JH
John Hopkins — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegany-County, Maryland
Our Model Tree links this John Hopkins across the 1920, 1930 and 1940 US Censuses in Allegany-County, Maryland (XGBoost, ~Confirmed), with identified parents John & Blanchetta — first a head (b.~1909), then head of a 3-person household.
Age 31
b. ~1909
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegany-County, Maryland |
| Surname | Hopkins |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Frostburg |
| 1935 Residence (County) | Allegany |
| Additional Details | |
| Occupation | spinner |
| Industry | silk industry |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1299 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Spinner |
| Township / Ward | Frostburg |
| Est. Birth Year | ~1909 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Hopkins | Head | — | 31 | ~1909 |
| Richard Hopkins | Son | — | 3 | ~1937 |
| Gladys Hopkins | Spouse | — | 23 | ~1917 |
Census Appearances
1920
Allegany, Maryland
Son, age 10
Allegany, Maryland · implied b. ~1910 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hopkins |
| Given Name | John E. V. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Allegany, Maryland
Son, age 21
Allegany, Maryland · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hopkins |
| Given Name | John Ed. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Missouri |
| Occupation | spinner |
| Industry | silk mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Allegany-County, Maryland
Head, age 31
Allegany-County, Maryland · implied b. ~1909 — 3 household members
| Surname | Hopkins |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Frostburg |
| 1935 Residence (County) | Allegany |
| Occupation | spinner |
| Industry | silk industry |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1299 |
| Highest Grade | No 7 |
| 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 Hopkins across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Hopkins (~0.92 confidence) and mother Blanchetta Hopkins (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Hopkins
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Blanchetta Hopkins
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Hopkins
Head · 1940 · age 31 · b. ~1909 · Maryland
★ You are viewing this record
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-t0627-01500-00238)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Claude Robinette | 18 | Head | — | Maryland |
| 42 | Mary Robinette | 17 | Grand-daughter | — | Maryland |
| 43 | Claude Robinette | 1 | Grand-child | — | Maryland |
| 44 | John Hopkins THIS PERSON | 31 | Head | Spinner | Maryland |
| 45 | Gladys Hopkins | 23 | Wife | — | Maryland |
| 46 | Richard Hopkins | 3 | Son | — | Maryland |
| 47 | Elizabeth Morgan | 57 | Head | — | Maryland |
| 48 | Lina Morgan | 33 | Daughter | — | Maryland |
| 49 | Charles Morgan | 20 | Son | Warehouse Clerk | Maryland |
| 50 | Elizabeth Morgan | 16 | Daughter | — | Maryland |
| 51 | Donald Morgan | 13 | Son | — | Maryland |
| 52 | Madeline Learner | 31 | Daughter | — | Maryland |
| 53 | Barbara Learner | 5 | Grand-child | — | Maryland |
| 54 | Samuel Morgan | 28 | Son | Sheet Metal Worker | Maryland |
| 55 | Brian Callens | 38 | Brother | Warehouse | Maryland |
| 56 | Patricia Morgan | 9 | Grand-child | — | Maryland |
| 57 | Constance Morgan | 5 | Grand-child | — | Maryland |
| 58 | Paul Morgan | 39 | Son | Truck Driver | Maryland |
| 59 | Ruby Morgan | 20 | Daughter-in-law | — | Maryland |
| 60 | William Freeman | 40 | Head | Mechanic | Maryland |
| 61 | Myrtle Freeman | 39 | Wife | — | Maryland |
| 62 | William Jr. Freeman | 9 | Son | — | Maryland |
| 63 | Jennie Hassel | 64 | Mother-in-law | — | Maryland |
| 64 | William H. Hyde | 26 | Head | Coal Miner | Maryland |
| 65 | Thelma Hyde | 28 | Wife | — | Maryland |
| 66 | Carolyn Hyde | 1 | Daughter | — | Maryland |
| 67 | Charles Rafferty | 32 | Head | First Aid Man | Maryland |
| 68 | Nora Rafferty | 28 | Wife | — | Maryland |
| 69 | Daniel Rafferty | 9 | Son | — | Maryland |
| 70 | James Rafferty | 7 | Son | — | Maryland |
| 71 | Robert Rafferty | 4 | Son | — | Maryland |
| 72 | Edward Rafferty | 2 | Son | — | Maryland |
| 73 | Rachel Brode | 73 | Head | — | Maryland |
| 74 | George Brode | 54 | Son | Coal Miner | Maryland |
| 75 | Catherine Brode | 50 | Daughter | — | Maryland |
| 76 | Mary Sathoff | 49 | Daughter | — | Maryland |
| 77 | Harvey Sathoff | 55 | Son-in-law | — | Maryland |
| 78 | Earl Sathoff | 23 | Grandson | Spinner | Maryland |
| 79 | Doris Sathoff | 13 | Granddaughter | — | Maryland |
| 80 | Elizabeth Lewis | 31 | Granddaughter | — | Maryland |
Pedigree Summary
John
Gen 1 · 2 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)