RH
Robert Hess — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Stephenson-County, Illinois
Our Model Tree links this Robert Hess across the 1930 and 1940 US Censuses in Stephenson-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 9-person household.
Age 11
b. ~1929
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Stephenson-County, Illinois |
| Surname | Hess |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Freeport City |
| 1935 Residence (County) | Stephenson |
| Additional Details | |
| Highest Grade | G 5 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Freeport City |
| Est. Birth Year | ~1929 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Shirley Hess | Daughter | — | 7 | ~1933 |
| Robert Hess | Son | — | 11 | ~1929 |
| John Hess | Daughter | — | 9 | ~1931 |
| William Hess | Son | — | 15 | ~1925 |
| Mary Hess | Spouse | — | 40 | ~1900 |
| Mary Hess | Daughter | — | 10 | ~1930 |
| Donna Hess | Daughter | — | 5 | ~1935 |
| John Hess | Son | — | 13 | ~1927 |
| William Hess | Head | — | 52 | ~1888 |
Census Appearances
1930
Stephenson, Illinois
Son, age 1
Stephenson, Illinois · implied b. ~1929 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hess |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Indiana |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Stephenson-County, Illinois
Son, age 11
Stephenson-County, Illinois · implied b. ~1929 — 9 household members
| Surname | Hess |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Freeport City |
| 1935 Residence (County) | Stephenson |
| Highest Grade | G 5 |
| 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 Robert Hess across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Hess
Son · 1940 · age 11 · b. ~1929 · Illinois
★ You are viewing this record
Sibling
Shirley Hess
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Hess
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Hess
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Hess
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Hess
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donna Hess
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 — Stephenson-County, Illinois
Open full size
1940 US Federal Census — Stephenson-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00892-00639)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rita Phafer | 31 | Wife | — | Illinois |
| 42 | Roland Phafer | 12 | Son | — | Illinois |
| 43 | Gordon Phafer | 8 | Son | — | Illinois |
| 44 | Gerald B. Allen | 34 | Head | Fireman-Boiler | Illinois |
| 45 | Delores Allen | 29 | Wife | Carbon Cutter | Illinois |
| 46 | Gerald Allen | 5 | Son | — | Illinois |
| 47 | Genevieve Kuehl | 18 | Servant | Housekeeper | Illinois |
| 48 | Daniel M. Zerbe | 26 | Head | — | Illinois |
| 49 | Jaclyn Zerbe | 23 | Wife | — | Massachusetts |
| 50 | Ivan D. Palfrey | 28 | Head | Seamstress | Illinois |
| 51 | Joyce E. Palfrey | 12 | Daughter | — | Illinois |
| 52 | Shirley M. Palfrey | 8 | Daughter | — | Illinois |
| 53 | Louisa Palfrey | 6 | Daughter | — | Illinois |
| 54 | Patsy Ann Palfrey | 4 | Daughter | — | Illinois |
| 55 | Jennie Brown | 68 | Mother | — | Iowa |
| 56 | William F. Hess | 52 | Head | Carpenter | Illinois |
| 57 | Mary Hess | 40 | Wife | — | Ohio |
| 58 | William Hess | 15 | Son | — | Illinois |
| 59 | John E. Hess | 13 | Son | — | Illinois |
| 60 | Robert Hess THIS PERSON | 11 | Son | — | Illinois |
| 61 | Mary Hess | 10 | Daughter | — | Illinois |
| 62 | John Hess | 9 | Daughter | — | Illinois |
| 63 | Shirley Hess | 7 | Daughter | — | Illinois |
| 64 | Donna M. Hess | 5 | Daughter | — | Illinois |
| 65 | Harold E. Harnick | 28 | Head | Carpenter | Illinois |
| 66 | Viola Harnick | 25 | Wife | — | Illinois |
| 67 | Harry L. Cheeseman | 54 | Head | Partner | Illinois |
| 68 | Maude L. Cheeseman | 53 | Wife | — | Illinois |
| 69 | Walter R. Cheeseman | 24 | Son | — | Illinois |
| 70 | Earl E. Miller | 53 | Head | Apprentice Brick Layer | Illinois |
| 71 | Katherine Miller | 51 | Wife | Proprietor | Illinois |
| 72 | Helen E. Heinrich | 24 | Daughter | — | Illinois |
| 73 | William Heinrich | 26 | Son-in-law | Linotype Operator | South Dakota |
| 74 | Joseph C. Daerr | 26 | Head | Machine Operator | Illinois |
| 75 | Irma Daerr | 26 | Wife | — | Illinois |
| 76 | Barbara Daerr | 8 | Daughter | — | Illinois |
| 77 | Roland Daerr | 6 | Son | — | Illinois |
| 78 | John J. Daerr | 3 | Son | — | Illinois |
| 79 | Jay D. Ruffner | 53 | Head | Choir Director | Illinois |
| 80 | Bess M. Ruffner | 48 | Wife | — | Mississippi |
Related Census Records
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)