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Charles Carroll — 1930 US Census Record
Model Tree available1930 United States Federal Census · Linn, Iowa
Our Model Tree links this Charles Carroll across the 1910, 1920 and 1930 US Censuses in Linn, Iowa (XGBoost, ~Confirmed), with identified parents Frank & Nella — first a son (b.~1906), then head of a 3-person household.
Age 24
b. ~1906
Male
Son
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Linn, Iowa |
| Surname | Carroll |
| Given Name | Charles A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Occupation | Student |
| Industry | State College |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Student |
| Township / Ward | Cedar Rapids |
| 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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Nellie Carroll | Head | — | 59 | ~1871 |
| Charles Carroll | Son | — | 24 | ~1906 |
| Melva Agne | Other | — | 93 | ~1837 |
Census Appearances
1910
Linn, Iowa
Son, age 4
Linn, Iowa · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Charles A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Linn, Iowa
Son, age 14
Linn, Iowa · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Charles A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Linn, Iowa
Son, age 24
Linn, Iowa · implied b. ~1906 — 3 household members
| Surname | Carroll |
| Given Name | Charles A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Student |
| Industry | State College |
| 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 Charles Carroll across 3 US Census years (1910, 1920 and 1930) in Linn, Iowa, using XGBoost record linkage. Identified parents: father Frank Carroll (~0.92 confidence) and mother Nella Carroll (~0.92 confidence) and mother Nellie Carroll (~0.92 confidence) and mother Stella Carroll (~0.92 confidence) and father Frank Carroll (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Carroll
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Nella Carroll
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Nellie Carroll
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Stella Carroll
b. ~1871
Source mother
● Household
· direct · ~0.92
Father
Frank Carroll
b. ~1873
Source father
● Household
· direct · ~0.92
This person
Anchor record
Charles Carroll
Son · 1930 · age 24 · b. ~1906 · Iowa
★ 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 — Linn, Iowa
Open full size
1930 US Federal Census — Linn, Iowa
Page Contents
48 people indexed on this census page (ia:1930:iowacensus00reel665:0195)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Patricia E. Johnson | 5 | Lodger | None | Iowa |
| 2 | Lucile Rowan | 20 | Lodger | Waitress | Iowa |
| 3 | Joan Rowan | 25 | Lodger | Elevator | Iowa |
| 4 | Mary Rowan | 23 | Lodger | Dictaphone Operator | Iowa |
| 5 | Frank S. Remington | 50 | Head | Electrician | Iowa |
| 6 | Myrtle A. Remington | 50 | Wife | None | Iowa |
| 7 | Hesper Remington | 18 | Daughter | Sales Lady | Iowa |
| 8 | Jean Remington | 13 | Daughter | None | Iowa |
| 9 | Hazel G. Callogan | 23 | Daughter | Operator | Iowa |
| 10 | Loretta G. Callogan | 4 | G. Daughter | None | Iowa |
| 11 | Kenneth F. Callogan | 2 | G. Son | None | Iowa |
| 12 | Milton W. Gassard | 74 | Head | None | Indiana |
| 13 | Sarah A. Gassard | 73 | Wife | None | Iowa |
| 14 | Arthur J. Gassard | 29 | Son | Conductor | Iowa |
| 15 | Charles G. Lee | 44 | Head | Production Manager | Iowa |
| 16 | Marion G. Lee | 43 | Wife | None | Minnesota |
| 17 | Edward G. Lee | 15 | Son | Paper Carrier | Iowa |
| 18 | Benny P. Martin | 67 | Head | Freight Agent | Illinois |
| 19 | Rosalinda Martin | 61 | Wife | None | Illinois |
| 20 | Myriam G. Martin | 28 | Daughter | Teacher | Illinois |
| 21 | Lenora A. Loomis | 47 | Lodger | Sales Lady | Iowa |
| 22 | John R. Munn | 55 | Head | Commt. Salesman | New York |
| 23 | Anna Munn | 49 | Wife | None | New York |
| 24 | Frances R. Munn | 24 | Daughter | Industrial Secretary | New York |
| 25 | John R. Munn | 6 | Son | None | Iowa |
| 26 | Bessie Hanlon | 37 | Lodger | Teacher | North Dakota |
| 27 | Miriam O. Wilson | 21 | Lodger | Bookkeeper | Iowa |
| 28 | Eva M. Delaney | 57 | Head | None | Iowa |
| 29 | Leo Delaney | 26 | Son | Salesman | Iowa |
| 30 | Winifred M. Delaney | 21 | Daughter | None | Iowa |
| 31 | Rose Barry | 19 | Lodger | Stenographer | Washington |
| 32 | Floyd H. Knapp | 49 | Head | Manager | Iowa |
| 33 | Mary H. Knapp | 45 | Wife | None | Ohio |
| 34 | W. Montell Knapp | 22 | Son | None | Iowa |
| 35 | Russell G. Knapp | 21 | Son | Domestic Eng. | Iowa |
| 37 | Lawrence E. Murdock | 31 | Head | Commt. Salesman | Iowa |
| 38 | Wilma C. Murdock | 29 | Wife | Accountant | Iowa |
| 39 | John L. Murdock | 4 | Son | None | Iowa |
| 40 | Lois S. Murdock | 64 | Mother | None | Iowa |
| 41 | Eunice S. Murdock | 32 | Sister | Teacher | Iowa |
| 42 | Nellie A. Carroll | 59 | Head | None | Iowa |
| 43 | Charles A. Carroll THIS PERSON | 24 | Son | Student | Iowa |
| 44 | Melva L. Agne | 93 | Mother | None | New York |
| 45 | Fred M. Hargrave | 38 | Head | Contractor | Iowa |
| 46 | Bernadine L. Hargrave | 33 | Wife | None | Wisconsin |
| 47 | Winifred E. Hargrave | 7 | Daughter | None | Iowa |
| 48 | Le Roy S. Baker | 35 | Lodger | Construction | Iowa |
| 49 | Esther K. Baker | 27 | Lodger | Clerk | Iowa |
Pedigree Summary
Charles
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)