RH
Robert Hess — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lancaster-County, Pennsylvania
Our Model Tree links this Robert Hess across the 1920, 1930 and 1940 US Censuses in Lancaster-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Charles & Harry — first a son (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lancaster-County, Pennsylvania |
| Surname | Hess |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Manheim Boro. |
| 1935 Residence (County) | Lancaster |
| Additional Details | |
| Occupation | Clerk |
| Industry | Newspaper |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 780 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Clerk |
| Township / Ward | Manheim Boro |
| Est. Birth Year | ~1917 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Charles Hess | Head | — | 60 | ~1880 |
| Jean Hess | Daughter | — | 17 | ~1923 |
| Gertrude Hess | Daughter | — | 8 | ~1932 |
| Robert Hess | Son | — | 23 | ~1917 |
| Gertrude Hess | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Lancaster, Pennsylvania
Son, age 5
Lancaster, Pennsylvania · implied b. ~1915 — 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 | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lancaster, Pennsylvania
Son, age 15
Lancaster, Pennsylvania · implied b. ~1915 — 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 | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Lancaster-County, Pennsylvania
Son, age 23
Lancaster-County, Pennsylvania · implied b. ~1917 — 5 household members
| Surname | Hess |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Manheim Boro. |
| 1935 Residence (County) | Lancaster |
| Occupation | Clerk |
| Industry | Newspaper |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 780 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Hess (~0.92 confidence) and father Harry Hess (~0.92 confidence) and mother Vilma Hess (~0.92 confidence) and mother Gertrude Hess (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Hess
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Harry Hess
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Vilma Hess
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Gertrude Hess
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Hess
Son · 1940 · age 23 · b. ~1917 · Pennsylvania
★ You are viewing this record
Sibling
Jean Hess
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Hess
Sibling · 1940 · age 8
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 — Lancaster-County, Pennsylvania
Open full size
1940 US Federal Census — Lancaster-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03533-00467)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Walter Rindell | 19 | Son | Minder | Maryland |
| 2 | Richard Rindell | 14 | Son | — | Maryland |
| 3 | Harry F. Lenhart | 35 | Head | Weaver | Pennsylvania |
| 4 | Grace M. Lenhart | 36 | Wife | Drawer | Pennsylvania |
| 5 | Charles Hess | 60 | Head | Salesman | Pennsylvania |
| 6 | Gertrude M. Hess | 46 | Wife | — | Illinois |
| 7 | Robert Hess THIS PERSON | 23 | Son | Clerk | Pennsylvania |
| 8 | Jean Hess | 17 | Daughter | — | Pennsylvania |
| 9 | Gertrude Hess | 8 | Daughter | — | Pennsylvania |
| 10 | Raymond Palmer | 43 | Head | Clerk | Pennsylvania |
| 11 | Elizabeth Palmer | 43 | Wife | Operator | Canada-Eng |
| 12 | Christie Harman | 70 | Head | — | Pennsylvania |
| 13 | Alvin S. Shelly | 36 | Head | Turret Lathe Op. | Pennsylvania |
| 14 | Grace Shelly | 35 | Wife | Operator | Pennsylvania |
| 15 | Eugene Shelly | 13 | Son | — | Pennsylvania |
| 16 | Gloria Shelly | 10 | Daughter | — | Pennsylvania |
| 17 | Charles W. Henry | 25 | Head | Operator | Pennsylvania |
| 18 | Mary S. Henry | 24 | Wife | — | Pennsylvania |
| 19 | Charles Jr. Henry | 6 | Son | — | Pennsylvania |
| 20 | Barry Henry | 5 | Son | — | Pennsylvania |
| 21 | Elaine Ann Henry | 3 | Daughter | — | Pennsylvania |
| 22 | Francis W. Hoffer | 36 | Head | Machinist | Pennsylvania |
| 23 | Aline Hoffer | 36 | Wife | — | Pennsylvania |
| 24 | Kenneth Hoffer | 11 | Son | — | Pennsylvania |
| 25 | Charlotte Hoffer | 10 | Daughter | — | Pennsylvania |
| 26 | Joyce Hoffer | 5 | Daughter | — | Pennsylvania |
| 27 | Daniel H. Heck | 47 | Head | Janitor | Pennsylvania |
| 28 | Cora H. Heck | 46 | Wife | Operator | Pennsylvania |
| 29 | Woodrow Heck | 23 | Son | — | Pennsylvania |
| 30 | Roland Heck | 17 | Son | Paper Boy | Pennsylvania |
| 31 | Frank S. Gribble | 43 | Head | Mail Carrier | Pennsylvania |
| 32 | Mary Gribble | 36 | Wife | — | Pennsylvania |
| 33 | Ralph Gribble | 9 | Son | — | Pennsylvania |
| 34 | David Gribble | 7 | Son | — | Pennsylvania |
| 35 | Marilyn Gribble | 2 | Daughter | — | Pennsylvania |
| 36 | Adam B. Danner | 51 | Head | Shipper | Pennsylvania |
| 37 | Beatrice Danner | 50 | Wife | Clerk | Wales |
| 38 | Norman Frey | 46 | Head | Beamer | Pennsylvania |
| 39 | Hannah Frey | 39 | Wife | Printer-Folding Dept | Pennsylvania |
| 40 | William Stein | 32 | Head | Warper | New Jersey |
Pedigree Summary
Robert + 2 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)