HP
Harry Parker — 1940 US Census Record
Model Tree available1940 United States Federal Census · San-Diego-County, California
Our Model Tree links this Harry Parker across the 1920, 1930 and 1940 US Censuses in San-Diego-County, California (XGBoost, ~Confirmed), with identified parents Ethel & Harry — first a son (b.~1920), then head of a 3-person household.
Age 20
b. ~1920
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Diego-County, California |
| Surname | Parker |
| Given Name | Harry E. Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Diego |
| 1935 Residence (County) | San Diego |
| Additional Details | |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | C-1 |
| 1935 Residence | Same House |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Diego |
| Est. Birth Year | ~1920 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Harry Parker | Head | — | 56 | ~1884 |
| Harry Parker | Son | — | 20 | ~1920 |
| Cleo Parker | Spouse | — | 52 | ~1888 |
Census Appearances
1920
San Diego, …
Son, age
San Diego, California · implied b. ~1920 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Parker |
| Given Name | Harry G. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Missouri |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Diego, …
Son, age 10
San Diego, California · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Parker |
| Given Name | Harry E. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Diego-County, California
Son, age 20
San-Diego-County, California · implied b. ~1920 — 3 household members
| Surname | Parker |
| Given Name | Harry E. Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Diego |
| 1935 Residence (County) | San Diego |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | C-1 |
| 1935 Residence | Same House |
| 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 Harry Parker across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Ethel Parker (~0.92 confidence) and father Harry Parker (~0.92 confidence) and father Harry Parker (~0.92 confidence) and mother Cleo Parker (~0.92 confidence) and mother Cleo Parker (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Ethel Parker
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
Harry Parker
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Harry Parker
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Cleo Parker
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Cleo Parker
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Parker
Son · 1940 · age 20 · b. ~1920 · 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
40 people indexed on this census page (nara:1940:m-t0627-00449-00325)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Clara (X) Briscoe | 33 | wife | — | Nebraska |
| 42 | Ronald K. Briscoe | 13 | son | — | California |
| 43 | Harry E. (X) Parker | 56 | Head | Carpenter | Ohio |
| 44 | Cleo M. Parker | 52 | wife | Milliner | Missouri |
| 45 | Harry E. Jr. Parker THIS PERSON | 20 | son | — | California |
| 46 | Alice R. (X) Foster | 59 | Head | Saleslady | Connecticut |
| 47 | Jack S. Jr. Foster | 17 | son | Clerk | California |
| 48 | Edwin D. (X) Huntington | 64 | Head | — | Ohio |
| 49 | Capitola L. Huntington | 58 | wife | — | Ohio |
| 50 | Charles A. Hargreaves | 55 | Head | Billing Clerk | Nebraska |
| 51 | Charles D. Hargreaves | 18 | son | — | California |
| 52 | William H. Hargreaves | 19 | nephew | Storekeeper | Nebraska |
| 53 | Hattie E. (X) Andrews | 72 | sister-in-law | — | Kansas |
| 54 | Wayne (X) Mccafferty | 45 | Head | Grocer-Owner | Michigan |
| 55 | Beatrice P. Mccafferty | 49 | wife | Bookkeeper | Michigan |
| 56 | Jack E. Mccafferty | 13 | son | — | Michigan |
| 57 | Charles M. Ellis | 22 | Head | Accountant | California |
| 58 | Mildred L. (X) Ellis | 20 | wife | — | Arizona |
| 59 | Dorothy (X) Roper | 45 | Head | Seamstress | England |
| 60 | Muriel D. Roper | 18 | daughter | — | Pennsylvania |
| 61 | Russell S. Roper | 15 | son | — | Canada-Eng |
| 62 | Sarah T. Poff | 65 | Head | — | Wisconsin |
| 63 | Philda Mary R. Poff | 39 | daughter | Regis. Nurse | Nebraska |
| 64 | Maryellen Poff | 9 | granddaughter | — | California |
| 65 | John H. Mccartney | 59 | Head | Policeman | South Dakota |
| 66 | Antoinette Mccartney | 53 | wife | Masseuse | South Dakota |
| 67 | Verna L. (X) Bell | 39 | Head | Music Teacher | Texas |
| 68 | — | None | — | — | — |
| 69 | — | None | — | — | — |
| 70 | Victor C. Boresitz | 34 | Head | Merchant | Poland |
| 71 | Cele H. (X) Boresitz | 25 | wife | Bookkeeper | Maryland |
| 72 | Diane H. Boresitz | 11 | daughter | — | Illinois |
| 73 | Benjamin A. Boresitz | 5 | son | — | California |
| 74 | Nora T. (X) Davis | 56 | housekeeper | Housekeeper | Kansas |
| 75 | Lois M. (X) Welch | 67 | Head | — | Missouri |
| 76 | Ruth F. (X) Warner | 55 | Head | — | Michigan |
| 77 | David (X) Blumenthal | 53 | Head | Gardener | Nebraska |
| 78 | Elizabeth Blumenthal | 52 | wife | — | England |
| 79 | Robert A. (X) Chase | 23 | Head | Mechanic | California |
| 80 | June L. Chase | 21 | wife | — | California |
Pedigree Summary
Harry
Gen 1 · 5 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)