JH
John Harvey — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegany-County, Maryland
Our Model Tree links this John Harvey across the 1920, 1930 and 1940 US Censuses in Allegany-County, Maryland (XGBoost, ~Confirmed), with identified parents Helen & Anton — first a son (b.~1919), then head of a 6-person household.
Age 21
b. ~1919
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegany-County, Maryland |
| Surname | Harvey |
| Given Name | John C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Westernport Town |
| 1935 Residence (County) | Allegany |
| Additional Details | |
| Occupation | Coning |
| Industry | Celanese |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 49 |
| Highest Grade | Hs 10 |
| 1935 Residence | Same Place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Coning |
| Township / Ward | Westernport Town |
| Est. Birth Year | ~1919 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Carrie Harvey | Head | — | 54 | ~1886 |
| Rose Harvey | Other | — | 27 | ~1913 |
| Francis Harvey | Other | — | ~1940 | |
| Francis Harvey | Son | — | 25 | ~1915 |
| Joseph Harvey | Son | — | 23 | ~1917 |
| John Harvey | Son | — | 21 | ~1919 |
Census Appearances
1920
Allegany, Maryland
Son, age 1
Allegany, Maryland · implied b. ~1919 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harvey |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Allegany, Maryland
Son, age 11
Allegany, Maryland · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harvey |
| Given Name | John P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Allegany-County, Maryland
Son, age 21
Allegany-County, Maryland · implied b. ~1919 — 6 household members
| Surname | Harvey |
| Given Name | John C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Westernport Town |
| 1935 Residence (County) | Allegany |
| Occupation | Coning |
| Industry | Celanese |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 49 |
| Highest Grade | Hs 10 |
| 1935 Residence | Same Place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 John Harvey across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Helen Harvey (~0.92 confidence) and father Anton Harvey (~0.92 confidence) and mother Carrie Harvey (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Helen Harvey
b. ~1879
Source mother
● Household
· direct · ~0.92
Father
Anton Harvey
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Carrie Harvey
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Harvey
Son · 1940 · age 21 · b. ~1919 · Maryland
★ You are viewing this record
Sibling
Francis Harvey
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Harvey
Sibling · 1940 · age 23
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 — Allegany-County, Maryland
Open full size
1940 US Federal Census — Allegany-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01499-00607)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rose Leah B. Ross | 15 | Daughter | — | Maryland |
| 42 | De Vere Bussell | 36 | Head | Merchant | W. Va. |
| 43 | Pearl P. Bussell | 29 | Wife | — | West Va. |
| 44 | Byrd F. Jr. Bussell | 8 | Son | — | West Va. |
| 45 | Sheridan Evans | 59 | Head | Male Nurse | West Va. |
| 46 | Emma Evans | 48 | Wife | — | West Va. |
| 47 | Robert Stully | 41 | Head | Foreman | West Va. |
| 48 | Roseline Stully | 28 | Wife | — | Maryland |
| 49 | William Stully | 13 | Son | — | Maryland |
| 50 | Thomas Devine | 53 | Head | Code Clerk | Maryland |
| 51 | Isabel Devine | 43 | Wife | — | England |
| 52 | Isabel Devine | 15 | Daughter | — | Maryland |
| 53 | Edward Devine | 12 | Son | — | Maryland |
| 54 | Margaret Devine | 8 | Daughter | — | Maryland |
| 55 | James Devine | 6 | Son | — | Maryland |
| 56 | Marie Mcgraney | 38 | Head | Beer Distributor | West Va. |
| 57 | Betty Mcgraney | 13 | Daughter | — | West Va. |
| 58 | John Mcgraney | 9 | Son | — | Maryland |
| 59 | Carrie Harvey | 54 | Head | — | Maryland |
| 60 | Joseph Harvey | 23 | Son | Spinner | Maryland |
| 61 | John C. Harvey THIS PERSON | 21 | Son | Coning | Maryland |
| 62 | Francis Harvey | 25 | Son | Spinner | Maryland |
| 63 | Rose M. Harvey | 27 | Daughter in law | — | Maryland |
| 64 | Francis Jr. Harvey | 0 | Grandson | — | Maryland |
| 65 | Charles W. Shaffer | 70 | Head | — | West Va. |
| 66 | Sophrona Shaffer | 70 | Wife | — | West Va. |
| 67 | John C. Rhodes | 44 | Head | Merchant | Penn. |
| 68 | Leah Rhodes | 36 | Wife | Merchant | Ohio |
| 69 | Charles Smith | 56 | Head | Insurance Agent | West Va. |
| 70 | Helen G. Smith | 29 | Wife | Stenographer | Maryland |
| 71 | Samuel Nelligman | 72 | Head | — | West Va. |
| 72 | Nancy Nelligman | 70 | Wife | — | West Va. |
| 73 | Henry Harrison | 59 | Lodger | Carpenter | West Va. |
| 74 | Charles Dixon | 35 | Head | Pipe Fitter | West Virginia |
| 75 | Mildred Dixon | 34 | Wife | — | Maryland |
| 76 | Robert Dixon | 14 | Son | — | Maryland |
| 77 | Thomas Dixon | 8 | Son | — | Maryland |
| 78 | Ara Shook | 28 | Lodger | — | West Va. |
| 79 | David Shook | 0 | Lodger | — | West Va. |
| 80 | Gordon Green | 23 | Head | Spinner | Maryland |
Pedigree Summary
John + 2 siblings
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 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)