Number of Housing Units, Household, and Average Household size, by District           
District
1971
1981
1994
No. of Housing Unit
No. of House Hold
Average No.Per Unit
No. of Housing Unit
No. of House Hold
Average No.Per Unit
No. of Housing Unit
No. of House Hold
Average No.Per Unit
Colombo
458575
479901
5.9
279142
309765
5.4
389188
412630
4.9
Gampaha
-
-
-
272966
289652
4.9
360991
372431
4.6
Kalutara
137195
147194
5.7
166822
175458
4.9
197182
203094
4.6
Western Province
595770
627095
5.8
718930
774875
5.1
947361
988155
4.7
Sri Lanka
2382001
2485175
5.6
2924418
3048598
4.9
-
-
-

 

Number of Housing Unit and No. of Other Buildings by Districts and A.G.A Divisions 2001  
               
Colombo District
A.G.A. Division
No. of Housing Unit
%
No. of OtherBuilding
%
Total
Hanwella
24698
87.2
3618
12.3
28316
Colombo
66189
69.4
29122
30.6
95311
Dehiwela - Mount Lavinia
49307
85.9
8082
14.1
57389
Homagama
47088
87.8
6537
12.3
53625
Kaduwela
52910
87.8
7323
12.3
60233
Kesbewa
51224
87.6
7238
12.4
58462
Kolonnawa
36133
89.6
4204
10.4
40337
Maharagama
42816
85.6
7228
14.4
50044
Moratuwa
40812
84.5
7513
15.5
48325
Kotte
27031
82.7
5640
17.3
32671
Thibirigasyaya
54460
82.1
11865
17.9
66325
Padukka
15010
88.0
2055
12.0
17065
Rathmalana
-
-
-
-
-
Colombo District
507678
83.5
100425
16.5
608103
 
Gampaha District
A.G.A. Division
No. of Housing Unit
%
No. of OtherBuilding
%
Total
Attanagalla
39727
87.4
5736
12.6
45463
Biyagama
35979
81.0
8420
19.0
44399
Divulapitiya
35322
86.3
5599
13.7
40921
Dompe
34793
88.3
4605
11.7
39398
Gampaha
44484
86.0
7245
14.0
51729
Ja-Ela
44244
86.1
7145
13.9
51389
Katana
52662
77.7
15140
22.3
67802
Kelaniya
29859
83.2
6010
16.8
35877
Mahara
44700
88.7
5703
11.3
50403
Minuwangoda
39712
88.8
4985
11.2
44967
Mirigama
38495
88.3
5123
11.7
43618
Negombo
32997
84.2
6183
15.8
39180
Wattala
38647
87.8
5375
12.2
44022
Gampaha District
511621
85.4
87277
14.6
598898
 
 Kalutara District
A.G.A. Division
No. of Housing Unit
%
No. of Other Building
%
Total
Agalawatta
9216
89.9
1039
10.1
10255
Bandaragama
21557
90.7
2210
9.3
23767
Beruwala
30892
85.7
5170
14.3
36062
Bulathsinhala
17423
90.2
1883
9.8
19306
Dodangoda
15161
89.0
1870
11.0
17031
Horana
24179
87.9
3330
12.1
27509
Ingiriya
12547
89.6
1458
10.4
14005
Kalutara
34391
88.0
4680
12.0
39071
Madurawala
8217
90.0
909
10.0
9126
Matugama
19183
87.9
2637
12.1
21820
Millaniya
11934
91.7
1086
8.3
13020
Palindanuwara
13046
89.9
1010
10.1
14056
Panadura
38029
88.9
4761
11.1