JH
James Harmon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Woodford-County, Illinois
Our Model Tree links this James Harmon across the 1930 and 1940 US Censuses in Woodford-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 10-person household.
Age 22
b. ~1918
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Woodford-County, Illinois |
| Surname | Harmon |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Partridge Township |
| 1935 Residence (County) | Woodford |
| Additional Details | |
| Occupation | Carpenter |
| Industry | Contractor |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 650 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Carpenter |
| Township / Ward | Partridge Township |
| Est. Birth Year | ~1918 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| John Harmon | Head | — | 51 | ~1889 |
| Caroline Harmon | Daughter | — | 19 | ~1921 |
| Wayne Harmon | Son | — | 13 | ~1927 |
| Cleon Harmon | Son | — | 18 | ~1922 |
| James Harmon | Son | — | 22 | ~1918 |
| Alice Harmon | Spouse | — | 50 | ~1890 |
| Howard Harmon | Son | — | 15 | ~1925 |
| Florence Harmon | Daughter | — | 12 | ~1928 |
| Weldon Harmon | Son | — | 13 | ~1927 |
| Marjorie Harmon | Daughter | — | 17 | ~1923 |
Census Appearances
1930
Woodford, Illinois
Son, age 12
Woodford, Illinois · implied b. ~1918 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harmon |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Woodford-County, Illinois
Son, age 22
Woodford-County, Illinois · implied b. ~1918 — 10 household members
| Surname | Harmon |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Partridge Township |
| 1935 Residence (County) | Woodford |
| Occupation | Carpenter |
| Industry | Contractor |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 650 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Harmon across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Harmon
Son · 1940 · age 22 · b. ~1918 · Illinois
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Sibling
Cleon Harmon
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marjorie Harmon
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Harmon
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Harmon
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wayne Harmon
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Weldon Harmon
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Caroline Harmon
Sibling · 1940 · age 19
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 — Woodford-County, Illinois
Open full size
1940 US Federal Census — Woodford-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00916-00469)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dale Pennington | 2 | Son | — | Illinois |
| 42 | Glayson Vanchep | 34 | Head | Operator | Iowa |
| 43 | Kathryn Vanchep | 25 | Wife | Housewife | Missouri |
| 44 | Janet Vanchep | 6 | Daughter | — | Illinois |
| 45 | Louis Priguent | 70 | Head | Operator | Illinois |
| 46 | Louella Priguent | 61 | Wife | Housewife | Illinois |
| 47 | Benjamin Bowlby | 71 | Head | Caretaker | Illinois |
| 48 | Elizabeth Bowlby | 65 | Wife | Housewife | Illinois |
| 49 | Ross Beavers | 55 | Head | Operator | Illinois |
| 50 | Pearl Beavers | 44 | Wife | Housewife | Arkansas |
| 51 | Harry Tyson | 38 | Head | Operator | Illinois |
| 52 | Myrtle Tyson | 34 | Wife | Housewife | Illinois |
| 53 | Gordon Tyson | 14 | Son | — | Illinois |
| 54 | Shirley Tyson | 10 | Daughter | — | Illinois |
| 55 | Harry J. Tyson | 3 | Son | — | Illinois |
| 56 | Charles Hendricks | 64 | Head | Operator | Germany |
| 57 | Rosie Hendricks | 62 | Wife | Housewife | Iowa |
| 58 | Harold Gerber | 37 | Head | Operator | Illinois |
| 59 | Elizabeth Gerber | 35 | Wife | Housewife | New York |
| 60 | Dale Gerber | 11 | Son | — | Illinois |
| 61 | Norma Gerber | 7 | Daughter | — | Illinois |
| 62 | John Gerber | 5 | Son | — | Illinois |
| 63 | Harold Parkinson | 14 | Boarder | Worker For Board & Room | Illinois |
| 64 | Conrad Wiebel | 45 | Head | Operator | Illinois |
| 65 | Lena Wiebel | 43 | Wife | Housewife | Nebraska |
| 66 | Irene Wiebel | 19 | Daughter | Housework | Illinois |
| 67 | Harold Wiebel | 18 | Son | Housework | Illinois |
| 68 | Virginia Wiebel | 17 | Daughter | Housework | Illinois |
| 69 | John Harmon | 51 | Head | Operator | Illinois |
| 70 | Alice Harmon | 50 | Wife | Housewife | Wyoming |
| 71 | James Harmon THIS PERSON | 22 | Son | Carpenter | Illinois |
| 72 | Caroline Harmon | 19 | Daughter | Housework | Illinois |
| 73 | Cleon Harmon | 18 | Son | Companion | Illinois |
| 74 | Marjorie Harmon | 17 | Daughter | — | Illinois |
| 75 | Howard Harmon | 15 | Son | Housework | Illinois |
| 76 | Wayne Harmon | 13 | Son | — | Illinois |
| 77 | Weldon Harmon | 13 | Son | — | Illinois |
| 78 | Florence Harmon | 12 | Daughter | — | Illinois |
| 79 | Harry Hinshaw | 58 | Head | Operator | Illinois |
| 80 | Emma Hinshaw | 54 | Wife | Housewife | Illinois |
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)