JC
John Callahan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Dakota, Minnesota
Our Model Tree links this John Callahan across the 1920 and 1930 US Censuses in Dakota, Minnesota (XGBoost, ~Confirmed) — first a son (b.~1909), then head of a 12-person household.
Age 21
b. ~1909
Male
Son
Born: Minnesota
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Dakota, Minnesota |
| Surname | Callahan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Additional Details | |
| Occupation | Chauffeur |
| Industry | Dray Line |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Chauffeur |
| Township / Ward | City West St Paul |
| Est. Birth Year | ~1909 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Bernice Benedict | Daughter | — | 19 | ~1911 |
| Mary Callahan | Daughter | — | 15 | ~1915 |
| Lelia Benedict | Daughter | — | 14 | ~1916 |
| Alice Callahan | Daughter | — | 13 | ~1917 |
| Margaret Callahan | Daughter | — | 24 | ~1906 |
| Thos Callahan | Other | — | 52 | ~1878 |
| Thos Callahan | Son | — | 22 | ~1908 |
| James Callahan | Son | — | 18 | ~1912 |
| John Callahan | Son | — | 21 | ~1909 |
| Charles Benedict | Son | — | 18 | ~1912 |
| Robert Callahan | Son | — | 11 | ~1919 |
| Catherine Callahan | Spouse | — | 43 | ~1887 |
Census Appearances
1920
Dakota, Minnesota
Son, age 10
Dakota, Minnesota · implied b. ~1910 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Callahan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Dakota, Minnesota
Son, age 21
Dakota, Minnesota · implied b. ~1909 — 12 household members
| Surname | Callahan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Occupation | Chauffeur |
| Industry | Dray Line |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 John Callahan across 2 US Census years (1920 and 1930) in Dakota, Minnesota, using XGBoost record linkage.
Show:
This person
Anchor record
John Callahan
Son · 1930 · age 21 · b. ~1909 · Minnesota
★ You are viewing this record
Sibling
Thos Callahan
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Callahan
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Benedict
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Callahan
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Callahan
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Callahan
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Callahan
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lelia Benedict
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Benedict
Sibling · 1930 · age 18
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 — Dakota, Minnesota
Open full size
1930 US Federal Census — Dakota, Minnesota
Page Contents
50 people indexed on this census page (ia:1930:minnesotacensus00reel1085:0663)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anton Stachli | 15 | Son | Cook | Minnesota |
| 2 | Louise E Lule | 54 | Head | — | Minnesota |
| 3 | Isabel E Lule | 28 | Daughter | Sheet Metal Wkr | Minnesota |
| 4 | David G Lule | 19 | Son | Baker | Minnesota |
| 5 | Helen Lule | 17 | Daughter | Biscuit Roller | Minnesota |
| 6 | Albert Runge | 72 | Head | Retired | Germany |
| 7 | Margreta Runge | 61 | Wife | — | Germany |
| 8 | Benedict | 56 | Head | Kilnworker | Illinois |
| 9 | Bernice Benedict | 19 | Daughter | — | Iowa |
| 10 | Charles Benedict | 18 | Son | Soda Clerk | Iowa |
| 11 | Lelia Benedict | 14 | Daughter | — | Iowa |
| 12 | Thos J Callahan | 52 | Steam Elevator | Laborer | Minnesota |
| 13 | Catherine Callahan | 43 | Wife | — | Minnesota |
| 14 | Margaret Callahan | 24 | Daughter | Helper | Minnesota |
| 15 | Thos Callahan | 22 | Son | Chauffeur | Minnesota |
| 16 | John Callahan THIS PERSON | 21 | Son | Chauffeur | Minnesota |
| 17 | James Callahan | 18 | Son | Helper | Minnesota |
| 18 | Mary Callahan | 15 | Daughter | — | Minnesota |
| 19 | Alice Callahan | 13 | Daughter | — | Minnesota |
| 20 | Robert Callahan | 11 | Son | — | Minnesota |
| 21 | Edward Hiebling | 47 | Head | Staty Fireman | Minnesota |
| 22 | Marie Hiebling | 43 | Wife | — | Germany |
| 23 | Edward Hiebling | 19 | Son | — | Minnesota |
| 24 | Carl Hiebling | 17 | Son | — | Minnesota |
| 25 | Marie Hiebling | 15 | Daughter | — | Minnesota |
| 26 | Alice Hiebling | 6 | Daughter | — | Minnesota |
| 27 | George Clancy | 29 | Head | Builder | North Dakota |
| 28 | Alice Clancy | 21 | Wife | — | Minnesota |
| 29 | Jean Clancy | 4 | Daughter | — | Minnesota |
| 30 | William Lech | 53 | Head | Dispatcher | Minnesota |
| 31 | Lillian Lech | 34 | Wife | — | Minnesota |
| 32 | Mary Lech | 12 | Daughter | — | Minnesota |
| 33 | Coy Lech | 9 | Son | — | Minnesota |
| 34 | Lola L Mcculloch | 57 | Housekeeper | Housekeeper | Minnesota |
| 35 | Robert J Russell | 27 | Head | Steamfitter | Iowa |
| 36 | Mary Russell | 25 | Wife | — | Minnesota |
| 37 | Robert Russell | 2 | Son | — | Minnesota |
| 38 | Esther M Barrett | 79 | Head | — | England |
| 39 | William O Brown | 51 | Boarder | Salesman | New York |
| 40 | Mary P Brown | 51 | Boarder | — | Wisconsin |
| 41 | Herman Ellingson | 48 | Head | Brakeman | Germany |
| 42 | Ruth Ellingson | 42 | Wife | — | Wisconsin |
| 43 | Stanley G Ellingson | 18 | Son | Clerk | Minnesota |
| 44 | Lester L Ellingson | 15 | Son | — | Minnesota |
| 45 | Russell Nelson | 23 | Boarder | Electrician | Minnesota |
| 46 | Leslie E Fontaine | 38 | Head | Lineman | Montana |
| 47 | Gertrude Fontaine | 42 | Wife | — | Minnesota |
| 48 | Ashley H Beach | 63 | Head | Retired | Wisconsin |
| 49 | William Beck | 56 | Head | Janitor | Germany |
| 50 | Rose C Beck | 55 | Wife | — | Germany |
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)