JC
James Cavanaugh — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Pottawattamie, Iowa
Our Model Tree links this James Cavanaugh across the 1930 and 1940 US Censuses in Pottawattamie, Iowa (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 7-person household.
Age 14
b. ~1916
Male
Son
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Pottawattamie, Iowa |
| Surname | Cavanaugh |
| Given Name | James L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Irish F State |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Neola Township |
| Est. Birth Year | ~1916 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Angela Cavanaugh | Daughter | — | 19 | ~1911 |
| Margaret Cavanaugh | Daughter | — | 12 | ~1918 |
| Daniel Cavanaugh | Son | — | 17 | ~1913 |
| Hugh Cavanaugh | Head | — | 51 | ~1879 |
| James Cavanaugh | Son | — | 14 | ~1916 |
| Angeline Cavanaugh | Spouse | — | 50 | ~1880 |
| Paul Cavanaugh | Son | — | 8 | ~1922 |
Census Appearances
1930
Pottawattamie, Iowa
Son, age 14
Pottawattamie, Iowa · implied b. ~1916 — 7 household members
| Surname | Cavanaugh |
| Given Name | James L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Irish F State |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Pottawattamie-County, Iowa
Son, age 23
Pottawattamie-County, Iowa · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cavanagh |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Neola Township |
| 1935 Residence (County) | Pottawattamie |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 866 |
| Highest Grade | C 1 |
| 1935 Residence | Same place |
| 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 James Cavanaugh across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Cavanaugh
Son · 1930 · age 14 · b. ~1916 · Iowa
★ You are viewing this record
Sibling
Angela Cavanaugh
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Cavanaugh
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Cavanaugh
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Cavanaugh
Sibling · 1930 · age 12
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 — Pottawattamie, Iowa
Open full size
1930 US Federal Census — Pottawattamie, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel678:0960)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Royal Felton | 31 | Head | Farmer | Iowa |
| 2 | Alice Felton | 34 | Wife | — | Iowa |
| 3 | Alice M Felton | 7 | Daughter | — | Iowa |
| 4 | Betty I Felton | 4 | Daughter | — | Iowa |
| 5 | Hugh C Cavanaugh | 51 | Head | Farmer | Irish Free State |
| 6 | Angeline Cavanaugh | 50 | Wife | — | Iowa |
| 7 | Angela Cavanaugh | 19 | Daughter | — | Iowa |
| 8 | Daniel J Cavanaugh | 17 | Son | — | Iowa |
| 9 | James L Cavanaugh THIS PERSON | 14 | Son | — | Iowa |
| 10 | Margaret Cavanaugh | 12 | Daughter | — | Iowa |
| 11 | Paul F Cavanaugh | 8 | Son | — | Iowa |
| 12 | Joseph E Dixon | 41 | Head | Farmer | Iowa |
| 13 | Mary R Dixon | 38 | Wife | — | Iowa |
| 14 | Gertrude M Dixon | 15 | Daughter | — | Iowa |
| 15 | Mildred M Dixon | 13 | Daughter | — | Iowa |
| 16 | Helen M Dixon | 12 | Daughter | — | Iowa |
| 17 | Quinton J Dixon | 10 | Son | — | Iowa |
| 18 | Mary Ann Dixon | 8 | Daughter | — | Iowa |
| 19 | Mary Alice Dixon | 6 | Daughter | — | Iowa |
| 20 | Joseph E Jr Dixon | 4 | Son | — | Iowa |
| 21 | Earl Brown | 59 | Servant | Laborer | Nebraska |
| 22 | James D Doyle | 41 | Head | Farmer | Iowa |
| 23 | Adelaide Doyle | 39 | Wife | — | Nebraska |
| 24 | Robert Doyle | 16 | Son | — | Iowa |
| 25 | Philip Doyle | 12 | Son | — | Iowa |
| 26 | Margaret Doyle | 8 | Daughter | — | Iowa |
| 27 | Jean Doyle | 6 | Daughter | — | Iowa |
| 28 | Dolores Doyle | 4 | Daughter | — | Iowa |
| 29 | Richard Doyle | 2 | Son | — | Iowa |
| 30 | Ray Osborn | 23 | Hired hand | Laborer | Kansas |
| 31 | Robert Shultz | 25 | Hired hand | Laborer | Kansas |
| 32 | Josh L Fisher | 36 | Head | Gen Farm | Illinois |
| 33 | Faye Fisher | 32 | Wife | — | Kansas |
| 34 | Ivan Fisher | 13 | Son | — | Iowa |
| 35 | George S Hansen | 35 | Head | Farmer | Iowa |
| 36 | Mattie Hansen | 37 | Wife | — | Iowa |
| 37 | John A Bennett | 45 | Head | Farmer | Iowa |
| 38 | Anna M Bennett | 40 | Wife | — | Iowa |
| 39 | Helen Bennett | 18 | Daughter | — | Iowa |
| 40 | William E Dashmore | 47 | Servant | Laborer | Iowa |
| 41 | Charles W Johnson | 30 | Head | Farmer | Iowa |
| 42 | Esther Johnson | 26 | Wife | — | Nebraska |
| 43 | Margaret I Johnson | 3 | Daughter | — | Iowa |
| 44 | Ray Hansen | 42 | Hired hand | Laborer | Iowa |
| 45 | Ottis Gossett | 50 | Head | Laborer | Missouri |
| 46 | Anna Gossett | 52 | Wife | — | Kentucky |
| 47 | Veronica Gossett | 17 | Daughter | — | Kansas |
| 48 | Ottis Jr Gossett | 10 | Son | — | Kansas |
| 49 | Paul Gossett | 10 | Son | — | Arkansas |
| 50 | Paul Felton | 27 | Head | Farmer | 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)