diff --git a/src/routes/v3/util.js b/src/routes/v3/util.js
index 2f4b1a3..d035b5e 100644
--- a/src/routes/v3/util.js
+++ b/src/routes/v3/util.js
@@ -199,6 +199,7 @@ class UtilRoute {
       // Validate input
       const wif = req.body.wif
       const toAddr = req.body.toAddr
+      const balanceOnly = req.body.balanceOnly
 
       if (typeof wif !== "string" || wif.length !== 52) {
         res.status(400)
@@ -207,9 +208,12 @@ class UtilRoute {
         })
       }
 
-      if (!toAddr || toAddr === "") {
-        res.status(400)
-        return res.json({ error: "address can not be empty" })
+      if (!balanceOnly) {
+        // Only throw error if balanceOnly is false or undefined.
+        if (!toAddr || toAddr === "") {
+          res.status(400)
+          return res.json({ error: "address can not be empty" })
+        }
       }
 
       wlogger.debug(`Executing util/sweepWif with this address: `, toAddr)
@@ -234,6 +238,12 @@ class UtilRoute {
         return res.json({ error: "No balance found at BCH address." })
       }
 
+      // Exit if this is a balance-only call.
+      if (balanceOnly) {
+        res.status(200)
+        return res.json(totalBalance)
+      }
+
       // Get all UTXOs help by the address.
       const utxos = await _this.blockbook.testableComponents.utxosFromBlockbook(
         fromAddr
diff --git a/test/v3/util.js b/test/v3/util.js
index 51d649d..da5a282 100644
--- a/test/v3/util.js
+++ b/test/v3/util.js
@@ -389,6 +389,34 @@ describe("#Util", () => {
       assert.equal(result, "test-txid")
     })
 
+    it("should return balance if balance-only is true", async () => {
+      // Mock the RPC call for unit tests.
+      if (process.env.TEST === "unit") {
+        sandbox
+          .stub(
+            utilRouteInst.blockbook.testableComponents,
+            "balanceFromBlockbook"
+          )
+          .resolves(mockData.mockBalance)
+      }
+
+      // Mock sendRawTransaction() so that the hex does not actually get broadcast
+      // to the network.
+      sandbox
+        .stub(utilRouteInst.bchjs.RawTransactions, "sendRawTransaction")
+        .resolves("test-txid")
+
+      req.body = {
+        wif: "L5GEFg1tETLWBugmhSo9Zc4ms968qVmfmTroDxsJ982AiudAQGyt",
+        balanceOnly: true
+      }
+
+      const result = await utilRouteInst.sweepWif(req, res)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      assert.isNumber(result)
+    })
+
     // Unit tests only
     if (process.env.TEST === "unit") {
       it("should generate transaction for valid BCH-only sweep", async () => {