RR
Robert Ramsey — 1930 US Census Record
Model Tree available1930 United States Federal Census · Los Angeles, California
Our Model Tree links this Robert Ramsey across the 1920, 1930 and 1940 US Censuses in Los Angeles, California (XGBoost, ~Confirmed), with identified parents Harry & Mayme — first a son (b.~1913), then head of a 5-person household.
Age 17
b. ~1913
Male
Son
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Los Angeles, California |
| Surname | Ramsey |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Minnesota |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Los Angeles City |
| Est. Birth Year | ~1913 |
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 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Ramsey | Other | — | 76 | ~1854 |
| Virginia Ramsey | Daughter | — | 15 | ~1915 |
| Robert Ramsey | Son | — | 17 | ~1913 |
| Harry Ramsey | Head | — | 46 | ~1884 |
| Wayne Ramsey | Other | — | 43 | ~1887 |
Census Appearances
1920
Los Angeles, …
Son, age 7
Los Angeles, California · implied b. ~1913 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rumsey |
| Given Name | Robert G |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Minnesota |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Los Angeles, …
Son, age 17
Los Angeles, California · implied b. ~1913 — 5 household members
| Surname | Ramsey |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Minnesota |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Son, age 27
Los-Angeles-County, California · implied b. ~1913 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rumsey |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Los Angeles City |
| 1935 Residence (County) | Los Angeles |
| Occupation | Teller |
| Industry | Bank |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1560 |
| Highest Grade | C 2 |
| 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 Robert Ramsey across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Harry Ramsey (~0.92 confidence) and mother Mayme Rumsey (~0.92 confidence) and mother Mayne Rumsey (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Ramsey
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Mayme Rumsey
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Mayne Rumsey
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Ramsey
Son · 1930 · age 17 · b. ~1913 · California
★ You are viewing this record
Sibling
Virginia Ramsey
Sibling · 1930 · age 15
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
1930 US Federal Census — Los Angeles, California
Open full size
1930 US Federal Census — Los Angeles, California
Page Contents
11 people indexed on this census page (ia:1930:californiacensus00reel161:0183)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | David G. Horlock | 47 | Head | Proprietor | Illinois |
| 2 | Minnie P. Horlock | 38 | Wife-H | None | Illinois |
| 3 | Mildred E. Horlock | 15 | Daughter | None | Illinois |
| 4 | Doris M. Horlock | 14 | Daughter | None | Illinois |
| 5 | Harry H. Horlock | 7 | Son | None | California |
| 6 | David W. Horlock | 5 | Son | None | California |
| 7 | Harry C. Ramsey | 46 | Head | Creditman | Michigan |
| 8 | Wayne Ramsey | 43 | Wife-H | None | Minnesota |
| 9 | Robert Ramsey THIS PERSON | 17 | Son | None | California |
| 10 | Virginia Ramsey | 15 | Daughter | None | California |
| 11 | Elizabeth Ramsey | 76 | Mother | None | Canada-English |
Pedigree Summary
Robert + 1 sibling
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)