LJ
Leo Johnson — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Leo Johnson across the 1910 and 1920 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed) — first a son (b.~1904), then head of a 9-person household.
Age 6
b. ~1904
Male
Son
Born: Maryland
Single
1910 Census Record Details
| Census Year | 1910 |
| Location | Baltimore, Maryland |
| Surname | Johnson |
| Given Name | Leo |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | 9Th Precinct Of The 9Th District |
| Est. Birth Year | ~1904 |
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.
9 people recorded at the same address in the 1910 census.
| Name | Relation to head | Relative to Leo | Age | Birth yr |
|---|---|---|---|---|
| Raymond Johnson | Son | — | 7 | ~1903 |
| Sidney Johnson | Son | — | 17 | ~1893 |
| Morris Johnson | Son | — | 7 | ~1903 |
| Richard Johnson | Son | — | 1 | ~1909 |
| Grace Johnson | Daughter | — | 10 | ~1900 |
| Mary Johnson | Spouse | — | 32 | ~1878 |
| Leo Johnson | Son | — | 6 | ~1904 |
| Sidney Johnson | Head | — | 42 | ~1868 |
| George Johnson | Son | — | 18 | ~1892 |
Census Appearances
1910
Baltimore, Maryland
Son, age 6
Baltimore, Maryland · implied b. ~1904 — 9 household members
| Surname | Johnson |
| Given Name | Leo |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
Son, age 16
Baltimore, Maryland · implied b. ~1904 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Leroy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laborer |
| Industry | Lumber Yard |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Leo Johnson across 2 US Census years (1910 and 1920) in Baltimore, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
Leo Johnson
Son · 1910 · age 6 · b. ~1904 · Maryland
★ You are viewing this record
Sibling
Grace Johnson
Sibling · 1910 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Johnson
Sibling · 1910 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Johnson
Sibling · 1910 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Morris Johnson
Sibling · 1910 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sidney Johnson
Sibling · 1910 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Johnson
Sibling · 1910 · age 1
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 — Baltimore, Maryland
Open full size
1910 US Federal Census — Baltimore, Maryland
Page Contents
50 people indexed on this census page (ia:1910:13thcensus1910po551unit:1177)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry Roller | 52 | Head | Printer | Maryland |
| 2 | Carry Roller | 48 | Wife | — | Maryland |
| 3 | Charles Roller | 23 | Son | Printer | Maryland |
| 4 | Roller | 24 | Daughter | — | Maryland |
| 5 | Roller | 20 | Daughter | — | Maryland |
| 6 | Harry Roller | 14 | Son | Printer | Maryland |
| 7 | Walter Roller | 9 | Son | — | Maryland |
| 8 | Florence Roller | 21 | Daughter | — | Maryland |
| 9 | Thomas Roller | 35 | Boarder | Printer | Maryland |
| 10 | Sidney J Johnson | 42 | Head | Bookkeeper | Maryland |
| 11 | Mary Johnson | 32 | Wife | — | Maryland |
| 12 | Morris Johnson | 7 | Son | — | Maryland |
| 13 | Leo Johnson THIS PERSON | 6 | Son | — | Maryland |
| 14 | Richard Johnson | 1 | Son | — | Maryland |
| 15 | Grace Johnson | 10 | Daughter | — | Maryland |
| 16 | Sidney Johnson | 17 | Son | — | Maryland |
| 17 | Raymond Johnson | 7 | Son | — | Maryland |
| 18 | George Johnson | 18 | Son | — | Maryland |
| 19 | George Stonestreet | 63 | Head | Iron Molder | Maryland |
| 20 | Annie M Stonestreet | 54 | Wife | — | Ger |
| 21 | Albert G Stonestreet | 14 | Son | — | Maryland |
| 22 | Abraham Meyer | 37 | Head | Tailor | Russ Lithuanian |
| 23 | Annie Meyer | 33 | Wife | — | Russ Lithuanian |
| 24 | Jessie Meyer | 15 | Daughter | — | Maryland |
| 25 | Alexander Meyer | 12 | Son | — | Maryland |
| 26 | Samuel Meyer | 7 | Son | — | Maryland |
| 27 | Jennie Meyer | 5 | Daughter | — | Maryland |
| 28 | Yetta Meyer | 1 | Daughter | — | Maryland |
| 29 | Lillie Meyer | 0 | Daughter | — | Maryland |
| 30 | Charles Meyer | 21 | Brother | Laborer | Russ Lithuanian |
| 31 | John Kratz | 81 | Head | Dairyman | Ger |
| 32 | Minnie Kratz | 61 | Wife | — | Ger |
| 33 | John Kratz | 37 | Son | Dairyman | Maryland |
| 34 | Henry Kratz | 33 | Son | Dairyman | Maryland |
| 35 | Dora Kratz | 23 | Wife | — | Maryland |
| 36 | Robert Lightner | 22 | Hired man | Laborer | Maryland |
| 37 | David P Amsell | 70 | Head | Dairyman | Maryland |
| 38 | Caroline Amsell | 60 | Wife | — | Maryland |
| 39 | Paul Amsell | 21 | Son | Laborer | Maryland |
| 40 | Eliza Amsell | 23 | Daughter | — | Maryland |
| 41 | Joseph Trindall | 22 | Head | Laborer | Maryland |
| 42 | Estella Trindall | 23 | Wife | — | Maryland |
| 43 | Hilda Trindall | 2 | Daughter | — | Maryland |
| 44 | Charles M Wolf | 55 | Head | Dairy Truck | Ger |
| 45 | Fredrika Wolf | 50 | Wife | — | Ger |
| 46 | Edward J Wolf | 25 | Son | Laborer | Maryland |
| 47 | Mary L Wolf | 20 | Daughter | — | Maryland |
| 48 | George B Wolf | 22 | Son | Laborer | Maryland |
| 49 | Sophia Stelmann | 61 | Sister in law | — | Ger |
| 50 | Edward Trindall | 17 | Adopted son | Laborer | Maryland |
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)