HJ
Harry Johnston — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Monroe-County, New York
Our Model Tree links this Harry Johnston across the 1930 and 1940 US Censuses in Monroe-County, New York (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 6-person household.
Age 12
b. ~1928
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Monroe-County, New York |
| Surname | Johnston |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (County) | Monroe |
| Additional Details | |
| Highest Grade | No 6 |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Rochester |
| Est. Birth Year | ~1928 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Nicholas Johnston | Head | — | 54 | ~1886 |
| Rita Johnston | Daughter | — | 14 | ~1926 |
| William Johnston | Son | — | 6 | ~1934 |
| Ruth Johnston | Daughter | — | 16 | ~1924 |
| Stella Johnston | Spouse | — | 39 | ~1901 |
| Harry Johnston | Son | — | 12 | ~1928 |
Census Appearances
1930
Monroe, New …
Son, age 3
Monroe, New York · implied b. ~1927 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnston |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Greece |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Monroe-County, New …
Son, age 12
Monroe-County, New York · implied b. ~1928 — 6 household members
| Surname | Johnston |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (County) | Monroe |
| Highest Grade | No 6 |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Johnston across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Harry Johnston
Son · 1940 · age 12 · b. ~1928 · New York
★ You are viewing this record
Sibling
William Johnston
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Johnston
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Johnston
Sibling · 1940 · age 14
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 — Monroe-County, New York
Open full size
1940 US Federal Census — Monroe-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02847-00411)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Vivian La Rocca | 2 | daughter | — | New York |
| 42 | Frank Velardi | 37 | Father | Furnace | Italy |
| 43 | Sanda Velardi | 29 | Mother | — | Italy |
| 44 | Samuel Velardi | 9 | Son | — | New York |
| 45 | Michael Velardi | 6 | Son | — | New York |
| 46 | Louis Velardi | 1 | Son | — | New York |
| 47 | Nancy Tostow | 55 | Head | — | New York |
| 48 | Gertrude Tostow | 24 | daughter | — | New York |
| 49 | Dominic Tostow | 22 | Son | — | New York |
| 50 | Mary Tostow | 20 | daughter | — | New York |
| 51 | Frank Tostow | 18 | Son | Clothing | New York |
| 52 | Gino Tostow | 16 | Son | — | New York |
| 53 | Regina Tostow | 14 | daughter | — | New York |
| 54 | John Fiethun | 50 | Head | Mailtech | New York |
| 55 | Mary Fiethun | 37 | Wife | — | New York |
| 56 | John Fiethun | 12 | Son | — | New York |
| 57 | Charles Fiethun | 10 | Son | — | New York |
| 58 | Sue Ann Fiethun | 7 | daughter | — | New York |
| 59 | William Fiethun | 5 | Son | — | New York |
| 60 | Mildred Fiethun | 44 | Sister | Factory | New York |
| 61 | Catherine Fiethun | 42 | Sister | Button Co. | New York |
| 62 | Nicholas Johnston | 54 | Head | Grill | New York |
| 63 | Stella Johnston | 39 | Wife | — | New York |
| 64 | Ruth Johnston | 16 | daughter | — | New York |
| 65 | Rita Johnston | 14 | daughter | — | New York |
| 66 | Harry Johnston THIS PERSON | 12 | Son | — | New York |
| 67 | William Johnston | 6 | Son | — | New York |
| 68 | Anthony Martelli | 45 | Head | Tailor | Italy |
| 69 | Jennie Martelli | 35 | Wife | — | New York |
| 70 | Marie Martelli | 10 | daughter | — | New York |
| 71 | Lorraine Martelli | 4 | daughter | — | New York |
| 72 | Anthony Martelli | 1 | Son | — | New York |
| 73 | Frank Cicari | 65 | Head | Laborer | Italy |
| 74 | Mary Cicari | 55 | Wife | — | Italy |
| 75 | Phillipine Cicari | 31 | daughter | Dept Store | New York |
| 76 | Christina Cicari | 25 | daughter | Dept Store | New York |
| 77 | Anthony Cicari | 16 | Son | — | New York |
| 78 | Joseph Neitz | 64 | Head | Laborer | Germany |
| 79 | Rita Neitz | 24 | daughter | — | New York |
| 80 | Salvatore Giuffrida | 53 | Head | Laborer | Italy |
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)