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Harry Davis — 1930 US Census Record
Model Tree available1930 United States Federal Census · Los Angeles, California
Our Model Tree links this Harry Davis across the 1920, 1930 and 1940 US Censuses in Los Angeles, California (XGBoost, ~Confirmed), with identified parents Harry & Edith — first a son (b.~1918), then head of a 3-person household.
Age 12
b. ~1918
Male
Son
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Los Angeles, California |
| Surname | Davis |
| Given Name | Harry D. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Michigan |
| Mother's Birthplace | California |
| Additional Details | |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | City Of Los Angeles |
| Est. Birth Year | ~1918 |
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 1930 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Harry Davis | Head | — | 37 | ~1893 |
| Harry Davis | Son | — | 12 | ~1918 |
| Nell Davis | Spouse | — | 33 | ~1897 |
Census Appearances
1920
Los Angeles, …
Other, age 2
Los Angeles, California · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Harry O. |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Michigan |
| Mother's Birthplace | California |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Los Angeles, …
Son, age 12
Los Angeles, California · implied b. ~1918 — 3 household members
| Surname | Davis |
| Given Name | Harry D. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Michigan |
| Mother's Birthplace | California |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
Son, age 22
Los-Angeles-County, California · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Harold E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Los Angeles City |
| 1935 Residence (County) | Los Angeles |
| Occupation | Mechanic |
| Industry | Aircraft Inst |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 200 |
| 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 Harry Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Harry Davis (~0.92 confidence) and mother Edith Davis (~0.92 confidence) and mother Nell Davis (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Davis
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Edith Davis
b. ~1896
Source mother
● Household
· direct · ~0.92
Mother
Nell Davis
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Davis
Son · 1930 · age 12 · b. ~1918 · California
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Los Angeles, California
Open full size
1930 US Federal Census — Los Angeles, California
Page Contents
49 people indexed on this census page (ia:1930:californiacensus00reel135:0749)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles R. Benham | 45 | Head | Salesman | Kansas |
| 2 | Ida H. Benham | 41 | Wife | — | Germany |
| 3 | Ida Broeker | 75 | Mother | — | Germany |
| 4 | Nelsa Ness | 21 | Daughter | Student | Missouri |
| 5 | Archibald H. Brown | 44 | Head | Mechanic | Illinois |
| 6 | Lavinia H. Brown | 49 | Wife | Nurse | Pennsylvania |
| 7 | Samuel E. Rodda | 49 | Head | Inspector | Colorado |
| 8 | Emma E. Rodda | 47 | Wife | — | Colorado |
| 9 | Margaret A. Rodda | 20 | Daughter | Stenographer | Colorado |
| 10 | Harry Rhymer | 34 | Head | Manager | England |
| 11 | Ida M. Rhymer | 41 | Wife | — | Pennsylvania |
| 12 | James M. Rhymer | 0 | Son | — | California |
| 13 | Harry D. Davis | 37 | Head | Proprietor | Michigan |
| 14 | Nell H. Davis | 33 | Wife | — | California |
| 15 | Harry D. Jr. Davis THIS PERSON | 12 | Son | — | California |
| 16 | — | None | — | — | — |
| 17 | — | None | — | — | — |
| 18 | — | None | — | — | — |
| 19 | — | None | — | — | — |
| 20 | — | None | — | — | — |
| 21 | — | None | — | — | — |
| 22 | — | None | — | — | — |
| 23 | — | None | — | — | — |
| 24 | — | None | — | — | — |
| 25 | — | None | — | — | — |
| 26 | — | None | — | — | — |
| 27 | — | None | — | — | — |
| 28 | Albert H. Jr. Mcmahon | 37 | Head | Accountant | Kansas |
| 29 | J. Ruth Mcmahon | 32 | Wife | — | Illinois |
| 30 | — | None | — | — | — |
| 31 | — | 37 | Head | Clerk | Colorado |
| 32 | — | 30 | Wife | — | Virginia |
| 33 | — | 4 | — | — | California |
| 34 | — | 1 | — | — | — |
| 35 | — | 20 | — | — | — |
| 36 | — | 1 | — | — | — |
| 37 | — | 4 | — | — | Colorado |
| 38 | — | 3 | — | — | Arizona |
| 39 | — | 26 | — | — | — |
| 40 | — | 21 | — | — | — |
| 41 | — | 44 | — | Supervisor | England |
| 42 | — | 45 | — | — | Massachusetts |
| 43 | — | 20 | — | — | Kansas |
| 44 | — | 21 | — | District Manager | Michigan |
| 45 | — | 19 | — | — | Michigan |
| 46 | — | None | — | — | — |
| 47 | — | None | — | — | — |
| 48 | — | None | — | — | — |
| 49 | Marcelline Davis | 10 | Daughter | — | California |
Related Census Records
Pedigree Summary
Harry
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)