List of legislatures by number of members

This is a list of legislatures by size. Non-sovereign entities are marked in italics.

Country	Type	Lower house	Upper house	Lower house to upper house ratio	Total	Population	Population/seats
China	unicameral	2,987	—	—	2,987	1.355692576×10^9	453,864
United Kingdom	bicameral	650	780	0.833	1,430	63,742,977	44,576
European Union	bicameral	766	352	2.176	1,118	511,434,812	457,455
Italy	bicameral	630	321	1.963	951	61,680,122	64,858
France	bicameral	577	348	1.658	925	66,259,012	71,631
India	bicameral	545	245	2.224	790	1.236344631×10^9	1,564,993
Japan	bicameral	480	242	1.983	722	127,103,388	176,043
Germany	bicameral	630	69	9.130	699	80,996,685	115,875
Indonesia	bicameral	560	132	4.242	692	253,609,643	366,488
Korea, North	unicameral	687	—	—	687	24,851,627	36,174
Morocco	bicameral	395	270	1.463	665	32,987,206	49,605
Burma (Myanmar)	bicameral	440	224	1.964	664	55,746,253	83,955
Ethiopia	bicameral	547	108	5.065	655	96,633,458	147,532
Thailand	bicameral	500	150	3.333	650	67,741,401	104,218
Mexico	bicameral	500	128	3.906	628	120,286,655	191,539
Russia	bicameral	450	166	2.711	616	142,470,272	231,283
Cuba	unicameral	612	—	—	612	11,047,251	18,051
Congo, Democratic Republic of the	bicameral	500	108	4.630	608	77,433,744	127,358
Spain	bicameral	350	257	1.362	607	47,737,941	78,646
Algeria	bicameral	462	144	3.208	606	38,813,722	64,049
Nepal	unicameral	601	—	—	601	30,986,975	51,559
Brazil	bicameral	513	81	6.333	594	202,656,788	341,173
Romania	bicameral	412	176	2.341	588	21,729,871	36,956
Poland	bicameral	460	100	4.600	560	38,346,279	68,475
Turkey	unicameral	550	—	—	550	81,619,392	148,399
United States	bicameral	435	100	4.350	535	318,892,103	596,060
Sudan	bicameral	450	50	9.000	500	35,482,233	70,964
Vietnam	unicameral	500	—	—	500	93,421,835	186,844
South Africa	bicameral	400	90	4.444	490	48,375,645	98,726
Nigeria	bicameral	360	109	3.303	469	177,155,754	377,731
Egypt	unicameral	450 minimum	—	—	450 minimum	86,895,099	—
Ukraine	unicameral	450	—	—	450	44,291,413	98,425
Pakistan	bicameral	342	104	3.288	446	196,174,380	439,853
Kenya	bicameral	349	67	5.209	416	45,010,056	108,197
Canada	bicameral	308	105	2.933	413	34,834,841	84,346
Yemen	bicameral	301	111	2.712	412	26,052,966	63,235
South Sudan	bicameral	332	50	6.640	382	11,562,695	30,269
Uganda	unicameral	375	—	—	375	35,918,915	95,784
Tanzania	unicameral	357	—	—	357	49,639,138	139,045
Afghanistan	bicameral	250 maximum	102	—	—	31,822,848	—
Zimbabwe	bicameral	270	80	3.375	350	13,771,721	39,348
Sweden	unicameral	349	—	—	349	9,723,809	27,862
Argentina	bicameral	257	72	3.569	329	43,024,374	130,773
Somalia	bicameral	275	54	5.093	329	10,428,043	31,696
Iraq	unicameral	325	—	—	325	32,585,692	100,264
Philippines	bicameral	287	24	11.958	311	107,668,231	346,200
Bangladesh	unicameral	300	—	—	300	166,280,712	554,269
Greece	unicameral	300	—	—	300	10,775,557	35,919
Korea, South	unicameral	300	—	—	300	49,039,986	163,467
Malaysia	bicameral	222	70	3.171	292	30,073,353	102,991
Iran	unicameral	290	—	—	290	80,840,713	278,761
