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John Barr — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Clarke, Iowa
Our Model Tree links this John Barr across the 1900 and 1910 US Censuses in Clarke, Iowa (XGBoost, ~Confirmed) — first a son (b.~1900), then head of a 10-person household.
Age 10
b. ~1900
Male
Son
Born: Iowa
Single
1910 Census Record Details
| Census Year | 1910 |
| Location | Clarke, Iowa |
| Surname | Barr |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Knox Township |
| Est. Birth Year | ~1900 |
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.
10 people recorded at the same address in the 1910 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Winifred Barr | Daughter | — | 12 | ~1898 |
| Jessie Barr | Daughter | — | 13 | ~1897 |
| Adel Barr | Daughter | — | 17 | ~1893 |
| George Barr | Son | — | 15 | ~1895 |
| Robert Barr | Head | — | 50 | ~1860 |
| Irma Barr | Daughter | — | 20 | ~1890 |
| John Barr | Son | — | 10 | ~1900 |
| Winifred Barr | Daughter | — | 12 | ~1898 |
| Hester Barr | Spouse | — | 47 | ~1863 |
| Robert Barr | Son | — | 18 | ~1892 |
Census Appearances
1900
Clarke, Iowa
Son, age
Clarke, Iowa · implied b. ~1900 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barr |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Iowa |
| Birth Month | Jan |
| Birth Year | 1900 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1910
Clarke, Iowa
Son, age 10
Clarke, Iowa · implied b. ~1900 — 10 household members
| Surname | Barr |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Iowa |
| 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 John Barr across 2 US Census years (1900 and 1910) in Clarke, Iowa, using XGBoost record linkage.
Show:
This person
Anchor record
John Barr
Son · 1910 · age 10 · b. ~1900 · Iowa
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Sibling
Winifred Barr
Sibling · 1910 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jessie Barr
Sibling · 1910 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Barr
Sibling · 1910 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irma Barr
Sibling · 1910 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Winifred Barr
Sibling · 1910 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Barr
Sibling · 1910 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Adel Barr
Sibling · 1910 · age 17
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
1910 US Federal Census — Clarke, Iowa
Open full size
1910 US Federal Census — Clarke, Iowa
Page Contents
50 people indexed on this census page (ia:1910:13thcensus1910po397unit:0100)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert H. Barr | 50 | Head | Farmer | Pennsylvania |
| 2 | Hester A. Barr | 47 | Wife | — | Ohio |
| 3 | Irma Barr | 20 | Daughter | — | Iowa |
| 4 | Robert H. Barr | 18 | Son | Farm Laborer | Iowa |
| 5 | Adel Barr | 17 | Daughter | — | Iowa |
| 6 | George Barr | 15 | Son | Farm Laborer | Iowa |
| 7 | Jessie Barr | 13 | Daughter | — | Iowa |
| 8 | Winifred Barr | 12 | Daughter | — | Iowa |
| 9 | Winifred Barr | 12 | Daughter | — | Iowa |
| 10 | John Barr THIS PERSON | 10 | Son | — | Iowa |
| 11 | Ira E. Sealy | 34 | Head | Farmer | Iowa |
| 12 | Lizzie Sealy | 28 | Wife | — | Iowa |
| 13 | Ethel Sealy | 10 | Daughter | — | Iowa |
| 14 | George D. Sealy | 7 | Son | — | Iowa |
| 15 | William E. Sealy | 6 | Son | — | Iowa |
| 16 | James E. Sealy | 3 | Son | — | Iowa |
| 17 | Gerald D. Sealy | 1 | Son | — | Iowa |
| 18 | Richard W. Ray | 40 | Head | Retail Merchant | Indiana |
| 19 | Nancy Ray | 31 | Wife | — | Iowa |
| 20 | Leafy M. Ray | 14 | Daughter | — | Iowa |
| 21 | Ross B. Ray | 7 | Daughter | — | Iowa |
| 22 | Alpha D. Ray | 5 | Daughter | — | Iowa |
| 23 | Richard Ray | 3 | Son | — | Iowa |
| 24 | Charles S. Sherrow | 42 | Head | Farmer | Iowa |
| 25 | Bell A. Sherrow | 37 | Wife | — | Iowa |
| 26 | Hazel Sherrow | 14 | Daughter | — | Iowa |
| 27 | Frank Sherrow | 1 | Son | — | Iowa |
| 28 | Margaret Sherrow | 73 | Mother | Own Income | Ohio |
| 29 | Allen C. Rarick | 39 | Head | Farmer | Iowa |
| 30 | Nancy J. Rarick | 28 | Wife | — | Iowa |
| 31 | John W. Rarick | 6 | Son | — | Iowa |
| 32 | Ray H. Rarick | 3 | Son | — | Iowa |
| 33 | William H. Dutton | 39 | Head | Farmer | Iowa |
| 34 | Rose Linder | 27 | Housekeeper | Servant | Iowa |
| 35 | Grant Crabb | 44 | Head | Farmer | Iowa |
| 36 | Annie Crabb | 44 | Wife | — | Iowa |
| 37 | Ray L. Crabb | 16 | Son | Farm Laborer | Iowa |
| 38 | Ray Crabb | 14 | Son | Farm Laborer | Iowa |
| 39 | Jake R. May | 34 | Head | Farmer | Indiana |
| 40 | Margaret J. May | 36 | Wife | — | Iowa |
| 41 | Carl A. May | 0 | Son | — | Iowa |
| 42 | Dave Plymate | 43 | Boarder | Farm Laborer | Iowa |
| 43 | Ellsworth A. Lewis | 47 | Head | Farmer | Iowa |
| 44 | Catherine E. Lewis | 45 | Wife | — | Iowa |
| 45 | George H. Twombley | 45 | Head | Farmer | Iowa |
| 46 | Sarah E. Twombley | 45 | Wife | — | Iowa |
| 47 | Sharon J. Twombley | 14 | Son | Farm Laborer | Iowa |
| 48 | Isal M. Twombley | 12 | Son | — | Iowa |
| 49 | Herron A. L. Twombley | 10 | Son | — | Iowa |
| 50 | Ruby G. L. Twombley | 8 | Daughter | — | Iowa |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1910 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)