YourRoots by Genomelink
Sign up free
MC

Mary Costa — 1920 US Census Record

Model Tree available

1920 United States Federal Census · Bergen, New Jersey

Our Model Tree links this Mary Costa across the 1920, 1930 and 1940 US Censuses in Bergen, New Jersey (XGBoost, ~Confirmed), with identified parents Rafael & Ralph — first a daughter (b.~1894), then head of a 9-person household.

Age 26 b. ~1894 Female Daughter Born: California Single

1920 Census Record Details

Census Year1920
LocationBergen, New Jersey
SurnameCosta
Given NameMary
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age26
Marital StatusSingle
BirthplaceCalifornia
Father's BirthplaceItaly
Mother's BirthplaceNew York
Additional Details
Can ReadYes
Can WriteYes
Speaks EnglishYes
Mother TongueItalian
Birth StateCalifornia
Birth CountryUnited States
Birthplace (normalized)california
Township / WardVillage Of Ridgewood
Est. Birth Year~1894

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.

9 people recorded at the same address in the 1920 census.

Name Relation to head Relative to Mary Age Birth yr
Rafael Costa Son — 18 ~1902
Adelaide Costa Daughter — 21 ~1899
Louise Costa Daughter — 23 ~1897
Robert Costa Son — 16 ~1904
Rafael Costa Head — 56 ~1864
Mary Costa Daughter — 26 ~1894
Theresa Costa Daughter — 3 ~1917
Arthur Costa Son — 12 ~1908
Theresa Costa Spouse — 49 ~1871

Census Appearances

1920
Bergen, New …
Daughter, age 26
Bergen, New Jersey · implied b. ~1894 — 9 household members
Surname Costa
Given Name Mary
Relationship to Head Daughter
Sex F
Color / Race White
Age 26
Marital Status Single
Birthplace California
Father's Birthplace Italy
Mother's Birthplace New York
Can Read Yes
Can Write Yes
Speaks English Yes
Mother Tongue Italian
Birth State California
Birth Country United States
Birthplace (normalized) california
1930
Bergen, New …
Daughter, age 37
Bergen, New Jersey · implied b. ~1893 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Costa
Given Name May
Relationship to Head Daughter
Sex F
Color / Race White
Age 37
Marital Status Single
Birthplace California
Father's Birthplace Italy
Mother's Birthplace New York
Can Read/Write Yes
Birth State California
Birth Country United States
Birthplace (normalized) california
1940
Bergen-County, New …
Daughter, age 48
Bergen-County, New Jersey · implied b. ~1892 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Costa
Given Name May
Relationship to Head daughter
Sex F
Color / Race White
Age 48
Marital Status Single
Birthplace California
1935 Residence (City) Ridgewood
1935 Residence (County) Bergen
Industry 0
Highest Grade H 4
1935 Residence Same place
Birth State California
Birth Country United States
Birthplace (normalized) california

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.
Model Tree available
Our Model Tree links Mary Costa across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Rafael Costa (~0.92 confidence) and father Ralph Costa (~0.92 confidence) and father Ralph Costa (~0.92 confidence) and mother Jennie Costa (~0.92 confidence) and mother Theresa Costa (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
Rafael Costa
b. ~1864
Source father
● Household · direct · ~0.92
Father
Ralph Costa
b. ~1865
Source father
● Household · direct · ~0.92
Father
Ralph Costa
b. ~1865
Source father
● Household · direct · ~0.92
Mother
Jennie Costa
b. ~1871
Source mother
● Household · direct · ~0.92
Mother
Theresa Costa
b. ~1871
Source mother
● Household · direct · ~0.92
This person
Anchor record
Mary Costa
Daughter · 1920 · age 26 · b. ~1894 · New Jersey
★ You are viewing this record
Sibling
Louise Costa
Sibling · 1920 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rafael Costa
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Adelaide Costa
Sibling · 1920 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Costa
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Costa
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theresa Costa
Sibling · 1920 · age 3
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

1920 US Federal Census — Bergen, New Jersey Open full size

Page Contents

50 people indexed on this census page (ia:1920:14thcensusofpopu1019unit:0879)

Line Name Age Relation Occupation Birthplace
1 William J Mccrumbie 31 Head Secretary Illinois
2 Ella W Mccrumbie 29 Wife — Illinois
3 William J Mccrumbie 6 Son — New Jersey
4 Anna H Mccrumbie 5 Daughter — New Jersey
5 Arthur A Mccrumbie 1 Son — New York
6 Edith W Mclarry 27 Boarder — Wisconsin
7 Percy G Hill 38 Head Accountant Maine
8 Alice F Hill 29 Wife — Connecticut
9 Lyman P Hill 5 Son — New York
10 Gerrit Gous 32 Head Plumber New Jersey
11 Carrie Gous 31 Wife — New Jersey
12 Elmer C Gous 2 Son — New Jersey
13 Delia Gous 35 Sister Weaver New Jersey
14 A. Howard Bull 35 Head Paying Teller New Jersey
15 Ella G Bull 34 Wife — New York
16 Margaret L Bull 5 Daughter — New York
17 John Dugan 63 Father-in-law Bookkeeper New York
18 Ida Dugan 54 Mother-in-law — New York
19 Earl S. Gibson 31 Head Electrical Engineer Kansas
20 Vera C. Gibson 31 Wife — Illinois
21 Stuart S. Gibson 3 Son — New Jersey
22 Adelaide S. Frick 27 Boarder Teacher New York
23 William J. Myers 34 Head Managing Clerk New York
24 Sarah Myers 29 Wife — New Jersey
25 William J. Jr. Myers 3 Son — New Jersey
26 Robert G. Myers 30 Nephew Managing Clerk New York
27 Sarah J. Myers 4 Daughter — New Jersey
28 Helen R. Myers 28 Niece — New York
29 Helen R. Myers 1 Grand Niece — New York
30 Henry Stalter 46 Head Retail Merchant Germany
31 Emma Stalter 31 Wife Cashier New Jersey
32 Margaret Mcbride 75 Mother-in-law Housekeeper Scotland
33 Rafael Costa 56 Head Fruit Dealer Italy
34 Theresa Costa 49 Wife — New York
35 Mary Costa THIS PERSON 26 Daughter — California
36 Louise Costa 23 Daughter Teacher New Jersey
37 Adelaide Costa 21 Daughter Cashier New Jersey
38 Rafael Costa 18 Son Stenographer New Jersey
39 Robert Costa 16 Son — New Jersey
40 Arthur Costa 12 Son — New Jersey
41 Theresa Costa 3 Daughter — New Jersey
42 William H. Brinkerhoff 50 Head Civil Engineer Pennsylvania
43 Helen R. Brinkerhoff 41 Wife — New Jersey
44 Margaret Brinkerhoff 6 Daughter — Pennsylvania
45 Sarah Brinkerhoff 66 Mother-in-law — Pennsylvania
46 John Vanderbeck 43 Head Gardener New Jersey
47 Jennie Vanderbeck 47 Wife Cook Ireland
48 Jennie Vanderbeck 16 Daughter — New Jersey
49 William Vanderbeck 24 Boarder Cook New Jersey
50 John Vanderbeck 34 Boarder Gardener New Jersey

Search for Mary Costa

All Mary Costa Census Records Discover Costa Family Tree

Pedigree Summary

Mary + 6 siblings
Gen 1 · 5 parents ~0.92
Max depth 4 (1900–1950 window)

About This Record & Model Tree

This record was independently indexed by YourRoots from the 1920 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)

Report inaccurate data
👤 View Profile 🌳 Ancestors 👥 Descendants