Czech Republic	bicameral	200	81	2.469	281	10,627,448	37,820
Cameroon	bicameral	180	100	1.800	280	23,130,708	82,610
Ghana	unicameral	275	—	—	275	25,758,108	93,666
Colombia	bicameral	166	102	1.627	268	46,245,297	172,557
Côte d'Ivoire	unicameral	255	—	—	255	22,848,945	89,604
Mozambique	unicameral	250	—	—	250	24,692,144	98,769
Serbia	unicameral	250	—	—	250	7,209,764	28,839
Syria	unicameral	250	—	—	250	17,951,639	71,807
Uzbekistan	bicameral	150	100	1.500	250	28,929,716	115,719
Switzerland	bicameral	200	46	4.348	246	8,061,516	32,770
Austria	bicameral	183	62	2.952	245	8,223,062	33,564
Bulgaria	unicameral	240	—	—	240	6,924,716	28,853
Portugal	unicameral	230	—	—	230	10,813,834	47,017
Australia	bicameral	150	76	1.974	226	22,507,617	99,591
Ireland	bicameral	166	60	2.767	226	4,832,765	21,384
Netherlands	bicameral	150	75	2.000	225	16,877,351	75,010
Sri Lanka	unicameral	225	—	—	225	21,866,445	97,184
Gabon	bicameral	120	102	1.176	222	1,672,597	7,534
Belgium	bicameral	150	71	2.113	221	10,449,361	47,282
Angola	unicameral	220	—	—	220	19,088,106	86,764
Tunisia	unicameral	217	—	—	217	10,937,521	50,403
Dominican Republic	bicameral	183	32	5.719	215	10,349,741	48,138
Congo, Republic of the	bicameral	139	72	1.931	211	4,662,446	22,097
Jordan	bicameral	150	60	2.500	210	7,930,491	37,764
Mauritania	bicameral	146	56	2.607	202	3,516,806	17,410
Finland	unicameral	200	—	—	200	5,268,799	26,344
Libya	unicameral	200	—	—	200	6,244,174	31,221
Hungary	unicameral	199	—	—	199	9,919,128	49,845
Malawi	unicameral	193	—	—	193	17,377,468	90,039
Chad	unicameral	188	—	—	188	11,412,107	60,703
Cambodia	bicameral	123	61	2.016	184	15,458,332	84,013
Madagascar	bicameral	151	33	4.576	184	23,201,926	126,097
Denmark	unicameral	179	—	—	179	5,569,077	31,112
Belarus	bicameral	110	64	1.719	174	9,608,058	55,219
Equatorial Guinea	bicameral	100	70	1.429	170	722,254	4,249
Norway	unicameral	169	—	—	169	5,147,792	30,460
Bolivia	bicameral	130	36	3.611	166	10,631,486	64,045
Venezuela	unicameral	165	—	—	165	28,868,486	174,961
Mali	unicameral	160	—	—	160	16,455,903	102,849
Chile	bicameral	120	38	3.158	158	17,363,894	109,898
Guatemala	unicameral	158	—	—	158	14,647,083	92,703
Zambia	unicameral	158	—	—	158	14,638,505	92,649
Oman	bicameral	84	71	1.183	155	3,219,775	20,773
Burundi	bicameral	100 minimum	54	—	—	10,395,931	—
Kazakhstan	bicameral	107	47	2.277	154	17,948,816	116,551
Lesotho	bicameral	120	33	3.636	153	1,942,008	12,693
Croatia	unicameral	151	—	—	151	4,470,534	29,606
Eritrea	unicameral	150	—	—	150	6,380,803	42,539
Georgia	unicameral	150	—	—	150	4,935,880	32,906
Saudi Arabia	unicameral	150	—	—	150	27,345,986	182,307
Senegal	unicameral	150	—	—	150	13,635,927	90,906
Slovakia	unicameral	150	—	—	150	5,443,583	36,291
Lithuania	unicameral	141	—	—	141	3,505,738	24,863
Albania	unicameral	140	—	—	140	3,020,209	21,573
Ecuador	unicameral	137	—	—	137	15,654,411	114,266
Laos	unicameral	132	—	—	132	6,803,699	51,543
Armenia	unicameral	131	—	—	131	3,060,631	23,364
Peru	unicameral	130	—	—	130	30,147,935	231,907
Slovenia	bicameral	90	40	2.250	130	1,988,292	15,295
