RA
Robert Allen — 1930 US Census Record
Model Tree available1930 United States Federal Census · San Diego, California
Our Model Tree links this Robert Allen across the 1910, 1920 and 1930 US Censuses in San Diego, California (XGBoost, ~Confirmed), with identified parents Isaiah & Frances — first a son (b.~1906), then head of a 5-person household.
Age 24
b. ~1906
Male
Son
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | San Diego, California |
| Surname | Allen |
| Given Name | Robert W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Occupation | Laborer |
| Industry | Road construction |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Laborer |
| Township / Ward | San Diego Township |
| Est. Birth Year | ~1906 |
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 |
|---|---|---|---|---|
| Isaiah Allen | Head | — | 57 | ~1873 |
| Jerome Hammer | Other | — | 4 | ~1926 |
| Ruth Hammer | Other | — | 24 | ~1906 |
| Robert Allen | Son | — | 24 | ~1906 |
| Frances Allen | Spouse | — | 57 | ~1873 |
Census Appearances
1910
San Diego, …
Son, age 4
San Diego, California · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Robert W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
San Diego, …
Son, age 14
San Diego, California · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Robert J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Penn |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
San Diego, …
Son, age 24
San Diego, California · implied b. ~1906 — 5 household members
| Surname | Allen |
| Given Name | Robert W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Laborer |
| Industry | Road construction |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Allen across 3 US Census years (1910, 1920 and 1930) in San Diego, California, using XGBoost record linkage. Identified parents: father Isaiah Allen (~0.92 confidence) and mother Frances Allen (~0.92 confidence) and mother Nellie Allen (~0.92 confidence) and father Isaac Allen (~0.92 confidence) and mother Alice Allen (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Isaiah Allen
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Frances Allen
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Nellie Allen
b. ~1873
Source mother
● Household
· direct · ~0.92
Father
Isaac Allen
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Alice Allen
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Allen
Son · 1930 · age 24 · b. ~1906 · 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 — San Diego, California
Open full size
1930 US Federal Census — San Diego, California
Page Contents
50 people indexed on this census page (ia:1930:californiacensus00reel193:1128)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas G. Pritchard | 70 | Head | Laborer | Missouri |
| 2 | Charles E. Heacey | 42 | Head | Farmer | Pennsylvania |
| 3 | Valeria E. Heacey | 38 | Wife | — | Iowa |
| 4 | Betty G. A. Heacey | 14 | Daughter | — | California |
| 5 | V. June Heacey | 3 | Daughter | — | California |
| 6 | Olof J. Romo | 50 | Head | Farmer | Norway |
| 7 | Inga Romo | 51 | Wife | — | Norway |
| 8 | Eilif Romo | 20 | Son | Laborer | Canada-English |
| 9 | Jess-Ab Romo | 17 | Son | — | California |
| 10 | Ole Berg | 66 | Servant | Laborer | Norway |
| 11 | Kenneth C. Post | 24 | Head | Farmer | New Jersey |
| 12 | Isaiah M. Allen | 57 | Head | Farmer | Ohio |
| 13 | Frances E. Allen | 57 | Wife | — | Ohio |
| 14 | Ruth Hammer | 24 | Step-daughter | — | Ohio |
| 15 | Jerome Hammer | 4 | Step-grandson | — | California |
| 16 | Robert W. Allen THIS PERSON | 24 | Son | Laborer | Ohio |
| 17 | Marshall B. Craig | 45 | Head | Surveyor | Iowa |
| 18 | Trubert Odome | 22 | Servant | Chauffeur | Mississippi |
| 19 | Charles M. Bratton | 47 | Head | Farmer | California |
| 20 | Martha E. Bratton | 69 | Mother | — | Illinois |
| 21 | George M. Milne | 58 | Head | Farmer | New York |
| 22 | Charlotte Milne | 55 | Wife | — | California |
| 23 | William S. Young | 48 | Head | Laborer | Texas |
| 24 | Bessie Young | 39 | Wife | — | Texas |
| 25 | W. Clay Young | 18 | Son | Laborer | Oklahoma |
| 26 | M. Eileen Young | 16 | Daughter | — | Oklahoma |
| 27 | L. Milton Young | 7 | Son | — | Oklahoma |
| 28 | Emil Melfe | 41 | Head | Foreman | Pennsylvania |
| 29 | Emil Jr. Melfe | 16 | Son | Laborer | Pennsylvania |
| 30 | Reid Mclean | 22 | Boarder | Laborer | Oregon |
| 31 | George Estes | 38 | Boarder | Laborer | Tennessee |
| 32 | Elmer Ph. Merritt | 34 | Head | Contractor | California |
| 33 | Gyzella M. Merritt | 34 | Wife | — | Hungary |
| 34 | Frank R. Peteler | 46 | Head | Farmer | Minnesota |
| 35 | Robert H. Galone | 24 | Head | Laborer | Kansas |
| 36 | Vernon Hamby | 28 | Boarder | Laborer | Tennessee |
| 37 | Carl Fr. Nelson | 43 | Head | Laborer | Denmark |
| 38 | Daniel M. Jones | 24 | Head | Farmer | California |
| 39 | Gene V. Jones | 24 | Wife | — | Colorado |
| 40 | Leo Walker | 35 | Head | Farmer | Washington |
| 41 | Arthur Walker | 31 | Half-brother | Farmer | California |
| 42 | Howard C. Hover | 47 | Head | Farmer | Kansas |
| 43 | Helen E. Hover | 37 | Wife | — | Washington |
| 44 | Rich. Ralph L. Hover | 17 | Son | Laborer | United States |
| 45 | Henry E. Doak | 38 | Head | Laborer | California |
| 46 | George F. Burdick | 66 | Head | Laborer | Wisconsin |
| 47 | Edward Burdley | 70 | Head | — | England |
| 48 | John D. Gardner | 46 | Head | Laborer | New York |
| 49 | Emma R. Gardner | 52 | Wife | — | Kansas |
| 50 | Howard W. Small | 50 | Head | Prospector | Illinois |
Pedigree Summary
Robert
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 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)