JH
John Hahn — 1920 US Census Record
Linked across censuses1920 United States Federal Census · New Castle, Delaware
Our Model Tree links this John Hahn across the 1910 and 1920 US Censuses in New Castle, Delaware (XGBoost, ~Confirmed) — first a son (b.~1909), then head of a 8-person household.
Age 11
b. ~1909
Male
Son
Born: Delaware
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | New Castle, Delaware |
| Surname | Hahn |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Township / Ward | Wilmington City |
| Est. Birth Year | ~1909 |
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 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Mary Hahn | Spouse | — | 30 | ~1890 |
| John Hahn | Son | — | 11 | ~1909 |
| Howard Hahn | Son | — | 4 | ~1916 |
| Paul Hahn | Son | — | 8 | ~1912 |
| Lawrence Hahn | Son | — | 6 | ~1914 |
| Evelyn Hahn | Daughter | — | 10 | ~1910 |
| Margaret Hahn | Daughter | — | 1 | ~1919 |
| Edward Hahn | Head | — | 38 | ~1882 |
Census Appearances
1910
New Castle, …
Son, age 2
New Castle, Delaware · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hahn |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1920
New Castle, …
Son, age 11
New Castle, Delaware · implied b. ~1909 — 8 household members
| Surname | Hahn |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
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 New Castle, Delaware, using XGBoost record linkage.
Show:
This person
Anchor record
John Hahn
Son · 1920 · age 11 · b. ~1909 · Delaware
★ You are viewing this record
Sibling
Lawrence Hahn
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Hahn
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Hahn
Sibling · 1920 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Hahn
Sibling · 1920 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Hahn
Sibling · 1920 · 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
1920 US Federal Census — New Castle, Delaware
Open full size
1920 US Federal Census — New Castle, Delaware
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu203unit:0349)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Lorraine A | 11 | daughter | None | Delaware |
| 52 | J Pippin Meharg | 61 | head | Carpenter | Delaware |
| 53 | Margaret P Meharg | 58 | wife | None | Delaware |
| 54 | J Ward Meharg | 33 | son | Accountant | Delaware |
| 55 | Emily B Meharg | 30 | daughter in law | None | Pennsylvania |
| 56 | J Ward Jr Meharg | 4 | grandson | None | Delaware |
| 57 | Arthur P Ringsmoth | 37 | head | Foreman | Ohio |
| 58 | Tessie Ringsmoth | 35 | wife | None | Delaware |
| 59 | Elizabeth Ringsmoth | 10 | daughter | None | Delaware |
| 60 | Deborah Ringsmoth | 7 | daughter | None | Delaware |
| 61 | Marian Ringsmoth | 4 | daughter | None | Delaware |
| 62 | Joseph Larkin | 42 | head | None | Delaware |
| 63 | Charles Larkin | 48 | head | Manager | Germany |
| 64 | Elizabeth Larkin | 52 | wife | None | Delaware |
| 65 | Charles Larkin | 20 | son | None | Delaware |
| 66 | Elizabeth Larkin | 11 | daughter | None | Delaware |
| 67 | Daniel Mullin | 63 | head | Chauffeur | England |
| 68 | Catherine Mullin | 62 | wife | None | Ireland |
| 69 | Joseph Mullin | 32 | son | Electrician | Pennsylvania |
| 70 | Harry B Carlon | 40 | head | Contractor | Delaware |
| 71 | Maud Carlon | 35 | wife | None | Delaware |
| 72 | William Carlon | 17 | son | None | Delaware |
| 73 | Anna P Carlon | 14 | daughter | None | Delaware |
| 74 | Harold Carlon | 10 | son | None | Delaware |
| 75 | Philip Carlon | 8 | son | None | Delaware |
| 76 | Maud V Carlon | 7 | daughter | None | Delaware |
| 77 | Margaret Dickinson | 16 | servant | Servant | Delaware |
| 78 | James Cheetham | 27 | head | Chemist | Pennsylvania |
| 79 | Marguerite Cheetham | 21 | wife | None | Delaware |
| 80 | James Jr Cheetham | 2 | son | None | Delaware |
| 81 | Frank A Keys | 30 | head | Chemist | Delaware |
| 82 | M Itta Keys | 30 | wife | None | Delaware |
| 83 | Joanna Mcilhenney | 65 | head | None | Ireland |
| 84 | Sara Mcilhenney | 23 | daughter | Stenographer | Delaware |
| 85 | Samuel Fisher | 48 | head | Carpenter | Delaware |
| 86 | Annie N Fisher | 45 | wife | None | Delaware |
| 87 | Sara P Fisher | 17 | daughter | Clerk | Delaware |
| 88 | Edward Baden | 46 | head | Machinist | Delaware |
| 89 | Madeline Baden | 20 | daughter | None | Delaware |
| 90 | Edward Baden | 17 | son | Clerk | Delaware |
| 91 | John J Baden | 12 | son | None | Delaware |
| 92 | Edward Hahn | 38 | head | Purchasing Agt | Delaware |
| 93 | Mary Hahn | 30 | wife | None | Delaware |
| 94 | John Hahn THIS PERSON | 11 | son | None | Delaware |
| 95 | Evelyn Hahn | 10 | daughter | None | Delaware |
| 96 | Paul Hahn | 8 | son | None | Delaware |
| 97 | Lawrence Hahn | 6 | son | None | Delaware |
| 98 | Howard Hahn | 4 | son | None | Delaware |
| 99 | Margaret Hahn | 1 | daughter | None | Delaware |
| 100 | Arthur Isenberg | 24 | head | Chemist | Iowa |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)