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Mary Holt — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this Mary Holt across the 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed) — first a spouse (b.~1906), then head of a 10-person household.
Age 34
b. ~1906
Female
Spouse
Born: Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Holt |
| Given Name | Mary C |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Orange |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Clothes Presser |
| Industry | Private home |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 570 |
| Highest Grade | H 4 |
| 1935 Residence | New Jersey |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Clothes Presser |
| Township / Ward | Orange |
| Est. Birth Year | ~1906 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Barbara Holt | Daughter | — | 10 | ~1930 |
| William Holt | Son | — | 5 | ~1935 |
| Gilbert Holt | Head | — | 40 | ~1900 |
| Gilbert Holt | Son | — | 12 | ~1928 |
| Mary Holt | Daughter | — | 2 | ~1938 |
| Robert Holt | Son | — | 5 | ~1935 |
| Ruth Holt | Daughter | — | 16 | ~1924 |
| Mary Holt | Spouse | — | 34 | ~1906 |
| Elizabeth Holt | Daughter | — | 13 | ~1927 |
| Gwendolyn Holt | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Essex, New …
Other, age 28
Essex, New Jersey · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Holt |
| Given Name | Mary E |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Virginia |
| Age at First Marriage | 21 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Essex-County, New …
Spouse, age 34
Essex-County, New Jersey · implied b. ~1906 — 10 household members
| Surname | Holt |
| Given Name | Mary C |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Orange |
| 1935 Residence (County) | Essex |
| Occupation | Clothes Presser |
| Industry | Private home |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 570 |
| Highest Grade | H 4 |
| 1935 Residence | New Jersey |
| 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 Mary Holt across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Holt
Spouse · 1940 · age 34 · b. ~1906 · New Jersey
★ 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 — Essex-County, New Jersey
Open full size
1940 US Federal Census — Essex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02331-00100)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Norman Prime | 50 | Head | Information Clerk | New York |
| 2 | Ella Prime | 50 | Wife | — | New York |
| 3 | Norman Jr Prime | 20 | Son | Orderly | New Jersey |
| 4 | William Prime | 17 | Son | — | New Jersey |
| 5 | Marjorie Prime | 12 | Daughter | — | New Jersey |
| 6 | Winifred Downey | 65 | Boarder | — | New Jersey |
| 7 | Diana Downey | 5 | Boarder | — | New Jersey |
| 8 | Albert Downey | 2 | Boarder | — | New Jersey |
| 9 | Jenny Washington | 63 | Head | — | No Carolina |
| 10 | Bruce Washington | 26 | Son | Laborer | New Jersey |
| 11 | George W Washington | 34 | Son | Laborer | New Jersey |
| 12 | Ross Boyett | 52 | Lodger | Tailor | Florida |
| 13 | Mary Boyett | 45 | Lodger | Housework | Virginia |
| 14 | Alice Hall | 40 | Head | Registered Nurse | New York |
| 15 | Abraham Green | 64 | Head | Truck Driver | So Carolina |
| 16 | Mittie Green | 64 | Wife | — | So Carolina |
| 17 | Roberta Green | 34 | Daughter | — | So Carolina |
| 18 | Isaac Green | 37 | Son | — | So Carolina |
| 19 | Edward Byrd | 40 | Lodger | — | So Carolina |
| 20 | Gilbert Holt | 40 | Head | Plumber | New Jersey |
| 21 | Mary C Holt THIS PERSON | 34 | Wife | Clothes Presser | Virginia |
| 22 | Ruth Holt | 16 | Daughter | — | New Jersey |
| 23 | Gwendolyn Holt | 15 | Daughter | — | New Jersey |
| 24 | Elizabeth Holt | 13 | Daughter | — | New Jersey |
| 25 | Gilbert Jr Holt | 12 | Son | — | New Jersey |
| 26 | Barbara Holt | 10 | Daughter | — | New Jersey |
| 27 | Robert Holt | 5 | Son | — | New Jersey |
| 28 | William Holt | 5 | Son | — | New Jersey |
| 29 | Mary E Holt | 2 | Daughter | — | New Jersey |
| 30 | Andrew Ford | 40 | Head | Laborer | Arizona |
| 31 | Doll Ford | 34 | Wife | — | Virginia |
| 32 | Marie Ford | 12 | Daughter | — | Virginia |
| 33 | Clarence Ford | 11 | Son | — | New Jersey |
| 34 | Anna M Ford | 8 | Daughter | — | New Jersey |
| 35 | Andrew Ford | 2 | Son | — | New Jersey |
| 36 | Robert Ford | 30 | Brother | Laborer | Virginia |
| 37 | Leonard Ashburn | 27 | Lodger | Polisher | Virginia |
| 38 | Theon Freeman | 24 | Head | Suit Presser | Florida |
| 39 | Frances Freeman | 22 | Wife | — | So Carolina |
| 40 | Luther Starback | 24 | Partner | Laborer | No Carolina |
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)