IH
Isaac Harris — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Franklin-County, Ohio
Our Model Tree links this Isaac Harris across the 1920, 1930 and 1940 US Censuses in Franklin-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1873), then head of a 3-person household.
Age 67
b. ~1873
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Franklin-County, Ohio |
| Surname | Harris |
| Given Name | Isaac B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Columbus |
| 1935 Residence (County) | Franklin |
| Additional Details | |
| Occupation | surgeon |
| Industry | private practice |
| Class of Worker | OA |
| Hours Worked | 52 |
| Income (1939) | 5000 |
| Highest Grade | C-5 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Surgeon |
| Township / Ward | Columbus |
| Est. Birth Year | ~1873 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Isaac | Age | Birth yr |
|---|---|---|---|---|
| Isaac Harris | Head | — | 67 | ~1873 |
| Anne Harris | Spouse | — | 59 | ~1881 |
| William Harris | Son | — | 29 | ~1911 |
Census Appearances
1920
Franklin, Ohio
Head, age 46
Franklin, Ohio · implied b. ~1874 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Isaac E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Surgeon |
| Industry | State Hospital |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Franklin, Ohio
Head, age 56
Franklin, Ohio · implied b. ~1874 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Isaac B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 33 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Physician |
| Industry | Medical |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 25000 |
| Radio Set | R |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Franklin-County, Ohio
Head, age 67
Franklin-County, Ohio · implied b. ~1873 — 3 household members
| Surname | Harris |
| Given Name | Isaac B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Columbus |
| 1935 Residence (County) | Franklin |
| Occupation | surgeon |
| Industry | private practice |
| Class of Worker | OA |
| Hours Worked | 52 |
| Income (1939) | 5000 |
| Highest Grade | C-5 |
| 1935 Residence | Same house |
| 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 Isaac Harris across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Isaac Harris
Head · 1940 · age 67 · b. ~1873 · Ohio
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Franklin-County, Ohio
Open full size
1940 US Federal Census — Franklin-County, Ohio
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03243-00053)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Edmund Cobb | 36 | Head | — | Ohio |
| 42 | Sue E Cobb | 33 | Wife | — | Ohio |
| 43 | Helena Werner | 53 | Servant | Housekeeper | Switzerland |
| 44 | Frances Lindenberg | 63 | Head | — | Ohio |
| 45 | Barbara Lindenberg | 19 | Daughter | — | Ohio |
| 46 | Nellie Dane | 60 | Servant | Housekeeper | Ohio |
| 47 | Lida Owens | 70 | Head | — | Ohio |
| 48 | Hicks | 60 | Sister | — | Ohio |
| 49 | Leslie R Bigelow | 59 | Head | Surgeon | Ohio |
| 50 | Elizabeth Bigelow | 56 | Wife | — | Ohio |
| 51 | Leslie C Bigelow | 26 | Son | — | Ohio |
| 52 | Robert H Bigelow | 19 | Son | — | Ohio |
| 53 | Rena Hughes | 63 | Servant | Housekeeper | Ohio |
| 54 | Isaac B Harris THIS PERSON | 67 | Head | Surgeon | Ohio |
| 55 | Anne Harris | 59 | Wife | — | Pennsylvania |
| 56 | William B Harris | 29 | Son | Medical Doctor | Ohio |
| 57 | Howard Stallman | 46 | Head | Real Estate | Ohio |
| 58 | Katherine Stallman | 41 | Wife | — | West Virginia |
| 59 | Christopher Stallman | 10 | Son | — | Ohio |
| 60 | Blanche Cobb | 41 | Servant | Housekeeper | Virginia |
| 61 | Stuart R. Bolin | 61 | Head | Lawyer | Ohio |
| 62 | Ada Bolin | 61 | Wife | — | Ohio |
| 63 | Roberta Bolin | 26 | Daughter | Saleswoman | Ohio |
| 64 | Stuart R. Jr. Bolin | 24 | Son | Clerk | Ohio |
| 65 | Fred Streeter | 62 | Head | Sign Painter | Ohio |
| 66 | Sarah Streeter | 62 | Wife | — | Pennsylvania |
| 67 | Mary Leist | 50 | Head | Collection Manager | Illinois |
| 68 | Caroline Leist | 47 | Sister | Secretary | Illinois |
| 69 | James King Mcdonnell | 60 | Head | Accountant | Ohio |
| 70 | Marciletta Mcdonnell | 55 | Wife | — | Ohio |
| 71 | Elmore Thicken | 41 | Head | Salesman | Ohio |
| 72 | Lois W Hudson | 32 | Partner | Pharmacist | Ohio |
| 73 | Charles W Martin | 73 | Head | Salesman | Ohio |
| 74 | Alta W Martin | 68 | Wife | Gift Shop | Ohio |
| 75 | Emma E Butros | 60 | Head | — | Indiana |
| 76 | Mae Linder | 53 | Head | — | Ohio |
| 77 | Louise Raines | 41 | Head | Clerical | Ohio |
| 78 | Mary Sweet | 61 | Head | Teacher | Ohio |
| 79 | William Hammond | 86 | Head | — | Ohio |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)