JM
James Mack — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Newport-News-City-County, Virginia
Our Model Tree links this James Mack across the 1930 and 1940 US Censuses in Newport-News-City-County, Virginia (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 10-person household.
Age 21
b. ~1919
Male
Son
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Newport-News-City-County, Virginia |
| Surname | Mack |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Newport News |
| 1935 Residence (County) | Warwick |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Newport News |
| 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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Mack | Son | — | 21 | ~1919 |
| Clara Mack | Daughter | — | 15 | ~1925 |
| Odell Mack | Daughter | — | 32 | ~1908 |
| Aaron Mack | Son | — | 27 | ~1913 |
| Aaron Mack | Head | — | 55 | ~1885 |
| Marcus Mack | Son | — | 19 | ~1921 |
| Thelma Mack | Daughter | — | 23 | ~1917 |
| Estelle Mack | Daughter | — | 11 | ~1929 |
| Lydia Mack | Spouse | — | 52 | ~1888 |
| Charles Mack | Son | — | 17 | ~1923 |
Census Appearances
1930
Warwick, Virginia
Son, age 11
Warwick, Virginia · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mack |
| Given Name | James E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Newport-News-City-County, Virginia
Son, age 21
Newport-News-City-County, Virginia · implied b. ~1919 — 10 household members
| Surname | Mack |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Newport News |
| 1935 Residence (County) | Warwick |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Mack across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Mack
Son · 1940 · age 21 · b. ~1919 · Virginia
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Sibling
Thelma Mack
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Estelle Mack
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Mack
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Mack
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marcus Mack
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Aaron Mack
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Odell Mack
Sibling · 1940 · age 32
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 — Newport-News-City-County, Virginia
Open full size
1940 US Federal Census — Newport-News-City-County, Virginia
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-04310-00593)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Stanley Reynolds | 35 | Head | Cook | Virginia |
| 42 | Ruth Reynolds | 30 | Wife | Housework | Virginia |
| 43 | Charles Riddick | 28 | Lodger | Repairer | Iowa |
| 44 | Mary Riddick | 19 | Lodger | — | North Carolina |
| 45 | Merlyn Maynard | 21 | Lodger | — | North Carolina |
| 46 | Daniel Maynard | 21 | Lodger | — | Virginia |
| 49 | Andrew B. Lucas | 43 | Head | Driller | Penn |
| 50 | Josephine D. Lucas | 38 | Wife | — | Virginia |
| 51 | Andrew Lucas | 16 | Son | — | Virginia |
| 52 | Lawrence Lucas | 14 | Son | — | Virginia |
| 53 | Buckley Coleman | 47 | Head | Angle Iron Ship | Virginia |
| 54 | Hattie Q. Coleman | 45 | Wife | — | Virginia |
| 55 | Soloman Bradshaw | 73 | Head | Coal Pier | Virginia |
| 56 | Lizzie Bradshaw | 43 | Wife | — | Virginia |
| 57 | Jerome Howard | 24 | Nephew | Delivery Man | Virginia |
| 58 | Bernice Howard | 19 | Lodger | — | Virginia |
| 59 | Anna L. Howard | 25 | Lodger | — | Virginia |
| 60 | Jerome Howard | 2 | Lodger | — | Virginia |
| 61 | Lottie D. Banks | 59 | Head | — | Virginia |
| 62 | Edna Banks | 32 | Daughter | Housework | Virginia |
| 63 | David A. Taylor | 63 | Head | Carpenter | Virginia |
| 64 | Robert A. Brown | 29 | Grandson | Shoe Maker | New York |
| 65 | Leila D. Brown | 20 | Daughter in law | — | Virginia |
| 66 | Robert Jr. Brown | 2 | Great Grandson | — | Virginia |
| 67 | Leslie Brown | 0 | Great Grandson | — | Virginia |
| 68 | Aaron A. Mack | 55 | Head | Riveter | North Carolina |
| 69 | Lydia A. Mack | 52 | Wife | — | Virginia |
| 70 | Odell A. Mack | 32 | Daughter | Housework | Virginia |
| 71 | Aaron A. Mack | 27 | Son | — | Virginia |
| 72 | Thelma Mack | 23 | Daughter | Laundress | Virginia |
| 73 | James Mack THIS PERSON | 21 | Son | — | Virginia |
| 74 | Marcus Mack | 19 | Son | — | Virginia |
| 75 | Charles Mack | 17 | Son | — | Virginia |
| 76 | Clara Mack | 15 | Daughter | — | Virginia |
| 77 | Estelle Mack | 11 | Daughter | — | Virginia |
| 78 | John F. A. Ballow | 37 | Head | Music Teacher | Virginia |
| 79 | Edna D. Ballow | 34 | Wife | — | Virginia |
| 80 | Leonard S. Ross | 13 | Step Son | — | Virginia |
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)