MC
Mary Crowley — 1920 US Census Record
Model Tree available1920 United States Federal Census · Duval, Florida
Our Model Tree links this Mary Crowley across the 1900, 1910 and 1920 US Censuses in Duval, Florida (XGBoost, ~Confirmed), with identified parents John & Mrs — first a daughter (b.~1897), then head of a 4-person household.
Age 23
b. ~1897
Female
Daughter
Born: Florida
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Duval, Florida |
| Surname | Crowley |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Ireland |
| Mother's Birthplace | New York |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Township / Ward | Jacksonville City |
| Est. Birth Year | ~1897 |
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.
4 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Milton Crowley | Son | — | 23 | ~1897 |
| Alma Crowley | Daughter | — | 15 | ~1905 |
| Mary Crowley | Daughter | — | 23 | ~1897 |
| M Crowley | Head | — | 51 | ~1869 |
Census Appearances
1900
Duval, Florida
Daughter, age 4
Duval, Florida · implied b. ~1896 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Crowley |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Florida |
| Birth Month | Aug |
| Birth Year | 1896 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | New York |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1910
Duval, Florida
Daughter, age 13
Duval, Florida · implied b. ~1897 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Crowley |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Ireland |
| Mother's Birthplace | New York |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1920
Duval, Florida
Daughter, age 23
Duval, Florida · implied b. ~1897 — 4 household members
| Surname | Crowley |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Ireland |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
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 Mary Crowley across 3 US Census years (1900, 1910 and 1920) in Duval, Florida, using XGBoost record linkage. Identified parents: father John Crowley (~0.92 confidence) and mother Mrs Crowley (~0.92 confidence) and mother Elizabeth Crowley (~0.92 confidence) and father M Crowley (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Crowley
b. ~1854
Source father
● Household
· direct · ~0.92
Mother
Mrs Crowley
b. ~1866
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Crowley
b. ~1869
Source mother
● Household
· direct · ~0.92
Father
M Crowley
b. ~1869
Source father
● Household
· direct · ~0.92
This person
Anchor record
Mary Crowley
Daughter · 1920 · age 23 · b. ~1897 · Florida
★ You are viewing this record
Sibling
Alma Crowley
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Milton Crowley
Sibling · 1920 · age 23
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 — Duval, Florida
Open full size
1920 US Federal Census — Duval, Florida
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu218unit:0897)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | R. R. Scarborough | 50 | Head | — | Florida |
| 52 | Julia B. Scarborough | 42 | Wife | Agent | Florida |
| 53 | Eugene B. Scarborough | 18 | Son | — | Florida |
| 54 | Scarborough | 14 | Daughter | — | Florida |
| 55 | Scarborough | 11 | Daughter | — | Florida |
| 56 | Scarborough | 8 | Daughter | — | Florida |
| 57 | Scarborough | 4 | Daughter | — | Florida |
| 58 | Mattie Scarborough | 23 | Maid | — | Florida |
| 59 | Jesse Deas | 31 | Head | Proprietor | Florida |
| 60 | Elizabeth Deas | 21 | Wife | Private Home | Florida |
| 61 | Deas | 12 | Son | Produce | Florida |
| 62 | Deas | 8 | Son | — | Florida |
| 63 | Deas | 5 | Son | — | Florida |
| 64 | Deas | 1 | Son | — | Florida |
| 65 | W. Jasper Thompson | 47 | Head | Nurse Maid | Germany |
| 66 | Katie Thompson | 45 | Brother | Manager | Georgia |
| 67 | Annie Thompson | 68 | Mother | Secretary | Georgia |
| 68 | Lavonne Thompson | 35 | Sister | — | Georgia |
| 69 | James F. Atkinson | 50 | Head | — | Maryland |
| 70 | Annie Atkinson | 45 | Sister | Agent | Scotland |
| 71 | Maxwell Atkinson | 21 | Daughter | — | Florida |
| 72 | James F. Jr. Atkinson | 15 | Son | — | Florida |
| 73 | W. P. Davis | 45 | Head | — | Georgia |
| 74 | Davis | 42 | Wife | Broker | Florida |
| 75 | William F. Davis | 26 | Son | — | Florida |
| 76 | Annie M. Davis | 20 | Daughter | Soldier | Florida |
| 77 | Davis | 19 | Son | — | Florida |
| 78 | Davis | 17 | Son | — | Florida |
| 79 | Catherine Davis | 14 | Daughter | — | Florida |
| 80 | Elizabeth Davis | 9 | Daughter | — | Florida |
| 81 | M. W. Groover | 51 | Head | — | Georgia |
| 82 | Mary Groover | 34 | Wife | Agent | Georgia |
| 83 | Lily F. Groover | 65 | Mother-in-law | — | Georgia |
| 84 | J. Henry Funderburk | 40 | Head | — | Georgia |
| 85 | Annie Funderburk | 44 | Wife | Broker | Florida |
| 86 | Maxwell C. Funderburk | 19 | Son | — | Florida |
| 87 | Bertha V. Funderburk | 16 | Daughter | Stenographer | Florida |
| 88 | Fannie M. Funderburk | 14 | Daughter | — | Florida |
| 89 | Major G. Funderburk | 11 | Son | — | Florida |
| 90 | J. L. Adams | 46 | Head | — | Georgia |
| 91 | Mary L. Adams | 41 | Wife | Secretary | Georgia |
| 92 | Anna Kate Adams | 21 | Daughter | — | Georgia |
| 93 | James J. Adams | 17 | Son | — | Georgia |
| 94 | Frank Adams | 11 | Son | Bookkeeper | Georgia |
| 95 | Adams | 4 | Son | — | Georgia |
| 96 | Adams | 65 | Aunt | — | Alabama |
| 97 | M. J. Crowley | 51 | Head | Proprietor | New York |
| 98 | Milton R. Crowley | 23 | Son | Clerk | Ireland |
| 99 | Mary E. Crowley THIS PERSON | 23 | Daughter | — | Florida |
| 100 | Alma Crowley | 15 | Daughter | — | Florida |
Related Census Records
Pedigree Summary
Mary + 2 siblings
Gen 1 · 4 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)