diff --git a/table/town_land.h b/table/town_land.h
--- a/table/town_land.h
+++ b/table/town_land.h
@@ -2019,120 +2019,120 @@ assert_compile(lengthof(_housetype_remov
 
 
 typedef struct {
-	byte min,max;
+	Year min, max;
 } HousetypeYear;
 
 static const HousetypeYear _housetype_years[] = {
-	{43, 255},
-	{37, 255},
-	{48, 255},
-	{0,  255},
-	{55, 255},
-	{55, 255},
-	{0,  255},
-	{39, 255},
-	{39, 255},
-	{25, 255},
-	{25, 255},
-	{0, 255},
-	{15, 255},
-	{31, 255},
-	{10, 40},
-	{10, 40},
-	{10, 40},
-	{57, 255},
-	{63, 255},
-	{65, 255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  31},
-	{0,  32},
-	{11, 255},
-	{15, 255},
-	{43, 255},
-	{0,  35},
-	{53, 255},
-	{0,  255},
-	{38, 255},
-	{38, 255},
-	{38, 255},
-	{38, 255},
-	{80, 255},
-	{0,  40},
-	{0,  40},
-	{25, 255},
-	{63, 255},
-	{63, 255},
-	{63, 255},
-	{63, 255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  43},
-	{0,  43},
-	{46, 255},
-	{46, 255},
-	{50, 255},
-	{50, 255},
-	{54, 255},
-	{54, 255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  40},
-	{0,  40},
-	{52, 255},
-	{52, 255},
-	{52, 255},
-	{52, 255},
-	{43, 255},
-	{43, 255},
-	{58, 255},
-	{58, 255},
-	{47, 255},
-	{47, 255},
-	{47, 255},
-	{47, 255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{53, 255},
-	{42, 255},
-	{64, 255},
-	{64, 255},
-	{0,  255},
-	{73, 255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
-	{0,  255},
+	{ 1963, MAX_YEAR },
+	{ 1957, MAX_YEAR },
+	{ 1968, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{ 1975, MAX_YEAR },
+	{ 1975, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{ 1959, MAX_YEAR },
+	{ 1959, MAX_YEAR },
+	{ 1945, MAX_YEAR },
+	{ 1945, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{ 1935, MAX_YEAR },
+	{ 1951, MAX_YEAR },
+	{ 1930,     1960 },
+	{ 1930,     1960 },
+	{ 1930,     1960 },
+	{ 1977, MAX_YEAR },
+	{ 1983, MAX_YEAR },
+	{ 1985, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0,     1951 },
+	{    0,     1952 },
+	{ 1941, MAX_YEAR },
+	{ 1945, MAX_YEAR },
+	{ 1963, MAX_YEAR },
+	{    0,     1955 },
+	{ 1973, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{ 1958, MAX_YEAR },
+	{ 1958, MAX_YEAR },
+	{ 1958, MAX_YEAR },
+	{ 1958, MAX_YEAR },
+	{ 1950, MAX_YEAR },
+	{    0,     1960 },
+	{    0,     1960 },
+	{ 1945, MAX_YEAR },
+	{ 1983, MAX_YEAR },
+	{ 1983, MAX_YEAR },
+	{ 1983, MAX_YEAR },
+	{ 1983, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0,     1963 },
+	{    0,     1963 },
+	{ 1966, MAX_YEAR },
+	{ 1966, MAX_YEAR },
+	{ 1970, MAX_YEAR },
+	{ 1970, MAX_YEAR },
+	{ 1974, MAX_YEAR },
+	{ 1974, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0,     1960 },
+	{    0,     1960 },
+	{ 1972, MAX_YEAR },
+	{ 1972, MAX_YEAR },
+	{ 1972, MAX_YEAR },
+	{ 1972, MAX_YEAR },
+	{ 1963, MAX_YEAR },
+	{ 1963, MAX_YEAR },
+	{ 1978, MAX_YEAR },
+	{ 1978, MAX_YEAR },
+	{ 1967, MAX_YEAR },
+	{ 1967, MAX_YEAR },
+	{ 1967, MAX_YEAR },
+	{ 1967, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{ 1973, MAX_YEAR },
+	{ 1962, MAX_YEAR },
+	{ 1984, MAX_YEAR },
+	{ 1984, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{ 1993, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
+	{    0, MAX_YEAR },
 };
 assert_compile(lengthof(_housetype_years) == HOUSE_MAX);