75 | Stanley M. Herba | 50 | head | Salesman | Ohio |
| 76 | Grace W. Herba | 48 | wife | — | Ohio |
| 77 | Joann Herba | 19 | daughter | — | Ohio |
| 78 | Robert S. Herba | 17 | son | — | Ohio |
| 79 | Thomas H. Herba | 10 | son | — | Ohio |
| 80 | William S. Young | 64 | head | Ship Carpenter | Scotland |
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)