PJ
Peter Johnson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, New Jersey
Our Model Tree links this Peter Johnson across the 1900, 1910, 1920 and 1930 US Censuses in Middlesex, New Jersey (XGBoost, ~Confirmed) — first a head (b.~1864), then head of a 5-person household.
Age 66
b. ~1864
Male
Head
Born: Denmark
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, New Jersey |
| Surname | Johnson |
| Given Name | Peter J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Denmark |
| Naturalization Status | Naturalized |
| Year of Immigration | 1899 |
| Age at First Marriage | 22 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Additional Details | |
| Occupation | Laundry |
| Industry | Clothes |
| Class of Worker | E |
| Can Read/Write | Yes |
| Mother Tongue | Danish |
| Home Owned/Rented | O |
| Home Value / Rent | 11,000 |
| Radio Set | R |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
| Occupation | Laundry |
| Township / Ward | South River Borough |
| Est. Birth Year | ~1864 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Peter | Age | Birth yr |
|---|---|---|---|---|
| Peter Johnson | Head | — | 66 | ~1864 |
| Grace Johnson | Other | — | 32 | ~1898 |
| Louise Johnson | Other | — | 24 | ~1906 |
| Mina Johnson | Other | — | 65 | ~1865 |
| Thomas Johnson | Son | — | 33 | ~1897 |
Census Appearances
1900
Middlesex, New …
Head, age 37
Middlesex, New Jersey · implied b. ~1863 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Peter |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Denmark |
| Birth Month | Sept |
| Birth Year | 1863 |
| Year of Immigration | 1879 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Boatman |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1910
Middlesex, New …
Head, age 45
Middlesex, New Jersey · implied b. ~1865 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Peter |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Denmark |
| Years Married | 25 |
| Year of Immigration | 1880 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Driver |
| Industry | Brick yard |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1920
Middlesex, New …
Head, age 56
Middlesex, New Jersey · implied b. ~1864 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Peter |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Denmark |
| Year of Immigration | 1879 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Retired |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Danish |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth Country | Denmark |
| Year of Naturalization | 1899 |
| Birthplace (normalized) | denmark |
1930
Middlesex, New …
Head, age 66
Middlesex, New Jersey · implied b. ~1864 — 5 household members
| Surname | Johnson |
| Given Name | Peter J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Denmark |
| Naturalization Status | Naturalized |
| Year of Immigration | 1899 |
| Age at First Marriage | 22 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Laundry |
| Industry | Clothes |
| Class of Worker | E |
| Can Read/Write | Yes |
| Mother Tongue | Danish |
| Home Owned/Rented | O |
| Home Value / Rent | 11,000 |
| Radio Set | R |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
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 Peter Johnson across 4 US Census years (1900, 1910, 1920 and 1930) in Middlesex, New Jersey, using XGBoost record linkage.
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This person
Anchor record
Peter Johnson
Head · 1930 · age 66 · b. ~1864 · New Jersey
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Middlesex, New Jersey
Open full size
1930 US Federal Census — Middlesex, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1369:0437)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rev. J. Griffith | 75 | Head | Reverend | Ohio |
| 2 | Alice E. Griffith | 74 | Wife-H | — | Ohio |
| 3 | Lillian Hendrickson | 50 | Head | — | Pennsylvania |
| 4 | Christopher Bernhard | 50 | Head | Builder | Germany |
| 5 | Mamie Bernhard | 43 | Wife-H | — | New Jersey |
| 6 | Mildred Bernhard | 16 | Daughter | — | New York |
| 7 | Florence Cross | 30 | Boarder | Teacher | Missouri |
| 8 | Peter J. Johnson THIS PERSON | 66 | Head | Laundry | Denmark |
| 9 | Mina K. Johnson | 65 | Wife-H | — | Denmark |
| 10 | Thomas C. Johnson | 33 | Son | Salesman | New Jersey |
| 11 | Grace Johnson | 32 | Daughter-in-law | Clerk | Wyoming |
| 12 | Louise Johnson | 24 | Maid | Servant | Denmark |
| 13 | Melvin Hunt | 40 | Head | Doctor | New Jersey |
| 14 | Ruth Hunt | 34 | Wife-H | — | New Jersey |
| 15 | Douglas Hunt | 11 | Son | — | New Jersey |
| 16 | Melvin Jr. Hunt | 7 | Son | — | New Jersey |
| 17 | John Flagstad | 31 | Head | Shipping Clerk | New Jersey |
| 18 | Laura Flagstad | 38 | Wife-H | — | New York |
| 19 | Audrey Flagstad | 3 | Daughter | — | New Jersey |
| 20 | Anna Schroeder | 61 | Mother-in-law | — | Germany |
| 21 | Gottlob Luthhart | 54 | Head | Meat Dealer | Germany |
| 22 | Fannie Luthhart | 46 | Wife-H | — | Germany |
| 23 | Amelia Luthhart | 19 | Daughter | Teacher | New Jersey |
| 24 | Louise Luthhart | 15 | Daughter | — | New Jersey |
| 25 | Charles Lenberg | 45 | Head | Superintendent | Connecticut |
| 26 | Akatha Lenberg | 43 | Wife-H | — | Connecticut |
| 27 | Lois Lenberg | 19 | Daughter | Stenographer | Connecticut |
| 28 | Dewitt Price | 39 | Head | Store Clerk | New Jersey |
| 29 | Virginia Price | 36 | Daughter | Clerk | New Jersey |
| 30 | John Price | 9 | Son | — | New Jersey |
| 31 | Dewitt Jr. Price | 5 | Son | — | New Jersey |
| 32 | Susie Mullin | 33 | Head | Teacher | New Jersey |
| 33 | John Mullin | 60 | Father | — | New Jersey |
| 34 | Mary Mullin | 53 | Mother | — | New Jersey |
| 35 | Bertha Stadler | 60 | Head-H | — | New York |
| 36 | Mary Stadler | 50 | Sister | Teacher | New Jersey |
| 37 | Rasmus Smith | 55 | Head | Carpenter | Denmark |
| 38 | Martha Smith | 56 | Wife-H | — | Denmark |
| 39 | John Smith | 29 | Son | Carpenter | Denmark |
| 40 | Lawrence Smith | 26 | Son | Carpenter | Denmark |
| 41 | Martin Smith | 23 | Son | — | Denmark |
| 42 | Charles Smith | 21 | Son | — | Denmark |
| 43 | George Jr. Applegate | 27 | Head | Lawyer | New Jersey |
| 44 | Amelia Applegate | 26 | Wife-H | Secretary | New Jersey |
| 45 | Sophie Schock | 18 | Sister | — | New Jersey |
| 46 | John Schock | 14 | Brother-in-law | — | New Jersey |
| 47 | Walter Schock | 12 | Brother-in-law | — | New Jersey |
| 48 | Edward Schock | 8 | Brother-in-law | — | New Jersey |
| 49 | F. C. Bissett | 65 | Head | Proprietor | New Jersey |
| 50 | Moll Bissett | 60 | Wife-H | — | New Jersey |
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)