JH
John Hahn — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Baltimore, Maryland
Our Model Tree links this John Hahn across the 1910 and 1920 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed) — first a son (b.~1899), then head of a 9-person household.
Age 11
b. ~1899
Male
Son
Born: Maryland
Single
1910 Census Record Details
| Census Year | 1910 |
| Location | Baltimore, Maryland |
| Surname | Hahn |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| 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.
9 people recorded at the same address in the 1910 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Alice Hahn | Spouse | — | 35 | ~1875 |
| Anna Hahn | Daughter | — | 21 | ~1889 |
| Jane Hahn | Daughter | — | 23 | ~1887 |
| William Hahn | Son | — | 10 | ~1900 |
| John Hahn | Head | — | 31 | ~1879 |
| John Hahn | Son | — | 11 | ~1899 |
| Mary Hahn | Daughter | — | 18 | ~1892 |
| Louis Hahn | Son | — | 1 | ~1909 |
| Lillian Hahn | Daughter | — | 4 | ~1906 |
Census Appearances
1910
Baltimore, Maryland
Son, age 11
Baltimore, Maryland · implied b. ~1899 — 9 household members
| Surname | Hahn |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1920
Baltimore, Maryland
Son, age 21
Baltimore, Maryland · implied b. ~1899 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hann |
| Given Name | J. D. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Labourer |
| Industry | farm general |
| Class of Worker | oa |
| 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 John Hahn across 2 US Census years (1910 and 1920) in Baltimore, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
John Hahn
Son · 1910 · age 11 · b. ~1899 · Maryland
★ You are viewing this record
Sibling
Louis Hahn
Sibling · 1910 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Hahn
Sibling · 1910 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Hahn
Sibling · 1910 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jane Hahn
Sibling · 1910 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Hahn
Sibling · 1910 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Hahn
Sibling · 1910 · age 10
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:1910:13thcensus1910po561unit:1066)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John Hahn | 31 | Head | Engineer | Maryland |
| 52 | Alice Hahn | 35 | Wife | — | Maryland |
| 53 | Jane Hahn | 23 | Daughter | — | Maryland |
| 54 | Anna Hahn | 21 | Daughter | — | Maryland |
| 55 | Mary Hahn | 18 | Daughter | — | Maryland |
| 56 | John Hahn THIS PERSON | 11 | Son | — | Maryland |
| 57 | William Hahn | 10 | Son | — | Maryland |
| 58 | Lillian Hahn | 4 | Daughter | — | Maryland |
| 59 | Louis Hahn | 1 | Son | — | Maryland |
| 60 | Jacob Hahn | 44 | Head | Agent | Maryland |
| 61 | Maggie Hahn | 33 | Wife | — | Maryland |
| 62 | Agnes Hahn | 9 | Daughter | — | Maryland |
| 63 | Jacob Hahn | 7 | Son | — | Maryland |
| 64 | Edward Hahn | 5 | Son | — | Maryland |
| 65 | Charles Hahn | 2 | Son | — | Maryland |
| 66 | John Hahn | 23 | Son | Odd Jobs | Maryland |
| 67 | John Meyers | 27 | Head | Brakeman | Pennsylvania |
| 68 | Mary Meyers | 25 | Wife | — | Maryland |
| 69 | John Meyers | 6 | Son | — | Maryland |
| 70 | George Meyers | 5 | Son | — | Maryland |
| 71 | Dorothy Meyers | 2 | Daughter | — | Maryland |
| 72 | James Taylor | 22 | Head | Seamster | Maryland |
| 73 | Mary Taylor | 23 | Wife | Tailor | Maryland |
| 74 | Frederick Link | 32 | Head | Oyster Maker | Maryland |
| 75 | Mary Link | 30 | Wife | Machine Operator | Maryland |
| 76 | William Link | 3 | Son | — | Maryland |
| 77 | Frank Haverstick | 28 | Head | Huckster | Maryland |
| 78 | Maggie Haverstick | 27 | Wife | — | Maryland |
| 79 | Mary Haverstick | 6 | Daughter | — | Maryland |
| 80 | William M. Haverstick | 60 | Son | Packer | Maryland |
| 81 | John Haverstick | 23 | Son | Carpenter | Maryland |
| 82 | Harry Iser | 30 | Head | Fireman | Pennsylvania |
| 83 | Frances Iser | 30 | Wife | — | Pennsylvania |
| 84 | Alice Iser | 7 | Daughter | — | Maryland |
| 85 | Myrtle Iser | 4 | Daughter | — | Pennsylvania |
| 86 | Charles Meyers | 25 | Boarder | Brakeman | Maryland |
| 87 | James Meyers | 35 | Head | Laborer | Maryland |
| 88 | Mary Meyers | 34 | Wife | Dressmaker | Maryland |
| 89 | James Meyers | 15 | Son | Moulder | Maryland |
| 90 | John Meyers | 13 | Son | — | Maryland |
| 91 | John Meyers | 12 | Son | — | Maryland |
| 92 | Emma Meyers | 10 | Daughter | — | Maryland |
| 93 | James Meyers | 2 | Son | — | Maryland |
| 94 | George H. Abbey | 45 | Head | Laborer | Maryland |
| 95 | Mary Abbey | 40 | Wife | — | Maryland |
| 96 | George Abbey | 22 | Son | Presser | Maryland |
| 97 | Mary Abbey | 21 | Daughter | Cigar Maker | Maryland |
| 98 | Emma Abbey | 15 | Daughter | Shirt Maker | Maryland |
| 99 | Lillian Abbey | 14 | Daughter | Cigar Maker | Maryland |
| 100 | John Abbey | 10 | Son | — | 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)