JH
John Holland — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cecil, Maryland
Our Model Tree links this John Holland across the 1920 and 1930 US Censuses in Cecil, Maryland (XGBoost, ~Confirmed) — first a son (b.~1913), then head of a 12-person household.
Age 17
b. ~1913
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cecil, Maryland |
| Surname | Holland |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Laborer |
| Township / Ward | District 2 |
| Est. Birth Year | ~1913 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Mary Holland | Daughter | — | 7 | ~1923 |
| Linda Holland | Daughter | — | 10 | ~1920 |
| James Holland | Head | — | 52 | ~1878 |
| Birdie Holland | Other | — | 42 | ~1888 |
| Andrew Holland | Son | — | 12 | ~1918 |
| Monroe Holland | Son | — | 5 | ~1925 |
| John Holland | Son | — | 17 | ~1913 |
| Ideal Holland | Son | — | 2 | ~1928 |
| Edward Holland | Son | — | 20 | ~1910 |
| Robert Holland | Son | — | 15 | ~1915 |
| Robert Holland | Son | — | 21 | ~1909 |
| Wilson Holland | Son | — | 18 | ~1912 |
Census Appearances
1920
Cecil, Maryland
Son, age 10
Cecil, Maryland · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Holland |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Cecil, Maryland
Son, age 17
Cecil, Maryland · implied b. ~1913 — 12 household members
| Surname | Holland |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| 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 Holland across 2 US Census years (1920 and 1930) in Cecil, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
John Holland
Son · 1930 · age 17 · b. ~1913 · Maryland
★ You are viewing this record
Sibling
Robert Holland
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Holland
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Holland
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ideal Holland
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilson Holland
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Monroe Holland
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Linda Holland
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Holland
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Andrew Holland
Sibling · 1930 · age 12
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
1930 US Federal Census — Cecil, Maryland
Open full size
1930 US Federal Census — Cecil, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus871unit:0716)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Samuel H Dixon | 32 | Head | Farmer | Maryland |
| 52 | Hilda Dixon | 26 | Wife-H | — | Maryland |
| 53 | Mason Dixon | 5 | Son | — | Maryland |
| 54 | Jesse Fletcher | 21 | — | Laborer | Maryland |
| 55 | John Mackell | 19 | — | Laborer | Maryland |
| 56 | George Carpentier | 35 | Head | Farmer | Maryland |
| 57 | Evelyn Carpentier | 25 | Wife-H | — | Virginia |
| 58 | Thomas Carpentier | 6 | Daughter | — | Maryland |
| 59 | Lois Carpentier | 3 | Daughter | — | Maryland |
| 60 | June Carpentier | 1 | Daughter | — | Maryland |
| 61 | Elizabeth Carpentier | 77 | Mother | — | Maryland |
| 62 | Marvin Reed | 35 | Head | Farmer | Maryland |
| 63 | Mary Reed | 34 | Wife-H | — | Maryland |
| 64 | Robert Ireland | 27 | Head | Farmer | Maryland |
| 65 | Ida F Ireland | 26 | Wife-H | — | Maryland |
| 66 | Evelyn Ireland | 6 | Son | — | Maryland |
| 67 | Ella Basford | 62 | Aunt | — | Maryland |
| 68 | Thomas Basford | 67 | Head | — | Maryland |
| 69 | Amelia Basford | 38 | Daughter | — | Maryland |
| 70 | Ernest Carpentier | 39 | Boarder | Farmer | Maryland |
| 71 | Rosie Ireland | 35 | Head | Laundress | Maryland |
| 72 | Jewell Ireland | 16 | Daughter | — | Maryland |
| 73 | George Ireland | 14 | Son | Laborer | Maryland |
| 74 | Edna Ireland | 13 | Daughter | — | Maryland |
| 75 | Theresa Ireland | 11 | Daughter | — | Maryland |
| 76 | Louis Ireland | 6 | Son | — | Maryland |
| 77 | Louise Ireland | 5 | Daughter | — | Maryland |
| 78 | Ella Jefferson | 58 | Mother | — | Maryland |
| 79 | Warren Jefferson | 42 | Brother | Laborer | Maryland |
| 80 | Louis Thomas | 40 | Head | Farmer | Maryland |
| 81 | Charlotte Thomas | 37 | Wife-H | — | Maryland |
| 82 | Clarence Thomas | 20 | Son | Laborer | Maryland |
| 83 | Louis F Thomas | 18 | Son | Laborer | Maryland |
| 84 | Harry Thomas | 15 | Son | — | Maryland |
| 85 | Albert Bowen | 52 | Head | Merchant | Maryland |
| 86 | Nellie N Bowen | 49 | Wife-H | — | Maryland |
| 87 | George H Bowen | 26 | Son | Farmer | Maryland |
| 88 | Laura Carpentier | 52 | Boarder | — | Maryland |
| 89 | James Holland | 52 | Head | Farmer | Maryland |
| 90 | Birdie Holland | 42 | Wife-H | — | Maryland |
| 91 | Robert Holland | 21 | Son | Farmer | Maryland |
| 92 | Edward Holland | 20 | Son | Laborer | Maryland |
| 93 | Wilson Holland | 18 | Son | Laborer | Maryland |
| 94 | John Holland THIS PERSON | 17 | Son | Laborer | Maryland |
| 95 | Robert Holland | 15 | Son | — | Maryland |
| 96 | Andrew Holland | 12 | Son | — | Maryland |
| 97 | Linda Holland | 10 | Daughter | — | Maryland |
| 98 | Mary Holland | 7 | Daughter | — | Maryland |
| 99 | Monroe Holland | 5 | Son | — | Maryland |
| 100 | Ideal Holland | 2 | Son | — | Maryland |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)