RJ
Robert James — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Mills, Iowa
Our Model Tree links this Robert James across the 1920 and 1930 US Censuses in Mills, Iowa (XGBoost, ~Confirmed) — first a son (b.~1915), then head of a 8-person household.
Age 15
b. ~1915
Male
Son
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Mills, Iowa |
| Surname | James |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Glenwood City |
| Est. Birth Year | ~1915 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Pauline James | Daughter | — | 24 | ~1906 |
| Francis James | Daughter | — | 17 | ~1913 |
| Cedric James | Daughter | — | 19 | ~1911 |
| Elmer James | Head | — | 57 | ~1873 |
| Ralph James | Son | — | 9 | ~1921 |
| Floyd James | Son | — | 25 | ~1905 |
| Robert James | Son | — | 15 | ~1915 |
| Emma James | Spouse | — | 56 | ~1874 |
Census Appearances
1920
Mills, Iowa
Son, age 4
Mills, Iowa · implied b. ~1916 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | James |
| Given Name | Robert L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Mills, Iowa
Son, age 15
Mills, Iowa · implied b. ~1915 — 8 household members
| Surname | James |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 James across 2 US Census years (1920 and 1930) in Mills, Iowa, using XGBoost record linkage.
Show:
This person
Anchor record
Robert James
Son · 1930 · age 15 · b. ~1915 · Iowa
★ You are viewing this record
Sibling
Cedric James
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Floyd James
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph James
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis James
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pauline James
Sibling · 1930 · age 24
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 — Mills, Iowa
Open full size
1930 US Federal Census — Mills, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel669:0183)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Claude L. | 10 | Son | — | Iowa |
| 52 | Pauline N. | 10 | Daughter | — | Iowa |
| 53 | Anita J. | 8 | Daughter | — | Oklahoma |
| 54 | John B. | 5 | Son | — | Oklahoma |
| 55 | Fred G. | 2 | Son | — | Iowa |
| 56 | Andrew J. Lunn | 59 | Head | Day Laborer | Iowa |
| 57 | Laura M. Lunn | 53 | Wife | — | Wisconsin |
| 58 | Gater M. Lunn | 34 | Daughter | Teacher | Iowa |
| 59 | George C. Lunn | 26 | Son | Truck Driver | Iowa |
| 60 | Earl R. Lunn | 23 | Son | Mechanic | Iowa |
| 61 | Verda R. Lunn | 16 | Daughter | — | Iowa |
| 62 | Melvin C. Killmon | 37 | Head | Truck Driver | Iowa |
| 63 | Doyle Killmon | 31 | Wife | — | Iowa |
| 64 | Laila L. Killmon | 17 | Son | — | Iowa |
| 65 | Thomas D. Killmon | 10 | Son | — | Iowa |
| 66 | James Glenn | 79 | Head | — | Michigan |
| 67 | Margaret Glenn | 80 | Wife | — | Ohio |
| 68 | Charles Doer | 66 | Head | Gardner | California |
| 69 | Frank Doer | 62 | Brother | — | Iowa |
| 70 | George Doer | 60 | Brother | Day Laborer | Iowa |
| 71 | James J. Hadden | 57 | Head | Day Laborer | Iowa |
| 72 | Maud Hadden | 47 | Wife | — | Missouri |
| 73 | Arthur H. Edmonds | 47 | Head | Plumber | Nebraska |
| 74 | Minnie P. Edmonds | 47 | Wife | — | Iowa |
| 75 | William C. Edmonds | 13 | Son | — | Iowa |
| 76 | Jack P. Edmonds | 10 | Son | — | Iowa |
| 77 | June Edmonds | 9 | Daughter | — | Iowa |
| 78 | Arthur B. Edmonds | 5 | Son | — | Iowa |
| 79 | Elmer James | 57 | Head | Day Laborer | Iowa |
| 80 | Emma James | 56 | Wife | Washwoman | Iowa |
| 81 | Floyd A. James | 25 | Son | — | Iowa |
| 82 | Pauline James | 24 | Daughter | Statistician | Iowa |
| 83 | Cedric James | 19 | Daughter | Typist | Iowa |
| 84 | Francis B. James | 17 | Daughter | — | Iowa |
| 85 | Robert E. James THIS PERSON | 15 | Son | — | Iowa |
| 86 | Ralph F. James | 9 | Son | — | Iowa |
| 87 | Enza G. Paresh | 29 | Head | — | Kentucky |
| 88 | Doris E. Dilexum | 15 | Grandson | — | Iowa |
| 89 | Albert B. Thomas | 46 | Head | Day Laborer | Iowa |
| 90 | Rose Thomas | 36 | Wife | — | Iowa |
| 91 | Geneva Thomas | 10 | Daughter | — | Iowa |
| 92 | Albert G. Thomas | 8 | Son | — | Iowa |
| 93 | William A. Byers | 47 | Head | Day Laborer | Iowa |
| 94 | Roseline Byers | 50 | Wife | Sewing | Nebraska |
| 95 | Vesta A. Byers | 18 | Daughter | Nurse | Nebraska |
| 96 | Fred H. Johnson | 40 | Head | House Mover | Iowa |
| 97 | Hazel H. Johnson | 39 | Wife | — | Iowa |
| 98 | Lorraine E. Johnson | 11 | Daughter | — | Iowa |
| 99 | Edwin L. Johnson | 6 | Son | — | Iowa |
| 100 | Forrest F. Johnson | 1 | Son | — | 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)