Groton

Additional Resources

More details about our community can be found in the Groton Town Profile. Another available resource is the Town's Interactive GIS Mapping.

Population

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Population

Population 2000 2010 2026 2031
Groton 39,504 39,673 37,794 38,238

Source: ESRI, 2026-08-31

Population by Age

Population 2026
0-4 2,039
5-9 1,971
10-14 1,846
15-19 1,774
20-24 2,642
25-29 3,250
30-34 3,317
35-39 3,029
40-44 2,366
45-49 1,754
50-54 1,718
55-59 2,031
60-64 2,175
65-69 2,355
70-74 2,038
75-79 1,454
80-84 976
85+ 1,057
18+ 30,912
Median Age 38

Source: ESRI, 2026-08-31

Population by Race

Groton 2026
Total 37,794.00
White Alone 70.56%
Black Alone 6.92%
American Indian Alone 0.82%
Asian Alone 5.73%
Pacific Islander Alone 0.2%
Some Other Race 4.92%
Two or More Races 10.84%
Hispanic Origin 13.02%
Diversity Index 59.80

Source: ESRI, 2026-08-31

Growth Rate

Groton 2026 - 2031
Population 0.23%
Households 0.56%
Families 0.55%
Median Household Income 2%
Per Capita Income 2%

Source: ESRI, 2026-08-31

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Housing

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Households

Population 2000 2010 2026 2031
Households 15,368 15,718 16,626 17,093
Housing Units 16,715 17,873 18,717 18,999
Owner Occupied Units 8,603 8,924
Renter Occupied Units 8,023 8,169
Vacant Units 2,091 1,906

Source: ESRI, 2026-08-31

Home Value

Groton 2026 2031
Median Home Value $362,512 $410,625
Average Home Value $454,378 $497,242
<$50,000 447 614
$50,000 - $99,999 105 49
$100,000 - $149,999 210 113
$150,000 - $199,999 399 165
$200,000 - $249,999 753 506
$250,000 - $299,999 1,113 887
$300,000 - $399,999 2,038 2,026
$400,000 - $499,999 809 960
$500,000 - $749,999 1,799 2,496
$1,000,000 + 131 138

Source: ESRI, 2026-08-31

Housing Year Built

Year Range Houses Built
2010 or Later 572
2000-2009 1,860
1990-1999 1,872
1980-1989 2,642
1970-1979 3,340
1960-1969 2,267
1950-1959 1,797
1940-1949 744
1939 or Before 2,789

Source: ESRI, 2026-08-31

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Income

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Income

Groton 2026 2031
Median Household $89,456 $96,835
Average Household $120,609 $131,799
Per Capita $53,453 $59,311

Source: ESRI, 2026-08-31

Household Income

Groton 2026
<$15,000 923
$15,000 - $24,999 587
$25,000 - $34,999 832
$35,000 - $49,999 1,568
$50,000 - $74,999 2,463
$75,000 - $99,999 2,973
$100,000 - $149,999 2,967
$150,000 - $199,999 2,057
$200,000+ 2,257

Source: ESRI, 2026-08-31

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Employees

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Commute

Category Commuters
Workers 16+ 18,991
In-County Residents 16,610
Out-of-County Residents 1,192
Drive Alone 13,434
Carpooled 1,358
Public Transport 79
Work at Home 2,549
Motorcycle 85
Bicycle 90
Walked 1,190
Other 173
Less than 5 minutes 506
5-9 minutes 2,936
10-14 minutes 3,653
15-19 minutes 3,690
20-24 minutes 1,873
25-29 minutes 617
30-34 minutes 1,227
35-39 minutes 153
40-44 minutes 211
45-59 minutes 667
60-89 minutes 656
90+ minutes 256
Average Travel Time 0

Source: ESRI, 2026-08-31

Source: ESRI, 2026-08-31

Employees by NAICS

Category Number
Total Employees 22,925
Agr/Forestry/Fish/Hunt 15
Mining 49
Utilities 57
Construction 362
Manufacturing 10,475
Wholesale Trade 157
   
Retail Trade 1,907
Motor Veh/Parts Dealers 326
Furn & Home Furnish Str 21
Electronics & Appl Store 29
Bldg Matl/Garden Equip 52
Food & Beverage Stores 671
Health/Pers Care Stores 136
Gasoline Stations 53
Clothing/Accessory Store 106
Sports/Hobby/Book/Music 122
General Merchandise Str 391
   
Transportation/Warehouse 244
Information 246
   
Finance & Insurance 271
Cntrl Bank/Crdt Intrmdtn 181
Sec/Cmdty Cntrct/Oth Inv 63
Insur/Funds/Trusts/Other 27
   
Real Estate/Rent/Leasing 409
Prof/Scientific/Tech Srv 1,006
Legal Services 129
Mgmt of Comp/Enterprises 8
Admin/Support/Waste Mgmt 136
Educational Services 839
HealthCare/Social Assist 1,808
Arts/Entertainment/Rec 323
   
Accommodation/Food Srvcs 1,947
Accommodation 492
Food Srv/Drinking Places 1,455
   
Other Srv excl Pub Admin 1,576
Auto Repair/Maintenance 154
Public Administration Emp 1,086

Source: ESRI, 2026-08-31

Educational Attainment (25+)

Groton 2026
<9th Grade 533
Some High School 678
GED 1,147
Graduated High School 6,102
Some College/No Degree 5,063
Associates Degree 2,538
Bachelor's Degree 6,504
Graduate Degree 4,957

Source: ESRI, 2026-08-31

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Businesses

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Businesses by NAICS

Category Number
Total Businesses 1,519
Agr/Forestry/Fish/Hunt Bus 5
Mining Bus 3
Utilities Bus 2
Construction Bus 86
Manufacturing Bus 46
Wholesale Trade Bus 35
   
Retail Trade Bus 214
Motor Veh/Parts Dealers Bus 34
Furn & Home Furnish Str Bus 8
Electronics & Appl Store Bus 8
Bldg Matl/Garden Equip Bus 9
Food & Beverage Stores Bus 47
Health/Pers Care Stores Bus 20
Gasoline Stations Bus 11
Clothing/Accessory Store Bus 25
Sports/Hobby/Book/Music Bus 35
General Merchandise Str Bus 19
   
Transportation/Warehouse Bus 25
Information Bus 27
   
Finance & Insurance Bus 55
Cntrl Bank/Crdt Intrmdtn Bus 26
Sec/Cmdty Cntrct/Oth Inv Bus 19
Insur/Funds/Trusts/Other Bus 10
   
Real Estate/Rent/Leasing Bus 78
Prof/Scientific/Tech Srv Bus 128
Legal Services Bus 24
Mgmt of Comp/Enterprises Bus 3
Admin/Support/Waste Mgmt Bus 38
Educational Services Bus 34
HealthCare/Social Assist Bus 160
Arts/Entertainment/Rec Bus 56
   
Accommodation/Food Srvcs Bus 143
Accommodation Bus 24
Food Srv/Drinking Places Bus 120
   
Other Srv excl Pub Admin Bus 223
Auto Repair/Maintenance Bus 27
Public Administration Bus 62

Source: ESRI, 2026-08-31

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