Haiti	bicameral	99	30	3.300	129	9,996,731	77,494
Uruguay	bicameral	99	30	3.300	129	3,332,972	25,837
Honduras	unicameral	128	—	—	128	8,598,561	67,176
Lebanon	unicameral	128	—	—	128	5,882,562	45,958
Burkina Faso	unicameral	127	—	—	127	18,365,123	144,607
Azerbaijan	unicameral	125	—	—	125	9,686,210	77,490
Paraguay	bicameral	80	45	1.778	125	6,703,860	53,631
Turkmenistan	unicameral	125	—	—	125	5,171,943	41,376
Sierra Leone	unicameral	124	—	—	124	5,743,725	46,320
Macedonia	unicameral	123	—	—	123	2,091,719	17,006
Israel	unicameral	120	—	—	120	7,821,850	65,182
Kosovo	unicameral	120	—	—	120	1,859,203	15,493
Kyrgyzstan	unicameral	120	—	—	120	5,604,212	46,702
New Zealand	unicameral	120 usually	—	—	120 usually	4,401,916	—
Guinea	unicameral	114	—	—	114	11,474,383	100,652
Niger	unicameral	113	—	—	113	17,466,172	154,568
Taiwan	unicameral	113	—	—	113	23,359,928	206,725
Papua New Guinea	unicameral	111	—	—	111	6,552,730	59,034
Rwanda	bicameral	80	26	3.077	106	12,337,138	116,388
Central African Republic	unicameral	105	—	—	105	5,277,959	50,266
Liberia	bicameral	73	30	2.433	103	4,092,310	39,731
Guinea-Bissau	unicameral	102	—	—	102	1,693,398	16,602
Estonia	unicameral	101	—	—	101	1,257,921	12,455
Moldova	unicameral	101	—	—	101	3,583,288	35,478
Latvia	unicameral	100	—	—	100	2,165,165	21,652
Botswana	bicameral	63	35	1.800	98	2,155,784	21,998
Namibia	bicameral	72	26	2.769	98	2,198,406	22,433
Tajikistan	bicameral	63	34	1.853	97	8,051,512	83,005
Swaziland	bicameral	65	30	2.167	95	1,419,623	14,943
Nicaragua	unicameral	92	—	—	92	5,848,641	63,572
Togo	unicameral	91	—	—	91	7,351,374	80,784
Singapore	unicameral	87	—	—	87	5,567,301	63,992
Maldives	unicameral	85	—	—	85	393,595	4,631
El Salvador	unicameral	84	—	—	84	6,125,512	72,923
Jamaica	bicameral	63	21	3.000	84	2,930,050	34,882
Benin	unicameral	83	—	—	83	10,160,556	122,416
Montenegro	unicameral	81	—	—	81	650,036	8,025
Bahrain	bicameral	40	40	1.000	80	1,314,089	16,426
Cyprus	unicameral	80	—	—	80	1,172,458	14,656
Puerto Rico	bicameral	51	27 or more	—	—	3,620,897	—
Mongolia	unicameral	76	—	—	76	2,953,190	38,858
Bhutan	bicameral	47	25	1.880	72	733,643	10,189
Cabo Verde	unicameral	72	—	—	72	538,535	7,480
Trinidad and Tobago	bicameral	41	31	1.323	72	1,223,916	16,999
Panama	unicameral	71	—	—	71	3,608,431	50,823
Hong Kong	unicameral	70	—	—	70	7,112,688	101,610
Mauritius	unicameral	70	—	—	70	1,331,155	19,017
Djibouti	unicameral	65	—	—	65	810,179	12,464
Guyana	unicameral	65	—	—	65	735,554	11,316
Kuwait	unicameral	65	—	—	65	2,742,711	42,196
Malta	unicameral	65 normally	—	—	65 normally	412,655	—
Timor-Leste	unicameral	52 to 65	—	—	52 to 65	1,201,542	—
Iceland	unicameral	63	—	—	63	317,351	5,037
Luxembourg	unicameral	60	—	—	60	520,672	8,678
San Marino	unicameral	60	—	—	60	32,742	546
Jersey	unicameral	58	—	—	58	96,513	1,664
Bosnia and Herzegovina	bicameral	42	15	2.800	57	3,871,643	67,924
Costa Rica	unicameral	57	—	—	57	4,755,234	83,425
French Polynesia	unicameral	57	—	—	57	280,026	4,913
São Tomé and Príncipe	unicameral	55	—	—	55	190,428	3,462
Bahamas, The	bicameral	38	16	2.375	54	321,834	5,960
