HK
Harry Kelly — 1940 US Census Record
Model Tree available1940 United States Federal Census · Montgomery-County, Ohio
Our Model Tree links this Harry Kelly across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Ohio (XGBoost, ~Confirmed), with identified parents Harry & Henry — first a son (b.~1907), then head of a 4-person household.
Age 33
b. ~1907
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Ohio |
| Surname | Kelly |
| Given Name | Harry E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | DAYTON |
| 1935 Residence (County) | MONTGOMERY |
| Additional Details | |
| Occupation | Toolmaker |
| Industry | Refrigerator Manufacture |
| Class of Worker | PW |
| Income (1939) | 1850 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Toolmaker |
| Township / Ward | Dayton |
| Est. Birth Year | ~1907 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Harry Kelly | Son | — | 33 | ~1907 |
| Eleanor Kelly | Daughter | — | 25 | ~1915 |
| Charles Kelly | Son | — | 29 | ~1911 |
| Mary Kelly | Head | — | 57 | ~1883 |
Census Appearances
1920
Montgomery, Ohio
Son, age 12
Montgomery, Ohio · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | Harry E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Montgomery, Ohio
Son, age 23
Montgomery, Ohio · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | Harry E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Tailor |
| Industry | U.S. Navy |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Montgomery-County, Ohio
Son, age 33
Montgomery-County, Ohio · implied b. ~1907 — 4 household members
| Surname | Kelly |
| Given Name | Harry E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | DAYTON |
| 1935 Residence (County) | MONTGOMERY |
| Occupation | Toolmaker |
| Industry | Refrigerator Manufacture |
| Class of Worker | PW |
| Income (1939) | 1850 |
| Highest Grade | H-4 |
| 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 Harry Kelly across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Harry Kelly (~0.92 confidence) and father Henry Kelly (~0.92 confidence) and mother Mary Kelly (~0.92 confidence) and mother Mary Kelly (~0.92 confidence) and mother Mary Kelly (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Kelly
b. ~1874
Source father
● Household
· direct · ~0.92
Father
Henry Kelly
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Mary Kelly
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Mary Kelly
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Mary Kelly
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Kelly
Son · 1940 · age 33 · b. ~1907 · Ohio
★ You are viewing this record
Sibling
Charles Kelly
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Kelly
Sibling · 1940 · age 25
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
1940 US Federal Census — Montgomery-County, Ohio
Open full size
1940 US Federal Census — Montgomery-County, Ohio
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03256-00306)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Emma Wright | 32 | Wife | Bookkeeper | Ohio |
| 2 | Helen Foltenlogen | 24 | Sister-in-law | Stenographer | Ohio |
| 3 | Roger E. Sr. Decker | 43 | Head | Toolmaker | Ohio |
| 4 | Ella Decker | 42 | Wife | — | Ohio |
| 5 | Florence J. Decker | 7 | Daughter | — | Ohio |
| 6 | Roger E. Jr. Decker | 11 | Son | — | Ohio |
| 8 | Joseph F. Brown | 55 | Head | Conductor | Ohio |
| 9 | Nellie M. Brown | 49 | Wife | Interviewer | Ohio |
| 10 | Charles F. Brown | 17 | Son | — | Ohio |
| 11 | Ruth W. Miller | 20 | Servant | Housekeeper | Ohio |
| 12 | Mary E. Kelly | 57 | Head | — | Ohio |
| 13 | Harry E. Kelly THIS PERSON | 33 | Son | Toolmaker | Ohio |
| 14 | Charles F. Kelly | 29 | Son | Assembler | Ohio |
| 15 | Eleanor E. Kelly | 25 | Daughter | Deputy Agent- | Ohio |
| 16 | Harry G. Cutler | 46 | Head | Insurance Sales | Pennsylvania |
| 17 | Ruth Cutler | 42 | Wife | — | Ohio |
| 18 | Harry G. Jr. Cutler | 22 | Son | Timekeeper-Clerk | Ohio |
| 19 | Mary Jane Cutler | 19 | Daughter | Monotyper | Ohio |
| 20 | Dorothy M. Cutler | 15 | Daughter | — | Ohio |
| 21 | Henry Ferber | 45 | Head | Butcher | Yugo-Slavia |
| 22 | Elizabeth Ferber | 44 | Wife | Clerk-Packer | Yugo-Slavia |
| 23 | Henry E. Ferber | 25 | Son | Machinist | Ohio |
| 24 | Bertha Ferber | 23 | Daughter | Assembler | Ohio |
| 25 | William Ferber | 21 | Son | Shipping Clerk | Ohio |
| 26 | Alice Ferber | 20 | Daughter | Motor Winder | Ohio |
| 27 | Daniel A. Russell | 35 | Head | Asst. Circulation Mgr. | Ohio |
| 28 | Alberta L. Russell | 30 | Wife | Stenographer | Ohio |
| 29 | Patricia Lee Russell | 5 | Daughter | — | Ohio |
| 30 | Daniel H. Russell | 3 | Son | — | Ohio |
| 31 | Clara Kelly | 53 | Mother-in-law | — | Illinois |
| 32 | Herbert S. Freese | 43 | Head | Salesman | Ohio |
| 33 | Myrtle Freese | 44 | Wife | — | Ohio |
| 34 | Herbert S. Jr. Freese | 16 | Son | — | Ohio |
| 35 | Patricia Freese | 11 | Daughter | — | Ohio |
| 36 | Evan M. Ward | 46 | Head | Traffic Manager | Ohio |
| 37 | Edith Ward | 42 | Wife | — | Ohio |
| 38 | Marjorie Ward | 22 | Daughter | Motor Winder | Ohio |
| 39 | Robert Ward | 20 | Son | Apprentice Litho. | Ohio |
| 40 | Donald Ward | 11 | Son | — | Ohio |
Related Census Records
Pedigree Summary
Harry + 2 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)