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Jeremiah Sullivan — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Dekalb, Illinois
Our Model Tree links this Jeremiah Sullivan across the 1900, 1910 and 1920 US Censuses in Dekalb, Illinois (XGBoost, ~Confirmed) — first a head (b.~1869), then head of a 4-person household.
Age 51
b. ~1869
Male
Head
Born: Illinois
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Dekalb, Illinois |
| Surname | Sullivan |
| Given Name | Jeremiah |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Esmond Clare Villages |
| Est. Birth Year | ~1869 |
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.
4 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Jeremiah | Age | Birth yr |
|---|---|---|---|---|
| Jeremiah Sullivan | Head | — | 51 | ~1869 |
| Francis Sullivan | Spouse | — | 49 | ~1871 |
| Raymond Sullivan | Son | — | 7 | ~1913 |
| Frank Sullivan | Son | — | 12 | ~1908 |
Census Appearances
1900
Dekalb, Illinois
Head, age 31
Dekalb, Illinois · implied b. ~1869 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Jerry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Illinois |
| Birth Month | Sept |
| Birth Year | 1869 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Farmer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1910
Dekalb, Illinois
Head, age 41
Dekalb, Illinois · implied b. ~1869 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Jerry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Illinois |
| Years Married | 4 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Farmer |
| Industry | Gen Farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Dekalb, Illinois
Head, age 51
Dekalb, Illinois · implied b. ~1869 — 4 household members
| Surname | Sullivan |
| Given Name | Jeremiah |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Jeremiah Sullivan across 3 US Census years (1900, 1910 and 1920) in Dekalb, Illinois, using XGBoost record linkage.
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This person
Anchor record
Jeremiah Sullivan
Head · 1920 · age 51 · b. ~1869 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Dekalb, Illinois
Open full size
1920 US Federal Census — Dekalb, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu303unit:0416)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ruth Bennett | 22 | Wife | — | Indiana |
| 2 | Frank A. Elliott | 34 | Head | Farmer | Indiana |
| 3 | Savilla A. Elliott | 27 | Wife | — | Texas |
| 4 | Gladys L. Elliott | 7 | Daughter | — | Indiana |
| 5 | Glenn L. Elliott | 1 | Son | — | Illinois |
| 6 | George A. Pahely | 33 | Head | Farmer | Illinois |
| 7 | Inis M. Pahely | 28 | Wife | — | Illinois |
| 8 | Lila M. Pahely | 7 | Daughter | — | Illinois |
| 9 | Hazel E. Pahely | 2 | Daughter | — | Illinois |
| 10 | John S. Hutcheson | 47 | Head | Farmer | Illinois |
| 11 | Jennie E. Hutcheson | 38 | Wife | — | Illinois |
| 12 | Helen J. Hutcheson | 14 | Daughter | — | Illinois |
| 13 | Robert J. Hutcheson | 7 | Son | — | Illinois |
| 14 | Bert W. Joslyn | 23 | Hired man | Farm Laborer | Illinois |
| 15 | James B. Morris | 22 | Boarder | — | Illinois |
| 16 | Thomas J. Montgomery | 34 | Head | Farmer | Indiana |
| 17 | Effie M. Montgomery | 30 | Wife | — | Nebraska |
| 18 | Lloyd L. Montgomery | 8 | Son | — | Illinois |
| 19 | Mildred M. Montgomery | 7 | Daughter | — | Illinois |
| 20 | Gladys M. Montgomery | 5 | Daughter | — | Illinois |
| 21 | Thomas J. Montgomery | 3 | Son | — | Illinois |
| 22 | Edward Montgomery | 39 | Head | Farmer | Indiana |
| 23 | Nellie Montgomery | 32 | Wife | — | Illinois |
| 24 | Irma Montgomery | 11 | Daughter | — | Illinois |
| 25 | Lester Montgomery | 10 | Son | — | Illinois |
| 26 | Earl Montgomery | 8 | Son | — | Illinois |
| 27 | Irene Montgomery | 6 | Daughter | — | Illinois |
| 28 | Arthur W. Montgomery | 1 | Son | — | Illinois |
| 29 | Harry Larsen | 29 | Head | Farmer | Illinois |
| 30 | Ruth Larsen | 23 | Wife | — | Illinois |
| 31 | Lowell Larsen | 3 | Son | — | Illinois |
| 32 | Donald Larsen | 1 | Son | — | Illinois |
| 33 | Loring Larsen | 26 | Head | Farmer | Illinois |
| 34 | Lois O. Larsen | 23 | Wife | — | Illinois |
| 35 | Daniel Mcnurchy | 76 | Head | Farmer | Canada |
| 36 | Jennie Mcnurchy | 65 | Wife | — | Illinois |
| 37 | Frank Mcnurchy | 40 | Son | Farmer | Illinois |
| 38 | Harry Mcnurchy | 35 | Son | Farmer | Illinois |
| 39 | La Verne Mcnurchy | 13 | Grandson | — | Illinois |
| 40 | William R. Mcqueen | 49 | Head | Farmer | Illinois |
| 41 | Agnes Mcqueen | 44 | Wife | — | England |
| 42 | Hugh J. Mcqueen | 16 | Son | — | Illinois |
| 43 | Gladys L. Mcqueen | 14 | Daughter | — | Illinois |
| 44 | Gertrude L. Mcqueen | 8 | Daughter | — | Illinois |
| 45 | Jeremiah Sullivan THIS PERSON | 51 | Head | Farmer | Illinois |
| 46 | Francis Sullivan | 49 | Wife | — | Illinois |
| 47 | Frank Sullivan | 12 | Son | — | Illinois |
| 48 | Raymond Sullivan | 7 | Son | — | Illinois |
| 49 | Joe E. Plapp | 37 | Head | Farmer | Nebraska |
| 50 | Ella Plapp | 34 | Wife | — | Indiana |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)