MJ
Mary John — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Dubuque, Iowa
Our Model Tree links this Mary John across the 1910 and 1920 US Censuses in Dubuque, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1899), then head of a 8-person household.
Age 11
b. ~1899
Female
Spouse
Born: Iowa
Single
1910 Census Record Details
| Census Year | 1910 |
| Location | Dubuque, Iowa |
| Surname | John |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Julien Township |
| Est. Birth Year | ~1899 |
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.
8 people recorded at the same address in the 1910 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| James John | Son | — | 1 | ~1909 |
| Mary John | Spouse | — | 11 | ~1899 |
| John John | Son | — | 7 | ~1903 |
| Helen John | Daughter | — | 1 | ~1909 |
| Margaret John | Daughter | — | 3 | ~1907 |
| William John | Son | — | 9 | ~1901 |
| Abram John | Head | — | 13 | ~1897 |
| Mary John | Daughter | — | 5 | ~1905 |
Census Appearances
1910
Dubuque, Iowa
Spouse, age 11
Dubuque, Iowa · implied b. ~1899 — 8 household members
| Surname | John |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Dubuque, Iowa
Spouse, age 20
Dubuque, Iowa · implied b. ~1900 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johns |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 Mary John across 2 US Census years (1910 and 1920) in Dubuque, Iowa, using XGBoost record linkage.
Show:
This person
Anchor record
Mary John
Spouse · 1910 · age 11 · b. ~1899 · Iowa
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1910 US Federal Census — Dubuque, Iowa
Open full size
1910 US Federal Census — Dubuque, Iowa
Page Contents
50 people indexed on this census page (ia:1910:13thcensus1910po401unit:1106)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John Higgins | 45 | Head | Proprietor | Iowa |
| 52 | Margaret Higgins | 41 | Wife | — | Iowa |
| 53 | Mary Higgins | 43 | Sister | Manager | Iowa |
| 54 | Anna Higgins | 39 | Sister | Manager | Iowa |
| 55 | Nellie Higgins | 37 | Sister | — | Iowa |
| 56 | Benton W Higgins | 31 | Brother | — | New York |
| 57 | Lulu Higgins | 29 | Sister | — | Iowa |
| 58 | Charles Higgins | 27 | Brother | — | Iowa |
| 59 | Thomas J Fitzpatrick | 37 | Head | Lawyer | Iowa |
| 60 | Mary Fitzpatrick | 35 | Wife | — | Iowa |
| 61 | Margaret Fitzpatrick | 31 | Sister | — | Iowa |
| 62 | Mary Fitzpatrick | 21 | Servant | Servant | Iowa |
| 63 | John Fitzpatrick | 45 | Head | — | Iowa |
| 64 | Mary Fitzpatrick | 40 | Wife | — | Iowa |
| 65 | John Fitzpatrick | 14 | Son | — | Iowa |
| 66 | William Fitzpatrick | 12 | Son | — | Iowa |
| 67 | James Fitzpatrick | 10 | Son | — | Iowa |
| 68 | Mary Fitzpatrick | 8 | Daughter | — | Iowa |
| 69 | Margaret Fitzpatrick | 6 | Daughter | — | Iowa |
| 70 | Helen Fitzpatrick | 4 | Daughter | — | Iowa |
| 71 | John J Welch | 42 | Head | — | Wisconsin |
| 72 | Mary Welch | 38 | Wife | — | Iowa |
| 73 | William Welch | 11 | Son | — | Iowa |
| 74 | John Welch | 9 | Son | — | Iowa |
| 75 | Mary Welch | 7 | Daughter | — | Iowa |
| 76 | Margaret Welch | 5 | Daughter | — | Iowa |
| 77 | James Welch | 3 | Son | — | Iowa |
| 78 | Helen Welch | 1 | Daughter | — | Iowa |
| 79 | Thomas Welch | 40 | Head | — | Iowa |
| 80 | Mary Welch | 38 | Wife | — | Iowa |
| 81 | John Welch | 45 | Head | — | Iowa |
| 82 | Mary Welch | 40 | Wife | — | Iowa |
| 83 | John Welch | 14 | Son | — | Iowa |
| 84 | William Welch | 12 | Son | — | Iowa |
| 85 | James Welch | 10 | Son | — | Iowa |
| 86 | Mary Welch | 8 | Daughter | — | Iowa |
| 87 | Margaret Welch | 6 | Daughter | — | Iowa |
| 88 | Helen Welch | 4 | Daughter | — | Iowa |
| 89 | James Welch | 2 | Son | — | Iowa |
| 90 | Helen Welch | 1 | Daughter | — | Iowa |
| 91 | Levi M Head | 40 | Head | Own Income | Pennsylvania |
| 92 | Mary Head | 38 | Wife | — | Pennsylvania |
| 93 | Abram John | 13 | Head | Reporter & Editor | Iowa |
| 94 | Mary John THIS PERSON | 11 | Wife | — | Iowa |
| 95 | William John | 9 | Son | — | Iowa |
| 96 | John John | 7 | Son | — | Iowa |
| 97 | Mary John | 5 | Daughter | — | Iowa |
| 98 | Margaret John | 3 | Daughter | — | Iowa |
| 99 | Helen John | 1 | Daughter | — | Iowa |
| 100 | James John | 1 | Son | — | Iowa |
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)