CITY OF QUINCY POPULATION BY AGE
Age Cohort 1990 2000 Percent Change
Under 18 14,216 15,392 8.2%
Age 18-34 28,814 24,329 -15.6%
Age 35-54 19,784 26,011 31.5%
Age 55-64 7,938 7,987 0.6%
Over 65 14,206 14,306 0.7%
Total 84,985 88,025 3.6%
 
% Population <18
Quincy 16.7% 17.5%  
Massachusetts 22.5% 23.6%  
% Population >65
Quincy 16.7% 16.3%  
Massachusetts 13.6% 13.5%  

CITY OF QUINCY POPULATION BY RACE
Year White Black American indian Asian Hispanic Other Race Two or More Races Total
 
1990 77,508 812 87 5,432 1,115 31 NA 84,985
2000 69,098 1,572 189 13,997 1,396 98 1,675 88.025
 
% Change -10.8% 93.5% 117.2% 157.6% 25.2% 216.1% NA 3.5%

CITY OF QUINCY TOTAL HOUSING UNITS
  1990 % Dist 2000 % Dist % Change
Total Housing Units 37,732 100% 40,093 100% 6.2%
Occupied 35,678 94.5% 38,883 96.9% 8.9%
Vacant 2,054 5.5% 1,210 3.1% -41%
 
Owner Occupied 17.404 48.8% 19,081 49.0% 9.6%
Renter Occupied 18,274 51.2% 19,802 51.9% 8.3%
 
Subsidized Housing Units     3,697 9.2%  

CITY OF QUINCY HOUSEHOLD SIZE AND TYPE
Household Size 1990 2000 %Change
Total HH 35,569 38,893 9.3%
1 Person HH 11,918 14,596 22.5%
2 to 4 Person HH 20,525 21.377 4.2%
5 or More Person HH 3,126 1,920 -6.5%
 
Househol Type 1990 2000 % Change
All 35,569 38,893 9.3%
Family HH 20,916 20,688 -1.1%
Married Couple with Children <18 6,076 6,273 3.2%
Single Parent With Children <18 1,597 2,0790 30%
 
Non Family HH 14,653 18,205 24.2%

CITY OF QUINCY HOUSEHOLD INCOME
Household Income 1990 2000 Percent Change
Total Households 35,569 38.893 9.3%
Less than $10,000 4,699 2,888 -38.5%
$10,000 to $14,999 2,211 1,989 -10%
$15,000 to $24,999 4,747 4,233 -10.8%
$25,000 to $34,999 5,625 4,535 -19.3%
$35,000 to $49,999 7,198 6,829 -5.1%
$50,000 to $74,999 6,840 8,167 19.4%
$75,000 to $99,999 2,636 4,933 87.1%
$100,000 to $149,999 1,350 3,783 180.2%
$150,000 or more 261 1,536 488.5%
Median Household Income $35,858 $47,121 31.4%