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Charles Harmon — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Ashtabula, Ohio
Our Model Tree links this Charles Harmon across the 1920 and 1930 US Censuses in Ashtabula, Ohio (XGBoost, ~Confirmed) — first a son (b.~1914), then head of a 7-person household.
Age 16
b. ~1914
Male
Son
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Ashtabula, Ohio |
| Surname | Harmon |
| Given Name | Charles A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Dorset Township |
| Est. Birth Year | ~1914 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| William Harmon | Son | — | 24 | ~1906 |
| Charles Harmon | Son | — | 16 | ~1914 |
| Charles Harmon | Head | — | 46 | ~1884 |
| Harry Harmon | Son | — | 20 | ~1910 |
| James Harmon | Son | — | 9 | ~1921 |
| Evelyn Harmon | Daughter | — | 10 | ~1920 |
| Georgia Harmon | Spouse | — | 46 | ~1884 |
Census Appearances
1920
Ashtabula, Ohio
Son, age 6
Ashtabula, Ohio · implied b. ~1914 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harmon |
| Given Name | Charles A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Michigan |
| Can Read | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Ashtabula, Ohio
Son, age 16
Ashtabula, Ohio · implied b. ~1914 — 7 household members
| Surname | Harmon |
| Given Name | Charles A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| 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 Charles Harmon across 2 US Census years (1920 and 1930) in Ashtabula, Ohio, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Harmon
Son · 1930 · age 16 · b. ~1914 · Ohio
★ You are viewing this record
Sibling
Evelyn Harmon
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Harmon
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Harmon
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Harmon
Sibling · 1930 · age 9
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 — Ashtabula, Ohio
Open full size
1930 US Federal Census — Ashtabula, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1748:0518)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | August Tirkkonen | 53 | Head | Laborer | Ohio |
| 52 | Charles A Harmon | 46 | Head | Operator | Ohio |
| 53 | Georgia B Harmon | 46 | Wife | — | Michigan |
| 54 | William J Harmon | 24 | Son | Operator | Ohio |
| 55 | Harry D Harmon | 20 | Son | — | Ohio |
| 56 | Charles A Harmon THIS PERSON | 16 | Son | — | Ohio |
| 57 | Evelyn L Harmon | 10 | Daughter | — | Ohio |
| 58 | James E Harmon | 9 | Son | — | Ohio |
| 59 | Arthur B Heir | 56 | Head | Farmer | Ohio |
| 60 | Kenneth D Heir | 30 | Son | Truck Driver | Ohio |
| 61 | Eden E Heir | 26 | Son | — | Pennsylvania |
| 62 | George L Heir | 8 | Son | — | Ohio |
| 63 | Gordon E Heir | 6 | Son | — | Ohio |
| 64 | Margaret L Heir | 3 | Daughter | — | Ohio |
| 65 | Gordon Rose | 5 | Boarder | — | Pennsylvania |
| 66 | Emmitt L Graham | 65 | Head | Farming | Ohio |
| 67 | Mattie M Graham | 63 | Wife | — | Ohio |
| 68 | Perry M Hays | 57 | Head | Mail Carrier | West Virginia |
| 69 | Mattie M Hays | 54 | Wife | — | West Virginia |
| 70 | Carl R Hays | 23 | Son | — | West Virginia |
| 71 | Mary E Hays | 10 | Daughter | — | Ohio |
| 72 | Harold F Hurst | 32 | Head | Laborer | Ohio |
| 73 | Lucile G Hurst | 29 | Wife | — | West Virginia |
| 74 | Lois Hurst | 10 | Daughter | — | Ohio |
| 75 | Leo C Hurst | 9 | Son | — | Ohio |
| 76 | George Hurst | 8 | Son | — | Ohio |
| 77 | Paul E Hurst | 6 | Son | — | Ohio |
| 78 | Frederick H Hurst | 2 | Son | — | Ohio |
| 79 | Belle L Severn | 67 | Head | — | Ohio |
| 80 | Homer O Jordan | 45 | Son | — | Ohio |
| 81 | Samuel H Simms | 61 | Head | Operator | Ohio |
| 82 | Nellie M Simms | 57 | Wife | — | Michigan |
| 83 | Arthur B Simms | 7 | Son | — | Ohio |
| 84 | Harley L Pontius | 44 | Head | Farming | Indiana |
| 85 | Nora E Pontius | 38 | Wife | — | Indiana |
| 86 | Dorothy M Pontius | 15 | Daughter | — | Indiana |
| 87 | Esther M Pontius | 11 | Daughter | — | Indiana |
| 88 | Enoch J Pontius | 68 | Father | — | Indiana |
| 89 | John J Leonard | 46 | Head | Laborer | Ohio |
| 90 | Nellie A Leonard | 27 | Wife | — | Ohio |
| 91 | Mary M Leonard | 5 | Daughter | — | Ohio |
| 92 | James J Leonard | 3 | Son | — | Ohio |
| 93 | John J Leonard | 1 | Son | — | Ohio |
| 94 | Niles J Jokela | 25 | Head | Merchant | Ohio |
| 95 | Angela S Jokela | 24 | Wife | Saleslady | Ohio |
| 96 | Robert M Jokela | 3 | Son | — | Ohio |
| 97 | Ellen Letho | 22 | Sister-in-law | Saleslady | Ohio |
| 98 | Harry Morton | 39 | Head | Laborer | Pennsylvania |
| 99 | Lena S Morton | 39 | Wife | — | Ohio |
| 100 | Rosie J Morton | 7 | Daughter | — | 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)