HY
Henry Young — 1940 US Census Record
Model Tree available1940 United States Federal Census · San-Diego-County, California
Our Model Tree links this Henry Young across the 1920, 1930 and 1940 US Censuses in San-Diego-County, California (XGBoost, ~Confirmed), with identified parents John & Nancy — first a head (b.~1907), then head of a 5-person household.
Age 33
b. ~1907
Male
Head
Born: Wyoming
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Diego-County, California |
| Surname | Young |
| Given Name | Henry M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Wyoming |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Medical Doctor |
| Industry | Private Office |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 5000 |
| Highest Grade | C-5 |
| 1935 Residence | Illinois |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
| Occupation | Medical Doctor |
| Township / Ward | San Diego |
| Est. Birth Year | ~1907 |
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 Henry | Age | Birth yr |
|---|---|---|---|---|
| Ara Young | Daughter | — | 3 | ~1937 |
| Henry Young | Head | — | 33 | ~1907 |
| Cecelia Grunake | Other | — | 26 | ~1914 |
| Thomas Young | Son | — | 1 | ~1939 |
| Ruth Young | Spouse | — | 25 | ~1915 |
Census Appearances
1920
San Diego, …
Son, age 13
San Diego, California · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Young |
| Given Name | Henry M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Wyoming |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
1930
San Diego, …
Son, age 23
San Diego, California · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Young |
| Given Name | H. Mark |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Wyoming |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
1940
San-Diego-County, California
Head, age 33
San-Diego-County, California · implied b. ~1907 — 5 household members
| Surname | Young |
| Given Name | Henry M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Wyoming |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Medical Doctor |
| Industry | Private Office |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 5000 |
| Highest Grade | C-5 |
| 1935 Residence | Illinois |
| Birth State | Wyoming |
| Birth Country | United States |
| Birthplace (normalized) | wyoming |
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 Henry Young across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Young (~0.92 confidence) and mother Nancy Young (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Young
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Nancy Young
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Henry Young
Head · 1940 · age 33 · b. ~1907 · California
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — San-Diego-County, California
Open full size
1940 US Federal Census — San-Diego-County, California
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00447-00149)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert J. Deardorf | 31 | Son | Collector | Montana |
| 42 | Henry M. Young THIS PERSON | 33 | Head | Medical Doctor | Wyoming |
| 43 | Ruth W. Young | 25 | Wife | — | Nebraska |
| 44 | Ara Ann Young | 3 | Daughter | — | California |
| 45 | Thomas W. Young | 1 | Son | — | California |
| 46 | Cecelia G. Grunake | 26 | Maid | Maid | Montana |
| 47 | Deletta Johnson | 50 | Head | Office Clerk | Arizona |
| 48 | Emily A. Johnson | 27 | Daughter | — | Arizona |
| 49 | Elvina Johnson | 25 | Daughter | Saleslady | Arizona |
| 50 | Martin Johnson | 23 | Son | Inspector | Arizona |
| 51 | Elvin Johnson | 20 | Son | Partner | Arizona |
| 52 | Berthine S. Holland | 54 | Head | Housekeeper | Germany |
| 53 | Emily G. Waterhouse | 66 | Head | Dressmaker | England |
| 54 | Esther Waterhouse | 60 | Sister | Dressmaker | England |
| 55 | Clara Phillips | 51 | Head | Partner | Colorado |
| 56 | Janet Phillips | 52 | Wife | — | Ohio |
| 57 | Martha L. Phillips | 25 | Daughter | Case Aid Social Service | Colorado |
| 58 | Lucy M. Jones | 70 | Head | — | Illinois |
| 59 | James E. Opdycke | 75 | Head | — | Illinois |
| 60 | Jessie Opdycke | 58 | Wife | — | Colorado |
| 61 | Walter Bishop | 80 | Head | — | New Jersey |
| 62 | Francis J. Van Horn | 74 | Head | Minister | Ohio |
| 63 | Lois R. Van Horn | 51 | Wife | — | Washington |
| 64 | Ashley Goerndt | 30 | Head | Clerk | Illinois |
| 65 | Ruth Goerndt | 29 | Wife | — | Missouri |
| 66 | Ernest J. Cotter | 46 | Head | Owner | Iowa |
| 67 | Ruth G. Cotter | 44 | Wife | Teacher | New Mexico |
| 68 | Simon Johnson | 76 | Head | — | California |
| 69 | Clara Johnson | 57 | Wife | — | Kansas |
| 70 | Ernest J. Davy | 58 | Head | Salesman | England |
| 71 | Clair Davy | 57 | Wife | — | Kansas |
| 72 | Caroline Landgraf | 50 | Lodger | Librarian Assistant | Ohio |
| 73 | James L. Squires | 56 | Head | Water Collector | Wisconsin |
| 74 | Celeste Squires | 46 | Wife | — | Missouri |
| 75 | James Jr. Squires | 15 | Son | — | California |
| 76 | Richard H. Pritchard | 79 | Head | — | England |
| 77 | Elizabeth M. Pritchard | 64 | Wife | — | Illinois |
| 78 | Elizabeth J. Sherwood | 63 | Head | Seamstress | Ohio |
| 79 | Maude L. Brown | 64 | Lodger | — | Ohio |
Pedigree Summary
Henry
Gen 1 · 2 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)