JB
James Blair — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Carroll, Illinois
Our Model Tree links this James Blair across the 1900, 1910 and 1920 US Censuses in Carroll, Illinois (XGBoost, ~Confirmed) — first a head (b.~1877), then head of a 4-person household.
Age 43
b. ~1877
Male
Head
Born: Illinois
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Carroll, Illinois |
| Surname | Blair |
| Given Name | James H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | Em |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Mt Carroll Township |
| Est. Birth Year | ~1877 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Edith Blair | Daughter | — | 20 | ~1900 |
| James Blair | Head | — | 43 | ~1877 |
| Charles Polhill | Other | — | 19 | ~1901 |
| Gertrude Blair | Spouse | — | 42 | ~1878 |
Census Appearances
1900
Carroll, Illinois
Head, age 25
Carroll, Illinois · implied b. ~1875 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blair |
| Given Name | James J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Illinois |
| Birth Month | Oct |
| Birth Year | 1875 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Day laborer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1910
Carroll, Illinois
Head, age 33
Carroll, Illinois · implied b. ~1877 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blair |
| Given Name | James H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Illinois |
| Years Married | 12 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Farmer |
| Industry | General Farm |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Carroll, Illinois
Head, age 43
Carroll, Illinois · implied b. ~1877 — 4 household members
| Surname | Blair |
| Given Name | James H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | Em |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| 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 James Blair across 3 US Census years (1900, 1910 and 1920) in Carroll, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
James Blair
Head · 1920 · age 43 · b. ~1877 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Carroll, Illinois
Open full size
1920 US Federal Census — Carroll, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu301unit:0655)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jens Sorensen | 65 | Head | — | Denmark |
| 2 | Christina Sorensen | 58 | Wife | — | Denmark |
| 3 | George Neis | 45 | Head | Farm | Illinois |
| 4 | Carrie Neis | 39 | Wife | — | Wurttemberg |
| 5 | Clarence J. Neis | 17 | Son | — | Illinois |
| 6 | Earle F. Neis | 15 | Son | Farm Laborer | Illinois |
| 7 | George D. Neis | 14 | Son | — | Illinois |
| 8 | Glen C. Neis | 8 | Son | — | Illinois |
| 9 | Ruth C. Neis | 3 | Daughter | — | Illinois |
| 10 | Lloyd L. Neis | 1 | Son | — | Illinois |
| 11 | Joan P. Larkhill | 37 | Head | Farm Laborer | Illinois |
| 12 | Rosie E. Larkhill | 34 | Wife | — | Illinois |
| 13 | Hazel C. Larkhill | 11 | Daughter | — | Illinois |
| 14 | Ernest E. Larkhill | 9 | Son | — | Illinois |
| 15 | Nellie M. Larkhill | 4 | Daughter | — | Illinois |
| 16 | Lloyd D. Larkhill | 0 | Son | — | Illinois |
| 17 | Fred H. Moore | 24 | Head | Mechanic | Canada |
| 18 | Alice N. Moore | 26 | Wife | — | Illinois |
| 19 | Edward F. Moore | 3 | Son | — | Illinois |
| 20 | John L. Tenley | 49 | Head | Carpenter | Pennsylvania |
| 21 | Elizabeth D. Tenley | 55 | Wife | — | Illinois |
| 22 | Kenneth A. Tenley | 17 | Son | Mechanic | Pennsylvania |
| 23 | William A. Bird | 57 | Head | Operator | Wisconsin |
| 24 | Edith M. Bird | 48 | Wife | — | Illinois |
| 25 | John E. Bowman | 31 | Head | Operator | Illinois |
| 26 | Daisy G. Bowman | 24 | Wife | — | Wisconsin |
| 27 | Robert J. Bowman | 5 | Son | — | Illinois |
| 28 | Vivian B. Bowman | 3 | Daughter | — | Illinois |
| 29 | Charles L. Bickelhaupt | 41 | Head | Farmer | Illinois |
| 30 | Mae M. Bickelhaupt | 42 | Wife | — | Illinois |
| 31 | Glen G. Bickelhaupt | 7 | Son | — | Illinois |
| 32 | James H. Blair THIS PERSON | 43 | Head | Farmer | Illinois |
| 33 | Gertrude L. Blair | 42 | Wife | — | Illinois |
| 34 | Edith V. Blair | 20 | Daughter | Teacher | Illinois |
| 35 | Charles Polhill | 19 | Employee | Farm Laborer | Illinois |
| 36 | Jesse Colehour | 52 | Head | Farmer | Illinois |
| 37 | Myrtle B. Colehour | 43 | Wife | — | Illinois |
| 38 | Fern L. Colehour | 23 | Daughter | — | Illinois |
| 39 | Robert C. Colehour | 21 | Son | Farmer | Illinois |
| 40 | Floyd R. Sweitzer | 17 | Employee | Farmer | Illinois |
| 41 | Thomas Bishan | 71 | Head | Farmer | Canada |
| 42 | Flora A. Bishan | 66 | Wife | — | Ohio |
| 43 | Charles Bishan | 28 | Son | Mechanic | Nebraska |
| 44 | Susan Yeager | 62 | — | — | Pennsylvania |
| 45 | J. G. Mary | 23 | Head | Farmer | Illinois |
| 46 | Geneva L. Mary | 28 | Wife | — | Illinois |
| 47 | C. G. Canfield | 34 | Head | Minister | Kansas |
| 48 | Lulu Canfield | 35 | Wife | — | Kansas |
| 49 | Esther P. Canfield | 11 | Daughter | — | Kansas |
| 50 | Catherine J. Canfield | 6 | Daughter | — | Kansas |
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)