MMP seat allocation calculator

Instructions

Follow these easy steps:

Enter the number of Party Votes or the percentage of Party Votes you want to give each party
Add in any electorate seats (if any) won by each party. This is optional, but you should include electorate seats which you assume parties getting less than 5% of party vote will win.
The maximum total of electorate seats is 71. If you enter numbers that add up to a total greater than this, they will be auto-adjusted to fit the maximum.
Using the 'Other Party' boxes type in the name of any party not shown
Click the 'Calculate parliamentary seats' button

Party vote expressed as:

as a percentage of Party Votes

as count of the number of Party Votes

Party name	Party votes won	Electorate seats won
The ACT Party	Party votes for The ACT Party	Number of seats for The ACT Party
The Cannabis Party	Party votes for The Cannabis Party	Number of seats for The Cannabis Party
HeartlandNZ	Party votes for HeartlandNZ	Number of seats for HeartlandNZ
MANA	Party votes for MANA	Number of seats for MANA
Māori Party	Party votes for Māori Party	Number of seats for Māori Party
New Conservative	Party votes for New Conservative	Number of seats for New Conservative
NZ First	Party votes for NZ First	Number of seats for NZ First
Labour Party	Party votes for Labour Party	Number of seats for Labour Party
TEA Party	Party votes for TEA Party	Number of seats for TEA Party
NZ Outdoors Party	Party votes for NZ Outdoors Party	Number of seats for NZ Outdoors Party
ONE Party	Party votes for ONE Party	Number of seats for ONE Party
SNZP	Party votes for SNZP	Number of seats for SNZP
Advance NZ	Party votes for Advance NZ	Number of seats for Advance NZ
Green Party	Party votes for Green Party	Number of seats for Green Party
Social Credit	Party votes for Social Credit	Number of seats for Social Credit
National Party	Party votes for National Party	Number of seats for National Party
The Opportunities Party (TOP)	Party votes for The Opportunities Party (TOP)	Number of seats for The Opportunities Party (TOP)
Vision NZ	Party votes for Vision NZ	Number of seats for Vision NZ
Name for other party 1	Party votes for other party 1	Seats for other party 1

Current totals:	0.00%	0/

Your virtual election results

Party name	Party votes won	% of party vote	% of effective party vote	Party seat entitlement	No. of electorate seats won	No. of list MPs	Total MPs	OH	% of MPs
Totals

Due to rounding the total may not add up to 100%.
The percentage of party votes won that is displayed is truncated to two decimal places. Please hover over the percentage to see the value to 5 decimal places of precision.
The following parties did not cross the threshold: