FH
Frank Hess — 1940 US Census Record
Model Tree available1940 United States Federal Census · San-Francisco-County, California
Our Model Tree links this Frank Hess across the 1920, 1930 and 1940 US Censuses in San-Francisco-County, California (XGBoost, ~Confirmed), with identified parents Frank & Frank — first a son (b.~1910), then head of a 4-person household.
Age 30
b. ~1910
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Francisco-County, California |
| Surname | Hess |
| Given Name | Frank E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Additional Details | |
| Occupation | Salesman |
| Industry | Dental Supplies |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 1500 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Salesman |
| Township / Ward | San Francisco |
| Est. Birth Year | ~1910 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Frank Hess | Head | — | 64 | ~1876 |
| Frank Hess | Son | — | 30 | ~1910 |
| Marie Hess | Spouse | — | 60 | ~1880 |
| Charles Hess | Son | — | 24 | ~1916 |
Census Appearances
1920
San Francisco, …
Son, age 10
San Francisco, California · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hess |
| Given Name | Frank A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Francisco, …
Son, age 20
San Francisco, California · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hess |
| Given Name | Frank J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Germany |
| Mother's Birthplace | California |
| Occupation | Clerk |
| Industry | Commissary |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Francisco-County, California
Son, age 30
San-Francisco-County, California · implied b. ~1910 — 4 household members
| Surname | Hess |
| Given Name | Frank E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Occupation | Salesman |
| Industry | Dental Supplies |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 1500 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Frank Hess across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Hess (~0.92 confidence) and father Frank Hess (~0.92 confidence) and father Frank Hess (~0.92 confidence) and mother Marie Hess (~0.92 confidence) and mother Marie Hess (~0.92 confidence) and mother Marie Hess (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Hess
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Frank Hess
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Frank Hess
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Marie Hess
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Marie Hess
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Marie Hess
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Hess
Son · 1940 · age 30 · b. ~1910 · California
★ You are viewing this record
Sibling
Charles Hess
Sibling · 1940 · age 24
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 — San-Francisco-County, California
Open full size
1940 US Federal Census — San-Francisco-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00315-00278)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elisabeth Stocker | 59 | Head | Seamstress | North Ireland |
| 42 | John B Harrach | 70 | Head | — | France |
| 43 | Charles Hill | 34 | Son in law | Clerk | Arizona |
| 44 | Elisabeth Hill | 31 | Daughter | — | California |
| 45 | Nicholas Pousson | 34 | Head | Clerk | Rhode Island |
| 46 | Georgena Pousson | 37 | Wife | — | Michigan |
| 47 | Forrest I Arnold | 18 | Step son | New Worker | Oregon |
| 48 | Alice V. Goadmayor | 60 | Head | Teacher | California |
| 49 | Bernard Brockman | 45 | Head | Machinist | Sweden |
| 50 | Elsie Brockman | 19 | Daughter | New Worker | California |
| 51 | John Ravella | 48 | Head | Janitor | Italy |
| 52 | Mary Ravella | 48 | Wife | — | Italy |
| 53 | Aldo A. B. Ravella | 18 | Son | — | California |
| 54 | John T Mulligan | 76 | Head | — | Illinois |
| 55 | Ella Mulligan | 69 | Wife | — | Eire |
| 56 | Helen Mulligan | 27 | Daughter | Stenographer | Nebraska |
| 57 | Elias Quintanilla | 43 | Head | Finisher | Nicaragua |
| 58 | Maria Quintanilla | 41 | Wife | — | Nicaragua |
| 59 | Irma Quintanilla | 11 | Daughter | — | San Salvador |
| 60 | Hydee Quintanilla | 6 | Daughter | — | San Salvador |
| 61 | Peter C Wilder | 34 | Head | Office Clerk | Nevada |
| 62 | Mary Wilder | 70 | Mother | — | Germany |
| 63 | Charles R Carlson | 54 | Head | Salesman | California |
| 64 | Ruth Carlson | 16 | Daughter | — | California |
| 65 | Amalia Carlson | 80 | Mother | — | Sweden |
| 66 | Frank Hess | 64 | Head | — | California |
| 67 | Marie Hess | 60 | Wife | — | Czechoslovakia |
| 68 | Frank E Hess THIS PERSON | 30 | Son | Salesman | California |
| 69 | Charles H. Hess | 24 | Son | Clerk | California |
| 70 | Israel Spivock | 75 | Head | — | Poland |
| 71 | Marian Crocker | 34 | Daughter | — | California |
| 72 | Diane Crocker | 6 | Grand daughter | — | California |
| 73 | John R Johnstone | 30 | Head | Wool Puller | Canada Eng |
| 74 | Romelle M. Johnstone | 24 | Wife | Checker | Alabama |
| 75 | Thomas E Johnstone | 35 | Brother | Motorman | Canada Eng |
| 76 | William D Brown | 24 | Head | Laundryman | Virginia |
| 77 | Mabel Brown | 40 | Wife | — | California |
| 78 | William K Brown | 2 | Son | — | California |
| 79 | John Karstensen | 71 | Head | — | Denmark |
| 80 | Maria Karstensen | 74 | Wife | — | Denmark |
Pedigree Summary
Frank + 1 sibling
Gen 1 · 6 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)