HJ
Harry Johnson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Guernsey, Ohio
Our Model Tree links this Harry Johnson across the 1910, 1920 and 1930 US Censuses in Guernsey, Ohio (XGBoost, ~Confirmed), with identified parents Samuel & Lillie — first a son (b.~1907), then head of a 5-person household.
Age 23
b. ~1907
Male
Son
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Guernsey, Ohio |
| Surname | Johnson |
| 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 |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Teacher |
| Township / Ward | Birmingham Village |
| 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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Samuel Johnson | Head | — | 54 | ~1876 |
| Lily Johnson | Other | — | 53 | ~1877 |
| Freda Johnson | Other | — | 18 | ~1912 |
| Carl Johnson | Son | — | 20 | ~1910 |
| Harry Johnson | Son | — | 23 | ~1907 |
Census Appearances
1910
Guernsey, Ohio
Son, age 3
Guernsey, Ohio · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Harry E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Guernsey, Ohio
Son, age 12
Guernsey, Ohio · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Harry |
| 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
Guernsey, Ohio
Son, age 23
Guernsey, Ohio · implied b. ~1907 — 5 household members
| Surname | Johnson |
| 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 | Teacher |
| Industry | Public School |
| Class of Worker | W |
| 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 Harry Johnson across 3 US Census years (1910, 1920 and 1930) in Guernsey, Ohio, using XGBoost record linkage. Identified parents: father Samuel Johnson (~0.92 confidence) and mother Lillie Johnson (~0.92 confidence) and mother Lillie Johnson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Samuel Johnson
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Lillie Johnson
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Lillie Johnson
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Johnson
Son · 1930 · age 23 · b. ~1907 · Ohio
★ You are viewing this record
Sibling
Carl Johnson
Sibling · 1930 · age 20
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 — Guernsey, Ohio
Open full size
1930 US Federal Census — Guernsey, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1805:0250)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mary J. A. Foster | 23 | Daughter | — | Ohio |
| 52 | Thomas M. G. Foster | 21 | Son | — | Ohio |
| 53 | Elizabeth M. Foster | 18 | Daughter | — | Ohio |
| 54 | Virginia E. Foster | 16 | Daughter | — | Ohio |
| 55 | Wm. H. Foster | 14 | Son | — | Ohio |
| 56 | Taylor J. Foster | 12 | Son | — | Ohio |
| 57 | Adam H. Frasher | 63 | Head | Farmer | Ohio |
| 58 | Emma A. Frasher | 62 | Wife-H | — | Ohio |
| 59 | Mary O. Frasher | 22 | Daughter | Teacher | Ohio |
| 60 | Michael H. Brininger | 72 | Head | — | Ohio |
| 61 | Belle Brininger | 69 | Wife-H | — | Ohio |
| 62 | Galen L. Brininger | 15 | Grand-son | — | Ohio |
| 63 | Harlan Hughes | 29 | Head | Pumper | Ohio |
| 64 | Iona R. Hughes | 29 | Wife-H | — | Ohio |
| 65 | Eileen E. Hughes | 5 | Daughter | — | Ohio |
| 66 | Richard E. Hughes | 2 | Son | — | Ohio |
| 67 | Jesse E. Wilson | 60 | Head | Farmer | Ohio |
| 68 | Anna M. Wilson | 45 | Wife-H | — | Ohio |
| 69 | John L. Wilson | 18 | Son | — | Ohio |
| 70 | Gordon J. Wilson | 14 | Son | — | Ohio |
| 71 | Samuel Johnson | 54 | Head | Farmer | Ohio |
| 72 | Lily M. Johnson | 53 | Wife-H | — | Ohio |
| 73 | Harry E. Johnson THIS PERSON | 23 | Son | Teacher | Ohio |
| 74 | Carl C. Johnson | 20 | Son | Farmer | Ohio |
| 75 | Freda M. Johnson | 18 | Daughter-in-law | — | Ohio |
| 76 | Adrain A. Sturdevant | 69 | Head | Farmer | Ohio |
| 77 | Mary K. Sturdevant | 66 | Wife-H | — | Ohio |
| 78 | Clarence Tobin | 51 | Head | Farmer | Ohio |
| 79 | Margaret M. Tobin | 47 | Wife-H | — | Ohio |
| 80 | Floyd E. Tobin | 2 | Son | — | Ohio |
| 81 | Willard F. Hughes | 35 | Head | Carpenter | Ohio |
| 82 | Gladys M. Hughes | 31 | Wife-H | — | Ohio |
| 83 | Beulah J. Hughes | 8 | Daughter | — | Ohio |
| 84 | Lucile I. Hughes | 5 | Daughter | — | Ohio |
| 85 | Betty J. Hughes | 1 | Daughter | — | Ohio |
| 86 | Isaac E. Speck | 49 | Head | — | Ohio |
| 87 | Hall Myers | 37 | Head | Laborer | Ohio |
| 88 | Anna M. Myers | 38 | Wife-H | — | Ohio |
| 89 | Margaret Myers | 17 | Daughter | — | Ohio |
| 90 | George W. Tedrick | 52 | Head | Sawyer | Ohio |
| 91 | Anna N. Tedrick | 46 | Wife-H | — | Ohio |
| 92 | Earnest R. Tedrick | 26 | Son | Truck Driver | Ohio |
| 93 | Wanda M. Tedrick | 19 | Daughter-in-law | — | Ohio |
| 94 | Alice M. Tedrick | 14 | Daughter | — | Ohio |
| 95 | Kenneth Tedrick | 12 | Son | — | Ohio |
| 96 | Frank R. Swartz | 62 | Head | Merchant | Ohio |
| 97 | Eva S. Swartz | 54 | Wife-H | — | Ohio |
| 98 | Frank C. Swartz | 24 | Son | Laborer | Ohio |
| 99 | Harry A. Swartz | 20 | Son | Laborer | Ohio |
| 100 | Mary E. Swartz | 12 | Daughter | — | Ohio |
Pedigree Summary
Harry + 1 sibling
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)