diff --git a/web/cashtab/src/components/Send/Send.js b/web/cashtab/src/components/Send/Send.js
--- a/web/cashtab/src/components/Send/Send.js
+++ b/web/cashtab/src/components/Send/Send.js
@@ -34,6 +34,7 @@
 } from '@components/Common/Atoms';
 import { getWalletState } from '@utils/cashMethods';
 import ApiError from '@components/Common/ApiError';
+import { formatFiatBalance } from '@utils/validation';
 
 // Note jestBCH is only used for unit tests; BCHJS must be mocked for jest
 const SendBCH = ({ jestBCH, passLoadingStatus }) => {
@@ -342,6 +343,15 @@
     let fiatPriceString = '';
     if (fiatPrice !== null && !isNaN(formData.value)) {
         if (selectedCurrency === currency.ticker) {
+            // calculate conversion to fiatPrice
+            fiatPriceString = `${(fiatPrice * Number(formData.value)).toFixed(
+                2,
+            )}`;
+
+            // formats to fiat locale style
+            fiatPriceString = formatFiatBalance(Number(fiatPriceString));
+
+            // insert symbol and currency before/after the locale formatted fiat balance
             fiatPriceString = `${
                 cashtabSettings
                     ? `${
@@ -349,14 +359,18 @@
                               .symbol
                       } `
                     : '$ '
-            } ${(fiatPrice * Number(formData.value)).toFixed(2)} ${
+            } ${fiatPriceString} ${
                 cashtabSettings && cashtabSettings.fiatCurrency
                     ? cashtabSettings.fiatCurrency.toUpperCase()
                     : 'USD'
             }`;
         } else {
             fiatPriceString = `${
-                formData.value ? fiatToCrypto(formData.value, fiatPrice) : '0'
+                formData.value
+                    ? formatFiatBalance(
+                          Number(fiatToCrypto(formData.value, fiatPrice)),
+                      )
+                    : formatFiatBalance(0)
             } ${currency.ticker}`;
         }
     }
diff --git a/web/cashtab/src/utils/__tests__/validation.test.js b/web/cashtab/src/utils/__tests__/validation.test.js
--- a/web/cashtab/src/utils/__tests__/validation.test.js
+++ b/web/cashtab/src/utils/__tests__/validation.test.js
@@ -9,6 +9,7 @@
     isValidTokenStats,
     isValidCashtabSettings,
     formatSavedBalance,
+    formatFiatBalance,
 } from '../validation';
 import { currency } from '@components/Common/Ticker.js';
 import { fromSmallestDenomination } from '@utils/cashMethods';
@@ -260,4 +261,24 @@
     it(`test formatSavedBalance with non-numeric input`, () => {
         expect(formatSavedBalance('CainBCHA', 'en-US')).toBe('NaN');
     });
+    it(`test formatFiatBalance with zero XEC balance input`, () => {
+        expect(formatFiatBalance(Number('0'), 'en-US')).toBe('0.00');
+    });
+    it(`test formatFiatBalance with a small XEC balance input with 2+ decimal figures`, () => {
+        expect(formatFiatBalance(Number('565.54111'), 'en-US')).toBe('565.54');
+    });
+    it(`test formatFiatBalance with a large XEC balance input with 2+ decimal figures`, () => {
+        expect(formatFiatBalance(Number('131646565.54111'), 'en-US')).toBe(
+            '131,646,565.54',
+        );
+    });
+    it(`test formatFiatBalance with no balance`, () => {
+        expect(formatFiatBalance('', 'en-US')).toBe('');
+    });
+    it(`test formatFiatBalance with null input`, () => {
+        expect(formatFiatBalance(null, 'en-US')).toBe(null);
+    });
+    it(`test formatFiatBalance with undefined input`, () => {
+        expect(formatFiatBalance(undefined, 'en-US')).toBe(undefined);
+    });
 });
diff --git a/web/cashtab/src/utils/validation.js b/web/cashtab/src/utils/validation.js
--- a/web/cashtab/src/utils/validation.js
+++ b/web/cashtab/src/utils/validation.js
@@ -139,3 +139,21 @@
         return 'N/A';
     }
 };
+
+export const formatFiatBalance = (fiatBalance, optionalLocale) => {
+    try {
+        if (fiatBalance === 0) {
+            return Number(fiatBalance).toFixed(currency.cashDecimals);
+        }
+        if (optionalLocale === undefined) {
+            return fiatBalance.toLocaleString({
+                maximumFractionDigits: currency.cashDecimals,
+            });
+        }
+        return fiatBalance.toLocaleString(optionalLocale, {
+            maximumFractionDigits: currency.cashDecimals,
+        });
+    } catch (err) {
+        return fiatBalance;
+    }
+};