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James Day — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Frederick-County, Maryland
Our Model Tree links this James Day across the 1920, 1930 and 1940 US Censuses in Frederick-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1866), then head of a 6-person household.
Age 74
b. ~1866
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Frederick-County, Maryland |
| Surname | Day |
| Given Name | James H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 74 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Election District 9 New Market |
| 1935 Residence (County) | Frederick |
| Additional Details | |
| Occupation | Farmer |
| Industry | own Farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | 5 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Farmer |
| Township / Ward | Election District 9 New Market |
| Est. Birth Year | ~1866 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Marie Day | Daughter | — | 18 | ~1922 |
| Mary Day | Daughter | — | 12 | ~1928 |
| James Day | Head | — | 74 | ~1866 |
| Marvin Day | Son | — | 26 | ~1914 |
| Hanford Day | Son | — | 24 | ~1916 |
| Laura Day | Spouse | — | 67 | ~1873 |
Census Appearances
1920
Frederick, Maryland
Head, age 55
Frederick, Maryland · implied b. ~1865 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Day |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Farmer |
| Industry | Manager |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Frederick, Maryland
Head, age 65
Frederick, Maryland · implied b. ~1865 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Day |
| Given Name | James S |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 24 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1000 |
| Radio Set | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Frederick-County, Maryland
Head, age 74
Frederick-County, Maryland · implied b. ~1866 — 6 household members
| Surname | Day |
| Given Name | James H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 74 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Election District 9 New Market |
| 1935 Residence (County) | Frederick |
| Occupation | Farmer |
| Industry | own Farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | 5 |
| 1935 Residence | Same house |
| 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 James Day across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
James Day
Head · 1940 · age 74 · b. ~1866 · 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 — Frederick-County, Maryland
Open full size
1940 US Federal Census — Frederick-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01549-00090)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marion E Lawson | 23 | Daughter | — | Maryland |
| 2 | Sylvia E Lawson | 2 | Grand D | — | — |
| 3 | Miel W Linthicum | 37 | Head | Farmer | Maryland |
| 4 | Lama S Linthicum | 37 | Wife | — | Maryland |
| 5 | George M Linthicum | 14 | Son | — | Maryland |
| 6 | Miel W Linthicum | 11 | Son | — | Maryland |
| 7 | Joseph G Linthicum | 10 | Son | — | Maryland |
| 8 | Bernard L Linthicum | 5 | Son | — | — |
| 9 | Murray D Day | 35 | Head | Farmer | Maryland |
| 10 | Lois E Day | 33 | Wife | — | Maryland |
| 11 | James M Day | 13 | Son | — | Maryland |
| 12 | Kenneth Lee Day | 9 | Son | — | Maryland |
| 13 | John F Stup | 30 | Head | Farmer | Maryland |
| 14 | Olive E Stup | 28 | Wife | — | Maryland |
| 15 | Patricia L Stup | 6 | Daughter | — | — |
| 16 | John F Stup | 2 | Son | — | — |
| 17 | James H Day THIS PERSON | 74 | Head | Farmer | Maryland |
| 18 | Laura H Day | 67 | Wife | — | Maryland |
| 19 | Marvin Day | 26 | Son | — | Maryland |
| 20 | Hanford P Day | 24 | Son | Laborer | Maryland |
| 21 | Marie A Day | 18 | Daughter | — | Maryland |
| 22 | Mary V Day | 12 | Daughter | — | Maryland |
| 23 | Etta M Pulsail | Pulsall | 61 | Head | — | Maryland |
| 24 | Arnold Brandenburg | 27 | Son | Mechanic | Maryland |
| 25 | Beatrice M Brandenburg | 26 | Daughter | — | Maryland |
| 26 | Georgia Mae Brandenburg | 2 | Grand D | — | — |
| 27 | Talmadge Bennett | 50 | Head | Farmer | Maryland |
| 28 | Libby W Bennett | 42 | Wife | — | Maryland |
| 29 | Harold J Bennett | 18 | Son | — | Maryland |
| 30 | Shelly G Bennett | 2 | Daughter | — | — |
| 31 | Bertha Raymond | 53 | Sister | Farmer | Maryland |
| 32 | Maynard W Watkins | 45 | Head | Farmer | Maryland |
| 33 | Elsie E Watkins | 40 | Wife | — | Maryland |
| 34 | Roger M Watkins | 16 | Son | Laborer | Maryland |
| 35 | Ernest E Watkins | 3 | Son | — | — |
| 36 | Oliver B Baker | 54 | Head | Manager | Maryland |
| 37 | Nellie M Baker | 50 | Wife | — | Maryland |
| 38 | O Davis Baker | 26 | Son | Glasswork | Maryland |
| 39 | Sue Ann Baker | 16 | Daughter | — | Maryland |
| 40 | John Albert Baker | 12 | Son | — | Maryland |
Related Census Records
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)