RF
Robert Frank — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Alameda, California
Our Model Tree links this Robert Frank across the 1930 and 1940 US Censuses in Alameda, California (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 21-person household.
Age 0
b. ~1930
Male
Son
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Alameda, California |
| Surname | Frank |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Additional Details | |
| Veteran | No |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Berkeley City |
| Est. Birth Year | ~1930 |
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.
21 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Charles Frank | Son | — | ~1930 | |
| Ray Frank | Head | — | 31 | ~1899 |
| Robert Frank | Son | — | ~1930 | |
| Paul Frank | Son | — | ~1930 | |
| Arthur Frank | Son | — | ~1930 | |
| Richard Frank | Son | — | ~1930 | |
| George Frank | Son | — | ~1930 | |
| Joseph Frank | Son | — | ~1930 | |
| Louis Frank | Son | — | ~1930 | |
| Mary Frank | Daughter | — | ~1930 | |
| Ray Frank | Son | — | 2 | ~1928 |
| Walter Frank | Son | — | ~1930 | |
| William Frank | Son | — | ~1930 | |
| John Frank | Son | — | ~1930 | |
| Albert Frank | Son | — | ~1930 | |
| Henry Frank | Son | — | ~1930 | |
| James Frank | Son | — | ~1930 | |
| Harold Frank | Son | — | ~1930 | |
| Edward Frank | Son | — | ~1930 | |
| Alice Frank | Spouse | — | 27 | ~1903 |
| Alice Frank | Daughter | — | 1 | ~1929 |
Census Appearances
1930
Alameda, California
Son, age
Alameda, California · implied b. ~1930 — 21 household members
| Surname | Frank |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Veteran | No |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Contra-Costa-County, California
Son, age 10
Contra-Costa-County, California · implied b. ~1930 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Franke |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Lafayette |
| 1935 Residence (County) | Contra Costa |
| Hours Worked | 0 |
| Highest Grade | No 4 |
| 1935 Residence | California |
| 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 Frank across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Frank
Son · 1930 · age 0 · b. ~1930 · California
★ You are viewing this record
Sibling
Ray Frank
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Frank
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Frank
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Frank
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Frank
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Frank
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Frank
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Frank
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Frank
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Frank
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Frank
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louis Frank
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Frank
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Frank
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Frank
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Frank
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Frank
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Frank
Sibling · 1930 · age
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 — Alameda, California
Open full size
1930 US Federal Census — Alameda, California
Page Contents
50 people indexed on this census page (ia:1930:californiacensus00reel111:0711)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Jessica Dodge | 43 | Head | Bookkeeper | Illinois |
| 52 | Alice N Myers | 73 | Mother | — | New York |
| 53 | Sherman C Miller | 55 | Head | Salesman | Pennsylvania |
| 54 | Mabel H Miller | 51 | Wife | — | Pennsylvania |
| 55 | Emily Tanner | 17 | Boarder | — | California |
| 56 | Joshua E Walker | 23 | Head | — | California |
| 57 | Hazel Pauline Walker | 21 | Wife | — | California |
| 58 | Cora Deem | 59 | Head | Manager | Indiana |
| 59 | Frank Lucas | 20 | Boarder | — | Wyoming |
| 60 | Annie Phillips | 23 | Boarder | — | California |
| 61 | Leon Sharp | 23 | Son | — | California |
| 62 | Mary Thompson | 22 | Boarder | — | California |
| 63 | Emma Dodge | 65 | Mother | — | California |
| 64 | George Dodge | 23 | Son | — | California |
| 65 | James H Easley | 43 | Head | Contractor | Illinois |
| 66 | Mabel Easley | 31 | Wife | — | Massachusetts |
| 67 | Thomas H Easley | 7 | Son | — | California |
| 68 | Ray Frank | 31 | Head | — | California |
| 69 | Alice Frank | 27 | Wife | — | California |
| 70 | Ray Jr Frank | 2 | Son | — | California |
| 71 | Alice Frank | 1 | Daughter | — | California |
| 72 | John Frank | 0 | Son | — | California |
| 73 | Mary Frank | 0 | Daughter | — | California |
| 74 | Joseph Frank | 0 | Son | — | California |
| 75 | James Frank | 0 | Son | — | California |
| 76 | William Frank | 0 | Son | — | California |
| 77 | Robert Frank THIS PERSON | 0 | Son | — | California |
| 78 | Richard Frank | 0 | Son | — | California |
| 79 | Edward Frank | 0 | Son | — | California |
| 80 | Charles Frank | 0 | Son | — | California |
| 81 | George Frank | 0 | Son | — | California |
| 82 | Henry Frank | 0 | Son | — | California |
| 83 | Arthur Frank | 0 | Son | — | California |
| 84 | Walter Frank | 0 | Son | — | California |
| 85 | Albert Frank | 0 | Son | — | California |
| 86 | Harold Frank | 0 | Son | — | California |
| 87 | Louis Frank | 0 | Son | — | California |
| 88 | Paul Frank | 0 | Son | — | California |
| 89 | Martha De Vore | 54 | Head | — | Italy |
| 90 | Marie De Vore | 41 | Wife | — | Italy |
| 91 | John De Vore | 25 | Son | Clerk | New York |
| 92 | Daughter De Vore | 17 | Daughter | — | New York |
| 93 | Ralph Jr De Vore | 17 | Son | — | New York |
| 94 | Lawrence Erickson | 26 | Head | Trans. Clerk | New Jersey |
| 95 | Lillian L Erickson | 25 | Wife | — | New Jersey |
| 96 | Charlotte L Erickson | 2 | Daughter | — | California |
| 97 | Hallie A Holmes | 41 | Head | — | Kentucky |
| 98 | William V Lambert | 32 | Head | Professor | Nebraska |
| 99 | Esther W Lambert | 33 | Wife | — | Nebraska |
| 100 | Marilyn J Lambert | 4 | Daughter | — | Iowa |
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)