JC
James Copeland — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Clark-County, Ohio
Our Model Tree links this James Copeland across the 1930 and 1940 US Censuses in Clark-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 8-person household.
Age 10
b. ~1930
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Clark-County, Ohio |
| Surname | Copeland |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Springfield City |
| 1935 Residence (County) | Clark |
| Additional Details | |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Springfield City |
| Est. Birth Year | ~1930 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Lillian Copeland | Spouse | — | 33 | ~1907 |
| Mary Copeland | Daughter | — | 1 | ~1939 |
| Margaret Copeland | Daughter | — | 12 | ~1928 |
| Dorothy Copeland | Daughter | — | 8 | ~1932 |
| James Copeland | Son | — | 10 | ~1930 |
| Robert Copeland | Son | — | 3 | ~1937 |
| Bernard Copeland | Head | — | 35 | ~1905 |
| Bernard Copeland | Son | — | 5 | ~1935 |
Census Appearances
1930
Clark, Ohio
Son, age
Clark, Ohio · implied b. ~1930 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Copeland |
| Given Name | James E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Clark-County, Ohio
Son, age 10
Clark-County, Ohio · implied b. ~1930 — 8 household members
| Surname | Copeland |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Springfield City |
| 1935 Residence (County) | Clark |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| 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 James Copeland across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Copeland
Son · 1940 · age 10 · b. ~1930 · Ohio
★ You are viewing this record
Sibling
Margaret Copeland
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Copeland
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Copeland
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Copeland
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Copeland
Sibling · 1940 · age 5
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 — Clark-County, Ohio
Open full size
1940 US Federal Census — Clark-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03038-00826)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Leonard Lee Allen | 35 | Head | Yard Employee | Ohio |
| 2 | Pauline Allen | 26 | Wife | — | Arkansas |
| 3 | Leonard Lee Jr. Allen | 1 | Son | — | Ohio |
| 4 | John R. Quick | 61 | Head | Laborer | Ohio |
| 5 | Mary A. Quick | 55 | Wife | Saleswoman | Ohio |
| 6 | John H. Quick | 30 | Son | Laborer | Ohio |
| 7 | Arthur J. Quick | 29 | Son | Non-Worker | Ohio |
| 8 | Michael Miracle | 44 | Head | Molder | Italy |
| 9 | Rose Miracle | 40 | Wife | — | Italy |
| 10 | Samuel Miracle | 15 | Son | Laborer | Italy |
| 11 | Joseph Miracle | 10 | Son | — | Italy |
| 12 | Herman J. Mayes | 19 | Head | Molder | Ohio |
| 13 | Eileen R. Mayes | 18 | Wife | — | Ohio |
| 14 | John Schartz | 35 | Head | Proprietor | Ohio |
| 15 | Miriam Schartz | 36 | Wife | — | Ohio |
| 16 | John H. Schartz | 8 | Son | — | Ohio |
| 17 | Martha Schartz | 6 | Daughter | — | Ohio |
| 18 | Barbara Schartz | 4 | Daughter | — | Ohio |
| 19 | Francis Wilhelm | 71 | Head | — | Germany |
| 20 | Ellen Gray | 57 | Head | Coil Taper | Irish Free State |
| 21 | Arthur Williams | 35 | Son-in-law | Machinist | Ohio |
| 22 | Mabel Williams | 33 | Daughter | — | Ohio |
| 23 | Mary Catherine Williams | 12 | Granddaughter | — | Ohio |
| 24 | Patricia Williams | 5 | Granddaughter | — | Ohio |
| 25 | Pearl Hildebrand | 54 | Head | — | Ohio |
| 26 | Bernard Copeland | 35 | Head | Conveyor Operator | Ohio |
| 27 | Lillian Copeland | 33 | Wife | — | Ohio |
| 28 | Margaret Copeland | 12 | Daughter | — | Ohio |
| 29 | James Copeland THIS PERSON | 10 | Son | — | Ohio |
| 30 | Dorothy Copeland | 8 | Daughter | — | Ohio |
| 31 | Bernard Jr. Copeland | 5 | Son | — | Ohio |
| 32 | Robert Copeland | 3 | Son | — | Ohio |
| 33 | Mary Ann Copeland | 1 | Daughter | — | Ohio |
| 34 | Loren Ray | 50 | Head | Carpenter | Ohio |
| 35 | Florence Ray | 46 | Wife | Saleswoman | Ohio |
| 36 | Wilbur Ray | 24 | Son | Florist | Ohio |
| 37 | Eldon Ray | 16 | Son | — | Ohio |
| 38 | Clell Adams | 30 | Head | Apprentice Pressman | West Virginia |
| 39 | Anna Adams | 27 | Wife | — | Ohio |
| 40 | Anna Quinn | 85 | Head | — | Ohio |
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)