JJ
Jacob Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · New Castle, Delaware
Our Model Tree links this Jacob Johnson across the 1920 and 1930 US Censuses in New Castle, Delaware (XGBoost, ~Confirmed) — first a head (b.~1871), then head of a 8-person household.
Age 59
b. ~1871
Male
Head
Born: Maryland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | New Castle, Delaware |
| Surname | Johnson |
| Given Name | Jacob H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 24 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Occupation | Farmer |
| Industry | Public Road |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | 72 |
| Home Owned/Rented | O |
| Home Value / Rent | 37 |
| Radio Set | R |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Farmer |
| Township / Ward | Mill Creek Hundred |
| Est. Birth Year | ~1871 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Jacob | Age | Birth yr |
|---|---|---|---|---|
| Edna Johnson | Daughter | — | 14 | ~1916 |
| Rachel Johnson | Daughter | — | 11 | ~1919 |
| Margaret Johnson | Daughter | — | 18 | ~1912 |
| Earl Johnson | Son | — | 21 | ~1909 |
| Lillian Johnson | Daughter | — | 14 | ~1916 |
| Ralph Johnson | Son | — | 26 | ~1904 |
| Emma Johnson | Spouse | — | 62 | ~1868 |
| Jacob Johnson | Head | — | 59 | ~1871 |
Census Appearances
1920
New Castle, …
Head, age 50
New Castle, Delaware · implied b. ~1870 — 15 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Jacob |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Farming |
| Industry | Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
New Castle, …
Head, age 59
New Castle, Delaware · implied b. ~1871 — 8 household members
| Surname | Johnson |
| Given Name | Jacob H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 24 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Farmer |
| Industry | Public Road |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | 72 |
| Home Owned/Rented | O |
| Home Value / Rent | 37 |
| Radio Set | R |
| Veteran | No |
| 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 Jacob Johnson across 2 US Census years (1920 and 1930) in New Castle, Delaware, using XGBoost record linkage.
Show:
This person
Anchor record
Jacob Johnson
Head · 1930 · age 59 · b. ~1871 · Delaware
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — New Castle, Delaware
Open full size
1930 US Federal Census — New Castle, Delaware
Page Contents
50 people indexed on this census page (ia:1930:15thcensus286unit:0746)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Marion Swanson | 27 | Boarder | None | Delaware |
| 52 | William Burns | 22 | Boarder | None | Pennsylvania |
| 53 | Dolores Schulmer | 19 | Boarder | None | Delaware |
| 54 | Doren Salvatore | 12 | Boarder | None | New York |
| 55 | Homer Hammond | 14 | Boarder | None | Delaware |
| 56 | Samuel Andrews | 34 | Farmer | Farm Laborer | North Carolina |
| 57 | Hattie Andrews | 28 | Wife | None | North Carolina |
| 58 | Pauline Andrews | 7 | daughter | None | North Carolina |
| 59 | Leon Andrews | 5 | son | None | North Carolina |
| 60 | Jacob H Johnson THIS PERSON | 59 | Head | Farmer | Maryland |
| 61 | Emma Johnson | 62 | Wife | None | Pennsylvania |
| 62 | Ralph Johnson | 26 | son | Laborer | Delaware |
| 63 | Earl Johnson | 21 | son | Laborer | Delaware |
| 64 | Margaret Johnson | 18 | daughter | None | Delaware |
| 65 | Lillian Johnson | 14 | daughter | None | Delaware |
| 66 | Edna Johnson | 14 | daughter | None | Delaware |
| 67 | Rachel Johnson | 11 | daughter | None | Delaware |
| 68 | Wilmer E Gregg | 66 | Head | Farmer | Delaware |
| 69 | Sarah G Gregg | 64 | Wife | None | Pennsylvania |
| 70 | Bayard Lundell | 26 | Head | Retail Salesman | Delaware |
| 71 | Elsie G Lundell | 28 | Wife | Secretary | Maryland |
| 72 | George G Johnson | 48 | Head | Laborer | Virginia |
| 73 | Martha E Johnson | 46 | Wife | None | Delaware |
| 74 | Robert W True | 41 | Head | Farmer | Delaware |
| 75 | Mary E True | 33 | Wife | None | Delaware |
| 76 | P. W. True | 11 | son | None | Delaware |
| 77 | Esther M True | 5 | daughter | None | Delaware |
| 78 | William J Walker | 56 | Head | Farm Laborer | Virginia |
| 79 | Laura E Walker | 48 | Wife | None | Virginia |
| 80 | Elmer J Walker | 23 | son | Tape Machine | Virginia |
| 81 | Edgar Walker | 20 | son | Farm Laborer | Virginia |
| 82 | Edward Walker | 16 | son | Farm Laborer | Virginia |
| 83 | Ina F Walker | 9 | daughter | None | Virginia |
| 84 | George Stephenson | 30 | Head | Carpenter | Pennsylvania |
| 85 | Lillian G Stephenson | 28 | Wife | None | Delaware |
| 86 | Delworth Buchanan | 68 | Head | Painter | Delaware |
| 87 | Adeline G Buchanan | 64 | Wife | None | Delaware |
| 88 | Clarence Collins | 48 | Head | Salesman | Delaware |
| 89 | Margaret Collins | 37 | Wife | None | Delaware |
| 90 | Calvin J Jr Highfield | 76 | Head | Farmer | Pennsylvania |
| 91 | Hannah G Highfield | 41 | daughter | Private Secretary | Delaware |
| 92 | Calvin P Highfield | 34 | son | Farm Laborer | Delaware |
| 93 | Clarence Hobson | 74 | Head | Farmer | Delaware |
| 94 | Jenny Hobson | 65 | Wife | None | Delaware |
| 95 | Howard Hobson | 45 | son | Farm Laborer | Delaware |
| 96 | Anna Hobson | 45 | daughter in law | School Teacher | Delaware |
| 97 | Leonard Stringer | 29 | Head | Farmer | Delaware |
| 98 | Margaret Stringer | 21 | Wife | None | Delaware |
| 99 | Frank L Stringer | 4 | son | None | Delaware |
| 100 | Margaret L Stringer | 3 | daughter | None | Delaware |
Related Census Records
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)