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John Shaffer — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Ontonagon, Michigan
Our Model Tree links this John Shaffer across the 1900 and 1910 US Censuses in Ontonagon, Michigan (XGBoost, ~Confirmed) — first a head (b.~1864), then head of a 11-person household.
Age 46
b. ~1864
Male
Head
Born: Michigan
Married
1910 Census Record Details
| Census Year | 1910 |
| Location | Ontonagon, Michigan |
| Surname | Shaffer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Michigan |
| Years Married | 16 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Laborer |
| Industry | Copper Mine |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Laborer |
| Township / Ward | Greenland Township |
| Est. Birth Year | ~1864 |
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.
11 people recorded at the same address in the 1910 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Katherine Swain | Other | — | 83 | ~1827 |
| Wilbert Shaffer | Son | — | 13 | ~1897 |
| John Shaffer | Head | — | 46 | ~1864 |
| William Shaffer | Son | — | 9 | ~1901 |
| Anna Shaffer | Daughter | — | 2 | ~1908 |
| Margaret Shaffer | Daughter | — | 5 | ~1905 |
| Katherine Shaffer | Daughter | — | 11 | ~1899 |
| Mary Shaffer | Daughter | — | 12 | ~1898 |
| Thelma Shaffer | Daughter | — | 4 | ~1906 |
| Mary Shaffer | Spouse | — | 40 | ~1870 |
| Augustus Shaffer | Son | — | 7 | ~1903 |
Census Appearances
1900
Ontonagon, Michigan
Head, age 38
Ontonagon, Michigan · implied b. ~1862 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shaffer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Michigan |
| Birth Month | Aug |
| Birth Year | 1862 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Ireland |
| Occupation | Labor |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1910
Ontonagon, Michigan
Head, age 46
Ontonagon, Michigan · implied b. ~1864 — 11 household members
| Surname | Shaffer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Michigan |
| Years Married | 16 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Copper Mine |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Shaffer across 2 US Census years (1900 and 1910) in Ontonagon, Michigan, using XGBoost record linkage.
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This person
Anchor record
John Shaffer
Head · 1910 · age 46 · b. ~1864 · Michigan
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1910 US Federal Census — Ontonagon, Michigan
Open full size
1910 US Federal Census — Ontonagon, Michigan
Page Contents
50 people indexed on this census page (ia:1910:13thcensus1910po667unit:0996)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John Shaffer THIS PERSON | 46 | Head | Laborer | Michigan |
| 52 | Mary Shaffer | 40 | Wife | — | Michigan |
| 53 | Wilbert J Shaffer | 13 | Son | — | Michigan |
| 54 | Mary B Shaffer | 12 | Daughter | — | Michigan |
| 55 | Katherine Shaffer | 11 | Daughter | — | Michigan |
| 56 | William J Shaffer | 9 | Son | — | Michigan |
| 57 | Augustus H Shaffer | 7 | Son | — | Michigan |
| 58 | Margaret E Shaffer | 5 | Daughter | — | Michigan |
| 59 | Thelma J Shaffer | 4 | Daughter | — | Michigan |
| 60 | Anna M Shaffer | 2 | Daughter | — | Michigan |
| 61 | Katherine Swain | 83 | Mother-in-law | Own Income | Michigan |
| 62 | James Coffey | 53 | Head | Farmer | Ire. Irish |
| 63 | Michael Coffey | 23 | Son | Farmer | Michigan |
| 64 | Nellie Coffey | 20 | Daughter | — | Michigan |
| 65 | John R Lundby | 32 | Head | Laborer | Michigan |
| 66 | Margaret M Lundby | 30 | Sister | — | Michigan |
| 67 | Nellie T Lundby | 28 | Sister | Teacher | Michigan |
| 68 | Eliza Cook | 59 | Head | — | Eng. English |
| 69 | Louis Cook | 19 | Son | Laborer | Wisconsin |
| 70 | William D Barron | 49 | Head | Paymaster | Can. English |
| 71 | Margaret Barron | 46 | Wife | — | Can. English |
| 72 | Chester Barron | 23 | Son | Stenographer | Michigan |
| 73 | Henry Devine | 56 | Head | — | Ire. Irish |
| 74 | Patrick Devine | 19 | Son | Laborer | Can. English |
| 75 | Ethel M Devine | 17 | Daughter | Servant | Michigan |
| 76 | Marion E Devine | 13 | Daughter | — | Michigan |
| 77 | Richard M Devine | 11 | Son | — | Michigan |
| 78 | Daniel J Devine | 7 | Son | — | Michigan |
| 79 | Jacob Uimari | 41 | Head | Miner | Fin. Finnish |
| 80 | Mary Uimari | 36 | Wife | — | Fin. Finnish |
| 81 | Emil Uimari | 13 | Son | — | Michigan |
| 82 | Homer Uimari | 11 | Son | — | Michigan |
| 83 | Anna Uimari | 9 | Daughter | — | Michigan |
| 84 | Hilda Uimari | 7 | Daughter | — | Michigan |
| 85 | Lizzie Uimari | 6 | Daughter | — | Michigan |
| 86 | John Uimari | 5 | Son | — | Michigan |
| 87 | Lulu Uimari | 3 | Daughter | — | Michigan |
| 88 | Minnie Uimari | 0 | Daughter | — | Michigan |
| 89 | Matti Vainionpaa | 25 | Head | Miner | Fin. Finnish |
| 90 | Mary Vainionpaa | 23 | Wife | — | Fin. Finnish |
| 91 | Bertha Vainionpaa | 1 | Daughter | — | Michigan |
| 92 | Jacob Vainionpaa | 22 | Brother | Miner | Fin. Finnish |
| 93 | Nestor Hurtumaki | 27 | Boarder | Miner | Fin. Finnish |
| 94 | Sam Haakaa | 28 | Head | Miner | Fin. Finnish |
| 95 | Minna Haakaa | 28 | Wife | — | Fin. Finnish |
| 96 | Tyyne K Haakaa | 5 | Daughter | — | Michigan |
| 97 | Thelma Haakaa | 3 | Daughter | — | Michigan |
| 98 | Vieno Haakaa | 2 | Daughter | — | Michigan |
| 99 | August Jaskela | 30 | Head | — | Fin. Finnish |
| 100 | William Jaskela | 26 | Son | Loading | Fin. Finnish |
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)