New Caledonia	unicameral	54	—	—	54	267,840	4,960
Gambia, The	unicameral	53	—	—	53	1,925,527	36,331
Vanuatu	unicameral	52	—	—	52	266,937	5,133
Barbados	bicameral	30	21	1.429	51	289,680	5,680
Suriname	unicameral	51	—	—	51	573,311	11,241
Fiji	unicameral	50	—	—	50	903,207	8,769
Solomon Islands	unicameral	50	—	—	50	609,883	18,064
Samoa	unicameral	49	—	—	49	196,628	4,013
Bermuda	bicameral	36	11	3.273	47	69,839	1,486
Kiribati	unicameral	46	—	—	46	104,488	2,271
Guernsey	unicameral	45	—	—	45	65,849	1,463
Qatar	unicameral	45	—	—	45	2,123,160	47,181
Belize	bicameral	31	12	2.583	43	340,844	7,927
United Arab Emirates	unicameral	40	—	—	40	5,628,805	140,720
American Samoa	bicameral	21	18	1.167	39	54,517	1,398
Isle of Man	bicameral	24	11	2.182	35	86,866	2,482
Antigua and Barbuda	bicameral	17	17	1.000	34	91,295	2,685
Seychelles	unicameral	34	—	—	34	91,650	2,696
Brunei	unicameral	33	—	—	33	422,675	12,808
Comoros	unicameral	33	—	—	33	766,865	23,238
Faroe Islands	unicameral	33	—	—	33	49,947	1,514
Macau	unicameral	33	—	—	33	587,914	17,816
Marshall Islands	unicameral	33	—	—	33	70,983	2,151
Dominica	unicameral	32	—	—	32	73,449	2,295
Greenland	unicameral	31	—	—	31	57,728	1,862
Northern Mariana Islands	bicameral	20	9	2.222	29	51,483	1,775
Andorra	unicameral	28 minimum	—	—	28 minimum	85,458	—
Grenada	bicameral	15	13	1.154	28	110,152	3,934
Saint Lucia	bicameral	17	11	1.545	28	163,362	5,834
Tonga	unicameral	26	—	—	26	106,440	4,094
Liechtenstein	unicameral	25	—	—	25	37,313	1,493
Palau	bicameral	16	9	1.778	25	21,186	847
Monaco	unicameral	24	—	—	24	30,508	1,271
Saint Martin	unicameral	23	—	—	23	31,530	1,371
Aruba	unicameral	21	—	—	21	110,663	5,270
Cayman Islands	unicameral	21	—	—	21	54,914	2,615
Curaçao	unicameral	21	—	—	21	146,836	6,992
Saint Vincent and the Grenadines	unicameral	21	—	—	21	102,918	4,901
Niue	unicameral	20	—	—	20	1,190	60
Tokelau	unicameral	20	—	—	20	1,337	67
Wallis and Futuna	unicameral	20	—	—	20	15,561	778
Nauru	unicameral	19	—	—	19	9,488	499
Saint Barthelemy	unicameral	19	—	—	19	7,267	382
Saint Pierre and Miquelon	unicameral	19	—	—	19	5,716	301
Turks and Caicos Islands	unicameral	19	—	—	19	49,070	2,583
Gibraltar	unicameral	18	—	—	18	29,185	1,621
Saint Helena, Ascension and Tristan da Cunha	unicameral	17	—	—	17	7,776	457
British Virgin Islands	unicameral	15	—	—	15	32,680	2,179
Guam	unicameral	15	—	—	15	161,001	10,733
Sint Maarten	unicameral	15	—	—	15	39,689	2,646
Tuvalu	unicameral	15	—	—	15	10,782	719
United States Virgin Islands	unicameral	15	—	—	15	104,170	6,945
Micronesia, Federated States of	unicameral	14	—	—	14	105,681	7,549
Saint Kitts and Nevis	unicameral	14	—	—	14	51,538	3,681
Anguilla	unicameral	11	—	—	11	16,086	1,462
Montserrat	unicameral	11	—	—	11	5,215	474
Falkland Islands	unicameral	10	—	—	10	2,840	284
Pitcairn Islands	unicameral	10	—	—	10	48	5
Christmas Island	unicameral	9	—	—	9	1,530	170
Norfolk Island	unicameral	9	—	—	9	2,210	246
Cocos (Keeling) Islands	unicameral	7	—	—	7	596	85
Vatican City	unicameral	7	—	—	7	842	120
Cook Islands	bicameral	24	—	—	—	10,134	—