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John Kerr — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Franklin, Ohio
Our Model Tree links this John Kerr across the 1930 and 1940 US Censuses in Franklin, Ohio (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 5-person household.
Age 10
b. ~1920
Male
Son
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Franklin, Ohio |
| Surname | Kerr |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Columbus City |
| Est. Birth Year | ~1920 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Robert Kerr | Son | — | 7 | ~1923 |
| John Kerr | Son | — | 10 | ~1920 |
| John Kerr | Head | — | 52 | ~1878 |
| Richard Kerr | Son | — | 17 | ~1913 |
| Frank Kerr | Son | — | 12 | ~1918 |
Census Appearances
1930
Franklin, Ohio
Son, age 10
Franklin, Ohio · implied b. ~1920 — 5 household members
| Surname | Kerr |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Franklin-County, Ohio
Son, age 19
Franklin-County, Ohio · implied b. ~1921 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Keer |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Columbus |
| 1935 Residence (County) | Franklin |
| Occupation | Machinist |
| Industry | Capital Elevator |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 526 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Kerr across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Kerr
Son · 1930 · age 10 · b. ~1920 · Ohio
★ You are viewing this record
Sibling
Richard Kerr
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Kerr
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Kerr
Sibling · 1930 · age 12
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
1930 US Federal Census — Franklin, Ohio
Open full size
1930 US Federal Census — Franklin, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1798:0648)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mary Graham | 36 | Wife-H | — | Ohio |
| 52 | William S Graham | 17 | Son | Clerk | Ohio |
| 53 | Robert G Graham | 15 | Son | — | Ohio |
| 54 | John W Graham | 9 | Son | — | Ohio |
| 55 | Ruth F Graham | 8 | Daughter | — | Ohio |
| 56 | Mary E Graham | 3 | Daughter | — | Ohio |
| 57 | Andrew Forbes | 76 | Head | Tailor | England |
| 58 | Mary Forbes | 39 | Wife-H | — | Ireland Free State |
| 59 | John Quigley | 45 | Head | Car Repairer | Ohio |
| 60 | Minnie Quigley | 40 | Wife-H | Fancy Stitcher | Ohio |
| 61 | Emma Quigley | 15 | Daughter | — | Ohio |
| 62 | Harry Quigley | 16 | Son | — | Ohio |
| 63 | John Bresnahan | 38 | Head | Merchant | Ohio |
| 64 | Fredia Bresnahan | 26 | Wife-H | Waitress | Ohio |
| 65 | John H Thomas | 53 | Head | Inspector | Ohio |
| 66 | Rose D Thomas | 51 | Wife-H | Wrapper | Ohio |
| 67 | Lloyd C Thomas | 31 | Son | Salesman | Ohio |
| 68 | Ruth Thomas | 16 | Daughter | — | Ohio |
| 69 | Marion Thomas | 50 | Sister | — | Ohio |
| 70 | Edwin J Hamblin | 60 | Head | Carpenter | Ohio |
| 71 | Margaret E Hamblin | 54 | Wife-H | — | Ohio |
| 72 | Elizabeth A Hamblin | 14 | Daughter | — | Ohio |
| 73 | William J Gibson | 52 | Head | Stock Man | Ohio |
| 74 | Stella Gibson | 40 | Wife-H | — | Ohio |
| 75 | Kenneth C Gibson | 15 | Son | — | Ohio |
| 76 | Robert E Gibson | 11 | Son | — | Ohio |
| 77 | Norman F Gibson | 7 | Son | — | Ohio |
| 78 | Martin L King | 54 | Head | Laborer | Ohio |
| 79 | Anna King | 46 | Wife-H | Works In Bolts | Ohio |
| 80 | Alice L King | 19 | Daughter | — | Ohio |
| 81 | Lloyd King | 14 | Son | — | Ohio |
| 82 | Bernett King | 12 | Daughter | — | Ohio |
| 83 | Lester M King | 10 | Son | — | Ohio |
| 84 | Leo G King | 6 | Son | — | Ohio |
| 85 | John M Kerr | 52 | Head | Trader | Ohio |
| 86 | Richard Kerr | 17 | Son | Messenger | Ohio |
| 87 | Frank K Kerr | 12 | Son | — | Ohio |
| 88 | John Kerr THIS PERSON | 10 | Son | — | Ohio |
| 89 | Robert Kerr | 7 | Son | — | Ohio |
| 90 | Albert E Kerr | 32 | Head | Steel Worker | Pennsylvania |
| 91 | Josephine E Kerr | 45 | Head | Core Maker | Ohio |
| 92 | Elizabeth Kerr | 35 | Wife-H | — | Ohio |
| 93 | Bertha Foley | 44 | Relative | Labeler | Ohio |
| 94 | Florence King | 26 | Sister | — | Ohio |
| 95 | Betty M King | 7 | Daughter | — | Ohio |
| 96 | Virginia R King | 5 | Daughter | — | Ohio |
| 97 | Lydia J King | 1 | Daughter | — | Ohio |
| 98 | Lucius M Boyd | 67 | Head | Assistant | Ohio |
| 99 | Nettie Boyd | 64 | Wife-H | — | Ohio |
| 100 | Lois Boyd | 35 | Daughter | Stenographer | Ohio |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)