JC
Joseph Costa — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Union, New Jersey
Our Model Tree links this Joseph Costa across the 1920, 1930 and 1940 US Censuses in Union, New Jersey (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 5-person household.
Age 47
b. ~1883
Male
Head
Born: Italy
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Union, New Jersey |
| Surname | Costa |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Italy |
| Naturalization Status | Alien |
| Year of Immigration | 1903 |
| Age at First Marriage | 28 |
| Father's Birthplace | Italy |
| Mother's Birthplace | Italy |
| Additional Details | |
| Occupation | Digger |
| Industry | Water Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Italian |
| Home Owned/Rented | R |
| Home Value / Rent | 25.00 |
| Birth Country | Italy |
| Birthplace (normalized) | italy |
| Occupation | Digger |
| Township / Ward | Elizabeth City |
| Est. Birth Year | ~1883 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| Elvira Costa | Daughter | — | 12 | ~1918 |
| Anthony Costa | Son | — | 19 | ~1911 |
| Anna Costa | Other | — | 39 | ~1891 |
| Fred Costa | Son | — | 15 | ~1915 |
| Joseph Costa | Head | — | 47 | ~1883 |
Census Appearances
1920
New York, …
Head, age 37
New York, New York · implied b. ~1883 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Costa |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Italy |
| Year of Immigration | 1902 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Italy |
| Mother's Birthplace | Italy |
| Occupation | Laborer |
| Industry | Contract Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Italian |
| Home Owned/Rented | R |
| Birth Country | Italy |
| Year of Naturalization | 1912 |
| Birthplace (normalized) | italy |
1930
Union, New …
Head, age 47
Union, New Jersey · implied b. ~1883 — 5 household members
| Surname | Costa |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Italy |
| Naturalization Status | Alien |
| Year of Immigration | 1903 |
| Age at First Marriage | 28 |
| Father's Birthplace | Italy |
| Mother's Birthplace | Italy |
| Occupation | Digger |
| Industry | Water Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Italian |
| Home Owned/Rented | R |
| Home Value / Rent | 25.00 |
| Birth Country | Italy |
| Birthplace (normalized) | italy |
1940
Union-County, New …
Other, age 57
Union-County, New Jersey · implied b. ~1883 — 40 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Costa |
| Given Name | Joseph |
| Relationship to Head | H |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Italy |
| 1935 Residence (City) | ELIZABETH |
| 1935 Residence (County) | UNION |
| Naturalization Status | Naturalized |
| Occupation | Laborer |
| Industry | Contractor |
| Class of Worker | PW |
| Hours Worked | 30 |
| Highest Grade | No |
| 1935 Residence | Same place |
| Birth Country | Italy |
| Birthplace (normalized) | italy |
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 Joseph Costa across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Joseph Costa
Head · 1930 · age 47 · b. ~1883 · 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 — Union, New Jersey
Open full size
1930 US Federal Census — Union, New Jersey
Page Contents
48 people indexed on this census page (ia:1930:newjerseycensus00reel1385:1010)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 53 | Jacob Straszewski | 43 | Brother-in-law | Carpenter | Poland |
| 54 | Jacob Leviton | 45 | Head | Peddler | Russia |
| 55 | Rose Leviton | 37 | Wife-H | — | Russia |
| 56 | Ida Leviton | 12 | Daughter | — | New Jersey |
| 57 | Martha Leviton | 10 | Daughter | — | New Jersey |
| 58 | Frank Allen | 44 | Head | Brakeman | Virginia |
| 59 | Mary Allen | 32 | Wife-H | — | Virginia |
| 60 | Frank Jr. Allen | 3 | Son | — | New Jersey |
| 61 | Herbert Allen | 16 | Boarder | House Cleaner | Virginia |
| 62 | Nicola Liano | 40 | Head | — | Italy |
| 63 | Lucia Liano | 37 | Wife-H | — | Italy |
| 64 | Phil Liano | 11 | Son | — | New Jersey |
| 65 | Louis Liano | 10 | Son | Helper | New Jersey |
| 66 | Lena Liano | 7 | Wife-H | — | New Jersey |
| 67 | Antoinette Liano | 1 | Daughter | — | New Jersey |
| 68 | Louis Libertino | 31 | Head | Laborer | Italy |
| 69 | Rose Libertino | 22 | Wife-H | — | Italy |
| 70 | Dan Marsullo | 55 | Head | Watchman | Italy |
| 71 | Rita Marsullo | 51 | Wife-H | — | Italy |
| 72 | Frank Marsullo | 13 | Son | — | Italy |
| 73 | Giro Lio | 41 | Head | Spindle Helper | Italy |
| 74 | Lucia Lio | 32 | Wife-H | — | Italy |
| 75 | Vito Lio | 9 | Daughter | — | New Jersey |
| 76 | Salvatore Luturo | 45 | Head | — | Italy |
| 77 | Tony Luturo | 18 | Son | — | New Jersey |
| 78 | Peter Luturo | 17 | Son | Block Maker | New Jersey |
| 79 | Josephine Luturo | 15 | Daughter | Server | New Jersey |
| 80 | Anthony Luturo | 13 | Son | — | New Jersey |
| 81 | Lillian Luturo | 11 | Daughter | — | New Jersey |
| 82 | Misto Luturo | 9 | Son | — | New Jersey |
| 83 | Joseph Costa THIS PERSON | 47 | Head | Digger | Italy |
| 84 | Anna Costa | 39 | Wife-H | — | Italy |
| 85 | Anthony Costa | 19 | Son | Brakeman | New Jersey |
| 86 | Fred Costa | 15 | Son | — | New Jersey |
| 87 | Elvira Costa | 12 | Daughter | — | New Jersey |
| 88 | James De Marco | 44 | Head | Laborer | Italy |
| 89 | Carmela De Marco | 40 | Wife-H | — | New York |
| 90 | Lucille De Marco | 20 | Daughter | — | New Jersey |
| 91 | Vincent De Marco | 43 | Head | Fireman | Italy |
| 92 | Lafayette De Marco | 33 | Wife-H | — | Italy |
| 93 | Thomas De Marco | 16 | Son | Spring Maker | Italy |
| 94 | Anna De Marco | 15 | Daughter | — | New Jersey |
| 95 | Mike De Marco | 13 | Daughter | — | New Jersey |
| 96 | John De Marco | 10 | Son | — | New Jersey |
| 97 | Rita De Marco | 8 | Daughter | — | New Jersey |
| 98 | James De Marco | 5 | Son | — | New Jersey |
| 99 | Melba De Marco | 6 | Son | — | New Jersey |
| 100 | Louis De Marco | 4 | Son | — | New Jersey |
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)