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James Rich — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Dekalb-County, Illinois
Our Model Tree links this James Rich across the 1930 and 1940 US Censuses in Dekalb-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 10-person household.
Age 19
b. ~1921
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Dekalb-County, Illinois |
| Surname | Rich |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | De Kalb City |
| 1935 Residence (County) | De Kalb |
| Additional Details | |
| Occupation | Laborer |
| Industry | Piano Factory |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 20 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laborer |
| Township / Ward | De Kalb City |
| Est. Birth Year | ~1921 |
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 |
|---|---|---|---|---|
| James Rich | Son | — | 19 | ~1921 |
| Alfred Rich | Head | — | 54 | ~1886 |
| Sarah Rich | Spouse | — | 47 | ~1893 |
| Gerald Rich | Other | — | 3 | ~1937 |
| Robert Rich | Son | — | 15 | ~1925 |
| Donna Rich | Daughter | — | 13 | ~1927 |
| Kevin Rich | Son | — | 17 | ~1923 |
| Harold Rich | Son | — | 11 | ~1929 |
| Earl Rich | Son | — | 23 | ~1917 |
| Alfred Rich | Son | — | 21 | ~1919 |
Census Appearances
1930
Dekalb, Illinois
Son, age 9
Dekalb, Illinois · implied b. ~1921 — 25 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rock |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Dekalb-County, Illinois
Son, age 19
Dekalb-County, Illinois · implied b. ~1921 — 10 household members
| Surname | Rich |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | De Kalb City |
| 1935 Residence (County) | De Kalb |
| Occupation | Laborer |
| Industry | Piano Factory |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 20 |
| Highest Grade | H 4 |
| 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 Rich across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Rich
Son · 1940 · age 19 · b. ~1921 · Illinois
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Sibling
Alfred Rich
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Rich
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kevin Rich
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Rich
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Rich
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donna Rich
Sibling · 1940 · age 13
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 — Dekalb-County, Illinois
Open full size
1940 US Federal Census — Dekalb-County, Illinois
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-00793-00291)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Keenan | 34 | Son | General Laborer | Illinois |
| 42 | Lawrence Keenan | 70 | Brother | — | Ireland |
| 43 | Gladys C. Jackman | 46 | Head | Teacher | Illinois |
| 44 | Spencer E. Swanburn | 35 | Head | Machinist | Illinois |
| 45 | Helen Swanburn | 31 | Wife | Stenographer | Missouri |
| 46 | Sophie Larsen | 23 | Lodger | Stenographer | Illinois |
| 48 | Albert Johnson | 66 | Head | Laundryman | Illinois |
| 49 | Amanda Johnson | 74 | Wife | — | Sweden |
| 50 | Robert Swanburn | 63 | Head | — | Illinois |
| 51 | Mary Swanburn | 59 | Wife | — | Sweden |
| 52 | Ruth Swanburn | 31 | Daughter | Clerk | Illinois |
| 53 | Marion Swanburn | 26 | Daughter | Saleslady | Illinois |
| 54 | Gladys Swanburn | 20 | Daughter | Clerk | Illinois |
| 55 | Katherine Donovan | 65 | Head | — | Wisconsin |
| 56 | Patrick J. Quinn | 68 | Lodger | Priest | England |
| 59 | Ola Clark | 43 | Head | — | Indiana |
| 60 | Lennie Clark | 42 | Wife | — | Indiana |
| 61 | Tammer Lou Brawley | 21 | Niece | Stenographer | Illinois |
| 62 | Isaac Shaw | 64 | Head | — | Michigan |
| 63 | Myrtle Shaw | 55 | Wife | — | Illinois |
| 64 | Alice Sanford | 27 | Daughter | Telephone Operator | Illinois |
| 65 | Patricia Sanford | 4 | Granddaughter | — | Illinois |
| 66 | Richard Snow | 7 | Boarder | — | Illinois |
| 67 | Floyd Pollitt | 40 | Head | General Laborer | Indiana |
| 68 | Ardis Pollitt | 40 | Wife | — | Indiana |
| 69 | Alfred Rich | 54 | Head | Maintenance | Indiana |
| 70 | Sarah Rich | 47 | Wife | — | Scotland |
| 71 | Earl Rich | 23 | Son | Cutter | Illinois |
| 72 | Alfred Jr. Rich | 21 | Son | Packer | Illinois |
| 73 | James Rich THIS PERSON | 19 | Son | Laborer | Illinois |
| 74 | Kevin Rich | 17 | Son | — | Illinois |
| 75 | Robert Rich | 15 | Son | — | Illinois |
| 76 | Donna Rich | 13 | Daughter | — | Illinois |
| 77 | Harold Rich | 11 | Son | — | Illinois |
| 78 | Gerald Rich | 3 | Grandson | — | Illinois |
| 79 | Clifford Eklund | 30 | Head | Painter | Illinois |
| 80 | Thelma Eklund | 28 | Wife | Waitress | Indiana |
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)